Whirlpool WGPH45 AM Manuale di Installazione

INSTALLATION INSTRUCTIONS FORPACKAGE HEAT PUMP OR PACKAGE COOLING UNITWPIO-394Tradewinds Distributing Company, LLC14610 Breakers DriveJacksonville, FL

10Defrost ControlThe Defrost control provides time/temperature initiation and termination of the defrost cycle. When a defrost cycle is initiated, the

11Since the temperature of the refrigerant in the outdoor coil on the heating cycle is generally below the freezing point, frost forms on the surfaces

12AIRFLOW MEASUREMENT AND ADJUSTMENTAfter reviewing the “Ductwork” section in “Circulating Air and Filters,” proceed with the airflow measurements and

13BLOWER PERFORMANCE DATANOTES: Data shown is dry coil. Wet coil pressure drop is approximately 0.2" H20, for 3-row indoor coil; and 0.3" H2

14*At 0.1 to 0.5 ESP*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.

15(F) Factory setting(F) Factory settingCFM Output for DIP Switch Combinations 1 and 2—Electric HeatModelSpeed Tap Switch 1 Switch 2Electric Heat—CFMW

16CHARGE VERIFICATIONDetermine Superheat1. Read suction pressure. 2. Determine Saturated Suction Temperature from tables or pressure gauge saturated t

17EXPANSION VALVE (TXV) SYSTEMSingle Speed Application—WPC451. Purge the gauge lines. 2. Connect the service gauge manifold to the access fittings. Ru

18Choose the heat kit that fits the application for the specific installation. Permanently mark the unit’s nameplate with the model being installed. H

19TROUBLESHOOTING CHARTSymptom Possible Cause RemedyHigh head—low suction Restriction in liquid line or flowrator Remove or replace with proper si

2TABLE OF CONTENTSHEAT PUMP/ELECTRIC COOLING SAFETY...2TO THE INSTALLER...

20APPENDIXWiring Diagram—WGPH45(24-43)AMNOTE: Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiri

21Wiring 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. NOTE

22Wiring 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.

23Product DimensionsUnit Dimensions—Rear Unit Dimensions—InsideMinimum ClearancesNOTE: Roof overhang should be no more than 36" (91.4 cm)A. 47&qu

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

3TO THE INSTALLERCarefully read all instructions for the installation prior to installing unit. Make sure each step or procedure is understood and any

4CODES AND REGULATIONSThe WPC/WGPH M-series air conditioners and heat pumps are designed for outdoor use only. WGPH M-Series is available in cooling c

5Rooftop Preinstallation Details Ensure that the roof is weather tight and allows proper drainage of condensation. Use steel or treated wood beams

6IMPORTANT: If you are using bottom discharge with roof curb, ductwork should be attached to the curb prior to installing the unit. Lower unit careful

7NOTE: Filters must have adequate face area for the rated quantity of the unit. See the Air Delivery Table for the recommended filter size. Size the f

8High Voltage Wiring Single Phase—2 leads should be connected to terminals L1 and L2 in the electrical control section, using wire sizes specified in

9Start-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