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

Solution: MULTIPLE SOLUTIONS

Cause: CHARGING MALFUNCTION OF CAPACITOR

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) IMPROPER INPUT VOLTAGE:

SOLUTION 1) THE VOLTAGE IS TOO LOW, PLEASE ADD VOLTAGE REGULATOR

2) POOR CONNECTION ON REACTOR:

SOLUTION 2) CHECK IF THE CONNECTION OF THE REACTOR IS NORMAL OR NOT

3) REACTOR IS DAMAGED:

SOLUTION 3) CHECK IF THE REACTOR IS DAMAGED

4) THE PCB IS MALFUNCTIONING:

SOLUTION 4) CHECK IF THE PCB HAS A DEFECT. IF YES, PLEASE REPLACE IT