37MGRA PC 08 (Current overload protection)/ PC 42 (Compressor start failure of outdoor unit)/ PC 44 (ODU zero speed protection) / PC 46 (Compressor speed has been out of control)/ PC 49 (Compressor overcurrent failure)

Codes de diagnostic 37MGRA

Codes de diagnostic couverts

PC 08, PC 42, PC 44, PC 46, PC 49

Description: An abnormal current rise is detected by checking the specified current detection circuit. Recommended parts to prepare: Outdoor PCB, Connection wires, Bridge rectifier, PFC circuit or reactor, Refrigeration piping system, Pressure switch, Outdoor fan, PM module board

Flux de travail de dépannage

PC 08 (Current overload protection)/ PC 42 (Compressor start failure of outdoor unit)/ PC 44 (ODU zero speed protection) / PC 46 (Compressor speed has been out of control)/ PC 49 (Compressor overcurrent failure) workflow
PC08 (Current overload protection)/ PC42 (Compressor start failure of outdoor unit)/ PC44 (ODU zero speed protection) / PC46 (Compressor speed has been out of control)/ PC49 (Compressor overcurrent failure) workflow

Contrôles diagnostiques associés

Source du flux de travail : manuel de service d'origine 37MGRA-02SM PDF. Noms des codes d'erreur recoupés avec 37MGRA-04SI.

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