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Symptom: DXG-18, DXH-18, MGC-18 – ERROR CODE E6

Solution: MULTIPLE SOLUTIONS

Cause: COMMUNICATION MALFUNCTION

Remarks:

DESCRIPTION:

*AC UNIT IN COOLING MODE: THE COMPRESSOR STOPS WHILE THE INDOOR FAN MOTOR CONTINUES TO OPERATE.

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

REPAIR:

1) IMPROPER SUPPLY VOLTAGE OR MISMATCHED INDOOR AND OUTDOOR UNIT:

SOLUTION 1) CHECK IF THE SUPPLY VOLTAGE IS TOO LOW OR THE INDOOR AND OUTDOOR UNITS ARE MATCHED

2) IMPROPER WIRING BETWEEN INDOOR AND OUTDOOR UNIT:

SOLUTION 2) CHECK IF THE WIRING BETWEEN INDOOR AND OUTDOOR UNIT IS PROPER

3) THE PCB OF INDOOR UNIT HAS A DEFECT:

SOLUTION 3) CHECK IF THE PCB OF INDOOR UNIT HAS A DEFECT. IF NEEDED, REPLACE THE INDOOR UNIT PCB

4) THE ELECTRIC CONTROL ASSEMBLY OF INDOOR UNIT HAS A DEFECT:

SOLUTION 4) CHECK IF THE ELECTRIC CONTROL ASSEMBLY OF INDOOR UNIT HAS A DEFECT

5) THE ELECTRIC BOX HAS A DEFECT:

SOLUTION 5) CHECK IF THE ELECTRIC BOX HAS A DEFECT

6) THE ELECTRIC CONTROL ASSEMBLY OF OUTDOOR UNIT HAS A DEFECT:

SOLUTION 6) CHECK IF THE ELECTRIC CONTROL ASSEMBLY OF OUTDOOR UNIT HAS A DEFECT