Carrier Aero 39MN Series Installation, Start-Up And Service Instructions Manual
  1. Manuals
  2. Brands
  3. Carrier Manuals
  4. Air Handlers
  5. Aero 39MN Series
  6. Installation, start-up and service instructions manual

Carrier Aero 39MN Series Installation, Start-Up And Service Instructions Manual

39mn,mw03-110 series indoor and weathertight outdoor air handlers
Hide thumbs Also See for Aero 39MN Series:
Table of Contents

Advertisement

Quick Links

CONTENTS
INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . .3,4
39M Unit Nomenclature . . . . . . . . . . . . . . . . . . . . . . . . 5
28MZ (Steam Coil) Nomenclature. . . . . . . . . . . . . . . . 7
28MK (Humidifier) Nomenclature . . . . . . . . . . . . . . 11
Gas-Fired Furnace Nomenclature . . . . . . . . . . . . . . 11
Motor Nomenclature . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Base Unit Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Physical Data - Fan Offerings by Unit Size
and Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Physical Data - Fan Data by Wheel Diameter
and Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Coil Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Medium Face Area Coils . . . . . . . . . . . . . . . . . . . . 40
Large Face Area Coils . . . . . . . . . . . . . . . . . . . . . . 46
-in. Water Coil Connection Sizes . . . . . . . . . . . . . 55
1
/
2
-in. Water Coil Connection Sizes . . . . . . . . . . . . . 55
5
/
8
1-in. Steam Coil Connection Sizes . . . . . . . . . . . . . 56
-in. Steam Coil Connection Sizes . . . . . . . . . . . . 56
5
/
8
Coil Connection Sizes . . . . . . . . . . . . . . . . . . . . . . 56
Coil Connection Sizes . . . . . . . . . . . . . . . . . . . . . . 57
Operating Charge (Approximate) -
Direct Expansion Coil . . . . . . . . . . . . . . . . . . . . . . 57
Coil Volume . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Dry Coil Weights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Motor Weights. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Distances in Inches . . . . . . . . . . . . . . . . . . . . . . . . 63
Distances in Inches . . . . . . . . . . . . . . . . . . . . . . . . . . 80
PRE-INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . 83-86
Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
Rigging and Handling . . . . . . . . . . . . . . . . . . . . . . . . . 83
Long-Term Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
Service Clearance . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
Drain Positioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
Unit Suspension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
Internal Vibration Isolation . . . . . . . . . . . . . . . . . . . . 84
PLENUM, AND FORWARD-CURVED FANS
External Vibration Isolation. . . . . . . . . . . . . . . . . . . . 84
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Catalog No. 04-53390022-01
Installation, Start-Up and
Service Instructions
Page
Printed in U.S.A.
Indoor and Weathertight Outdoor
Roof Curb . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Pier or Beam Mount . . . . . . . . . . . . . . . . . . . . . . . . . . 85
INSTALLATION. . . . . . . . . . . . . . . . . . . . . . . . . . . .86-176
(All Sizes) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
Duct Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
PLENUM EXTERNAL BYPASS/RETURN FAN
FABRICATION
Panel Cutting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Face and Bypass Dampers . . . . . . . . . . . . . . . . . . . . 94
Zone Damper Section. . . . . . . . . . . . . . . . . . . . . . . . . 97
• CONTROL DAMPERS
Mixing Box Damper Actuators . . . . . . . . . . . . . . . . 101
Vertical Draw-Thru Units . . . . . . . . . . . . . . . . . . . . . 101
and Exhaust Box Sections . . . . . . . . . . . . . . . . . 101
Stacked Units Turning Plenum . . . . . . . . . . . . . . . 101
Fan Sled Disassembly . . . . . . . . . . . . . . . . . . . . . . . 103
Fan Sled Dimensions . . . . . . . . . . . . . . . . . . . . . . . . 103
Fan Motors and Drives . . . . . . . . . . . . . . . . . . . . . . . 106
Motor Power Wiring . . . . . . . . . . . . . . . . . . . . . . . . . 106
• MOTOR OVERLOAD PROTECTION
Sheaves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
• ALIGNMENT
V-Belts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Direct Drive Fan Alignment . . . . . . . . . . . . . . . . . . . 109
Outdoor Hoods and Louvers . . . . . . . . . . . . . . . . . 109
Connection Housing (Outdoor Unit -
All Sizes) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
Humidifier Installation . . . . . . . . . . . . . . . . . . . . . . . 118
AND VALVE ASSEMBLY
Assembly of Vertical Manifolds . . . . . . . . . . . . . . . 120
Coil Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Form 39M-20SI
Pg 1
Aero
39MN,MW03-110
Air Handlers
718
1-18
Replaces: 39M-18SI
®
Page

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the Aero 39MN Series and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for Carrier Aero 39MN Series

Summary of Contents for Carrier Aero 39MN Series

  • Page 1: Table Of Contents

    ® Aero 39MN,MW03-110 Indoor and Weathertight Outdoor Air Handlers Installation, Start-Up and Service Instructions Page CONTENTS Roof Curb ........84 Page Pier or Beam Mount .
  • Page 2 Page CONTENTS (CONT) • VENTING Page • GAS SUPPLY, PIPING, AND CONNECTIONS Water and Steam Coil Piping Gas-Fired Rack System Furnaces ... 169 Recommendations ......123 •...

  • Page 3: Introduction

    CONTENTS (CONT) WARNING Page LOCK OPEN AND TAG the fan motor power disconnect Minihelic Gage ....... . . 190 switch before working on a fan.

  • Page 4: Unit And Component Identification

    For further information on unit and component identifica- WARNING tion contact your Carrier representative for the AHUBuilder ® program. Refer to the 39M Product Data catalog for more in- DO NOT USE TORCH to remove any component. System formation on individual component sections. Refer to Fig. 12- contains oil and refrigerant under pressure.

  • Page 5: Unit Nomenclature

    000001 ® 39M – Aero Revision Level Air Handler † Code Model Finish and Thermal Option N – Indoor Unit W – Outdoor Unit Order Type S – Special Order Unit Size X – Standard Order Shipping No. of Pieces Example: 12 = 1 of 2 22 = 2 of 2 000001 thru 999999 –...

  • Page 6: 28Mc,28Mh (Water Coil) Nomenclature

    28MC V 6 20 F D A 020 A R N – Revision Level 28MC – 1/2 in. Chilled Water 28MH – 1/2 in. Hot Water Coating N – Non-Coated E – E-Coated Coil Position H – Horizontal V – Vertical Hand R –...

  • Page 7: 28Mz (Steam Coil) Nomenclature

    28MZ H 1 26 F B T 074 A X N – – – Coil Revision 28MZ – IDT Steam Coating Coil Position N – Non-Coated H – Horizontal E – E-Coated V – Vertical X – Always Rows 1 – 1 Row 2 –...

  • Page 8: 28Me (Direct Expansion Coil) Nomenclature

    28ME V 4 32 B A A 065 Z R N – 28ME – Direct Expansion Revision Level Coil Position Coating V – Vertical N – Non-Coated E – E-Coated Rows 4 – 4 Row Hand 6 – 6 Row R –...

  • Page 9: 28Mg (Integral Face And Bypass) Nomenclature

    – 28MG M 04 G R A H X Casing Length 28MG – Integral Face and Bypass Unit Unit Casing 39M Unit Size Code Size Length (in.) Code Size – 26.0 — – – 36W – – 40W 24.4 — –...

  • Page 10: 28Md,28Mj (Water Coil) Nomenclature

    28MD V 4 30 F A C 092 A R N A A – Always 28MD – 5/8 in. Chilled Water 28MJ – 5/8 in. Hot Water Coating N – Non-Coated E – E-Coated Coil Position H – Horizontal V – Vertical Hand R –...

  • Page 11: 28Mk (Humidifier) Nomenclature

    – 304 SS HX-Galv. Frame – 21W – 85W – 25W – 96W Fuel Type N – Natural Gas Carrier Gas Heat Code L – Propane 11-35 – Duct Furnaces 36-62, 70 – Rack Furnaces Altitude and Country – 0-2000/USA –...

  • Page 12: Motor Nomenclature

    93 MR 01 18 B A 02 0 1 0 3 S - Fan Motor Revision Level High Efficiency Fan Application Premium Efficiency Return/Exhaust Supply Horsepower* Supplier Designation 1 1/2 Not Used (Always 0) 7 1/2 Application Mounting F1† F2† Voltage F3** 115/230-1-60...

  • Page 13: Base Unit Dimensions

    70.0 75.0 NOTES: 1. Weights and dimensions are approximate. 54.0 For more exact dimensions, consult with a 82.0 local Carrier Sales Engineer or select the 57.0 desired unit using AHUBuilder ® software. 82.0 2. All dimensions in inches, unless otherwise noted.
  • Page 14 Air Distribution Components Exhaust Filter mixing Mixing box Mixing box Air mixer Exhaust 7 Internal External face box (side (side inlet) face and and bypass outlet) bypass damper Filtration Sections damper section section FRONT HEPA LOAD FILTER Horizontal Horizontal Horizontal Horizontal Horizontal bag/front loading...

  • Page 15: 39Mn, Mw Component Weights And Lengths

    Table 1 — 39MN,MW Component Weights and Lengths, Sizes 03W to 21W SECTION DIMENSIONS (in.) AND WEIGHTS (lb) Nominal cfm at 1500 3000 3500 4000 4500 5000 5500 6000 6000 7000 8000 8500 9000 10500 500 fpm Unit Size 03W 06W 07T 08W 09T 10W 11T 12W 12T 14W 16T 17W Indoor H (in.) Outdoor H (in.) Indoor W (in.)
  • Page 16 Table 1 — 39MN,MW Component Weights and Lengths, Sizes 03W to 21W (cont) SECTION DIMENSIONS (in.) AND WEIGHTS (lb) Nominal cfm at 1500 3000 3500 4000 4500 5000 5500 6000 6000 7000 8000 8500 9000 10500 500 fpm Unit Size 03W 06W 07T 08W 09T 10W 11T 12W 12T 14W 16T 17W 18T Indoor H (in.) Outdoor H (in.)
  • Page 17 Table 2 — 39MN,MW Component Weights and Lengths, Sizes 22T to 42T SECTION DIMENSIONS (in.) AND WEIGHTS (lb) Nominal cfm at 11000 12500 125000 15000 15000 17500 18000 18500 20000 21000 500 fpm Unit Size Indoor H (in.) Outdoor H (in.) Indoor W (in.) Outdoor W (in.) ITEM...
  • Page 18 Table 2 — 39MN,MW Component Weights and Lengths, Sizes 22T to 42T (cont) SECTION DIMENSIONS (in.) AND WEIGHTS (lb) Nominal cfm at 11000 12500 125000 15000 15000 17500 18000 18500 20000 21000 500 fpm Unit Size Indoor H (in.) Outdoor H (in.) Indoor W (in.) Outdoor W (in.) ITEM...
  • Page 19 Table 3 — 39MN,MW Component Weights and Lengths, Sizes 50W to 110W (cont) SECTION DIMENSIONS (in.) AND WEIGHTS (lb) Nominal cfm at 25000 25500 29000 30500 36000 42500 48000 55000 500 fpm Unit Size 110W Indoor H (in.) Outdoor H (in.) Indoor W (in.) 93.5 93.5...
  • Page 20 Table 3 — 39MN,MW Component Weights and Lengths, Sizes 50W to 110W (cont) SECTION DIMENSIONS (in.) AND WEIGHTS (lb) Nominal cfm at 25000 25500 29000 30500 36000 42500 48000 55000 500 fpm Unit Size 110W Indoor H (in.) Outdoor H (in.) Indoor W (in.) 93.5 93.5...
  • Page 21 Table 4 — Direct Drive Plenum Fan Section AWL DT SUP / DT SUP / MOTOR BT SUP / RETURN MOTOR BT SUP / RETURN FAN SIZE EXHAUST FAN SIZE EXHAUST FRAME (in.) FRAME (in.) (in.) (in.) 143T 143T 145T 145T 182T 182T...

  • Page 22: And Type

    Table 5 — Physical Data — Fan Offerings by Unit Size and Type FORWARD CURVE FANS SUPPLY RETURN / EXHAUST UNIT HP / FRAME HP / FRAME HP / FRAME HP / FRAME SIZE WHEEL WHEEL WHEEL WHEEL A9-4A 5 / 184T 0.5 / 56 A9-4A 5 / 184T...
  • Page 23 Table 5 — Physical Data — Fan Offerings by Unit Size and Type (cont) AIRFOIL FANS SUPPLY RETURN / EXHAUST UNIT HP / FRAME HP / FRAME HP / FRAME HP / FRAME SIZE WHEEL WHEEL WHEEL WHEEL 5 / 184T 0.5 / 56 5 / 184T 0.5 / 56...
  • Page 24 Table 5 — Physical Data — Fan Offerings by Unit Size and Type (cont) DIRECT DRIVE PLENUM FANS SUPPLY/RETURN/EXHAUST HP / FRAME HP / FRAME HP / FRAME UNIT FAN WHEEL WHEEL WHEEL SIZE SIZE C SIZE A SIZE B 5 / 184T 0.5 / 56 5 / 184T...

  • Page 25: And Type

    Table 6 — Physical Data — Fan Data by Wheel Diameter and Type FORWARD CURVE FANS INLET FAN SHAFT FAN WHEEL WEIGHT WHEEL MAX SPEED (RPM) NUMBER CONE DIAMETER (in.)* (LB) DIAMETER OF FAN K FACTOR WHEEL DIAMETER (in.) BLADES CLASS 1 CLASS 2 CLASS 1...
  • Page 26 Table 6 — Physical Data — Fan Data by Wheel Diameter and Type (cont) BELT DRIVE PLENUM FANS INLET FAN SHAFT FAN WHEEL WEIGHT WHEEL MAX SPEED (RPM) NUMBER DIAMETER (in.)* (lb) CONE DIAMETER OF FAN K FACTOR WHEEL DIAMETER (in.) BLADES (in.)

  • Page 27: Coil Data

    Table 7 — Coil Data (03W-12W) 39M UNIT SIZE 1/2-in. CHILLED WATER/DIRECT EXPANSION Large Face Area Nominal Capacity (cfm) at 500 fpm 1,736 2,951 3,837 3,819 4,531 4,965 5,833 6,380 6,319 Lower Coil Height (in.) 42.5 27.5 45.0 27.5 52.5 52.5 Upper Coil Height (in.) Length (in.)
  • Page 28 Table 7 — Coil Data (03W-12W) (cont) 39M UNIT SIZE Medium Face Area Nominal Capacity (cfm) at 700 fpm 1,458 2,479 4,171 3,500 5,075 4,550 6,533 7,145 6,825 Lower Coil Height (in.) Upper Coil Height (in.) Length (in.) Total Face Area (sq ft) 10.2 Small Face Area Nominal Capacity (cfm) at 700 fpm...
  • Page 29 Table 7 — Coil Data (03W-12W) (cont) 39M UNIT SIZE Small Face Area Nominal Capacity (cfm) at 700 fps — 2,479 2,654 2,917 2,960 3,792 3,733 4,594 3,792 Height (in.) — Length (in.) — Total Face Area (sq ft) — Bypass Face Area (internal) Nominal Capacity (cfm) at 700 fpm 1,458...
  • Page 30 Table 8 — Coil Data (14W-25T) 39M UNIT SIZE 1/2-in. CHILLED WATER/DIRECT EXPANSION Large Face Area Nominal Capacity (cfm) at 500 fpm 7,170 7,587 8,464 8,898 10,720 11,016 12,205 12,335 Lower Coil Height (in.) 30.0 37.5 32.5 47.5 35.0 47.5 37.5 Upper Coil Height (in.) 27.5...
  • Page 31 Table 8 — Coil Data (14W-25T) (cont) 39M UNIT SIZE 5/8-in. STEAM HEATING Large Face Area Nominal Capacity (cfm) at 700 fpm 9,465 11,083 11,375 12,556 14,219 15,079 16,188 17,150 Lower Coil Height (in.) Upper Coil Height (in.) Length (in.) Total Face Area (sq ft) 13.5 15.8...
  • Page 32 Table 8 — Coil Data (14W-25T) (cont) 39M UNIT SIZE 5/8-in. HOT WATER HEATING Large Face Area Nominal Capacity (cfm) at 700 fpm 9,465 11,083 11,375 12,556 14,219 15,079 16,188 17,865 Lower Coil Height (in.) Upper Coil Height (in.) Length (in.) Total Face Area (sq ft) 13.5 15.8...
  • Page 33 Table 8 — Coil Data (14W-25T) (cont) 39M UNIT SIZE 5/8-in. Hot Water Integral Face and Bypass Nominal Capacity (cfm) 7,000 7,500 8,500 8,500 10,500 11,000 12,500 12,500 Coil Height (in.) 30.6 65.0 24.0 53.0 33.0 59.0 33.0 64.0 Length (in.) 59.4 26.4 59.4...
  • Page 34 Table 9 — Coil Data (30W-51T) 39M UNIT SIZE 1/2-in. CHILLED WATER/DIRECT EXPANSION Large Face Area Nominal Capacity (cfm) at 500 fpm 15,174 14,852 17,448 18,333 18,438 20,000 20,938 25,278 25,313 Lower Coil Height (in.) 47.5 72.5 37.5 Upper Coil Height (in.) 37.5 Length (in.) Total Face Area (sq ft)
  • Page 35 Table 9 — Coil Data (30W-51T) (cont) 39M UNIT SIZE 5/8-in. CHILLED WATER Large Face Area Nominal Capacity (cfm) at 500 fpm 14,375 15,365 18,146 18,000 18,438 20,000 20,938 24,917 25,313 Lower Coil Height (in.) Upper Coil Height (in.) Length (in.) Total Face Area (sq ft) 28.8 30.7...
  • Page 36 Table 9 — Coil Data (30W-51T) (cont) 39M UNIT SIZE 1-in. STEAM HEATING Large Face Area Nominal Capacity (cfm) at 700 fpm 20,125 20,650 24,427 25,200 25,813 28,000 29,313 34,883 35,438 Lower Coil Height (in.) Upper Coil Height (in.) Length (in.) Total Face Area (sq ft) 28.8 29.5...
  • Page 37 Table 10 — Coil Data (58T-110W) 39M UNIT SIZE 110W 1/2-in. CHILLED WATER/DIRECT EXPANSION Large Face Area Nominal Capacity (cfm) at 500 fpm 28,828 30,694 36,224 42,656 48,125 55,000 Lower Coil Height (in.) 52.5 42.5 Upper Coil Height (in.) 42.5 47.5 47.5 Length (in.)
  • Page 38 Table 10 — Coil Data (58T-110W) (cont) 39M UNIT SIZE 110W 5/8-in. CHILLED WATER Large Face Area Nominal Capacity (cfm) at 500 fpm 28,688 30,333 35,667 42,000 47,250 54,000 Lower Coil Height (in.) Upper Coil Height (in.) Length (in.) Total Face Area (sq ft) 57.4 60.7 71.3...
  • Page 39 Table 10 — Coil Data (58T-110W) (cont) 39M UNIT SIZE 110W 1-in. STEAM HEATING Large Face Area Nominal Capacity (cfm) at 700 fpm 40,163 42,467 49,933 58,800 66,150 75,600 Lower Coil Height (in.) Upper Coil Height (in.) Length (in.) Total Face Area (sq ft) 57.4 60.7 71.3...

  • Page 40: Direct-Expansion Circuiting Data

    Table 11 — Direct-Expansion Circuiting Data Medium Face Area Coils 39M UNIT SIZE CIRCUITING TYPE Quarter Half Quarter Half Full Quarter Half Full Double Quarter Half Full Quarter Half Full Double Quarter Half Full Airflow (cfm) at 500 fpm 1,215 2,066 2,708 2,778...

  • Page 41: Direct-Expansion Circuiting Data

    Table 11 — Direct-Expansion Circuiting Data (cont) Medium Face Area Coils (cont) 39M UNIT SIZE CIRCUITING TYPE Half Full Double Quarter Half Full Half Full Double Quarter Half Full Half Full Half Full Half Full Airflow (cfm) at 500 fpm 4,444 4,965 4,861...
  • Page 42 Table 11 — Direct-Expansion Circuiting Data (cont) Medium Face Area Coils (cont) 39M UNIT SIZE Half Full Double Half Full Double Half Full Double Half Full Double Half Full Double CIRCUITING TYPE 9,028 8,976 10,278 9,358 12,778 Airflow (cfm) at 500 fpm Total Face Area (sq ft) 18.1 18.0...
  • Page 43 Table 11 — Direct-Expansion Circuiting Data (cont) Medium Face Area Coils (cont) 39M UNIT SIZE CIRCUITING TYPE Half Full Double Half Full Double Full Double Half Full Double Full Double Airflow (cfm) at 500 fpm 11,267 13,958 15,000 15,365 18,333 22.5 27.9 30.0...
  • Page 44 Table 11 — Direct-Expansion Circuiting Data (cont) Medium Face Area Coils (cont) 39M UNIT SIZE CIRCUITING TYPE Half Full Double Full Double Half Full Double Half Full Double Airflow (cfm) at 500 fpm 17,448 19,861 21,094 23,906 Total Face Area (sq ft) 34.9 39.7 42.2...
  • Page 45 Table 11 — Direct-Expansion Circuiting Data (cont) Medium Face Area Coils (cont) 39M UNIT SIZE 110W CIRCUITING TYPE Full Double Full Double Full Double Full Double Full Double Airflow (cfm) at 500 fpm 25,278 29,722 35,000 39,375 45,000 50.6 59.4 70.0 78.8 90.0...

  • Page 46: Large Face Area Coils

    Table 12 — Direct-Expansion Circuiting Data (cont) Large Face Area Coils 39M UNIT SIZE Quarter Half Quarter Half Full Quarter Half Full Double Quarter Half Full Quarter Half Full Double CIRCUITING TYPE 1,736 2,951 3,837 3,819 4,531 Airflow (cfm) at 500 fpm Total Face Area (sq ft) Tubes in Face Tube Length (in.)
  • Page 47 Table 12 — Direct-Expansion Circuiting Data (cont) Large Face Area Coils (cont) 39M UNIT SIZE Quarter Half Full Quarter Half Full Double Quarter Half Full Quarter Half Full Double CIRCUITING TYPE 4,965 5,833 6,319 6,380 Airflow (cfm) at 500 fpm Total Face Area (sq ft) 11.7 12.6...
  • Page 48 Table 12 — Direct-Expansion Circuiting Data (cont) Large Face Area Coils (cont) 39M UNIT SIZE Quarter Half Full Quarter Half Full Double Half Full Double CIRCUITING TYPE Airflow (cfm) at 500 fpm 7,170 7,587 8,464 Total Face Area (sq ft) 14.3 15.2 16.9...
  • Page 49 Table 12 — Direct-Expansion Circuiting Data (cont) Large Face Area Coils (cont) 39M UNIT SIZE CIRCUITING TYPE Half Full Double Half Full Double Half Full Double Half Full Double Airflow (cfm) at 500 fpm 8,898 10,720 11,016 12,205 Total Face Area (sq ft) 17.8 21.4 22.0...
  • Page 50 Table 12 — Direct-Expansion Circuiting Data (cont) Large Face Area Coils (cont) 39M UNIT SIZE Half Full Double Half Full Double Half Full Double CIRCUITING TYPE 12,335 15,174 14,852 Airflow (cfm) at 500 fpm Total Face Area (sq ft) 24.7 30.3 29.7 Tubes in Face...
  • Page 51 Table 12 — Direct-Expansion Circuiting Data (cont) Large Face Area Coils (cont) 39M UNIT SIZE Half Full Double Full Double Half Full Double Full Double CIRCUITING TYPE 17,448 18,438 18,438 20,000 Airflow (cfm) at 500 fpm Total Face Area (sq ft) 34.9 36.9 36.9...
  • Page 52 Table 12 — Direct-Expansion Circuiting Data (cont) Large Face Area Coils (cont) 39M UNIT SIZE CIRCUITING TYPE Half Full Double Full Double Quarter Half Full Double Airflow (cfm) at 500 fpm 20,938 25,278 25,313 Total Face Area (sq ft) 41.9 50.6 50.6 —...
  • Page 53 Table 12 — Direct-Expansion Circuiting Data (cont) Large Face Area Coils (cont) 39M UNIT SIZE CIRCUITING TYPE Full Double Full Double Full Double Full Double Airflow (cfm) at 500 fpm 28,828 30,694 35,625 41,892 Total Face Area (sq ft) 57.7 61.4 71.3 83.8...
  • Page 54 Table 12 — Direct-Expansion Circuiting Data (cont) Large Face Area Coils (cont) 39M UNIT SIZE 110W CIRCUITING TYPE Full Double Full Double Airflow (cfm) at 500 fpm 48,125 55,000 Total Face Area (sq ft) 96.3 110.0 Tubes in Face Tube Length (in.) No.

  • Page 55: -In. Water Coil Connection Sizes

    Table 13 — -in. Water Coil Connection Sizes 39M UNIT SIZE CIRCUIT FACE AREA ROWS TYPE Nozzle Size (in. MPT) 1, 2 HALF/FULL HALF/FULL DOUBLE LARGE HALF 6, 8, 10 FULL DOUBLE (2)2.5 (2)2.5 (2)2.5 (2)3 1, 2 HALF/FULL HALF/FULL DOUBLE MEDIUM HALF...

  • Page 56: 1-In. Steam Coil Connection Sizes

    Table 14 — -in. Water Coil Connection Sizes (cont) 39M UNIT SIZE CIRCUIT FACE AREA ROWS 110W TYPE Nozzle Size (in. MPT) HALF (2)1.5 (2)1.5 (2)1.5 (2)1.5 (2)1.5 (2)2 (2)2 (2)2 (2)2 (2)2 (2)1.5 (2)1.5 (2)1.5 (2)1.5 (2)1.5 (2)2 (2)2 (2)2 (2)2 (2)2...

  • Page 57: Hot Water - Integral Face And Bypass

    Table 17 — Hot Water — Integral Face and Bypass Coil Connection Sizes (cont) 39M UNIT SIZE ROWS CONNECTION 110W Nozzle Size (in. MPT) INLET OUTLET INLET OUTLET INLET OUTLET Table 18 — Steam — Integral Face and Bypass Coil Connection Sizes 39M UNIT SIZE ROWS CONNECTION...
  • Page 58 Table 20 — Coil Volume (Gal. Water) (cont) 39M UNIT SIZE 110W CHILLED WATER Large Face Area 4-Row 11.0 10.9 12.7 13.3 13.9 14.5 18.3 22.2 26.2 30.7 34.7 39.6 15.3 18.4 20.9 6-Row 13.6 16.5 16.3 19.1 19.9 20.8 21.7 27.4 33.3...

  • Page 59: Dry Coil Weights

    Table 21 — Dry Coil Weights (lb) 39M UNIT SIZE COIL FACE ROWS TYPE AREA 03W 06W LARGE MEDIUM CHILLED WATER OR DIRECT EXPANSION — SMALL — — BYPASS LARGE MEDIUM HOT WATER — — — SMALL — — — BYPASS LARGE MEDIUM...
  • Page 60 Table 21 — Dry Coil Weights (lb) (cont) 39M UNIT SIZE COIL FACE TYPE AREA 110W LARGE MEDIUM 5/8-IN. IDT STEAM — — — SMALL — — — BYPASS — — — INTEGRAL — WATER FACE — — STEAM BYPASS —...
  • Page 61 Table 21 — Dry Coil Weights (lb) (cont) 39M UNIT SIZE FACE COIL TYPE ROWS AREA 110W LARGE MEDIUM WATER — — — — — — — — — — — — SMALL — — — — — — — —...

  • Page 62: Motor Weights

    Table 22 — Motor Weights (lb) 230/460-3-60 200/400-3-50* 575-3-60 TEFC TEFC TEFC 60/68 60/66 65/66 89/99 142/158 154/200 250/259 287/290 394/368 436/436 416† 470† 661/661 403† 527† 686/686 652** 790† 706** 850** 651† 884† 782** 1475** 1133† 1450† 1008† 1000** 1600** 1210†...

  • Page 63: Distances In Inches

    Table 23 — Forward-Curved Fan Drive Centerline Distances in Inches BHF/BHR DBF/DBR THF/THR UBF/UBR FAN SHAFT DIAM. (in.) 39M UNIT FAN MODEL MOTOR SIZE SIZE CLASS 1 CLASS 2 143T FC A9-4A 145T 182T 184T 143T FC A9-4A 145T 182T 184T 10.6 11.6...

  • Page 64: Forward-Curved Fan Drive Centerline

    Table 23 — Forward-Curved Fan Drive Centerline Distances in Inches (cont) BHF/BHR DBF/DBR THF/THR UBF/UBR FAN SHAFT DIAM. (in.) 39M UNIT FAN MODEL MOTOR SIZE SIZE CLASS 1 CLASS 2 18.9 21.6 18.9 21.6 17.5 20.4 16.3 19.1 143T 18.9 21.6 18.9 21.6...
  • Page 65 Table 23 — Forward-Curved Fan Drive Centerline Distances in Inches (cont) BHF/BHR DBF/DBR THF/THR UBF/UBR FAN SHAFT DIAM. (in.) 39M UNIT FAN MODEL MOTOR SIZE SIZE CLASS 1 CLASS 2 213T 22.0 23.5 18.0 19.7 19.8 21.5 18.9 20.5 FC A15-15A 215T 22.0 23.5...
  • Page 66 Table 23 — Forward-Curved Fan Drive Centerline Distances in Inches (cont) BHF/BHR DBF/DBR THF/THR UBF/UBR FAN SHAFT DIAM. (in.) 39M UNIT FAN MODEL MOTOR SIZE SIZE CLASS 1 CLASS 2 213T 30.8 33.2 23.7 26.6 27.2 30.0 25.2 27.9 215T 30.8 33.2 23.7...
  • Page 67 Table 23 — Forward-Curved Fan Drive Centerline Distances in Inches (cont) BHF/BHR DBF/DBR THF/THR UBF/UBR FAN SHAFT DIAM. (in.) FAN MODEL MOTOR UNIT SIZE CLASS 1 CLASS 2 SIZE 182T 32.6 34.8 24.7 27.4 28.0 30.6 27.0 29.5 184T 32.6 34.8 24.7 27.4...
  • Page 68 Table 23 — Forward-Curved Fan Drive Centerline Distances in Inches (cont) BHF/BHR DBF/DBR THF/THR UBF/UBR FAN SHAFT DIAM. (in.) 39M UNIT FAN MODEL MOTOR SIZE SIZE Class 1 Class 2 254T 31.9 34.1 23.2 25.9 26.0 28.5 27.5 29.8 256T 31.9 34.1 23.2...
  • Page 69 Table 23 — Forward-Curved Fan Drive Centerline Distances in Inches (cont) BHF/BHR DBF/DBR THF/THR UBF/UBR FAN SHAFT DIAM. (in.) 39M UNIT FAN MODEL MOTOR SIZE SIZE Class 1 Class 2 256T 34.0 36.3 25.8 28.6 28.5 31.2 29.8 32.2 284T 33.5 35.8 25.5...
  • Page 70 Table 23 — Forward-Curved Fan Drive Centerline Distances in Inches (cont) BHF/BHR DBF/DBR THF/THR UBF/UBR FAN SHAFT DIAM. (in.) 39M UNIT FAN MODEL MOTOR SIZE SIZE Class 1 Class 2 182T 46.1 48.6 27.0 31.9 35.7 39.5 37.6 40.4 184T 46.1 48.6 27.0...

  • Page 71: Airfoil Fan Drive Centerline Distances In Inches

    Table 24 — Airfoil Fan Drive Centerline Distances in Inches FAN SHAFT DIAM. BHF/BHR DBF/DBR THF/THR UBF/UBR FAN MODEL (in.) 39M UNIT SIZE MOTOR SIZE CLASS 1 CLASS 2 16.3 17.6 14.0 15.5 15.0 16.5 14.8 16.2 143T 16.3 17.6 14.0 15.5 15.0...
  • Page 72 Table 24 — Airfoil Fan Drive Centerline Distances in Inches (cont) FAN SHAFT DIAM. BHF/BHR DBF/DBR THF/THR UBF/UBR 39M UNIT MOTOR (in.) MODEL SIZE SIZE CLASS 1 CLASS 2 19.5 20.3 15.0 15.5 17.3 18.2 19.1 19.9 143T 19.5 20.3 15.0 15.5 17.3...
  • Page 73 Table 24 — Airfoil Fan Drive Centerline Distances in Inches (cont) FAN SHAFT DIAM. BHF/BHR DBF/DBR THF/THR UBF/UBR 39M UNIT MOTOR (in.) MODEL SIZE SIZE CLASS 1 CLASS 2 145T 13.8 14.3 10.3 10.9 10.6 12.9 13.5 182T 12.9 13.5 10.2 12.0 12.6...
  • Page 74 Table 24 — Airfoil Fan Drive Centerline Distances in Inches (cont) FAN SHAFT DIAM. BHF/BHR DBF/DBR THF/THR UBF/UBR MOTOR 39M UNIT (in.) MODEL SIZE SIZE CLASS 1 CLASS 2 145T 21.2 22.1 18.3 19.3 17.5 19.0 21.2 22.0 182T 20.4 21.3 17.6 18.6...
  • Page 75 Table 24 — Airfoil Fan Drive Centerline Distances in Inches (cont) FAN SHAFT DIAM. BHF/BHR DBF/DBR THF/THR UBF/UBR MOTOR 39M UNIT (in.) MODEL SIZE SIZE CLASS 1 CLASS 2 33.2 35.2 28.1 30.1 30.9 32.9 30.5 32.5 143T 33.2 35.2 28.1 30.1 30.9...
  • Page 76 Table 24 — Airfoil Fan Drive Centerline Distances in Inches (cont) FAN SHAFT DIAM. BHF/BHR DBF/DBR THF/THR UBF/UBR MOTOR 39M UNIT (in.) MODEL SIZE SIZE CLASS 1 CLASS 2 182T 40.6 42.6 33.6 35.6 36.8 38.8 36.4 38.4 184T 40.6 42.6 33.6 35.6...
  • Page 77 Table 24 — Airfoil Fan Drive Centerline Distances in Inches (cont) FAN SHAFT DIAM. BHF/BHR DBF/DBR THF/THR UBF/UBR MOTOR 39M UNIT (in.) MODEL SIZE SIZE CLASS 1 CLASS 2 182T 42.3 44.2 33.6 35.7 38.5 40.7 36.7 38.5 184T 42.3 44.2 33.6 35.7...
  • Page 78 Table 24 — Airfoil Fan Drive Centerline Distances in Inches (cont) FAN SHAFT DIAM. BHF/BHR DBF/DBR THF/THR UBF/UBR MOTOR 39M UNIT (in.) MODEL SIZE SIZE CLASS 1 CLASS 2 182T 54.9 56.8 43.3 45.6 50.8 52.9 49.2 51.1 184T 54.9 56.8 43.3 45.6...
  • Page 79 Table 24 — Airfoil Fan Drive Centerline Distances in Inches (cont) FAN SHAFT DIAM. BHF/BHR DBF/DBR THF/THR UBF/UBR MOTOR 39M UNIT (in.) MODEL SIZE SIZE CLASS 1 CLASS 2 182T 40.6 43.0 21.9 26.7 31.0 34.6 32.3 34.8 184T 40.6 43.0 21.9 26.7...

  • Page 80: Distances In Inches

    Table 25 — Belt Drive Plenum Fan Drive Centerline Distances in Inches FAN SHAFT FAN SHAFT DIAMETER (in.) MOTOR DIAMETER (in.) MOTOR UNIT MODEL UNIT MODEL FRAME CLASS CLASS FRAME SIZE CLASS CLASS SIZE 145T 32.4 33.8 143T 182T 31.9 33.4 PF 123 145T...

  • Page 81: Belt Drive Plenum Fan Drive Centerline

    Table 25 — Belt Drive Plenum Fan Drive Centerline Distances in Inches (cont) FAN SHAFT FAN SHAFT DIAMETER (in.) DIAMETER (in.) MOTOR MOTOR UNIT MODEL UNIT MODEL FRAME FRAME CLASS CLASS CLASS CLASS SIZE SIZE 182T 38.1 39.6 182T 43.8 48.5 184T 38.1...
  • Page 82 DIMENSION (in.) FAN WHEEL 3.50 0.25 3.25 0.31 3.56 0.06 4.50 0.13 4.25 0.38 3.88 0.13 5.00 0.13 4.75 0.44 3.88 0.19 5.50 0.13 5.25 0.50 4.00 0.25 6.50 0.13 6.13 0.56 4.66 0.19 7.00 0.13 6.69 0.56 5.31 0.25 7.44 0.13 7.13...

  • Page 83: Pre-Installation

    Cover the entire unit with a waterproof tarpaulin your Carrier representative of any discrepancy. or plastic coverall; if the unit is stored on the ground, extend the cover underneath the unit. Secure the cover To transfer the unit from the Rigging and Handling —...

  • Page 84: Internal Vibration Isolation

    When field-supplied motors and drives have been installed, adjust the isolator springs as shown in Fig. 17 and described as follows: 1. Loosen the locknut on adjusting stem. 2. Turn the adjusting stem until the specified clearance of -in. is obtained. (Turn clockwise to decrease clearance or counterclockwise to increase clearance.) 3.

  • Page 85: Pier Or Beam Mount

    The 14 in. tall curbs weigh 6 lb per linear foot; 24 in. curbs The return and supply ducts must be supported inde- weigh 9 lb per linear foot. pendently from the unit. Do not exert weight or downward force on the unit other than minimal force required to attach ductwork.

  • Page 86: Installation

    6. Align top brackets. Start the screw, but do not fully tight- Carrier warranty. en. See Fig. 24, Detail A. For outdoor units, removal of the roof at the split is necessary to access the top brackets.
  • Page 87 SPLIT SECTION L BRACKET NUT (3/8 in.-16) WASHER (3/8 in.) SCREW SCREW (3/8 in.-16 x 8 in.) SEE DETAIL A DETAIL A SPLIT SECTION INTELLICLAMP DETAIL B CONNECTOR (5/16 in.-18) DETAIL B SCREW 5/16 in.-18 x 2 1/2 SCREW SEE DETAIL C DETAIL C A39-4385 SCREW (1/2 in.-13 x 8 in.)

  • Page 88: Stacked Units

    STACKED UNITS 3. Attach the lower level shipping splits from the inside of the bottom vertical discharge section using the AB — screw as shown in Fig. 27, Detail A. Typical- IMPORTANT: If the top level shipping split arrives ly this screw is installed above the coil and under the separately, do not assemble until you have completed fan sled, depending on the configuration of the unit.
  • Page 89 MIXING BOX, EXHAUST BOX, AND EXTERNAL BYSPASS DAMPER DETAILS SIDE DAMPER DETAILS 39M UNIT DETAIL JACKSHAFT 39M UNIT DETAIL JACKSHAFT A (WIDTH) B (HEIGHT) SIZE (SECTIONS) (WIDTH) (HEIGHT) DIAMETER (In.) SIZE (SECTIONS) DIAMETER (In.) 25.75 10.75 38.75 14.00 31.75 20.00 46.75 14.00 34.75...
  • Page 90 5.00 3.00 TOP VIEW 15.00 a39-4304 4.00 O.D. OF FRAME O.D. OF FRAME (NOT INCLUDING FLANGE) (NOT INCLUDING FLANGE) PREMIUM MEASUREMENT DAMPER DAMPER FACE VIEW (BLADES SHOWN OPEN) 7/32" DIA. HOLES at 8" C-C WITH RANDOM START POINT SIZES 03-21 DIMENSIONS (in.) AMS LOW AMS HIGH...
  • Page 91 SIZES 25-61 DIMENSIONS (in.) AMS LOW AMS HIGH 39M UNIT LIMIT LIMIT SIZE (CFM) (CFM) 32.55 21.70 38.00 35.48 34.59 30.27 19.45 3729 22,375 47.25 31.50 20.00 17.48 16.59 44.97 29.25 2,570 17,500 38.85 25.90 38.00 35.48 34.59 36.57 23.65 4,505 27,031 58.05...
  • Page 92 15.00 a39-4306 X1 ± .25 SIDE VIEW X2 ±.25 .50 TYP. 4 CORNERS A / 3 A / 3 .25 DIA HOLES A / 3 TYP. 4 CORNERS .50 TYP. 4 CORNERS MEASUREMENT DAMPER B1 D1 .44 TYP. 4 SIDES FACE VIEW (BLADES SHOWN OPEN) B2 D2...

  • Page 93: Mixing Box/Inlet Plenum/Discharge

    MIXING BOX/INLET PLENUM/DISCHARGE PLE- NUM/EXTERNAL BYPASS/RETURN FAN — Attach A39-4314 the ductwork to the box frame rails with sheet metal screws as shown in Fig. 30. Ductwork should be flanged out as close to the damper framed opening as possible. Screws with weather- proof washers and a bead of silicone around the duct flange must be used for outdoor applications.

  • Page 94: Bottom Return Fan Connections

    The 39M unit’s double-wall foam- Panel Cutting — NOT LESS THAN 2-1/2 filled panels require special attention when cutting and/or pene- TIMES FAN DIAMETER trating. 1. Take care in planning before penetrating any panel with electrical conduit, hydronic piping, sensor pick- ups or wiring.
  • Page 95 a39-4334 A39-4334 Fig. 35 — Discharge Fabrication, Draw-Thru Plenum Fans...
  • Page 96 AIRFLOW UNIT HAND SIDE FACE AND BYPASS DAMPER DETAILS DIMENSION (IN.) DIMENSION (IN.) 39M UNIT 39M UNIT SIZE SIZE 26.37 26.37 5.69 79.37 49.37 8.69 39.37 26.37 5.69 65.37 78.26 22.61 32.37 39.26 9.21 97.37 49.37 8.69 47.37 29.37 6.09 73.37 81.26 22.61...

  • Page 97: Zone Damper Section

    Table 27 — Damper Operating Torque (in.-lb) 39M UNIT SIZE COMPONENT Zone Damper Mixing or Exhaust Box Side Mixing or Exhaust Box CD60 / Airflow Measuring 8/16 9/19 10/20 10/21 12/25 14/29 15/31 12/25 21/32 14/34 17/36 17/36 20/42 24/50 20/46 Damper Integral and...

  • Page 98: Mixing Box/Filter Mixing Box Damper Linkage

    LINKAGE ADJUSTMENT Mixing Box/Filter Mixing Box Damper Linkage 1. With the damper actuator unpowered and the damper CAUTION linkage disconnected, rotate the outdoor-air damper so that it is fully closed. Make sure the spring return actu- It is important to properly link the outdoor-air and return- ator has completed its stroke (with power disconnected air dampers.
  • Page 99 ZONE DAMPER DETAILS DIMENSIONS (in.) QTY OF EXTENSION SHAFT 39M UNIT SIZE QTY OF ZONES KITS 28.50 41.50 28.50 49.50 28.50 62.50 34.50 62.50 34.50 67.50 34.50 74.50 40.50 74.50 40.50 81.50 40.50 99.50 52.50 104.50 52.50 104.50 56.50 112.50 68.50 112.50 FLOW...
  • Page 100 DIRECT COUPLED DIRECT COUPLED ACTUATOR ACTUATOR (SIDE MIXING BOX) (SIDE MIXING BOX) ACTUATOR AND JACKSHAFT ARE REPRESENTATIVE ONLY (TYPICAL) ONE ACTUATOR ONLY WHEN USED ROTATION ROTATION TO OPEN TO OPEN WITH LINKAGE ROTATION TO OPEN FLOW FLOW FLOW LINKAGE LINKAGE ROTATION ROTATION LINKAGE...

  • Page 101: Field Supplied And Installed Actuators

    NOTE: While adjusting linkage, one damper must be fully Vertical Draw-Thru Units open and the other fully closed. Top and rear dampers are NOTE: Size 21-61 vertical units that exceed the 108-in. shipped with both dampers in closed position. Loosen the maximum height or units with a vertical fan shipping split swivel on the interconnecting linkage bar and fully open are shipped with the fan out of its operating position, sepa-...
  • Page 102 TORQUE 4-6 FT-LB DETAIL A SEE DETAIL A LOCK NUT OVERLAPPED 1/8 IN. LOCK WASHER FLAT WASHER 2-IN. GASKET STUD FACTORY-INSTALLED AROUND PERIMETER OF FRAME FLUSH TO OUTSIDE EDGE a39-4248 Fig. 42 — Securing Fan and Coil Sections Together SCREW THE BASE RAIL OF THE TOP UNIT TO THE TOP FRAMERAIL OF THE BOTTOM UNIT NOTE: Two turning plenums are needed to make a39-4532...

  • Page 103: Fan Sled Disassembly

    b. Motor In some cases, it may be Fan Sled Disassembly — necessary to remove the fan sled from the unit and break it c. Fan shaft down into smaller components. See Tables 28-31 and Fig. 44 d. Fan wheel for maximum complete fan sled dimensions and housing only 1) Double-width, double inlet forward curved fan dimensions.
  • Page 104 Table 28 — Airfoil Fan Dimensions (in.) FAN SLED ASSEMBLY FRAMED BLOWER WITHOUT SLED THF/ THR, THF/ BHF/ BHF/ DBF/ THR, BHR, THF/THR BHF/BHR DBF/DBR UBF/UBR UNIT BHR, DBF/ UBF/ WHEEL SIZES UBF/ Length Width Length Height Length Height Length Height Length Height...
  • Page 105 Table 29 — Forward Curve Fan Dimensions (in.) FAN SLED ASSEMBLY FRAMED BLOWER WITHOUT SLED THF/THR BHF/BHR DBF/DBR UBF/UBR WHEEL UNIT SIZES Length Width Length Height Length Height Length Height Length Height Length Width* Height 17.5 26.4 — 23.5 — 23.5 —...

  • Page 106: Fan Motors And Drives

    17W,21W,22T,25W, Factory-supplied drives are pre-aligned and Sheaves — 25T,27T,30W,30T, 40.6 41.0 34.7 tensioned. However, Carrier recommends checking the belt tension and alignment before starting the unit. Always check 21W,22T,25W,25T, 46.6 44.7 40.9 30T,36W,37T the drive alignment after adjusting belt tension.
  • Page 107 See Fig. 47. Adjustable pitch drives are installed on the motor shaft. Carrier recommends that adjustable sheaves should only be used for initial balancing and should be replaced with fixed pitch sheaves by the air balancer prior to the final system air balance.

  • Page 108: V-Belts

    When installing or replacing belts, always use a V-Belts — complete set of new belts. Mixing old and new belts will result in the premature wear or breakage of the newer belts. See Fig. 48. Refer to label on inside of fan access door for information on factory-supplied drive.

  • Page 109: Direct Drive Fan Alignment

    24 hours of drive service. INTAKE HOOD Direct drive fans are Direct Drive Fan Alignment — aligned in the factory. However, Carrier recommends checking alignment before starting the unit. A39- 1. Ensure the radial distance between fan wheel and inlet 2347ef cone appears visually equal in all directions.

  • Page 110: All Sizes)

    GASKET 0.125 THICK x 1.25 WIDE LOUVER ASSEMBLY INSERT HOOKS THROUGH HOLES TO LIFT LOUVER ASSEMBLY INTO PLACE SCREW 1/4-14 x 3/4 SNS a39-4234 NOTE: All dimensions in inches unless otherwise noted. Fig. 50 — Intake Louver Collapsible exhaust box hoods ship covering the exhaust 1.
  • Page 111 COIL CONNECTION HOUSING LEGEND CCH — Coil Connection Housing CCH INSTALLATION COMPONENTS NOTE: Shown as single section component for reference. Housing may bridge across 2 or more section components, increasing skid a39-4161 length requirements. Fig. 52 — Coil Connection Housing COIL CONNECTION HOUSING SHIPPING BRACKETS...
  • Page 112 5. Install the side flashing to the unit by inserting the in. — 14 x in. screws (provided) into the pre-drilled holes in the unit frames. The bottom end of the flash- ing must be flush with the base rail tab and the upper end of the flashing must be underneath the roof rail as shown in Fig.
  • Page 113 LIFTING BRACKETS CARRIAGE BOLTS FILLER PLATE ANGLE BRACKET DETAIL A SEE DETAIL A LEGEND a39-4415 CCH — Coil Connection Housing Fig. 59 — Positioning CCH Fig. 58 — Install Drain Channel to Unit Roof 8. Remove the unit lifting lugs under the coil section that match the CCH side walls.

  • Page 114: Power Exhaust Hood Field Installation

    SEAL GAPS CCH CURB Fig. 64 — Exploded Power Exhaust Hood WOOD Assembly without Damper (Size 36 Shown) NAILER 2. The Power Exhaust hood and damper will be shipped in separate boxes in the return/exhaust fan section. See LEGEND Fig. 65. Remove the steel strapping and remove the boxes AHU —...
  • Page 115 Fig. 67 — Power Exhaust Damper Kit 4. Inspect box contents for missing or damaged parts. If any parts are damaged or missing, contact your Carrier representative for assistance. 5. Install gasket flush to each panel flange (top, bottom Fig. 69 — Installing the Gasket on the Damper and sides) as shown below.
  • Page 116 11. Install damper (if ordered) as shown in the Fig. 74. Orient damper blades to open out (in the direction of exhaust air.) Attach the 3 outer angle brackets to se- cure the damper to the exhaust hood using the in.- 14 x in.
  • Page 117 Fig. 75 — Installing the Bracket, Space, and Damper (Sizes 61, 85, 96, and 110) 13. Attach bird screen to the inside of the hood using the in.-14 x in. long sheet metal screws (without neoprene washer.) Also, attach brackets to top panel, then attach top panel to power exhaust assembly.

  • Page 118: Humidifier Installation

    Alternatively, control valves from any manufacturer may be Humidifier Installation used with the Carel humidifier. Valve size is selected by look- ASSEMBLE CONTROL VALVE ASSEMBLY (FIG. 78 ing up the steam load and pressure values from the AHUBuild- AND 79) — Valve kits are sold as separate items through your ®...

  • Page 119: Assemble Strainer And Trap Assembly

    ASSEMBLE STRAINER AND TRAP ASSEMBLY AND VALVE ASSEMBLY (FIG. 80-83) — Strainer and trap assemblies are sold as separate items through your local Carel representative (shipped unassembled). Figures 80-83 each show a detailed list of components in those kits. Table 33 lists Carel’s available inlet trap strainer kits.

  • Page 120: Assembly Of Vertical Manifolds

    Table 33 — Carel Inlet Trap Strainer Kits MATERIAL, TYPE, REGION CODE SIZE ****FT**O* ****FT**U* ****ST**U* SAKT**15*0 Flange DN 15 Not available Not available SAKT**20*0 Flange DN 20 Not available Not available SAKT**25*0 Flange DN 25 Not available Not available SAKT**32*0 Flange DN 32 Not available...

  • Page 121: Coil Installation

    (left or right). with Carrier manufactured coils, and may prove insufficient 10. For single and double slope drain pans, place the interme- for other makers’ coils.
  • Page 122 condensate outlet holes along the downstream edge. (It into place, it will deflect the intermediate condensate may be helpful to temporarily secure the drain pan by a pan downward on each end, providing for positive strip of double-stick tape on the center hat channel.) drainage.

  • Page 123: Water And Steam Coil Piping

    CHANNEL, HAT TO COIL CASING coil. See Fig. 89. Piping practices are outlined in the Carrier System Design Manual, Part 3, Piping Design. WATER COILS — Typically, coils are piped by connect- ing the supply at the bottom and the return at the top. See Fig.
  • Page 124 STEAM COILS — Position the steam supply connection at • Drain condensate out of coils completely at the end of the top of the coil, and the return (condensate) connection at the the heating season to prevent the formation of acid. bottom.

  • Page 125: Coil Freeze-Up Protection

    INNER DISTRIBUTING TUBE STEAM COILS — caused by varying air velocities across the coil bank. inner distributing tube (IDT) steam coil used in the Carrier 39M air-handling units has an inner tube pierced to facilitate the distribution of the steam along the tube’s length. The outer Fig.

  • Page 126: Refrigerant Piping, Direct-Expansion Coils

    Carrier’s IDT Refer to Carrier System Design Manual, Part 3, and size re- steam coils are pitched toward the header end as installed in maining suction line to compressor for a pressure drop equiva- the unit.

  • Page 127: Distributor Nozzle Change-Out

    Distributor noz- Distributor Nozzle Change-Out — zles are factory supplied. Thermostatic expansion valves (TX- Vs) are either field or factory supplied. Be sure that correct UNIT COIL CASING CASING nozzle is installed in each distributor before installing expan- sion valve. See Table 11 for factory-installed distributor nozzle sizes.

  • Page 128: Txv (Thermostatic Expansion Valve)

    In addition, the Type O, EBF/SBF, Figures provided in the Carrier Refrigerant Reference Man- ual illustrate these recommendations for various coil splits and and EBS valves contain synthetic parts which can be dam- aged due to overheating, resulting in poor valve perfor- compressor configurations.

  • Page 129: External Equalizer Connection

    HORIZONTAL MOUNTING VERTICAL MOUNTING (Preferred Method) HEADER SIZE EACH SECTION FOR 80 EQUIVALENT FT. COIL SIZE DOWN EXTERNAL EQUALIZER MIN 15 DIAMETER LINE 2 ELBOWS RETURN CONNECTION DROP BELOW BULB MOUNTING TXV BULB (SEE DETAIL A) MIN 10 DIAMETER DETAIL A MIN 8 DIAMETER REMOTE BULB ON SMALL SUCTION LINE (LESS THAN 7/8 IN.)

  • Page 130: Hot Gas Bypass

    4. If required, install field-supplied adapter bushing or coupling to connector inlet before soldering to expan- sion valve outlet. Table 34 — Auxiliary Side Connector (Hot Gas Bypass) Data CONNECTION SIZES (IN.) SPORLAN CARRIER USED WITH SPORLAN NOZZLE TYPE PART NO. DISTRIBUTOR TYPE SIZE INLET —...

  • Page 131: Special Piping With 4 Splits Per Coil

    SPECIAL PIPING WITH 4 SPLITS PER COIL Hot Gas Bypass Connection with 4 Splits per Coil — For either face or row splits connect a hot gas bypass auxiliary side Manifolding for 2-Face Splits — Refer to Fig. 102 and exter- connector to each distributor of coil split that is first-on, last- nally manifold as follows: off.

  • Page 132: Hot Gas Bypass Piping And Wiring

    Manifolding for 2-Row Splits — Refer to Fig. 103 for coils obtain nozzle size and distributor connection size. Se- with less than 34 tubes in face. Externally manifold as outlined lect the auxiliary side connector based on this informa- for the 2-face splits with the following exceptions: tion.

  • Page 133: Condensate Drain

    LEGEND ASC — Auxiliary Side Connector TXV — Thermostatic Expansion Valve Refrigerant Check Valve a39-4439 Fig. 104 — Hot Gas Bypass Piping DRAW-THRU — Trap against all upstream static pressure Install a condensate-trapping Condensate Drain — including the drain pan section (cooling coil section). drain line at the unit’s drain connection;...
  • Page 134 a39-4178 PLENUM MIXING ENSURE ADEQUATE P + 1/2” HEIGHT/CLEARANCE 1/2” Static Pressure Between the Fan Static Pressure Between the Fan MINIMUM FOR DRAIN TO FLOOR and Drain and Drain (Coil and Plenum Section) (Coil and Plenum Section) Fig. 106 — Condensate Drain, Blow-Thru 1.2 in.
  • Page 135 Table 36 — Electrical Data — Premium Efficiency EISA Compliant Motors ODP/OPSB T-FRAME MOTORS - 1800 RPM ODP/OPSB T-FRAME MOTORS - 3600 RPM FLA FOR 3-PHASE, 60 Hz FLA FOR 3-PHASE, 60 Hz MOTOR EFF. NEMA MOTOR EFF. NEMA VOLTAGES VOLTAGES FRAME FRAME...

  • Page 136: Motor Nameplate Data

    Table 36 — Electrical Data — Premium Efficiency EISA Compliant Motors (cont) ODP/OPSB T-FRAME MOTORS - 1200 RPM TEFC T-FRAME MOTORS - 1200 RPM FLA FOR 3-PHASE, 60 HZ FLA FOR 3-PHASE, 60 HZ MOTOR EFF. NEMA MOTOR EFF. NEMA VOLTAGES VOLTAGES FRAME...

  • Page 137: Fan Motor Starter

    2. Verify that the fan can freely rotate and remove any When starter is factory-installed, Fan Motor Starter — loose items inside the fan section. it is wired to the motor and fully tested before shipping. Be- fore proceeding, open the starter cover and fan section ac- 3.

  • Page 138: Wiring

    WIRING 6. Calculate the maximum frequency output from the VFD. Maximum frequency = motor frequency (Hz) * 1. Select a suitable location in the bottom of the VFD to fan maximum speed (rpm) ÷ motor nominal operating connect field-supplied power source. speed (rpm).
  • Page 139 Table 37 — VFD Data PROGRAMMED SETTINGS ABB PART MAX. CONTINUOUS MCCB FUSE AMPS OVERLOAD TRIP AMPS MAX. OUTPUT AMPS MOTOR HP NO. ACH550-UH- OUTPUT AMPS RATED AMPS 4 POLE / 2 POLE 4 POLE / 2 POLE 208-230 VOLT / 3 PHASE / 60 HZ (PROGRAMMED TO OPERATE AT 208 VOLTS) 04A6-2 1.8/ 3.0/...
  • Page 140 Table 38 — Air Handler VFD Factory-Set Parameters GROUP PARAMETER VFD DRIVE ONLY VFD WITH E-CLIPSE DESCRIPTION / DESCRIPTION NUMBER NUMBER PARAMETERS PARAMETER 9902 Application Macro Supply Fan Eclipse HVAC / 9902 9904 Motor Control Mode Scalar Scalar 9905 Motor Normal Voltage 9906 Motor Normal Current †...
  • Page 141 Table 38 — Air Handler VFD Factory-Set Parameters (cont) GROUP PARAMETER VFD DRIVE ONLY VFD WITH E-CLIPSE DESCRIPTION / DESCRIPTION NUMBER NUMBER PARAMETERS PARAMETER 3101 Number of Retries 3102 Trial Time 600 sec. 600 sec. 3103 Delay Time 5 sec. 5 sec.
  • Page 142 NOTES: 1. All conductors are no. 22 AWG (American Wire Gage) minimum. 2. Install jumpers if fire/smoke detector, low limit thermostat, or high pressure switch are not required. Fig. 110 — Field-Supplied Control Wiring for VFD Speed Control From a Field Supplied 4 Wire Static Pressure Transducer AI-2 Cable Shield Ground * 0-10 v dc...
  • Page 143 NOTES: 1. All conductors are no. 22 AWG (American Wire Gage) minimum. 2. Install jumpers if fire/smoke detector, low limit thermostat, or high pressure switch are not required. 3. Program desired speed set point in Hz using parameter 1202. Fig. 112 — Field Wiring for High Inertia/Low Horsepower Applications Using VFD as a Starter...
  • Page 144 J1 – DIP Switches for Analog Inputs The switch is one of two types: Illustration of available switch positions; not default settings AI1: (in Voltage Position) AI2: (in Current Position) Original Alternate Examples: BOTH SWITCHES IN VOLTAGE POSITION BOTH SWITCHES IN CURRENT POSITION a39-4531 Fig.
  • Page 145 ACTUAL CONNECTION DETERMINED BY APPLICATION VOLTAGE FUSE STOP START LEGEND Factory Wiring Field Wiring FIELD SUPPLIED ISOLATED NC SAFETY CONTACT a39-3995 (FIRE/SMOKE, HPS, ETC.) 3A MINIMUM Fig. 114 — VFD Bypass Safety Shutdown Modification — Bypass with 115 Volt Control Transformer TERMINAL STRIP A39-4180 LEGEND...

  • Page 146: Shunt Trip Installation, Aci Part No. 135046

    9. Press the Auto button and verify that the drive operates 2. The MMS is located in the DIN rail assembly. Record from the EMS interface. Verify that all VFD interface which wires are connected to the MMS. Then carefully functions between the VFD and the EMS system are remove the wires from the MMS.

  • Page 147: Shunt Trip Installation, Aci Part No. 135728 Or 135728A

    a39-4504 a39-4505 a39-4506 Fig. 118 — Running the Leads and Replacing the Cover Shunt Trip Installation, ACI Part No. 135728 or Follow these steps to incorporate a 24-v shunt 135728A — trip (ACI part no. 135728) or 120-v shunt trip (ACI part no. 135728A) onto a newer style manual motor starter (MMS).
  • Page 148 a39-4509 a39-4510 a39-4511 Fig. 121 — Connecting Shunt Trip Device to MMS a39-4508 a39-4512 SHUNT TRIP Fig. 122 — MMS Before and After Shunt Trip Installation...

  • Page 149: Vfd Configuration

    A stationary arrow ALLY — Initial start-up is performed at the factory. To start indicates that the drive is stopped. For Carrier air handler units, up the VFD by changing individual parameters, perform the the rotation is always forward.
  • Page 150 button. To start the drive press the HAND or AUTO button, to UPLOAD ALL PARAMETERS — To upload and store all stop the drive press the OFF button. parameters to the control panel from the VFD, perform the fol- lowing procedure: To adjust the speed set point while in HAND mode, press the UP or DOWN buttons (the reference changes immediate- 1.

  • Page 151: Abb E-Clipse Bypass Operator Control

    5. Use the UP or DOWN keys to highlight TIME FOR- Fig. 125. In normal operation with the ABB E-Clipse bypass, MAT and press SEL (SOFT KEY 2). Use the UP and the ACH550 should be placed in the Auto model of operation DOWN keys to change the parameter setting.

  • Page 152: Smoke Control Mode

    forced to bypass and runs the motor. The Motor Run LED flash- BACK-LIT es green when the system is in override. While in Smoke Con- READY INDICATION LCD DISPLAY (DISPLAY ILLUMINATED) trol, the system only responds to certain inputs. Normally, when DOWN BYPASS CONTROL the Smoke Control input contact is switched from closed to open,...

  • Page 153: Electric Heaters

    panel, and is retained by a screw through an angle clip 9 = DRIVE FAULT 23 = SYSTEM FLT on the last one or by an upright corner flange. 10 = DRV NOT FLT 24 = SYS FLT/ALM 10. Replace the top panel, and proceed to complete the 11 = DRIVE ALARM 25 = SYS EXT CTL wiring in accord with all applicable codes and ordi-...
  • Page 154 protect against possible failure of the primary system to deen- Table 39 — Field Wiring for Incoming Conductors ergize the heater. Sized for 125% of Heater Load Subcircuits in the heaters are designed in compliance with WIRE SIZE LOAD AMPS* WIRE SIZE LOAD AMPS* paragraph 424-22 of the NEC.
  • Page 155 LEGEND a39-4380 — Normally Closed NEC — National Electrical Code — Normally Open SCR — Silicon Control Rectifier NOTE: All wiring must be copper and must conform to NEC. Fig. 130 — Full SCR Electric Heat Control...
  • Page 156 LEGEND — Normally Closed a39-4381 NEC — National Electrical Code — Normally Open SCR — Silicon Control Rectifier NOTE: All wiring must be copper and must conform to NEC. Fig. 131 — Vernier SCR Electric Heat Control...
  • Page 157 Table 40 — Electric Heater Data NOMINAL 208/3/60 VOLTS 240/3/60 VOLTS 480/3/60 VOLTS 600/3/60 VOLTS 380/3/50 VOLTS HEATER NO. OF HEATER COIL TEMP UNIT AREA CONTROL COIL FACE RISE Total Total Total Total Total FLA MCA† MOCP FLA MCA† MOCP FLA MCA†...
  • Page 158 Table 40 — Electric Heater Data (cont) NOMINAL 208/3/60 VOLTS 240/3/60 VOLTS 480/3/60 VOLTS 600/3/60 VOLTS 380/3/50 VOLTS HEATER NO. OF HEATER COIL TEMP UNIT AREA CONTROL COIL FACE RISE Total MOCP Total MOCP Total MOCP Total MOCP Total MCA† MOCP SIZE (sq ft)
  • Page 159 Table 40 — Electric Heater Data (cont) NOMINAL 208/3/60 VOLTS 240/3/60 VOLTS 480/3/60 VOLTS 600/3/60 VOLTS 380/3/50 VOLTS HEATER NO. OF HEATER COIL TEMP UNIT AREA CONTROL COIL FACE RISE Total Total Total Total Total FLA MCA† MOCP FLA MCA† MOCP FLA MCA†...
  • Page 160 Table 40 — Electric Heater Data (cont) NOMINAL 208/3/60 VOLTS 240/3/60 VOLTS 480/3/60 VOLTS 600/3/60 VOLTS 380/3/50 VOLTS HEATER NO. OF HEATER COIL TEMP UNIT AREA CONTROL COIL FACE RISE Total Total Total Total Total FLA MCA† MOCP FLA MCA† MOCP FLA MCA†...
  • Page 161 Table 40 — Electric Heater Data (cont) NOMINAL 208/3/60 VOLTS 240/3/60 VOLTS 480/3/60 VOLTS 600/3/60 VOLTS 380/3/50 VOLTS HEATER NO. OF HEATER COIL TEMP UNIT AREA CONTROL COIL FACE RISE Total Total Total Total Total FLA MCA† MOCP FLA MCA† MOCP FLA MCA†...

  • Page 162: Gas Furnace Identification

    IMPORTANT: This furnace is not listed or suitable for total). Duct furnaces are Carrier Gas Heat Codes 11-35. drying or process applications. Use in such applications Rack furnaces are Carrier Gas Heat Codes 36-62, and 70. voids any warranty and manufacturer disclaims any Refer to Fig. 11.
  • Page 163 Do not use copper tubing for condensate drain lines. control installed. Check the furnace section for this informa- Flue gas condensate is slightly acidic and may corrode tion, or contact your Carrier service representative. lines. COMBUSTION AIR SUPPLY — All...

  • Page 164: Condensate Drains

    available to the heater, poor combustion and inefficient opera- of all appliances in confined space and provide openings as fol- tion will result. lows: For outdoor installations, the heating unit cabinet combus- • Air from inside building — openings 1 sq in. free area tion air openings should be sized to provide 1 sq in.
  • Page 165 Venting for Outdoor Installations — The venting system is INPUT RATING VENT PIPE designed for direct discharge of flue gases to the outdoors. The INPUT RATING (W) (BTUH) DIAMETER vent discharge opening should be located to provide an unob- 75,000 - 149,999 21,980 - 43,958 5 in.
  • Page 166 LISTED VENT TERMINAL USE INSULATED VENT OUTDOORS THIMBLE 5 FT. MIN. ROOF (1.52 M) 2 FT. MIN. 1/4 IN. (6 mm) PITCH PER (0.61 M) 1 FT. (305 mm) HORIZONTAL a39-4396 SEE VENT PIPE CONDENSATE DIAMETER TABLE FOR TOTAL VERTICAL DRAIN VENT DIAMETER FLUE HEIGHT...
  • Page 167 Horizontally Vented Duct Furnaces (Category III) — Pres- GAS SUPPLY, PIPING, AND CONNECTIONS — Instal- sures in Category III venting systems are positive and therefore lation of piping must conform with local building codes and or- care must be taken to avoid flue products from entering the dinances, or in the absence of local codes with ANSI Z223.1, heated space.
  • Page 168 NOTE: section, “Vertically Vented Duct Furnaces,” on page 165 for 5 FT. (1.52 M) MIN. 50 FT. (15.35 M) MAX. EQUIV. LENGTH vent pipe diameters. 1 FT. MIN. 1/4 IN. (6 mm) PITCH PER 1 FT. (305 mm) HORIZONTAL LISTED VENT TERMINAL 3 FT.

  • Page 169: Gas-Fired Rack System Furnaces

    SECOND STAGE (HI FIRE) MANIFOLD PRESSURE ADJUSTMENT (3/32 IN. ALLEN KEY) FIRST STAGE (LO FIRE) MANIFOLD PRESSURE ADJUSTMENT ELECTRICAL CONNECTION BLOCK ° ° 1/8 IN. NPT INLET PRESSURE TAP MANUAL SHUT-OFF CONTROL KNOB a62- Fig. 143 — 2-Stage Gas Valve a39-4403 Fig.
  • Page 170 This documentation is located in the heater section, or contact The presence of chlorine vapors in the combustion air your Carrier service representative. supplied to gas-fired heaters presents a substantial cor- rosion hazard.
  • Page 171 Fig. 146 — Gas-Fired Rack Furnace Components Rollout Switch (Manual Reset) — The furnace module is ignition control module. The air pressure switches have fixed equipped with manual reset rollout switch(es) in the event of settings and are not adjustable. burner flame rollout.
  • Page 172 • Do not locate unit in areas where corrosive vapors (such Pressure Testing — A in. NPT tap is provided on the inlet as chlorinated, halogenated, or acidic vapors) are present side of the gas valve to the heater. See Fig. 142-144. A fitting in the atmosphere or can be mixed with combustion air suitable for connection to a pressure gage capable of measuring entering heater.
  • Page 173 Venting for Indoor Installations — For all indoor installa- tions, a listed venting system must be properly designed for the LISTED VENT CAP specific application. A factory vent riser kit is available. See Fig. 148 for an example. 24" MIN. ROOF LINE For indoor installations where the factory flue riser kit is not used, the venting system must be properly designed for the spe-...

  • Page 174: Energy Recovery Ventilation (Erv) Sections

    For sizes 21-30, upper sections should be stacked onto Energy Recovery Ventilation (ERV) Sections the lower sections starting with the section upstream and downstream of the wheel section, and then moving CAUTION outward to each end of the unit. The assembled sections will result in a unit center of Repeat this process for the remaining ERV sections.
  • Page 175 INDOOR SWITCH ASSEMBLY WITH OUTLET UNIT SIDE PANEL (TYPICAL) BLACK WIRE SEAL WHITE WIRE PERMAGUM BEAD UNIT EXTERIOR BLACK WIRE LIGHT ASSEMBLY UNIT INTERIOR Fig. 151 — Marine Light with Convenience Outlet and Switch, Indoor Installation UNIT SIDE PANEL (TYPICAL) OUTDOOR SWITCH ASSEMBLY WITH OUTLET SEAL...

  • Page 176: Start-Up

    UNIT SIDE PANEL (TYPICAL) SWITCH ASSEMBLY SEAL CONDUIT NUT PERMAGUM BEAD UNIT EXTERIOR LIGHT UNIT ASSEMBLY INTERIOR A39-4483 Fig. 153 — Marine Light with Switch (No Convenience Outlet), Indoor Installation UNIT SIDE PANEL (TYPICAL) OUTDOOR SWITCH ASSEMBLY (NO OUTLET) SEAL PERMAGUM BEAD UNIT...
  • Page 177 4. Check tightness of fan-shaft bearing mounting. See Fig. 156. 5. Recheck sheave alignment and belt tension. (Refer to Fig. 47 and 48.) 6. Hand turn fan to make certain fan wheel does not rub in housing. 7. Check fan speed with a strobe-type tachometer or use the following formula: Obtain the motor rpm from the fan motor nameplate and read sheave pitch diameters marked on the fan and...

  • Page 178: Two, Four, Or Six-Fan Array Direct Drive

    BELT DRIVE PLENUM FANS — Start-up procedures for WHEEL OVERLAP plenum fans are similar to those for airfoil or forward-curved fans described in the preceding section. Also refer to the fan manufacturer’s Installation, Operation, and Maintenance in- structions shipped with the plenum fan section for further a39-4388 details.

  • Page 179: Humidifier Start-Up

    Carrier service representative for assistance with 5. Initially most of the steam will condense as it heats the this information, before attempting to place the single unit manifolds.
  • Page 180 Check the furnace section for this document or contact your not attempt to place heater in operation until source of Carrier service representative. gas leak is identified and corrected. • Do not attempt to operate unit if there is any indication Burner Flames (Duct and Rack System Furnaces) —...

  • Page 181: Gas-Fired Furnaces (Duct And Rack Systems)

    2. Turn off electrical supply to unit at disconnect switch. SERVICE 3. Turn off manual gas supply. CAUTION 4. Disconnect manifold and inlet pressure taps and re-install pipe plugs. Electric shock hazard. Disconnect power before entering or 5. Replace vestibule access panel or close door. servicing.

  • Page 182: Fan Motor Replacement

    section Gas-Fired Furnaces (Duct and Rack Systems) on from the side of the wheel section, remove side panel page 179. as shown in Fig. 161. 2. Unlock two segment retainers, one on each side of the 3. Check the appearance of the burner flame. See Fig. 159 selected segment opening.

  • Page 183: Adjusting Air Seals

    9. Wheel sections installed at angles greater than 30 de- 3. Using a folded piece of paper as a feeler gage, position grees from vertical will require seal adjustment the paper between the wheel surface and the diameter (Fig. 165). Adjust the diameter seals to avoid exces- seals.

  • Page 184: Segment Installation And Replacement

    SEGMENT INSTALLATION AND REPLACEMENT — cassettes. Remove the two bearing access plate retain- ing screws and the access plate. Wheel segments are secured to the wheel frame by a segment retainer, which pivots on the wheel rim and is held in place by 2.

  • Page 185: Link Belt Replacement

    10. Rotate wheel clockwise until the belt is fully stretched BELT (SHOWN LOCKING onto pulley and wheel rim. IN PLACE) COLLAR BEARING WHEEL RIM SUPPORT 11. Remove belt retaining clip and rotate wheel by hand LOCKING BEAM NUTS (2) two rotations while observing that belt is not twisted as WHEEL BEARING ACCESS PLATE...

  • Page 186: Cleaning Unit Interior/Exterior

    proper tracking and tension. A properly tensioned belt will turn the wheel immediately after power is applied with no visible slippage during start-up. Unit interior/ex- Cleaning Unit Interior/Exterior — SEGMENT RETAINER terior panels should be wiped down using a damp soft cloth or LATCH sponge with a mixture of warm water and a mild detergent.

  • Page 187: Winter Shutdown

    used to wipe down the interior panels before placing NOTE: Refer to Table 21 on page 59, (Dry Coil Weights) the unit in operation. before attempting to remove a coil from the unit. 8. Using a fin rake, straighten any coil fins that may have 1.
  • Page 188 4. Remove the fastening screws of the uppermost coil 9. For sections that do have a drain pan, remove the two from the upstream side. Note that the fastening screws hat channel spacer supports from the bottom of the coil pass through the vertical angle, baffles, and coil cas- section and set aside.

  • Page 189: Changing Coil Hand

    Distributor must be on downstream side of formation and build-up of acids. coil. (Refer to Fig. 176.) There are additional precautions and control strategies, as found in various catalogs and in the ASHRAE Fundamentals Handbook and in the Carrier System Design Guide — Piping...

  • Page 190: Minihelic Gage

    Section, when the entering-air temperature to the coil falls be- palm of the hand. Zero-adjust screw is located behind the scale low 35°F. These conditions occur when IDT coils are used for at the pair marked “zero.” Use a hex allen wrench and adjust pre-heat and/or face and bypass applications.
  • Page 191 AIRFLOW 2” PRE-FILTER CARTRIDGE 7/8” HEADER a39-2267 Fig. 179 — Track for Draw-Thru Bag Cartridge Filter Section a39-2266 Fig. 178 — Puro-Frame Holding Frame and Filter Retaining Clips...
  • Page 192 Table 46 — Filter Data FLAT FILTER ARRANGEMENT (2-in. or 4-in.) 39M UNIT SIZE FILTER SIZE 16x20 — — — — — — — — — — — — 16x25 — — — — — — — — — — —...
  • Page 193 Table 46 — Filter Data (cont) FILTER MIXING BOX ARRANGEMENT (2-IN. OR 4-IN.) 39M UNIT SIZE FILTER SIZE 12x24 — — — — — — — — — — — — — — — 16x20 — — — — — —...
  • Page 194 Table 46 — Filter Data (cont) FRONT LOAD BAG/CARTRIDGE FILTER ARRANGEMENT 39M UNIT SIZE FILTER SIZE 12x24 — — — — — — 24x24 Face Area (sq ft) FRONT LOAD BAG/CARTRIDGE FILTER ARRANGEMENT 39M UNIT SIZE FILTER SIZE 110W 12x24 —...
  • Page 195 IN-TRACK BAFFLES — Filter sections are shipped with required to accommodate 4-in. filters. Refer to Fig. 182 for de- adjustable in-track baffles. When installed properly as shown tails. in Fig. 180 and 181, the baffles close off empty space in the track preventing air from bypassing the filters.

  • Page 196: Hepa Filters

    Fan Shaft Bearing Removal 1. Isolate the unit from the system by closing dampers to (4 REQUIRED prevent “pin wheeling.” Tie off the fan wheel to pre- AIRFLOW PER FRAME) vent rotation. 2. Lock open and tag electrical disconnect. 3. Enter through fan section access door or remove pan- els as required.
  • Page 197 20" 20" 16" 16" 16" 20" 8606 8606 8603 8603 8603 25" 8606 25" 25" UNIT SIZE: 06W UNIT SIZE: 08W UNIT SIZE: 03W (2) 25" X 20" FILTERS (3) 25" X 16" FILTERS (1) 25" X 20" FILTER 20" 20"...
  • Page 198 25" 25" 25" 25" 20" 8606 8606 8606 8606 20" 8606 8606 8606 8606 20" 8606 8606 8606 8606 UNIT SIZE: 36W (12) 20" X 25" FILTER 25" 25" 25" 25" 8606 8606 8606 8606 20" 8606 8606 8606 20" 8606 25"...
  • Page 199 16" 16" 16" 16" 16" 16" 16" 20" 8602 8602 8602 8602 8602 8602 8602 20" 8602 8602 8602 8602 8602 8602 8602 8603 8603 8603 8603 25" 8603 8603 8603 8603 8603 8603 8603 8603 25" 8603 8603 UNIT SIZE: 61W (14) 20"...
  • Page 200 16" 16" 16" 16" 16" 16" 16" 16" 20" 8602 8602 8602 8602 8602 8602 8602 8602 20" 8602 8602 8602 8602 8602 8602 8602 8602 20" 8602 8602 8602 8602 8602 8602 8602 8602 20" 8602 8602 8602 8602 8602 8602 8602...
  • Page 201 16" 16" 16" 16" 16" 16" 16" 16" 16" 20" 8602 8602 8602 8602 8602 8602 8602 8602 8602 20" 8602 8602 8602 8602 8602 8602 8602 8602 8602 20" 8602 8602 8602 8602 8602 8602 8602 8602 8602 25" 8606 8606 8606...
  • Page 202 16" 16" 16" 16" 20" 20" 8602 8602 20" 8603 8603 8606 8606 25" 25" 8602 8602 20" 8603 8603 8606 8606 25" 25" UNIT SIZE: 7T/9T (4) 20" X 16" FILTERS UNIT SIZE: 11T UNIT SIZE: 12T (4) 25" X 16" FILTERS (4) 25"...
  • Page 203 25" 25" 25" 20" 20" 20" 16" 8604 8604 8604 8603 8603 8603 20" 20" 8606 8606 8606 8605 8605 8605 24" 20" 8606 8606 8606 8605 8605 8605 24" 20" 8606 8606 8606 8605 8605 8605 UNIT SIZE: 35T 24"...
  • Page 204 20" 20" 20" 20" 8605 8605 8605 8605 24" 8604 8604 8604 8604 20" 8604 8604 8604 8604 20" 8604 8604 8604 8604 20" 8604 8604 8604 8604 20" UNIT SIZE: 58T (4) 24" X 20" FILTERS (16) 20" X 20" FILTERS Shaded area represents filter section blankoff.
  • Page 205 20" 20" 20" 25" 20" 20" 25" 25" 8603 16" 8603 8603 8602 8602 16" 8602 8602 8602 16" 16" 16" 16" 16" 16" 8603 8602 8602 8603 8603 8602 8602 8602 UNIT SIZE: 08W UNIT SIZE: 03W UNIT SIZE: 06W UNIT SIZE: 10W (4) 16"...
  • Page 206 25" 25" 25" 25" 25" 25" 25" 25" 8603 8603 8603 8603 16" 20" 8606 8606 8606 8606 16" 8603 8603 8603 8603 8606 8606 8606 8606 20" 16" 8603 8603 8603 8603 8606 8606 8606 8606 20" 16" 8603 8603 8603 8603...
  • Page 207 20" 20" 20" 25" 25" 8602 8602 8602 8603 8603 16" 16" 8602 8602 8602 8603 8603 16" 8602 8602 8602 8603 8603 16" 8602 8602 8602 8603 8603 8602 8602 8602 8603 8603 16" 16" 8602 8602 8602 8603 8603 8602 8602...
  • Page 208 16" 16" 16" 16" 16" 16" 16" 20" 8602 8602 8602 8602 8602 8602 8602 20" 8602 8602 8602 8602 8602 8602 8602 20" 8602 8602 8602 8602 8602 8602 8602 20" 8602 8602 8602 8602 8602 8602 8602 20" 8602 8602 8602...
  • Page 209 16" 16" 16" 16" 16" 16" 16" 20" 8602 8602 8602 8602 8602 8602 8602 20" 8602 8602 8602 8602 8602 8602 8602 20" 8602 8602 8602 8602 8602 8602 8602 20" 8602 8602 8602 8602 8602 8602 8602 20" 8602 8602 8602...
  • Page 210 16" 16" 16" 16" 16" 16" 16" 16" 16" 20" 8602 8602 8602 8602 8602 8602 8602 8602 8602 20" 8602 8602 8602 8602 8602 8602 8602 8602 8602 20" 8602 8602 8602 8602 8602 8602 8602 8602 8602 20" 8602 8602 8602...
  • Page 211 20" 20" 16" 16" 20" 20" 8602 8602 16" 8604 8604 20" 8603 8603 25" 8602 8602 16" 8604 8604 20" 8603 8603 25" 8602 8602 16" 8604 8604 20" UNIT SIZE: 7T/9T (4) 25" X 16" FILTERS 8602 8602 16"...
  • Page 212 16" 16" 16" 16" 25" 25" 25" 16" 8603 8603 8603 8603 8603 8603 8603 25" 16" 8603 8603 8603 8603 8603 8603 8603 25" 16" 8603 8603 8603 16" 8603 8603 8603 8603 8603 8603 8603 25" 16" 8603 8603 8603 8603...
  • Page 213 20" 20" 20" 20" 16" 16" 16" 16" 16" 8602 8602 8602 8602 16" 8602 8602 8602 8602 8602 20" 8602 8602 8602 8602 16" 8602 8602 8602 8602 8602 20" 8602 8602 8602 8602 16" 8602 8602 8602 8602 8602 20"...
  • Page 214 24" 24" 12" 24" 24" 24" 24" 12" 8601 8607 24" 8607 8601 24" 8607 8607 24" 8607 8607 24" UNIT SIZE: 03W UNIT SIZE: 06W UNIT SIZE: 08W UNIT SIZE: 10W (1) 24" X 24" FILTER (1) 24" X 24" FILTER (2) 24"...
  • Page 215 24" 24" 24" 24" 12" 8601 8607 8607 8607 8607 24" 8601 8607 8607 8607 8607 24" 8601 8607 8607 8607 8607 24" UNIT SIZE: 50W (12) 24" X 24" FILTERS (3) 24" X 12" FILTERS 8601 8601 8601 8601 12"...
  • Page 216 24" 24" 24" 24" 12" 8601 8607 8607 8607 8607 24" 8601 8607 8607 8607 8607 24" 8601 8607 8607 8607 8607 24" 8601 8607 8607 8607 8607 24" UNIT SIZE: 72W (16) 24" X 24" FILTERS (4) 24" X 12" FILTERS 24"...
  • Page 217 8601 8601 8601 8601 8601 12" 8601 8607 8607 8607 8607 8607 24" 8601 8607 8607 8607 8607 8607 24" 8601 8607 8607 8607 8607 8607 24" 8601 8607 8607 8607 8607 8607 24" 12" 24" 24" 24" 24" 24" UNIT SIZE: 96W (20) 24"...
  • Page 218 12" 24" 8601 12" 8601 12" 8601 8607 24" 8607 24" 8601 8601 8607 24" 8607 24" 8601 8607 24" 8607 24" 12" 24" UNIT SIZE: 9T (1) 24" X 24" FILTER 8601 (2) 12" X 24" FILTERS 8607 24" 24"...
  • Page 219 8601 8601 8601 12" 8601 8601 8601 12" 8601 8607 8607 8607 24" 8607 8607 8607 24" 8601 8607 8607 8607 24" 8607 8607 8607 24" 8601 8607 8607 8607 24" 8607 8607 8607 24" 12" 24" 24" 24" 24" 24"...
  • Page 220 24" 24" 12" 24" 24" 24" 24" 12" 8601 8607 24" 8607 24" 8601 8607 8607 24" 8607 8607 24" UNIT SIZE: 03W UNIT SIZE: 06W UNIT SIZE: 08W UNIT SIZE: 10W (1) 24" X 24" FILTER (1) 24" X 24" FILTER (2) 24"...
  • Page 221 24" 24" 24" 24" 12" 8601 8607 8607 8607 8607 24" 8601 8607 8607 8607 8607 24" 8601 8607 8607 8607 8607 24" UNIT SIZE: 50W (12) 24" X 24" FILTERS (3) 24" X 12" FILTERS 8601 8601 8601 8601 12"...
  • Page 222 24" 24" 24" 24" 12" 8601 8607 8607 8607 8607 24" 8601 8607 8607 8607 8607 24" 8601 8607 8607 8607 8607 24" 8601 8607 8607 8607 8607 24" UNIT SIZE: 72W (16) 24" X 24" FILTERS (4) 24" X 12" FILTERS 24"...
  • Page 223 8601 8601 8601 8601 8601 12" 8601 8607 8607 8607 8607 8607 24" 8601 8607 8607 8607 8607 8607 24" 8601 8607 8607 8607 8607 8607 24" 8601 8607 8607 8607 8607 8607 24" 12" 24" 24" 24" 24" 24" UNIT SIZE: 96W (20) 24"...
  • Page 224 8601 8601 12" 12" 8607 8601 8607 24" 24" 8607 8601 24" 8607 8601 24" 8607 8601 8607 24" 24" 24" 12" UNIT SIZE: 9T (1) 24" X 24" FILTER (2) 12" X 24" FILTERS 24" 24" 12" 8607 8601 24"...
  • Page 225 24" 24" 12" 24" 24" 24" 8601 8607 8607 8607 8607 8607 24" 24" 8601 8607 8607 24" 8607 8607 8607 24" 8601 8607 8607 24" 8607 8607 8607 24" 8601 8607 8607 24" 8607 8607 8607 24" UNIT SIZE: 37T UNIT SIZE: 42T (8) 24"...
  • Page 226 24" 24" 24" 24" 12" 8601 8607 24" 8607 8607 8607 24" 24" UNIT SIZE: 03W UNIT SIZE: 08W UNIT SIZE: 06W (1) 24" X 24" FILTER (2) 24" X 24" FILTERS (1) 24" X 24" FILTER (1) 24" X 12" FILTER 24"...
  • Page 227 24" 24" 24" 24" 8607 8607 8607 8607 24" 8607 8607 8607 8607 24" UNIT SIZE: 30W (8) 24" X 24" FILTER 24" 24" 24" 24" 8601 8601 8601 8601 12" 8607 8607 8607 8607 24" 8607 8607 8607 8607 24"...
  • Page 228 8601 8601 8601 8601 12" 8601 8607 8607 8607 8607 24" 8601 8607 8607 8607 8607 24" 8601 8607 8607 8607 8607 24" 12" 24" 24" 24" 24" UNIT SIZE: 61W (7) 12" X 24" FILTERS (12) 24" X 24" FILTERS 24"...
  • Page 229 24" 24" 24" 24" 24" 8607 8607 8607 8607 8607 8607 8607 8607 8607 8607 8607 8607 8607 8607 8607 8607 8607 8607 8607 8607 UNIT SIZE: 85W (20) 24" X 24" FILTERS Fig. 189 — HEPA Filter Arrangement (cont)
  • Page 230 8601 8601 8601 8601 8601 12" 8607 8607 8607 8607 8607 24" 24" 8607 8607 8607 8607 8607 24" 8607 8607 8607 8607 8607 8607 8607 8607 8607 8607 24" 24" 24" 24" 24" 24" UNIT SIZE: 96W (20) 24" X 24" FILTERS (5) 24"...
  • Page 231 24" 12" 24" 8601 12" 8601 12" 8601 8607 8607 24" 24" 8601 8607 24" 8601 8607 24" 8601 8607 8607 24" 24" 12" 24" UNIT SIZE: 9T (1) 24" X 24" FILTER 8601 8607 24" (2) 12" X 24" FILTERS UNIT SIZE: 7T UNIT SIZE: 11T/12T (2) 24"...
  • Page 232 24" 24" 24" 24" 24" 8601 8601 12" 8607 8607 8607 24" 8601 8607 8607 24" 8607 8607 8607 24" 8601 8607 8607 24" 8607 8607 8607 24" 8601 8607 8607 24" UNIT SIZE: 35T (9) 24" X 24" FILTERS 12"...
  • Page 233 12" 24" 24" 24" 8601 8607 8607 8607 24" 8601 8607 8607 8607 24" 8601 8607 8607 8607 24" 8601 8607 8607 8607 24" UNIT SIZE: 58T (12) 24" X 24" FILTERS (4) 12" X 24" FILTERS Fig. 189 — HEPA Filter Arrangement (cont)

  • Page 234: Fan And Shaft Removal

    +.0000 in./-.001 in. mendations based on experience and are intended as sug- nominal. Carrier specified parts are recommended. gested or starting points only. For best results, specific applications should be monitored regularly and lubrication The motor and motor base must be Motor Location —...

  • Page 235: Motor And Drive Package Data

    TO 2 0.46 symptoms start appearing. Replacement fans are available TO 2 0.48 from Carrier. LEGEND To replace the main fan for frame sizes R1 through R4, per- S — Smaller Shaft Housing Size form the following (see Fig. 191): Table 48 —...

  • Page 236: Troubleshooting

    • the status LED on the control panel a non-functioning steam trap. The Carrier steam coils with the • the control panel display 1-in. OD outer tube have at least twice the condensate loading •...
  • Page 237 ALARMS (GREEN LED FLASHING) — For less severe the power for 5 minutes. Depending on the value of parameter errors, called alarms, the diagnostic display is advisory. For 1604 (FAULT RESET SELECT), digital input or serial com- these situations, the drive is simply reporting that it had detect- munication could also be used to reset the drive.
  • Page 238 Table 50 — Humidifier Troubleshooting (cont) SYMPTOM POSSIBLE CAUSES POSSIBLE REMEDIES There is no power. Verify and, if necessary, correct power or air pressure to the valve actuator. There is no control signal. Verify and, if necessary, correct control signal or pressure range to the valve actuator.
  • Page 239 Table 50 — Humidifier Troubleshooting (cont) SYMPTOM POSSIBLE CAUSES POSSIBLE REMEDIES The humidifier is too large. Verify humidifier capacity versus air volume. There is a high limit controller fault. Verify that high limit controller is working. If necessary, correct prob- lem.
  • Page 240 Table 51 — Unit Troubleshooting (cont) SYMPTOM POSSIBLE CAUSES POSSIBLE REMEDIES Defective bearing Repair/replace bearing. Lack of lubrication Lubricate bearing. Loose bearing Adjust bearing support or bearing on shaft. Bearing noise Bearing misaligned Align bearing properly. Foreign material/dirt inside bearing Inspect and clean bearing.
  • Page 241 Internal fault. A communication-related problem has been detected between the OMIO OPEX LINK and OINT boards. Contact Carrier. OPEX PWR Internal fault. Low voltage condition detected on the OINT board. Contact Carrier. CURR MEAS Internal fault. Current measurement is out of range. Contact Carrier. SUPPLY PHASE Ripple voltage in the DC link is too high.
  • Page 242 OUTP WIRING ground faults. 101-105 SYSTEM ERROR Error internal to the drive. Contact Carrier and report the error number. 201-206 SYSTEM ERROR Error internal to the drive. Contact Carrier and report the error number. Parameter values are inconsistent. Check for any of the following: 2001 MINIMUM SPEED >...
  • Page 243 Table 53 — Alarm Codes ALARM CODE ALARM NAME IN PANEL DESCRIPTION AND RECOMMENDED CORRECTIVE ACTION 2001 — Reserved 2002 — Reserved 2003 — Reserved The change in direction being attempted is not allowed. Do not attempt to change the direc- 2004 DIR LOCK tion of motor rotation, or change parameter 1003 DIRECTION to allow direction change (if...

  • Page 244: Index

    176-181 Start-up Start-up checklist 176, CL-1 to CL-6 © Carrier Corporation 2018 Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Catalog No. 04-53390022-01 Printed in U.S.A. Form 39M-20SI...
  • Page 245 START-UP CHECKLIST — 39MN INDOOR AHU UNITS NOTE: To avoid injury to personnel and damage to equipment or property when completing the procedures listed in this start-up checklist, use good judgment, follow safe practices, and adhere to the safety considerations/information as outlined in preceding sec- tions of this Installation Instruction document.
  • Page 246 III. START-UP If this unit is to be used for construction conditioning without ductwork, ensure balancing is redone and filters replaced once construction is complete. Verify wiring is correct for application (voltage, etc.) per component label. (Y/N) _____ If fan is direct drive, ensure that the VFD has been properly programmed for maximum frequency output to limit fan speed to maximum (pg 137) Ensure correct fan rotation.
  • Page 247 Installation Instruction document. Once start-up is complete, send a completed copy of this checklist to the applicable Sales Engineer and Post Sale Product Marketing at 39MW@carrier.utc.com I. PRELIMINARY INFORMATION MODEL NO.JOB NAME ________________________ SERIAL NO.
  • Page 248 Release fan holddown bolts and shipping brackets. (Pg 84, Fig. 17) (Y/N) _____ Check fan bearings and shaft(s) for tightness (Pg 176) (Y/N) _____ Fan bearings are lubricated from the factory. Remove zerk fitting to verify. Do not overgrease! (Y/N) _____ Turn fan by hand to ensure no rubbing with housing.
  • Page 249 START-UP CHECKLIST — CARRIER 39M GAS-FIRED DUCT FURNACE NOTE: To avoid injury to personnel and damage to equipment or property when completing the procedures listed in this start-up checklist, use good judgment, follow safe practices, and adhere to the safety considerations/information as outlined in preceding sec- tions of this Installation Instruction document.
  • Page 250 START-UP CHECKLIST — CARRIER 39M GAS-FIRED FURNACE RACK ASSEMBLY NOTE: To avoid injury to personnel and damage to equipment or property when completing the procedures listed in this start-up checklist, use good judgment, follow safe practices, and adhere to the safety considerations/information as outlined in preceding sec- tions of this Installation Instruction document.

Table of Contents

Save PDF