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HEAT PUMP INSTALLATION INSTRUCTIONS
HEAT PUMP UNIT SAFETY...........................................................1
INSTALLATION REQUIREMENTS ................................................2
Tools and Parts ............................................................................2
System Requirements..................................................................2
Location Requirements ................................................................3
Electrical Requirements ...............................................................3
INSTALLATION INSTRUCTIONS ..................................................4
Inspect Shipment .........................................................................4
Flush Refrigerant Lines ................................................................4
Recognize this symbol as a safety precaution.
Recognize Safety Symbols, Words and Labels
The following symbols and labels are used throughout this
manual to indicate immediate or potential hazards.It is the
owner's responsibility to read and comply with all safety
information and instructions accompanying these symbols.
Failure to heed safety information increases the risk of serious
personal injury or death, property damage and/or product
damage.
WARNING
Hazards or unsafe practices could result in property
Goodman 1
damage, product damage, severe personal injury or death.
CAUTION
Hazards or unsafe practices may result in property
damage, product damage, personal injury or death.
CAUTION
Goodman 9
Hazards or unsafe practices may result in property
or product damage.
®
Whirlpool
and Whirlpool Gold
WPIO-259G
Table of Contents
HEAT PUMP UNIT SAFETY
®
Models WHP43, WHP44, WGHP43, WGHP44, WGHP46 and WGHP48
System Installation .......................................................................4
Connect Refrigerant Lines ...........................................................5
Make Electrical Connections .......................................................6
Charge Refrigerant Lines .............................................................8
Complete Installation..................................................................11
TROUBLESHOOTING ..................................................................12
SYSTEM MAINTENANCE ............................................................16
ASSISTANCE OR SERVICE .........................................................16
Accessories ................................................................................16
WARNING
Installation and repair of this unit should
be performed ONLY by individuals meeting
Goodman 7
the requirements of an "Entry Level Technician"
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
HIGH VOLTAGE!
Goodman 6
Disconnect ALL power before servicing.
Multiple power sources may be present.
Failure to do so may cause property damage,
personal injury or death.
WARNING
Goodman 32
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 for Whirlpool WHP44
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Page 1: Table Of Contents
Vacuums this low can cause Hazards or unsafe practices may result in property internal electrical arcing resulting in a damaged or failed or product damage. compressor. ® ® Whirlpool and Whirlpool Gold Models WHP43, WHP44, WGHP43, WGHP44, WGHP46 and WGHP48 WPIO-259G... -
Page 2: Installation Requirements
IMPORTANT: The United States Environmental Protection This product is designed and manufactured to permit installation Agency (EPA) has issued various regulations regarding the in accordance with national codes. It is the installer’s introduction and disposal of refrigerants in this unit. Failure to responsibility to install this unit in accordance with national codes follow these regulations may harm the environment and can lead and/or prevailing local codes and regulations. -
Page 3: Location Requirements
Installation Clearances—Single or Multiple Unit Installation Indoor System Thermal Expansion Device Check the indoor coil thermal expansion device to see whether it matches the required thermal expansion device for the indoor coil and heat pump combination being installed. Refer to the refrigerant charge label located on the inside of the heat pump access panel for the correct thermal expansion device size required. -
Page 4: Installation Instructions
Install 1 oil trap for a height difference of 15 ft to 25 ft (4.6 m Polyol ester (POE) oils are used in Whirlpool units charged with R-410A refrigerant. Residual mineral oil from the R-22 to 7.6 m) between indoor and outdoor units. -
Page 5: Connect Refrigerant Lines
Install 4 oil traps for a height difference of 101 ft to 150 ft Connect Liquid and Suction Lines (30.8 m to 45.7 m) between indoor and outdoor units. CAUTION Goodman 16 The compressor POE oil for R-410A units is extremely susceptible to moisture absorption and could cause compressor failure. -
Page 6: Make Electrical Connections
6. Connect the suction and liquid lines, using a brazing Liquid Line Sizes compound. Braze with an alloy of silver or copper and Installations exceeding 74 ft (22.6 m) are not recommended. phosphorus with a melting point above 1,100°F (593ºC). Condensing NOTE: Do not use soft solder. - Page 7 2. Remove control box cover. Electrical Connections 3. Connect the field supply wires L1 and L2 to contactor terminals L1 and L2. 4. Connect ground wire to ground lug. WARNING Goodman 21 HIGH VOLTAGE! Disconnect ALL power before servicing. Multiple power sources may be present. Failure to do so may cause property damage, personal injury or death due to electric shock.
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Page 8: Charge Refrigerant Lines
System Composite Diagram—Heat Pumps Above 10 KW Conventional Heat Pump Room Thermostat #18 Gauge - 7 Wire C W2 O Indoor Unit W OR Green Note 3 Note 2 White Brown Blue #18 Gauge - 5 Wire Outdoor Thermostat - 1 See Note 1 Note 4 Outdoor Thermostat - 2... - Page 9 For line set lengths greater than 15 ft (4.6 m), add refrigerant NOTICE by weighing in 0.60 oz per ft of ³⁄₈" (1 cm) O.D. liquid line or 0.23 oz per ft of ¹⁄₄" (6.4 mm) O.D. liquid line. Goodman 28 Violation of EPA regulations may result in fines or other If necessary, adjust the refrigerant charge for compatibility with the evaporator coil.
- Page 10 Saturated Suction Pressure Temperature Suction Pressure Saturated Suction Suction Pressure Saturated Suction Temperature ºF (ºC) Temperature ºF (ºC) PSIG R-410A PSIG R-410A 1 (-17.2) 20 (-6.7) 3 (-16.1) 21 (-6.1) 4 (-15.6) 24 (-4.4) 6 (-14.4) 26 (-3.3) 7 (-13.9) 29 (-1.7) 8 (-13.3) 31 (-0.6)
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Page 11: Complete Installation
If subcooling is high and superheat is low, adjust TXV WARNING valve to 7ºF to 9ºF (-13.9ºC to -12.8ºC) superheat and remove charge to lower the subcooling to 5ºF to 7ºF (-15ºC to -13.9ºC). Goodman 30 To prevent personal injury, carefully connect and NOTE: Do not adjust the charge based on the suction disconnect manifold gauge hoses. -
Page 12: Troubleshooting
TROUBLESHOOTING Problem Cause/Test Method and/or Solution No Cooling System will not start Power failure. Test voltage. Blown fuse. Inspect fuse size and type. Replace, if needed. Loose connection. Inspect connection. Tighten if needed. Shorted or broken wires. Test circuits with ohmmeter. Replace if needed. Faulty thermostat. - Page 13 Problem Cause/Test Method and/or Solution Compressor runs—goes off on Unbalanced power, 3PH. Test voltage. overload Loose connection. Inspect connection. Tighten if needed. Shorted or broken wires. Test circuits with ohmmeter. Replace if needed. Shorted or open capacitor. Test capacitor. Shorted or grounded compressor. Test motor windings. Compressor stuck.
- Page 14 Problem Cause/Test Method and/or Solution Too cool and then too warm Faulty thermostat. Test continuity of thermostat and wiring. Replace, if needed. Improper cooling anticipator. Check resistance of anticipator. Improperly located thermostat. Relocate thermostat. Airflow unbalanced. Readjust air volume dampers. Not cool enough on warm days Dirty air filter.
- Page 15 Problem Cause/Test Method and/or Solution Low suction pressure Dirty outdoor coil. Inspect coil. Clean, if needed. Wrong type of expansion valve. Replace valve. Expansion valve restricted. Replace valve. Undersized expansion valve. Replace valve. Inoperative expansion valve. Check valve operation. Replace if needed. Faulty defrost control.
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Page 16: System Maintenance
Accessories Whirlpool ® Home Cooling and Heating ® To order accessories, contact your Whirlpool Home Cooling and 14610 Breakers Drive Heating dealer. Jacksonville, FL 32258 Please include a daytime phone number in your correspondence.