59

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

Solution: MULTIPLE SOLUTIONS

Cause: LIMITED/DECREASED FREQUENCY DUE TO ANTIFREEZING

Remarks:

DESCRIPTION:

ALL SYSTEMS OPERATE NORMALLY, WHILE THE OPERATION FREQUENCY FOR THE COMPRESSOR IS DECREASED.

REPAIR:

1) POOR AIR RETURN IN INDOOR UNIT:

SOLUTION 1) IF THE AIR RETURN OF INDOOR UNIT IS POOR, PLEASE MAKE SURE THAT GOODS DO NOT CAUSE ANY BLOCKAGE

2) FAN SPEED IS TOO LOW:

SOLUTION 2) IF THE FAN SPEED IS ABNORMAL, PLEASE REPLACE IT WITH A NEW CORRESPONDING FAN MOTOR

3) THE TEMPERATURE SENSOR IS MALFUNCTIONING:

SOLUTION 3) CHECK IF THE TEMPERATURE SENSOR IS DAMAGED. IF YES, PLEASE REPLACE IT WITH A NEW CORRESPONDING TEMPERATURE SENSOR

4) THE PCB IS MALFUNCTIONING:

SOLUTION 4) REPLACE IT WITH A NEW CORRESPONDING INDOOR PCB