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Whirlpool W2PH3 Installation Instructions Manual

Whirlpool w2ph3; w2pc3; w4ph4; w4pc4 heat pump
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INSTALLATION INSTRUCTIONS FOR
PACKAGE HEAT PUMP OR PACKAGE COOLING UNIT
HEAT PUMP/ELECTRIC COOLING SAFETY...............................1
INSTALLATION REQUIREMENTS ................................................2
Tools and Parts ............................................................................2
Location Requirements................................................................2
Ductwork Requirements ..............................................................2
Electrical Requirements ...............................................................3
INSTALLATION INSTRUCTIONS ..................................................3
Inspect Shipment .........................................................................3
Convert to Downflow ...................................................................4
Connect Condensate Drain .........................................................4
Install Ductwork............................................................................5
Install Accessory Heater ..............................................................5
Make Electrical Connections .......................................................6
We have provided many important safety messages in this manual and on your appliance. Always read and obey all safety
messages.
This is the safety alert symbol.
This symbol alerts you to potential hazards that can kill or hurt you and others.
All safety messages will follow the safety alert symbol and either the word "DANGER" or "WARNING."
These words mean:
WARNING
All safety messages will tell you what the potential hazard is, tell you how to reduce the chance of injury, and tell you what can
happen if the instructions are not followed.
Whirlpool
®
Models
W2PH3, W2PC3,
W4PH4, W4PC4
48373F007

HEAT PUMP/ELECTRIC COOLING SAFETY

Your safety and the safety of others are very important.
DANGER

Table of Contents

Complete Installation....................................................................7
SEQUENCE OF OPERATION ........................................................7
Cooling Cycle-Cooling Only ......................................................7
Cooling Cycle-Heat Pump Only.................................................7
Heating Cycle ...............................................................................8
Defrost Cycle................................................................................8
Adjust Defrost System .................................................................9
Troubleshoot the Defrost System ................................................9
Circulating Air Blower (PSC Motor)............................................10
SYSTEM MAINTENANCE ............................................................11
TROUBLESHOOTING ..................................................................12
ASSISTANCE OR SERVICE .........................................................16
Accessories ................................................................................16
You can be killed or seriously injured if you don't immediately
follow instructions.
You can be killed or seriously injured if you don't follow
instructions.
Whirlpool
®
Home Cooling and Heating
14610 Breakers Drive
Jacksonville, FL 32258

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Table of Contents
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  Summary of Contents for Whirlpool W2PH3

  • Page 1: Table Of Contents

    All safety messages will tell you what the potential hazard is, tell you how to reduce the chance of injury, and tell you what can happen if the instructions are not followed. Whirlpool ® Models W2PH3, W2PC3, Whirlpool ® Home Cooling and Heating 14610 Breakers Drive...
  • Page 2: Installation Requirements

    INSTALLATION REQUIREMENTS These instructions are intended as a general guide only for use by Minimum Clearances qualified persons and do not supersede any national or local codes in any way. Compliance with all local, state, or national codes pertaining to this type of equipment should be determined Minimum - 3"...
  • Page 3: Electrical Requirements

    Electrical Requirements All field wiring must be done in accordance with National Electrical Code requirements, applicable requirements of UL, WARNING or local codes, where applicable. Electrical wiring, disconnect means and over current protection are to be supplied by the installer. Refer to the rating plate for the maximum over current protection, minimum service ampacity, and operating voltage.
  • Page 4: Convert To Downflow

    The heat pump or condensing unit should be hoisted with 2 lifting slings. Attach the slings to rigging shackles that have been Connect Condensate Drain hooked through holes in the lifting brackets. The condensate drain outlet is a ³⁄₄" threaded PVC fitting located Place 2 spreaders on top of the heat pump or condensing unit to at the bottom on the side of the heat pump or condensing unit.
  • Page 5: Install Ductwork

    Install Ductwork Install ductwork in accordance with NFPA 90B and any local All return air must pass through a filter before entering the heat codes. pump or condensing unit. An electronic air cleaner, filter rack or other accessible filter arrangement must be installed in the return The use of flexible, noncombustible connectors between the air ductwork.
  • Page 6: Make Electrical Connections

    Make Electrical Connections Line Voltage Connections WARNING WARNING Electrical Shock Hazard Disconnect power before servicing. Electrical Shock Hazard Replace all parts and panels before operating. Electrically ground condensing unit or heat pump. Failure to do so can result in death or electrical shock. Connect ground wire to ground terminal marked “GROUND”.
  • Page 7: Complete Installation

    Three Phase Units 1. Route the low voltage supply wires through the low voltage entry opening to the low voltage connection area providing Connect the field supply wires (L1, L2, L3) to the 3 black sufficient length to connect to the low voltage pigtail leads. pigtail leads using UL listed wire nuts.
  • Page 8: Heating Cycle

    Defrost Control Timing Pins Heating Cycle Upon heating demand, the thermostat closes circuit R to Y, which Each timing pin selection provides a different accumulated closes the heat pump contactor, starting the compressor and compressor run time period during one thermostat run cycle. This outdoor fan.
  • Page 9: Adjust Defrost System

    NOTE: If the TEST pins are jumpered and the 5-minute delay is Adjust Time Between Defrost Cycles being bypassed, the LO PS terminal signal is not ignored during the 90-second start-up period. Defrost Control Board Diagnostic LEDs WARNING Mode Green LED Red LED (DS2) (DS1)
  • Page 10: Circulating Air Blower (Psc Motor)

    NOTES: Circulating Air Blower (PSC Motor) Because the pressure switches are monitored only when “Y1” (Input) is active, the code for pressure switch open will not be The circulating air blower is controlled by a timing circuit in the seen when “Y1” is off. Instead, the “Normal Operation” or blower control.
  • Page 11: System Maintenance

    Circulation Airflow Adjustments Reduced Airflow Operation (Dehumidification) The controls include a variable speed motor interface board. The For situations where humidity control is an issue, the variable ADJUST tap can be used to raise (+) or lower (-) the airflow by speed motor can be connected to operate at a 25% reduction in 15%.
  • Page 12: Troubleshooting

    TROUBLESHOOTING Wiring Connection Diagram—Single Phase Heat Pump (PSC Motor) XFMR-R XFMR-C 240V 208V...
  • Page 13 Wiriing Connection Diagram—Single Phase Heat Pump (Variable Speed Motor) Contactor Dual Capacitor Compressor...
  • Page 14 Wiring Connection Diagram—Single Phase Cooling Only Models (PSC Motor) XFMR-R XFMR-C 240V Transformer 208V...
  • Page 15 Wiring Connection Diagram—Single Phase Cooling Only Models (Variable Speed Motor) Dual Capacitor Compressor...
  • Page 16: Assistance Or Service

    10W51 PHK20CP-1 20 kw Electric Heater Kit 42-60 48373F007 ® Registered trademark/TM Trademark of Whirlpool, U.S.A. © 2007. Whirlpool Corporation All trademarks are owned by their respective companies. 10/07 All rights reserved. Manufactured under license by Watsco, Inc., Coconut Grove, Florida...

This manual is also suitable for:

W2pc3W4ph4W4pc4