Whirlpool WGPH45 AM Installation Manual

INSTALLATION INSTRUCTIONS FORPACKAGE HEAT PUMP OR PACKAGE COOLING UNITHEAT PUMP/ELECTRIC COOLING SAFETYRecognize this symbol as a safety precaution.Pl

10System TroubleshootingSymptom Possible Cause RemedyHigh head—low suction Restriction in liquid line or flowrator Remove or replace with proper s

11Circulating Air BlowerAirflow Measurement and AdjustmentPlease review the ductwork section before proceeding with the airflow measurements and adjus

12Blower Performance DataNOTES: Data shown is dry coil. Wet coil pressure drop is approximately 0.2" H20, for 3-row indoor coil; and 0.3" H

13*At 0.1 to 0.5 ESP*At 0.1 to 0.5 ESP**Denotes factory setting for WGPH4543AM***Denotes factory setting for WGPH4549AM*At 0.1 to 0.5 ESP(F) Factory s

14(F) Factory settingCHARGE VERIFICATIONDetermine Superheat1. Read suction pressure. 2. Determine Saturated Suction Temperature from tables or pressur

15Subcooling = Saturated Line Temperature - Liquid Line TemperatureSingle Speed Application—WPC451. Purge the gauge lines. 2. Connect the service gaug

16Refrigerant Charge Check—Units with Fixed Orifice DevicesAfter completing the airflow measurements and adjustments, the unit’s refrigerant charge mu

17TROUBLESHOOTINGWiring Diagram—WGPH45(24-43)AMNOTE: Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-da

18Wiring Diagram—WGPH45(49-60)AMNOTE: Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring. NOT

19Wiring Diagram—WPC45**AMNOTE: Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring. NOTES:1.

2IMPORTANT: The United States Environmental Protection Agency (EPA) has issued various regulations regarding the introduction and disposal of refriger

ASSISTANCE OR SERVICEIf you need further assistance, you can write to the below address with any questions or concerns:Tradewinds Distributing Company

3Ground Level Preinstallation DetailsThe unit should be set on a solid, level foundation, preferably a concrete slab at least 4" (10.2 cm) thick.

4Minimum ClearancesDuctwork Requirements Install all conditioned air plenums, ducts and air filters in accordance with NFPA 90B Standard for the Inst

5Place Heat Pump or Air Conditioning Unit in Final LocationIMPORTANT: If you are using a bottom discharge with the roof curb, the ductwork should be a

6Electric Heat Installation and AdjustmentThis series of electric cooling and heat pump package equipment is designed to accept a field installed elec

7Low Voltage Wiring Heat pumps—Connect 24V wires from the thermostat to the corresponding wires in the control box using 18 AWG as follows:*Optional

8Start-up Procedure—Heat Pump1. Check that the cooling mode for the heat pump is working properly according to the procedure listed in the “Start-up P

9This is accomplished by reversing the heat pump to the cooling cycle. At the same time, the outdoor fan stops to hasten the temperature rise of the o