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Error code reference
Haier Freezer Error Code FF
The defrost sensor is open circuit or short circuit, or the defrost computer program can't be launched; compressor operates in protected mode.
SourceHaier WC200GS Wine Cellar - Service Manualp. 20
Diagnostic procedure
The full FF 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 the connector of sensor is properly inserted into the control panel PCB. If persists, use a new control panel PCB or a new display PCB to replace the old one.
SourceHaier WC200GS Wine Cellar - Service Manualp. 20
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 Haier freezer.
Models covered by the manuals that document this code
75,000+ service documents · 20,000+ error codes · 100+ brands
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