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Error code reference
GE Heat Pump Error Code 6
Module low or high voltage - driver module AC voltage over 280VAC or DC-BUS voltage over 390VDC or below limits.
SourceDuctless Multi-Split Heat Pump - Full Service ManualB-23, J-21
Diagnostic procedure
The full 6 procedure
Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.
MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check line voltage for proper limits (no lower than 187VAC at start, 197VAC running, no higher than 253VAC); check Power Filter output.
SourceDuctless Multi-Split Heat Pump - Full Service ManualB-23, J-21
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Where this code is documented
1 manual in the MyPros+ library documents this code for GE heat pump.
Models covered by the manuals that document this code
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