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Error code reference
Haier Air Conditioner Error Code F22
Overcurrent protection of AC electricity for the outdoor model (outdoor LED1 flash 3 times).
SourceHaier Air Conditioner - Service Manual: AS18BS4HRA (N-Series)p. 42
Diagnostic procedure
The full F22 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
Electrify the machine again and turn it on; if malfunctions are reported before or upon compressor startup, replace the IPM module.
SourceHaier Air Conditioner - Service Manual: AS18BS4HRA (N-Series)p. 42
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
3 manuals in the MyPros+ library document this code for Haier air conditioner.
Models covered by the manuals that document this code
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