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Model # 042Q3RC Official Nordyne heat pump
Here are the diagrams and repair parts for Official Nordyne 042Q3RC heat pump, as well as links to manuals and error code tables, if available.
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Browse Parts for
042Q3RC Heat Pump
#10
Heat pump diagram
Compressor
Part #914656
The manufacturer no longer makes this part, and there's no substitute part
#15
Heat pump diagram
Drain pan
Part #669187
The manufacturer no longer makes this part, and there's no substitute part
#22
Heat pump diagram
Distributor
Part #663581
The manufacturer no longer makes this part, and there's no substitute part
#2
Heat pump diagram
Fan motor
Part #621721
The manufacturer no longer makes this part, and there's no substitute part
#36A
Heat pump diagram
Air conditioner blower relay
Part #621869
The manufacturer no longer makes this part, and there's no substitute part
#25
Heat pump diagram
Evaporator motor
Part #621939
The manufacturer no longer makes this part, and there's no substitute part
#36
Heat pump diagram
Air conditioner blower relay
Part #621931
The manufacturer no longer makes this part, and there's no substitute part
#42A
Heat pump diagram
Thermostat
Part #626520
The manufacturer no longer makes this part, and there's no substitute part
#26
Heat pump diagram
Blower wheel
Part #667037
The manufacturer no longer makes this part, and there's no substitute part
#47
Heat pump diagram
Thermostat
Part #626488
The manufacturer no longer makes this part, and there's no substitute part
Symptoms for upright freezers
Main causes: clogged or frozen defrost drain tube…
Repair guides for upright freezers

How to replace a freezer control panel
A freezer control panel that doesn’t show the temperature or respond when you press the buttons could be broken. This DI…
Repair difficulty
Time required
15 minutes or less

How to replace a freezer door switch
When the door switch fails, the freezer can’t detect that the door is closed. Follow the steps in this repair guide to r…
Repair difficulty
Time required
15 minutes or less

How to replace a freezer thermistor
When the thermistor can’t sense the freezer temperature, the freezer is colder or warmer than the set temperature. Follo…
Repair difficulty
Time required
45 minutes or less
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