Codes de diagnostic couverts
PC 03(PC03), PC 30(PC30), PC 31(PC31)
- PC 03 – Protection contre la basse ou haute pression
Description: Outdoor pressure switch cut off the system because high pressure is higher than 638 psi or outdoor pressure switch cut off the system because low pressure is lower than 19 psi, the LED displays the failure code. Recommended parts to prepare: Connection wires, Pressure switch, Outdoor fan, Outdoor main PCB, Refrigerant Troubleshooting and repair:
Flux de travail de dépannage


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