37MGRA PC 06 (Discharge temperature protection of compressor diagnosis and solution)

Diagnostic codes covered

PC 06

Description: When the compressor discharge temperature (TP) is more than 115oC for 10 seconds, the compressor ceases operation and does not restart until TP is less than 90oC Recommended parts to prepare: Connection wires, Outdoor PCB, Discharge temperature sensor, Refrigerant Troubleshooting and repair:

Troubleshooting workflow

PC 06 (Discharge temperature protection of compressor diagnosis and solution) workflow
PC06 (Discharge temperature protection of compressor diagnosis and solution) workflow

Related diagnostic checks

Workflow source: original 37MGRA-02SM service-manual PDF. Error-code names cross-checked against 37MGRA-04SI.

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