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Error code reference
Carrier Air Conditioner Error Code 5
Open Circuit: Compressor power circuit is open.
SourceCarrier 569J Air Conditioner - Service Manual: Installation & Start-UpTable 12, page 40
Diagnostic procedure
The full 5 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 if condensing unit power disconnect is open, compressor circuit breaker or fuses are open, compressor contactor has failed open, high pressure switch is open and requires manual reset, broken supply wires or connector not making contact, or unusually long compressor protector reset time.
SourceCarrier 569J Air Conditioner - Service Manual: Installation & Start-UpTable 12, page 40
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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