Islandaire EZ Series 42 Engineer's Manual
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Islandaire EZ Series 42 Engineer's Manual

Ez series 42 & ez series dr (dr. ptac option) 42” w x 16”h ptac/pthp
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See also: Operation & Installation Manual , Engineering Manual
EZ Series 42 & EZ Series DR (DR. PTAC option)
42" W x 16"H PTAC/PTHP
Perfect fit for Replacing Existing 42"X16" Units
and for New Construction Projects
Engineering Manual
M A N U FA C T U R E R O F Q U A L I T Y A I R C O N D I T I O N I N G A N D H E AT I N G P R O D U C T S
Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759
1
6140207 Rev. D

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Summary of Contents for Islandaire EZ Series 42

  • Page 1 M A N U FA C T U R E R O F Q U A L I T Y A I R C O N D I T I O N I N G A N D H E AT I N G P R O D U C T S Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 2: Table Of Contents

    Clearances and Projections ........15 Selecting a Location ..........16 Preparing the Wall Opening .......17 Islandaire reserves the right to make changes in design and construction at any time without notice. Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 3: Introduction

    They are manufactured at our modern 75,000 square foot plant on Long Island in New York. Thank you for considering our products, The Islandaire Team Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 4: Applications

    EZ Quick slide-out chassis eases installation into project, from preparing a budget to start-up. the wall sleeve. Rapid servicing reduces downtime: complete chassis can be replaced in minutes without disrupting other occupants. Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 5: Application Considerations

    CFM (leaving coil cfm) to enter the room. The unit is manufactured in accordance to ARI, UL, CSA standards for the primary side and AHAM and UL standards for the secondary side. Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 6: Product Overview

    Standard on All Models: Corrosion protection treatment shields the EZ42 unit from corrosive environments and extends the life of the unit especially in coastal locations. Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 7: Product Features And Benefits

    BloWer Wheel DiSchArge grille WAll SleeVe return Air FilterS chASSiS AUTO reMoVABle Front pAnel DigitAl touchpAD control / DiAgnoStic center Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759 PRODUCED BY AN AUTODESK EDUCATIONAL PRODUCT...

  • Page 8: Identification

    • Made from tough plastic material that won’t rust, resists scratches and is easy to clean • Quick removal ensures shorter installation time and faster service calls • Easy access to removable filters Discharge Grille – Part Number 6130113 • Tough ABS plastic is durable, easy to clean and maintain See page 30 for front cover installation instructions Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 9: Tangential Blower Wheel

    See page 30 for maintenance information Fresh Air Vent – • Allows fresh air to be drawn into the room when indoor fan is operating • Manual control allows uninterrupted operation See page 29 for fresh air vent information Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 10: Model Nomenclature Ez42

    • • • • • • • • Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759 • • • • • • • Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 11: Performance Data Ez42

    RECEPTACLE NUMBER NEMA 6-15R NEMA 6-20R NEMA 6-30R NEMA 7-20R NEMA 7-30R ELECTRICAL HEAT OPTIONS 2.5 - 3.6 4.2 - 5.0 2.5 - 4.2 2.5 - 4.2 Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 12: Model Nomenclature Ezdr

    •Motorized fresh air damper the “first costs” areprohibitive to owners. OPTiOnS: •Two stage electric heat •Electric heat add-on for the DR.PTAC fresh air system for cold climates Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 13: Performance Data Ezdr

    RECEPTACLE NUMBER NEMA 6-15R NEMA 6-20R NEMA 6-30R NEMA 7-20R NEMA 7-30R ELECTRICAL HEAT OPTIONS 2.5 - 3.6 4.2 - 5.0 2.5 - 4.2 2.5 - 4.2 Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 14: Product Information Ezdr

    4. Allows fresh make up air to travel entirely across sleeping and living areas of a room, exiting through a duct or under the door *DOAS = Dedicated Outdoor Air System Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 15: Dimensional Drawings

    13 3/4” 42” 16” 3” MIN. CORDSET ELECTRICAL KNOCKOUTS SUBBASE Front View Side View PRODUCED BY AN AUTODESK EDUCATIONAL PRODUCT PRODUCED BY AN AUTODESK EDUCATIONAL PRODUCT Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 16: Options And Accessories

    • Provides structural support for units that extend into the room • Includes leveling legs for support and precise adjustment See pages 25-26 for subbase installation instructions Lateral Duct Kit Assembly • Allows the air from one PTAC unit to be shared by an adjacent room. • The kit mounts to the top of the unit and can be configured for either right or left discharge Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 17: Clearances And Projections

    OUTSIDE WALL WALL SLEEVE ONLY WALL SLEEVE SUBBASE KIT 3.25 LEVELING LEGS DUCT KIT DRAIN KIT HARDWIRE KIT 1.25 MINIMUM INTERNAL CLEARANCE FROM WALL ADJACENT WALL Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 18: Installation Instructions

    PTAC units are to operate next to one another allow a minimum of 36” between units. Also, a vertical clearance of 60” should be maintained between units. Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 19: Preparing The Wall Opening

    WALL RECEPTACLE MUST BE LOCATED WITHIN 58” OF LOWER installations. RIGHT CORNER (208/230 VOLT UNITS ONLY) ACCESS TO MAINS MUST BE AVAILABLE FOR ALL OTHER UNITS Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 20: Wall Sleeve Installation

    BY 1/4 BUBBLE SHOWN opening. Make sure the wall opening is ON LEVEL adequate for strong support. Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 21: Condensate Drain Kit

    Periodically inspect drain passages for blockage. Blow out drain tubing annually to prevent overflow from entering the building. Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...
  • Page 22 GASKETS OVER LEFT AND RIGHT to the installation of the condenser grille and chassis. EXTERIOR DRAIN HOLES Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 23: Stamped Rear Grille

    Be careful not to damage fasteners by overtightening. Figure 18 Std. Grille Installation SECURE THE GRILLE TO THE WALL SLEEVE BY TIGHTENING SCREW HEADS IN HOLES. DO NOT OVERTIGHTEN HOLES Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 24: Architectural Rear Grille

    PULL FORWARD TO GUIDE HEX NUTS THROUGH HOLES IN WALL SLEEVE, THEN TIGHTEN HEX NUTS. SECURE WITH AN ADDITIONAL HEX NUT. ARCHITECTURAL WALL SLEEVE GRILLE PRODUCED BY AN AUTODESK EDUCATIONAL PRODUCT Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...
  • Page 25 Rear Grille Installation Instructions (cont.) Part Supplied By Others Figure 22 Wall Sleeve Dimensions and Mounting Hole Locations for Installation of Exterior Louver Grille by Others TYPICAL HOLE Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...
  • Page 26 Rear Grille Installation Instructions (cont.) Part Supplied By Others Figure 23 Wall Sleeve Dimensions and Mounting Stud Locations for Installation of Exterior Louver Grille by Others Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 27: Subbase Assembly And Installation

    4. Secure the subbase to the wall sleeve with the two retainer clips provided. CUT AT PROPER DEPTH AND DISCARD EXCESS Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...
  • Page 28 LH SIDE EXTENSION RECEPTACLE SUPPORT REAR COVER PANEL JUNCTION BOX REAR COVER RECEPTACLE PANEL RECEPTACLE PANEL FRONT PANEL JUNCTION BOX COVER LINE CORD GUARD ATTACHMENT CLIP LEGS Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 29: Chassis Installation

    FLOOR Figure 28 Chassis Installation 5/16” SHEET METAL SCREWS Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 30: Front Cover Installation

    Figure 30 Front Cover Installation bottom to release it, then lift it up to clear the rail along the chassis top. Figure 31 Front Cover Installation Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 31: Fresh Air Vent

    Total overall length of duct kit not to exceed 10 feet. NOTE: Recommended for use on models with remote thermostat. Not recommended for models with built-in thermostats. Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 32: Maintenance Air Intake Filters

    As soon as practical after such inclement weather, clean snow and ice from around the unit as much as possible. Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 33: Information For Heat Pump Units

    The thermostat switches the unit back to heat pump mode when the outdoor coil temperature rises above 40°F, which is enough to provide heat to meet demand. The entire operation is completely automatic. Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 34: Electrical Installation

    Voltage must fall within the voltage utilization range as shown in the table below. OPERATING VOLTAGE VOLTAGE UTILIZATION RANGE UNIT VOLTAGE RATING MINIMUM MAXIMUM 230/208 Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 35: Wiring Diagram-Standard Model

    Wiring Diagram Figure 37 Wiring Diagram HYDRONIC HEAT PUMP ELECTRIC HEAT GAS HEAT FREEZE PROT RESTART REMOTE WSHP Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 36: System Controls And Management

    System Controls and Management USER INTERFACES The Islandaire EZ42 PTAC can be operated by several different control systems. Listed on this page are some of the important control features and a brief description of their functions. Remote Control Digital Control Panel...

  • Page 37: System Management Software

    System Controls and Management (cont.) SYSTEM MANAGEMENT SOFTWARE The Islandaire EZ42 PTAC is equipped with an on-board control system that contains system management software and sensors. Built in safety features protect the unit from the damaging effects of freezing temperatures and power interruptions.

  • Page 38: Control Panel

    Heater Safety Feature unit will function. When heater is powered off, fan will automatically stay on and run for 60 seconds to ensure the removal of residual heat. Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 39: Digital Control Panel

    Construction dust can clog filter and cause buttons at once, the display will toggle between permanent damage to other components. Celsius and Fahrenheit. Figure 43 Temp Controls - Digital Control Panel AUTO Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 40: Remote Wall Mounted Thermostats

    • Large LCD display provides the user with current room temperature, set point temperature, time, program interval, and other system status information. Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 41: Remote Thermostat Interface

    R terminal, and the unit is in remote mode, the compressor will be switched on (the GL or GH terminal must also be connected to the R terminal). Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 42: Control Board Physical Features

    FREEZE PROT ON/OFF Q gAS – GAS VALVE cc coM1 – LINE 1 GAS HEAT ON/OFF r cnu – EVAPORATOR MOTOR ELECTRIC HEAT ON/OFF HEAT PUMP ON/OFF Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 43: Temperature Limiting

    To cancel the change, wait 10 seconds without pressing the ON/OFF button a second time. (FACTORY DEFAULT) Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 44: Diagnostic Display Error Codes

    - DIRTY FILTER / EVAPORATOR COIL (HEAT PUMP) OPEN - EVAPORATOR MOTOR FAILURE (HEAT PUMP) - RETURN / SUPPLY AIR RESTRICTED (HEAT PUMP) • ALL ADDITIONAL SAFETYS ADDED TO UNIT SHOULD BE CHECKED Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

  • Page 45: Performance Specifications

    B. Outdoor Louvered Grille: C. Unit shall be stored and handled per manufacturer’s recommendations. Shall be (stamped) (architectural) anodized aluminum as shown on plans. Louver shall be Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...
  • Page 46 The heating capacity of the electric heater power cord usage or hardwire conduit for non- shall be as identified on the Contract drawing corded installations. schedule and in the specifications. Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...
  • Page 47 The electric heater shall have two over temperature protectors. Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...
  • Page 48 28°F or outdoor air temperature drops to 35°F or less. Defrosting is terminated when outdoor coil temperature rises back to Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...
  • Page 49 Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...
  • Page 50 Upon receipt of the above information, the Company will reply to the Owner within a period not to exceed fifteen working days, with a description of the action the Company desires to take. Contact the islandaire Customer Service Department at U.S. 800-886-2759 To validate this WARRAnTy, you must complete the registration information below and return the pre-addressed card to islandaire within seven days of equipment installation. The actual warranty type for your equipment is stated on the original islandaire invoice for said equipment. Proof of installation date is required. *Please be advised where no Warranty Registration Card has been returned, the original date of invoice of the equipment shall become the start date of the warranty period. Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...
  • Page 51 Original Model Sleeve Sleeve Our Original Model Sleeve Sleeve Our Height Width Model Height Width Model Amana® Keeprite® PT 42 x 16 Series Climette 18 5/16 PB 26 x 16 Series Seasonall 18 5/16 American Air Filter® Lennox® Enersaver Type 16 37 1/2 PTEIA Series 22 1/4...
  • Page 52 Locally Represented By: 22 Research Way, East Setauket, NY 11733 • 1-800-886-2759 e-mail: sales@islandaire.com • www.islandaire.com Ph: 631-471-2900 • FX: 631-471-2913 Manufacturer of Quality Air Conditioning and Heating Products • www.islandaire.com • sales@islandaire.com • (800)-886-2759...

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