Error code reference

Haier Air Conditioner Error Code Power★ Timer■ Running■

Abnormity of indoor thermistor: indoor ambient temperature sensor is in short circuit or broken circuit (temperature above 126°C or below -31°C detected as abnormal).

SourceHAIYER Air Conditioner - Service Manual: HSU-09H03/(BP)1, HSU-12H03/(BP)1p. 30-33

Haier codes Haier air conditioner codes

Diagnostic procedure

The full Power★ Timer■ Running■ 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

First diagnostic step

Check if inserter does not contact well or control board is not good.

SourceHAIYER Air Conditioner - Service Manual: HSU-09H03/(BP)1, HSU-12H03/(BP)1p. 30-33

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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

1 manual in the MyPros+ library documents this code for Haier air conditioner.

Models covered by the manuals that document this code

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The full Power★ Timer■ Running■ procedure

Where this code is documented

Models covered by the manuals that document this code

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