(ECOi-Geräte)
Alarm Code | P22 | |||
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Alarm meaning | Fan motor trouble. | |||
Alarm conditions | Fan motor start failure, fan motor Hall IC input failure. | |||
Probable cause | Possible causes are a Hall IC input circuit failure and a fan HIC failure. | |||
Check |
Check the fan motor wiring, the Hall IC wiring, and the connector connections. |
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Correction |
If the fan does not start, the below corrections may be effective.
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Example | – | |||
Notes | Turn OFF the power, and check the continuity of “+” and “–” on the fan circuit PCB. |