Whirlpool WGHP46 Specifications

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HEAT PUMP INSTALLATION INSTRUCTIONS
HEAT PUMP SAFETY PRECAUTIONS
The following symbols and labels are used throughout this manual to indicate immediate or potential safety hazards. It is the owner’s
and installer’s responsibility to read and comply with all safety information and instructions accompanying these symbols. Failure to
heed safety information increases the risk of personal injury, property damage, and/or product damage.
Recognize this symbol as a safety precaution.
Whirlpool
®
and Whirlpool Gold
®
Models WHP43, WHP44, WGHP43, WGHP44, WGHP46
WPIO-259K
Table of Contents
HEAT PUMP SAFETY PRECAUTIONS.........................................1
Important Note to the Owner Regarding Product Warranty .......2
Shipping Inspection .....................................................................2
Codes and Regulations................................................................2
Installation Clearances.................................................................2
Rooftop Installations ....................................................................2
SAFE REFRIGERANT HANDLING ................................................3
REFRIGERANT LINES....................................................................3
Burying Refrigerant Lines.............................................................4
Refrigerant Line Connections ......................................................4
Leak Testing—Nitrogen or Nitrogen-Traced ...............................4
System Evacuation ......................................................................5
ELECTRICAL CONNECTIONS ......................................................5
Over-current Protection ...............................................................5
High Voltage Connections ...........................................................5
Low Voltage Connections ............................................................5
SYSTEM START-UP.......................................................................7
FINAL CHARGE ADJUSTMENT....................................................7
Fixed Orifice .................................................................................8
Expansion Valve System..............................................................8
2-Stage Application......................................................................9
Heat Pump—Heating Cycle.........................................................9
TROUBLESHOOTING INFORMATION .......................................10
ASSISTANCE OR SERVICE.........................................................15
Placeholder
for Bar
Code
Goodman 1
Hazards or unsafe practices could result in property
damage, product damage, severe personal injury or death.
Hazards or unsafe practices may result in property
damage, product damage, personal injury or death.
WARNING
CAUTION
Goodman 9
Hazards or unsafe practices may result in property
or product damage.
CAUTION
Goodman 6
HIGH VOLTAGE!
WARNING
Disconnect ALL power before servicing.
Multiple power sources may be present.
Failure to do so may cause property damage,
personal injury or death.
Goodman 7
Installation and repair of this unit should
be performed ONLY by individuals meeting
the requirements of an “Entry Level Technician,”
at a minimum, as specified by the Air-Conditioning,
Heating and Refrigeration Institute (AHRI). Attempting
to install or repair this unit without such background may
result in product damage, personal injury or death.
WARNING
Goodman 32
CAUTION
Scroll equipped units should never be used to evacuate
the air conditioning system. Vacuums this low can cause
internal electrical arcing resulting in a damaged or failed
compressor.
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Summary of Contents

Page 1 - HEAT PUMP SAFETY PRECAUTIONS

HEAT PUMP INSTALLATION INSTRUCTIONSHEAT PUMP SAFETY PRECAUTIONSThe following symbols and labels are used throughout this manual to indicate immediate

Page 2 - Design Temperature

10TROUBLESHOOTING INFORMATIONSaturated Liquid Pressure TemperatureLiquid Pressure Saturated Liquid Temperature ºF Liquid Pressure Saturated Liquid Tem

Page 3 - REFRIGERANT LINES

11 Evaporator fan will not start. Blown fuse. Inspect fuse size and type. Replace, if needed. Loose connection. Inspect connection. Tighten if nee

Page 4 - Refrigerant Line Connections

12 System runs continuously—little cooling/heating. Shortage of refrigerant. Test for leaks. Add refrigerant. Restricted liquid line. Replace restr

Page 5 - ELECTRICAL CONNECTIONS

13Unsatisfactory Cooling/Heating Compressor is noisy. Overcharge of refrigerant. Recover part of charge. Broken internal parts. Replace compressor

Page 6 - Symbol Color Symbol Color

14 High suction pressure. Too much air across indoor coil. Reduce blower speed. Overcharge of refrigerant. Recover part of charge. Broken valves

Page 7 - Goodman 29

15ASSISTANCE OR SERVICEIf you need further assistance, you can write to the below address with any questions or concerns:Tradewinds Distributing Compa

Page 8 - Goodman 30

WPIO-259K© 2010. All rights reserved.®Registered Trademark/TM Trademark of Whirlpool, U.S.A.,Manufactured under license by Tradewinds Distributing Com

Page 9 - Heat Pump—Heating Cycle

2Important Note to the Owner Regarding Product WarrantyYour warranty certificate is supplied as a separate document with the unit installed by your co

Page 10 - TROUBLESHOOTING INFORMATION

3SAFE REFRIGERANT HANDLINGWhile these items will not cover every conceivable situation, they should serve as a useful guide.REFRIGERANT LINESUse only

Page 11

4Mounting the heat pump above the evaporator coil will require an oil trap in the suction line. Install one oil trap at the evaporator for a height di

Page 12

5System EvacuationCondensing unit liquid and suction valves are closed to contain the charge within the unit. The unit is shipped with the valve stems

Page 13 - System Operating Pressures

6System Composite Diagram—Heat Pumps 10 KW and Below System Composite Diagram—Heat Pumps Above 10 KW NOTES: EHR—Emergency Heat Relay (optional)1. Ou

Page 14 - Goodman 23 Long

7SYSTEM START-UP Power must be supplied to the 18 SEER outdoor units containing ECM motors before the power is applied to the indoor unit. Sending a

Page 15 - ASSISTANCE OR SERVICE

8Fixed Orifice1. Purge the gauge lines. 2. Connect the service gauge manifold to the base-valve service ports. Run system at least 10 minutes to allow

Page 16 - PIO-259K

92-Stage ApplicationRun the condensing unit on low-stage cooling for 10 minutes until refrigerant pressures stabilize. Follow the guidelines and metho

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