15 May 52

Symptom: DXG-18, DXH-18, MGC-18 – ERROR CODE P7

Solution: PCB REPLACEMENT OF OUTDOOR UNIT

Cause: CIRCUIT MALFUNCTION OF MODULE TEMPERATURE SENSOR

Remarks:

DESCRIPTION:

*AC UNIT IN COOLING/DRY MODE: THE COMPRESSOR STOPS OPERATING WHILE THE INDOOR FAN WILL CONTINUE TO OPERATE.

*AC UNIT IN HEATING MODE: THE COMPLETE UNIT STOPS OPERATION.

REPAIR:

1) CIRCUIT DEFECT OF OUTDOOR CONTROLLER TEMPERATURE SENSOR OF MODULE:

SOLUTION 1) REPLACE IT WITH A NEW CORRESPONDING PCB OF OUTDOOR UNIT