Daikin PreciseLine Series Installation And Maintenance Manual
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Daikin PreciseLine Series Installation And Maintenance Manual

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Installation and Maintenance Manual
PreciseLine® Air Handler
Sizes 006 through 100
IM 1267-7
Group: Applied Terminal Systems
Part Number: IM1267-7
Date: February 2023

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  • Page 1 Installation and Maintenance Manual IM 1267-7 Group: Applied Terminal Systems Part Number: IM1267-7 Date: February 2023 PreciseLine® Air Handler Sizes 006 through 100...

  • Page 2: Table Of Contents

    ©2023 Daikin Applied, Minneapolis, MN. All rights reserved throughout the world.This document contains the most current product information as of this printing. Daikin Applied Americas Inc. has the right to change the information, design, and construction of the product represented within the document without prior notice.

  • Page 3: Introduction

    Introduction Introduction Smoke Control and Management Systems Hazardous Information Messages WARNING CAUTION Improper smoke or fume air handling can result in severe personal injury or death. Caution indicates a potentially hazardous situations, which can result in minor injury or equipment damage if not avoided. A registered professional engineer must design and approve the air conditioner and air handler application to make sure smoke and fume WARNING...

  • Page 4: Nomenclature

    Nomenclature Nomenclature Category Code Description Category Code Description Model Type Daikin Applied Air Handler Water / Glycol Horizontal Primary Coil Type DX / 410A Vertical Unit Arrangement AVD / Compact Vertical (Sizes 006- Preheat 020) Secondary (Heat- Reheat ing) Coil Location...

  • Page 5: Installation

    Installation Installation Figure 2: Vertical Size 40 Unit - Disassembling Optional Mixing Box and Discharge Plenum Example Optional Mixing Box and Discharge Plenum Removal All PreciseLine mixing boxes ship attached, and horizontal units ship with pre-attached discharge plenums. However, the discharge plenum and/or mixing box may be removed if necessary to navigate constricted passageways.

  • Page 6: Service Clearances

    Installation Service Clearances Figure 4: Size 100 Unit - Disassembling Optional Mixing Leave adequate space around the unit for piping, coils, and drains. Always have access to at least one side of the unit for regular service and maintenance. Refer to images on the following pages for servicing space requirements.
  • Page 7 Installation Figure 5: Clearance and Access Requirements for Horizontal Units (Sizes 006-050) Depth of Unit Width of Coil Section Cabinet Sizes: 030, 040, and 050 Filter Depth Filter Length Table 1: Bottom Filter Access Clearance 30L × 15W × 30L × 20W × 30L ×...
  • Page 8 Installation Figure 6: Clearance and Access Requirements for Vertical Units NOTE: AVD units require field-cut holes on the sides or back, depending on piping orientation. These holes should either be drilled prior to unit installation, or a clearance of 24" should be left on the side requiring field work.
  • Page 9 Installation Figure 7: Clearance for Filter Access from Top - Unit Size 030-050 Figure 8: Clearance and Access Requirements for Unit Sizes 060-100 www.DaikinApplied.com IM 1267-7 • PRECISELINE AIR HANDLER...

  • Page 10: Rigging (Unit Sizes 006-050)

    Installation Rigging (Unit Sizes 006-050) Rigging (Unit Sizes 060-100) Rig units using straps or a sling with a loop and buckle. Fasten WARNING strapping loop around the mounting brackets on the unit main A licensed and/or professional rigger is responsible for developing a safe lift section (Figure 9 &...

  • Page 11: Using A Forklift

    Installation Using a Forklift Hanging Unit from Ceiling (Horizontal Units) When using a forklift to transport units, make sure that forklift tongs enter from the ends of the pallet, not the sides. In cases WARNING where one end is heavier, enter the pallet from the heavier side (e.g.

  • Page 12: Positioning The Unit

    Installation Positioning the Unit Before hanging, the unit should be rigged and completely assembled. The PreciseLine air handler main section should be positioned on the pallet to permit access to mounting holes in the structural cross bracing under the unit. The entire unit is then lifted on the pallet and secured with minimum 1/2"...

  • Page 13: Vibration Isolation (Accessory)

    Installation Vibration Isolation (Accessory) Spring Mount—Sizes 030, 040, 050 Factory ordered spring isolators are recommended for Figure 13: Ceiling Hung with Rubber Isolators - Unit Sizes horizontal units, sizes 030, 040 and 050. The isolators should 006-050 (Sizes 006-020 shown). all be at the same height opening.

  • Page 14: Unit Leveling

    Installation Unit Leveling Figure 18: Mounting Rail Holes for Size 040 Units Install the unit on a flat and level surface (or verify that unit is level when hanging from the ceiling). Where the surface irregularities allow the equipment to distort, shim the appropriate base rails to straighten the unit.
  • Page 15 Installation Panels and Doors Baserail holes for unit sizes 060-100 are 0.5" in diameter. PreciseLine air handlers have hinged access doors or screw- Table 2: Baserail Hole Widths on panels that can be easily removed and handled. To gain Dimension Sizes 060-080 Size 100 access through a side panel, remove the fasteners along the...
  • Page 16 Installation Figure 24: Door Access Types (Sizes 060-100) Figure 27: Bottom Filter Access (Sizes 030-050 Horizontal) Figure 25: Side Filter Access (Sizes 030-050 Horizontal) Figure 28: Mixing Box Filter Access Door (Sizes 030-050 Vertical) Figure 26: Top Filter Access (Sizes 030-050 Horizontal) IM 1267-7 •...
  • Page 17 Installation Figure 29: Accessing Internal Filter (Sizes 006-020 Vertical) Figure 31: 2-Fan Fillter Top Removal (Sizes 006-020 Vertical) Figure 32: Filter Side Access (Sizes 060-100) Figure 30: Filter Side Access (Sizes 030-050 Vertical) www.DaikinApplied.com IM 1267-7 • PRECISELINE AIR HANDLER...

  • Page 18: Piping And Coils

    Installation Piping and Coils Horizontal Hydronic Coils with No Valve Package Follow applicable piping design, sizing, and installation information presented in ASHRAE Handbooks in the design Hydronic coil guidelines for units selected with the "No Valve and installation of piping. Observe all local codes and industry Package - Threaded Connections"...
  • Page 19 Installation Figure 35: Size 006 - 020 Hydronic Coil Drill Areas – Top Figure 37: AVD Hydronic Coils and Right Side All AVD Units (vertical units Size 06-20) have coil connections located in the unit. The connections are FPT as default, and M-SWT if selected.
  • Page 20 Installation Drain Pan Piping Direct Expansion (DX) Coils The drain pan requires a field-drilled hole made on the sides or Direct expansion coil connection guidelines are listed below. back, in-between the drain pan and bottom panel of the unit. 1. On unit sizes 006 - 020 the coil distributor and suction The drain pan connection is in the front-right corner, and must connections are inside the cabinet on the right-hand side be piped to the field-drilled hole.
  • Page 21 Installation Installation Figure 40: Horizontal Units Sizes 006 - 020 DX Coil Drill Figure 42: Horizontal Units Size 030 - 050 – DX Only and Area DX with Preheat Drill Area Table 6: Horizontal Units Sizes 006-020 DX Coil Drill Area Dimensions Unit Size 7.13...
  • Page 22 Installation Figure 44: Vertical Units Sizes 030-050 DX Coil Drill Area Table 9: Horizontal Drill Area Locations – DX with Reheat Single Circuit DX Primary with 1 Row Hydronic Reheat Unit Size 27.13 6.61 30.14 7.65 30.14 6.62 Interlaced DX Primary with 1 Row Hydronic Reheat 27.13 7.35 30.14...

  • Page 23: Factory Installed Valve Package

    Installation Condensate Drain Pan Traps Figure 46: Basic 2-Way Valve Package The condensate drain stub for sizes 006-050 is 0.75 OD. The condensate drain stub for sizes 060-100 is 0.138 OD. Drain lines and traps should run full size from the drain pan stub.
  • Page 24 Manual Circuit Setter: Pressure-compensated, manual flow control. Union: For easy removal of piping from coil. NOTE: Daikin Applied 3-way valves are equipped with a fixed balance orifice in the bypass line, eliminating the need for a separate balancing valve IM 1267-7 • PRECISELINE AIR HANDLER...

  • Page 25: Control Valve Parts Lists

    2 to 10 VDC / 4 to 20 mA Control 2 to 10 VDC / 4 to 20 mA Control Control Valve Parts Lists Table 11: ON/OFF Control Valve Part List Daikin P/N Valve Type Size Control Type Control Voltage...
  • Page 26 Installation Table 12: Modulating Control Valve Part List Daikin P/N Valve Type Size Control Type Control Voltage Spring Return Normal State Vendor PN (Belimo) 263940901 2 Way 0.50 FPT Modulating 0-10VDC B207B+TR24-SR DKN 263940902 2 Way 0.50 FPT 0.46 Modulating...
  • Page 27 0 .75" 1 .0" 263940136 – – – 263940135 263940137 Table 15: Manual Circuit Setter Part List Valve Size Daikin PN Vendor PN 263922380 MB-050-S-050S-V-L 263922370 MB-075-S-075S-V-L 263922360 MB-100-S-100S-V-L Table 16: Isolation Ball Valve Part List Valve Size Daikin PN...

  • Page 28: Manual Circuit Setter Flow Charts

    Installation Manual Circuit Setter Flow Charts Figure 55: Manual Circuit Setter Flow Chart – 1/2" Valves IM 1267-7 • PRECISELINE AIR HANDLER www.DaikinApplied.com...
  • Page 29 Installation Figure 56: Manual Circuit Setter Flow Chart – 3/4" and 1" Valves www.DaikinApplied.com IM 1267-7 • PRECISELINE AIR HANDLER...

  • Page 30: Electric Heat

    Installation Electric Heat The factory installed electric heat section (if equipped) consists of an open coil heater rack mounted to the unit's primary coil in the preheat position for horizontal units or reheat postion for vertical units. Electric heat is designed to operate only when the supply fan is running, heating the air as it passes through the heating elements.
  • Page 31 Installation Minimum Allowable Air Volume For Units With Electric Heat Table 17: Horizontal Minimum Allowable Air Volume With Electric Heat (unit sizes 006-020) Unit Size Air Volume - CFM 0.41 1000 1000 1000 1000 0.82 1000 1000 1000 1000 1.64 1000 1000 1000...
  • Page 32 Installation Table 18: Horizontal Minimum Allowable Air Volume With Electric Heat (unit sizes 030-100) Forward-Curved Fan Units Plenum Fan Units Air Volume - CFM Air Volume - CFM 7.36 1500 2000 2500 1800 2400 3000 1500 2000 2500 1800 2400 3000 1500 2000...
  • Page 33 Installation Table 19: Vertical Minimum Allowable Air Volume With Electric Heat Unit Size Air Volume - CFM 0.82 1.64 1000 2.45 3.27 1000 1000 4.91 6.54 1000 1000 8.18 1000 1000 1000 1000 19.2 1100 Forward-Curved Fan Units Plenum Fan Units Air Volume - CFM Air Volume - CFM 1500...
  • Page 34 Installation Table 20: Horizontal Electric Heat kW Options by Unit Size Unit Size Voltage Horizontal kW 120/60/1 208/60/1 230/60/1 277/60/1 460/60/1 120/60/1 208/60/1 230/60/1 10.0 277/60/1 10.0 460/60/1 10.0 120/60/1 208/60/1 230/60/1 10.0 277/60/1 10.0 460/60/1 10.0 120/60/1 208/60/1 230/60/1 10.0 277/60/1 10.0...
  • Page 35 Installation Table 21: Vertical Electric Heat kW Options by Unit Size Unit Size Voltage Vertical kW 120/60/1 208/60/1 230/60/1 277/60/1 460/60/1 120/60/1 208/60/1 230/60/1 10.0 277/60/1 10.0 460/60/1 10.0 120/60/1 208/60/1 230/60/1 10.0 277/60/1 10.0 460/60/1 10.0 120/60/1 208/60/1 230/60/1 10.0 277/60/1 10.0...
  • Page 36 Installation Table 22: Horizontal Unit - Heater Amps Horizontal Heater Amps 120V / 1Ø 230V / 1Ø 277V / 1Ø 460V / 1Ø 240V / 3Ø 460V / 3Ø 575V / 3Ø 208V/1؆ 208V/3؆ 0 .5 4.17 2.17 1.81 0 .5 1.20 0.63 0.50...

  • Page 37: Field Power Wiring

    Installation Field Power Wiring NOTE: All field wiring penetrations, for both power and controls wiring, must only be made at the factory DANGER designated locations on the top, side, or bottom panels. These locations are identified on the panels Improper ground may result in severe injury or death. with a 3/16"...
  • Page 38 Installation Table 24: Figure 57 Letter Dimensions Top or Left-Hand Right-Hand Unit Bottom Left-Hand Right-Hand Sizes Unit Sizes Entry 18.97 008, 010, 012, 17.51 1.92 17.51 1.92 Bottom 18.74 3.45 18.35 3.45 016, 018, 020 21.74 2.31 21.73 1.93 Figure 58: Horizontal Cabinet Sizes 030-050 Field Cut Bottom 21.03 3.44...
  • Page 39 Installation Figure 61: Vertical Cabinet Sizes 030-050 Field Cut Figure 63: Horizontal Cabinet Sizes 060 - 100 Field Cut Electrical Service Entry Pilot Hole Location Electrical Service Entry Pilot Hole Location (Electric Heat Section) Electric Heat Control 1. Electric heat control can be factory configured for either on-off or analog control.

  • Page 40: Field Control Wiring

    Installation Field Control Wiring NOTE: Design may call for lower than a 10VDC max signal. 4. Unit sizes 030 – 050 are provided with a factory installed DANGER VFD programmed for analog motor speed control. LOCKOUT/TAGOUT all power sources prior to wiring or servicing the unit. A 0-10VDC signal applied to terminal FAN 0-10V on Electrical shock hazard that may cause severe injury or death.
  • Page 41 Installation Table 26: Potential Field Connections and Locations PreciseLine units operate with 115V and 24V control circuit (Sizes 060-100) power. All field control wiring connections are made at the class II terminal blocks TB2, TB4, and TB12 which is located in the Label Description Signal...

  • Page 42: Accessories And Sensors

    Installation Accessories and Sensors Integrated Thermostat Mounting considerations: • The device is suitable for semi-flush mounting with a recessed conduit box. • The unit should not be mounted in recesses, shelving, behind curtains or doors or above or near direct heat sources. •...
  • Page 43 Tests show that fluctuating and inaccurate signal levels are possible when AC power wiring is present in the same conduit as the signal lines. If you are experiencing any of these difficulties, please contact your Daikin Applied representative. www.DaikinApplied.com IM 1267-7 • PRECISELINE AIR HANDLER...
  • Page 44 Green to GND Terminal • Run 3-conductor wire from the sensor location to the unit. Daikin Applied recommends using shielded 22AWG for all connections. Larger gauge wire may be required for runs of greater than 250’. • Mount sensor on the supply duct near the location •...
  • Page 45 Tests show that fluctuating and inaccurate signal levels are possible when AC power wiring is present in the same conduit as the signal lines. If you are experiencing any of these difficulties, please contact your Daikin Applied representative. Entering/Leaving Water and Space •...
  • Page 46 Installation Air Flow Switch Figure 76: Sensor Mounting Location Installation • Two field provided duct pressure taps will be required to install this sensor. Locate one tap in the ductwork upstream of the fan and the second downstream of the fan.
  • Page 47 2. Differentiate between the duct pressure (HI) and reference pressure (LO) taps by using different color tubing or by tagging the tubes. Daikin Applied recommends 3/16ʺ I.D. plastic tubing. 3. Locate the duct pressure (HI) tap near the end of a long...
  • Page 48 Installation Discharge Air Temperature Sensor MicroTech® 4 Lite Portable Interface The discharge air temperature sensor should be installed WARNING in the supply air duct, downstream of the PreciseLine unit. Electric shock hazard. Can cause death, personal injury, Locate the sensor at a location that approximates the average or equipment damage.
  • Page 49 Installation Figure 84: Connection Port (Size 030 Shown) specific unit configuration are displayed. Figure 85: Portable Interface Main Features Keypad/Display Functions The keypad/display Information is organized into five main Using the Portable Interface menus or menus groups; Alarm Lists Menu, System Summary Menu, Standard Menus, Extended Menus and Advance Hardware Features Menus.
  • Page 50 Turning the wheel clockwise Figure 87: Password Main Page while the editable field is highlighted causes the value to be Daikin AHU increased. Turning the wheel counter-clockwise while the editable field is highlighted causes the value to be decreased.

  • Page 51: Microtech 4 Lite Unit Operation

    MicroTech 4 Lite Unit Operation MicroTech 4 Lite Unit Compressor Operation Operation Single Compressor In this configuration a single output is used for compressor Preparing Unit for Operation control. When mechanical cooling is required, it will be energized. When mechanical cooling is no longer required, it Power-up will be de-energized.
  • Page 52 MicroTech 4 Lite Unit Operation Minimum Compressor On/Off Time Dehumidification Termination When a compressor is turned off, it must remain off for the Dehumidification is terminated if the selected variable, Relative duration of the Compressor Minimum Off Time. When a Humidity or Dew Point, drops below the appropriate humidity compressor is turned on, it must remain on for the duration setpoint by more than half its dead band plus the appropriate...
  • Page 53 MicroTech 4 Lite Unit Operation Servicing High Voltage Control Panel Initial Manual Mode Start-Up Components Initial Start-up should be performed in manual control mode before proceeding to the cooling/heating start up. DANGER Power Up LOCKOUT/TAGOUT all power sources prior to servicing the unit. Hazardous voltage may cause serious injury, death, and property damage.
  • Page 54 MicroTech 4 Lite Unit Operation Cooling/Heating Start up Alternativly individual outputs can be commanded on using the Output Override functionality. See the MicroTech 4 Lite NOTICE Operations Manual for more information. Operational Override using the Manual Ctrl Type commands should only be Setup for Normal Operation used by trained service technicians as several timing functions are reduced to speed system check out.
  • Page 55 Maintaining Control Parameter Records Daikin Applied recommends that the MicroTech 4 Lite controller’s setpoints and parameters be recorded and saved for future reference. If the Microprocessor Control Board requires replacement, this record facilitates entering the unit’s...

  • Page 56: Example Wiring Diagrams

    Example Wiring Diagrams Example Wiring Diagrams NOTE: Wiring diagrams are typical, always defer to the wiring diagram provided with the unit. 3 Phase Power, SCR Electric Heat, No Valve, Modulating Damper, VFD Fan Hot Wire Colors 480V = BLK/RED 575 = BLK MMP/Fuse 575V = Fuse 208/240/480V = MMP...
  • Page 57 Example Wiring Diagrams NOTE: Wiring diagrams are typical, always defer to the wiring diagram provided with the unit. 1 Phase Power, SCR Electric Heat, Modulating Valve, Modulating Damper, Modulating Fan Legend: (Devices may or may not be on unit) Mixing Box Damper Actuator Condensate Overflow Switch/Sensor Discharge Air Temperature Sensor Disconnect Switch...
  • Page 58 Example Wiring Diagrams NOTE: Wiring diagrams are typical, always defer to the wiring diagram provided with the unit. 1 Phase Power, On-Off Electric Heat, On-Off Valve, On-Off Damper, 3-Speed Fan Hot Wire Colors 115 = WHT 208 = RED 240 = ORG 277 = BRN Legend: (Devices may or may not be on unit) Mixing Box Damper Actuator...
  • Page 59 Example Wiring Diagrams NOTE: Wiring diagrams are typical, always defer to the wiring diagram provided with the unit 3-Phase Power, Welded Aluminum Airfoil Plenum Fan, On-Off Electric Heat, On/Off Damper, Fused www.DaikinApplied.com IM 1267-7 • PRECISELINE AIR HANDLER...
  • Page 60 Example Wiring Diagrams NOTE: Wiring diagrams are typical, always defer to the wiring diagram provided with the unit MicroTech 4 Lite Controller for Sizes 006-050 IM 1267-7 • PRECISELINE AIR HANDLER www.DaikinApplied.com...
  • Page 61 Example Wiring Diagrams NOTE: Wiring diagrams are typical, always defer to the wiring diagram provided with the unit MicroTech 4 Lite Controller for Sizes 060-100 www.DaikinApplied.com IM 1267-7 • PRECISELINE AIR HANDLER...
  • Page 62 Example Wiring Diagrams NOTE: Wiring diagrams are typical, always defer to the wiring diagram provided with the unit MicroTech 4 Lite Controller for Sizes 060-100 IM 1267-7 • PRECISELINE AIR HANDLER www.DaikinApplied.com...

  • Page 63: Physical Data

    Physical Data Physical Data Component Weights Table 28: Horizontal Component Weights (sizes 006-050) Weight — lbs (kg) Component Rows Coil (Wet) 6 (3) 7 (4) 9 (5) 9 (5) 10 (5) 11 (5) 11 (5) 20 (10) 26 (12) 33 (15) Coil (Wet) 7 (4) 7 (4)
  • Page 64 Physical Data Table 29: Horizontal Component Weights (Sizes 060-100) Weight — lbs (kg) Component Rows Coil (Wet) 40 (18) 52 (24) 66 (30) Coil (Wet) 42 (19) 56 (25) 70 (32) Coil (Wet) 66 (30) 86 (39) 106 (48) Coil (Wet) 72 (33) 92 (42) 114 (52)

  • Page 65: Fan And Motor Data

    Physical Data Weight—lbs (kg) Component Rows Coil (Dry) 5 (3) 6 (3) 7 (4) 9 (5) 10 (5) 17 (8) 22 (10) 29 (14) Coil (Dry) 5 (3) 6 (3) 8 (4) 9 (5) 10 (5) 18 (9) 23 (11) 30 (14) Coil (Dry) 5 (3)

  • Page 66: Horizontal Filter Data

    Physical Data Table 32: Horizontal Fan and Motor Data (Plenum Supply Fans) Plenum Fan Data Unit Size Fan Quantity Fan Type Plenum Fan Plenum Fan Plenum Fan Fan Size 355 mm 355 mm 355 mm Maximum RPM 3300 3300 3300 EC Motors Poly Phase EC Motors...

  • Page 67: Vertical Filter Data

    Physical Data Vertical Filter Data Table 36: Filter Data for Main Unit and Optional Mixing Box Main Unit Filters External Unit Size Quantity Height Width Nom. Face Velocity (FPM) Internal Filter Rack Quantity Height Width (Optional) Mixing Box Filters Quantity Height Width Table 37: Filter Pressure Drop...
  • Page 68 Physical Data Table 40: Hydronic Coil Size and Type with No Piping Option Unit Size Connection Type M-SWT (OD) 2-Row Cooling 0.625 0.625 0.625 0.875 0.875 4-Row Cooling 0.625 0.625 0.875 0.875 1.125 6-Row Cooling 0.625 0.875 0.875 1.125 1.125 8-Row Cooling ─...
  • Page 69 Physical Data Table 45: DX Coil Size and Type (Horizontal and Vertical) Circuits Connection Size (M-SWT (OD)) Unit Size Rows Number Type Distributor Suction Normal 0.500 0.750 Normal 0.500 0.750 Normal 0.500 0.875 Normal 0.500 0.875 Normal 0.500 1.125 Normal 0.625 1.125 Normal...

  • Page 70: Thermal Expansion Valve Kits

    Thermal Expansion Valve Kits Table 46: Thermal Expansion Valve Kits (Horizontal) Connections TEV Option 11 TEV Option 22 Size Circuit Inlet3 Outlet Vendor PN Daikin PN Vendor PN Daikin PN 0.375 0.500 BBIZE-1 - 1/2 263922461 BBIZE-2 263922463 0.375 0.500...
  • Page 71 Physical Data Connections TEV Option 11 TEV Option 22 Size Circuit Inlet3 Outlet Vendor PN Daikin PN Vendor PN Daikin PN 0.500 0.500 BBIZE-3 263922465 BBIZE-4 263922466 0.500 0.500 BBIZE-3 263922465 BBIZE-4 263922466 0.500 0.500 BBIZE-4 263922466 0.500 0.500 BBIZE-3 263922465 0.500...
  • Page 72 Physical Data Table 47: Thermal Expansion Valve Kits (Vertical) Connections TEV Option 1 Unit Size Rows Circuits Inlet Outlet Vendor PN Daikin PN ─ 0.500 0.500 BBIZE-1.5 263922462 ─ 0.500 0.500 BBIZE-1.5 263922462 ─ 0.500 0.500 BBIZE-1.5 263922462 ─ 0.500 0.500...
  • Page 73 Physical Data Connections TEV Option 1 Unit Size Rows Circuits Inlet Outlet Vendor PN Daikin PN 0.625 0.625 BBIZE-4 910279782 0.625 0.625 BBIZE-4 910279782 0.625 0.625 BBIZE-4 910279782 0.625 0.625 BBIZE-4 910279782 0.625 0.625 BBIZE-4 910279782 0.625 0.625 BBIZE-4 910279782 0.625...

  • Page 74: Mixing Box (Optional)

    Physical Data Thermal Expansion Valve (TEV) Optional Mixing Box Damper or Discharge Plenum Loss For each unit size there are two TEV options available (Table 46). TEV Option 1 is optimized for the standard For reference, losses are similar to those used in custom entering air and suction temperatures while option 2 is openings, however, their coefficients are multipliers of velocity pressure based on opening size.

  • Page 75: Dimensional Data

    Dimensional Data Dimensional Data Size 006-050 Horizontal Unit Dimensions Figure 89: Left-Hand, Single and Dual Fan (Sizes 006-020)) Cabinet Width Cabinet Width AIR FLOW AIR FLOW Cabinet Cabinet Length Length Cabinet Sizes: Cabinet Sizes: 006, 008, 010, 012 016, 018, and 020 Top View Top View .563 Mntg Holes (4)
  • Page 76 Dimensional Data Table 48: Dimension Letter Reference for Figure 89 on page 75 Dimension 2.26 2.28 2.18 2.18 2.60 2.25 2.25 4.01 4.51 4.26 4.26 4.52 4.50 4.50 5.75 6.45 6.24 6.24 6.15 6.19 6.19 2.51 3.00 2.76 2.76 3.02 3.00 3.00 5.75...
  • Page 77 Dimensional Data Figure 90: Left-Hand, Single Fan (Sizes 030-050) Cabinet Width AIR FLOW Notes: 1. Refer to submittal drawings in Daikin Applied SelectTools Cabinet for piping connection dimensions. Length 2. Left hand unit shown, right hand unit values same as left but opposite.
  • Page 78 Dimensional Data Table 50: Hydronic Unit Dimensions - Dimension Letter Reference for Figure 90 on page 77 8-Row 2-Row Cooling / Primary 4-Row Cooling / Primary 6-Row Cooling / Primary Cooling / Primary Preheat Reheat Preheat Reheat Preheat Reheat Unit Size Dimension 1-Row 2-Row 1-Row 2-Row 1-Row 2-Row 1-Row 2-Row...
  • Page 79 Dimensional Data Table 52: DX Unit Dimensions - Dimension Letter Reference for Figure 90 on page 77 Single Circuit DX Interlaced DX Preheat Reheat Preheat Reheat Unit Size Dimension 1-Row 2-Row 1-Row 2-Row 1-Row 2-Row 1-Row 2-Row 25.69 25.69 25.61 23.95 23.88 24.38...
  • Page 80 Dimensional Data Figure 91: Horizontal Mixing Box – Top and End Damper, Left Hand Sizes 006–020 and Right Hand Sizes 030–050 – Side Filter Access TOP VIEW K (Filter Access Door) AIR FLOW .563 (2) 1.00 Cabinet Width 30.00 Damper Actuator 1.00 Cabinet Height...
  • Page 81 Dimensional Data Figure 92: Horizontal Mixing Box – Bottom and End Damper, Left Hand Sizes 006–020 and Right Hand Sizes 030–050 – Side Filter Access Cabinet Length 1.00 Cabinet Height 1.00 Base 2.00 SIDE VIEW Cabinet Width NOTE: Dimensions for right hand cabinets sizes 006–020 and cabinets sizes 030–-50 with side access filters are similar but opposite.
  • Page 82 Dimensional Data Figure 93: Horizontal Mixing Box Dimensions – Left Hand Sizes 006–020 and Right Hand Sizes 030–050 – Bottom Filter Access AIR FLOW .563 (2) Cabinet Width Cabinet Length Actuator Access Panel 1.00 Cabinet Height 2.00 Filter Access Door 1.00 Distance Required For Filter Access...
  • Page 83 Dimensional Data Figure 94: Horizontal Discharge Plenum (Sizes 006-050) AIR FLOW Notes: 1. Discharge opening is offered on any one particular side, but is shown here on all available surfaces for Optional Top dimensioning purposes only. Discharge Opening 2. A discharge plenum is also available without discharge openings.

  • Page 84: Size 006-050 Vertical Unit Dimensions

    Dimensional Data Size 006-050 Vertical Unit Dimensions Figure 95: Left-Hand, Single and Dual Fan (Sizes 006-020) Disconnect Switch Disconnect Switch Top View – 1-Fan Top View – 2-Fan A (Max. Length) B (Max. Width) Field piping access pilot holes (both sides) See manual for field hole diameter and Field piping access...
  • Page 85 Dimensional Data Figure 96: Vertical Unit Dimensions (Sizes 030-050) 2.00 Top View B (Max Width) 1.00 A (Max Length) Cabinet Width Cabinet Length 2.00 Disconnect Switch T- Dia. Optional (2) 12.00 Field Duct Flange is Shipped Flat Field Access Cabinet Area 1.50 S- Dia.
  • Page 86 Dimensional Data Table 59: General Vertical Unit Dimensions for Figure 96 on page 85 Units with Forward-Curved Fans DCold Water SIZE 30 35.36 49.5 61.5 42.5 5.54 30.49 12.3 15.32 5.29 13.66 24.5 SIZE 40 35.36 53.5 65.5 46.5 34.49 15.09 17.82 5.25...
  • Page 87 Dimensional Data Table 61: Vertical Coil Dimensions for Figure 96 on page 85 (continued) 2 + 2 Rows Coil RH (Re-heat) SIZE 30 9.22 22.72 9.22 22.72 7.74 27.6 27.1 24.63 22.02 19.55 1.125 1.125 SIZE 40 9.22 26.72 9.22 26.72 5.42 27.59...
  • Page 88 Dimensional Data Table 62: Vertical Coil Dimensions for Figure 96 on page 85 (continued) 2 + DX INTERLACE 3 ROWS COIL RH (RE-HEAT) SIZE 30 9.84 14.47 9.22 22.72 7.74 27.59 27.56 25.42 22.02 19.55 0.875 SIZE 40 10.47 11.84 9.22 26.72 5.42...
  • Page 89 Dimensional Data Figure 97: Vertical Mixing Box - Top and End Damper. Sizes 030-050 - Side Filter Access. Table 63: Mixing Box Dimension Letter Reference Vertical Mixing Box SIZE 30 42.5 26.31 2.87 38.27 9.82 18.37 34.5 36.76 70.12 18.37 14.19 SIZE 40 46.5...
  • Page 90 Dimensional Data Figure 98: Vertical Discharge Plenum (Sizes 030-050) Top View – Discharge Plenum (Main cabinet removed for clarity) Field Duct Flange Cabinet Length Cabinet Width 1.00 Discharge Plenum Cabinet shown for reference. Use for both AVD and Vertical cabinets Front View Side View Table 64: Discharge Plenum Dimension Letter Reference...

  • Page 91: Size 060-100 Unit Dimensions

    Dimensional Data Size 060-100 Unit Dimensions Figure 99: Coil Section Dimensions (Sizes 060-100) Table 65: General Unit Dimensions (Sizes 060-100) Length Width Height SIZE 60 28.00 54.00 54.00 4.19 12.39 4.38 62.75 3.50 SIZE 80 28.00 54.00 62.00 5.45 12.39 4.38 62.75 3.50...
  • Page 92 Dimensional Data Table 66: Hydronic Coil Unit Dimensions (Sizes 060-100) for Figure 99 on page 91 8-Row Cold Water + 2-Row Hot Water SIZE 60 5.01 9.37 6.11 18.25 15.75 17.29 6.11 18.25 5.01 9.37 6.59 18.25 15.75 17.29 6.59 18.25 SIZE 80 5.03...
  • Page 93 Dimensional Data 1-Row Hot Water + 8-Row Cold Water SIZE 60 7.34 8.55 6.11 18.39 12.22 16.58 6.11 18.25 7.34 8.55 6.45 18.39 12.22 16.58 6.59 18.25 SIZE 80 7.23 8.58 7.61 19.75 12.28 16.61 6.11 22.25 7.23 8.58 7.59 19.75 12.28 16.61...
  • Page 94 Dimensional Data Table 67: DX Unit Dimensions (Sizes 060-100) for Figure 99 on page 91 DX SINGLE + 2-Row Hot Water SIZE 60 6.67 24.63 15.75 17.29 6.11 18.25 6.67 6.33 15.75 17.29 6.59 18.25 SIZE 80 6.67 28.63 15.75 17.29 6.11 22.25...
  • Page 95 Dimensional Data Table 68: Steam Unit Dimensions (Sizes 060-100) for Figure 99 on page 91 Steam + 8-Row Cold Water SIZE 60 7.68 5.35 14.27 11.24 12.22 16.58 6.11 18.25 7.68 5.35 5.44 11.24 12.22 16.58 6.59 18.25 SIZE 80 7.80 5.49 16.07...
  • Page 96 Dimensional Data Figure 100: Mixing Box Dimensions (Sizes 060-100) Table 69: Mixing Box Dimension Letter Reference Dimension 60.00 68.00 72.00 54.00 62.00 66.00 28.13 28.13 31.63 62.75 62.75 69.75 54.00 54.00 61.00 52.76 52.76 59.76 10.19 4.94 7.49 2.45 2.45 3.43 3.16 3.16...
  • Page 97 Dimensional Data Figure 101: Discharge Plenum Without Filter (Sizes 060-100) Table 70: Discharge Plenum Without Filter Dimension Letter Reference Dimension Dimension 30.00 30.00 30.00 20.00 24.00 26.00 3.00 7.00 2.50 3.49 3.49 3.46 48.00 48.00 61.00 5.50 3.00 3.00 18.00 24.00 23.50 43.00...
  • Page 98 Dimensional Data Figure 102: Discharge Plenum With Filter (Sizes 060-100) Table 71: Discharge Plenum With Filter Dimension Letter Reference Dimension Dimension 48.00 48.00 48.00 3.49 3.49 3.46 3.00 7.00 2.50 5.50 3.00 3.00 48.00 48.00 61.00 43.00 48.00 55.00 18.00 24.00 23.50 62.75...
  • Page 99 Dimensional Data Figure 103: Exhaust Air / Outdoor Air Dimensions (Sizes 060-100) Table 72: Exhaust Air / Outdoor Air Section Dimension Letter Reference Dimension 1 Fan 2 Fans 2 Fans 3 Fans 2 Fans 3 Fans 23.20 15.20 15.20 7.20 18.75 10.75 7.60...
  • Page 100 Dimensional Data Figure 104: Economizer Dimensions (Sizes 060-100) Table 73: Economizer Section Dimension Letter Reference Dimension 7.00 5.00 4.50 40.00 44.00 52.00 54.00 62.00 66.00 23.75 23.75 27.25 61.50 69.50 73.50 18.00 22.00 23.19 54.00 54.00 61.00 52.76 52.76 59.76 6.50 4.00 4.50...
  • Page 101 Dimensional Data Figure 105: Return Filter Dimensions (Sizes 060-100) Table 74: Return Filter Section Dimension Letter Reference Dimension 54.00 62.00 66.00 45.36 45.36 52.36 28.13 28.13 31.63 52.88 60.88 64.88 54.00 54.00 61.00 62.75 62.75 69.75 52.76 52.76 59.76 www.DaikinApplied.com IM 1267-7 •...
  • Page 102 Dimensional Data Figure 106: Electric Heat Section Dimensions (Sizes 060-100) Table 75: Electric Heat Section Dimension Letter Reference Dimension 55.82 55.82 62.82 23.75 23.75 27.25 54.00 62.00 66.00 36.04 44.04 46.73 54.00 54.00 61.00 IM 1267-7 • PRECISELINE AIR HANDLER www.DaikinApplied.com...
  • Page 103 Dimensional Data Figure 107: Supply Air Fan Section Dimensions (Sizes 060-100) Table 76: Supply Air Fan Section Dimension Letter Reference Dimension 48.00 48.00 48.00 43.65 43.65 43.65 36.65 44.64 48.64 44.08 52.08 56.07 43.65 43.65 43.65 29.50 31.00 31.38 15.87 14.37 14.57 12.25...

  • Page 104: Accessory Dimensions

    Dimensional Data Accessory Dimensions Figure 108: Integrated Thermostat Figure 109: Economizer Space Humidity Sensor IM 1267-7 • PRECISELINE AIR HANDLER www.DaikinApplied.com...

  • Page 105: Startup Checks

    Startup Checks Startup Checks Before Starting the Unit □ Make sure that fan electrical power source is disconnected When performing startup and service, always take thorough and locked in the OFF position before entering fan section. safety precautions. Start-up functions must be performed by trained, experienced personnel.

  • Page 106: Maintenance

    Maintenance Maintenance Figure 111: Slide Coil Out 1. For maximum performance, the coil must be clean. Check once a year under normal operating conditions and brush or vacuum clean if necessary. Use a chemical coil cleaner on multiple row coils. Read and follow the chemical cleaner instructions since some cleaners may contain harsh chemicals.
  • Page 107 Maintenance Hydronic Coil Removal - Vertical Unit 3. Remove 2 screws holding coil. Sizes 006 - 020 1. Remove screws on the inside right (3) and inside left (3), holding external filter frame. 4. Slide out coil assembly. 1. Remove screws holding internal filter brackets and bottom panel assembly.
  • Page 108 Maintenance Hydronic Coil Removal - Horizontal Unit 6. Remove screws along back of coil at bottom and top holding coil. Sizes 030 - 050 1. Remove coil section panels. Figure 113: Remove Panel Screws and Panels 7. Remove coil support top. 2.
  • Page 109 Maintenance Figure 115: Remove Screws Holding Coil Sections 2. Remove screws and remove bottom access panel. Together and Connectors On Each End 3. Remove screws and remove coils stop plate. 8. For units with the electric heat option, the electric heat rack is attached to the cooling coil in the preheat position.
  • Page 110 Maintenance Hydronic Coil Removal: Sizes 060 - 100 5. Slowly pull out the 1st position coil assembly using caution to not damage cap tubes. (Primary Coil and Optional Secondary Coil Shown) 1. Remove screws securing the access panel to the cabinet, then remove the access panel.
  • Page 111 Maintenance 3. Pull to slide the entire coil assembly out of the cabinet. If using support straps/hooks, pull the coil assembly out partially and secure the supports to any of the available lift holes. DANGER COIL ASSEMBLY IS HEAVY! Failure to use the proper lifting equipment to support the weight of the assembly can cause property damage, personal injury or death.

  • Page 112: Fan Motor Removal

    Maintenance Fan Motor Removal Figure 117: Slide Out The Blower Assembly Horizontal Units Size 006-020 1. Unplug the wires going from the control box to motor. 2. Remove the top and bottom screws on the downstream side of the control box and loosen the top and bottom screws on the upstream side.
  • Page 113 Maintenance Figure 119: Loosen The Motor Shaft Set Screw Figure 121: Remove VFD Mounting Bracket 4. Remove the five screws holding the fan sled to the cabinet bottom panel; two screws on the access panel Figure 120: Loosen Belly Band Bolt And Remove From side and three on the upstream side of the sled.
  • Page 114 Maintenance Horizontal Unit Sizes 030 - 050 Figure 123: Fan Shaft Set Screw Locations (Welded Aluminum Airfoil Plenum Fans) 1. Turn the switch disconnect handle to the off position. 7. Remove the four motor mounting bolts using a wrench to NOTE: Single fan model shown.
  • Page 115 Maintenance 4. SIZE 030 ONLY: detach wires connecting the circuit 7. Remove the fan sled assembly from the cabinet and breaker to the terminal block. lower onto a flat surface. 5. Remove the screws holding the fan sled assembly in 8.
  • Page 116 Maintenance Vertical Unit Sizes 006 - 020 4. Loosen set screw holding fan to fan shaft. (DWDI Forward-Curved Fans) 1. Remove 2 screws. 5. Remove motor and mounting assembly. 2. Slide out fan and motor assembly. 3. Remove motor mount leg bolts. 6.
  • Page 117 Maintenance Vertical Unit Sizes 030 - 050 4. Slide out motor and fan assembly sled. (DWDI Forward-Curved Fans) 1. Remove 4 screws holding VFD controller. 5. Loosen fan wheel set screws (2) on either side of the fan wheel central plate. 2.
  • Page 118 Maintenance 7. Slide out motor from fan housing. 3. Detach the low-voltage and power wires from the motor by releasing the plastic connectors. NOTE: Remember the motor orientation when installing a new fan. Matching the motor orientation will ensure wires can reach the connectors of the new motor. 4.
  • Page 119 Maintenance Horizontal Unit Sizes 060 - 100 4. If equipped, remove the sound baffle from each fan by unscrewing the mounting screws. (Welded Aluminum Airfoil Plenum Fans) 1. Open the cabinet access door by turning the quarter-turn latches. 5. Secure supports to the metal bar frame. DANGER NOTE: Dual fan model shown.

  • Page 120: Warranty

    Maintenance Warranty Consult your local Daikin Applied representative for warranty details. To find your local Daikin Applied representative, go to www.DaikinApplied.com. Warranty Return Material Procedure Defective material may not be returned without permission of authorized factory service personnel of Daikin Applied in Minneapolis, Minnesota, (763) 553-5330.
  • Page 122 Now that you have made an investment in modern, efficient Daikin branded equipment, its care should be a high priority. For training information on all Daikin branded HVAC products, please visit us at www. DaikinApplied.com and click on Training, or call 540-248-9646 and ask for the Training Department.

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