16 May 108

Symptom: DXG-18, DXH-18, MGC-18 – ERROR CODE C4

Solution: JUMPER CAP NEEDS TO BE INSTALLED

Cause: MALFUNCTION OF JUMPER CAP OF OUTDOOR UNIT

Remarks:

DESCRIPTION:

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

*AC UNIT IN OTHER MODES: OUTDOOR UNIT STOPS OPERATION.

REPAIR:

1) JUMPER CAP OF OUTDOOR UNIT HAS NOT BEEN INSTALLED