Error code reference

Haier Air Conditioner Error Code F11

Outdoor unit protection error triggered after approximately 5 minutes of operation, caused by overcurrent, excessive refrigerant charge, or power module/outdoor PCB failure.

SourceHaier Air Conditioner - Full Service Manual (H2SM-(9+12)H03/R2)p. 31

Haier codes Haier air conditioner codes

Diagnostic procedure

The full F11 procedure

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First diagnostic step

Examine the outdoor PCB, power source voltage, power model and see whether they have been damaged and the connecting lines touch well.

SourceHaier Air Conditioner - Full Service Manual (H2SM-(9+12)H03/R2)p. 31

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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

4 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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The full F11 procedure

Where this code is documented

Models covered by the manuals that document this code

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