Symptom: DXG-18, DXH-18, MGC-18 - ERROR CODE P8 Solution: MULTIPLE SOLUTIONS Cause: MODULE OVERHEATING PROTECTION 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) THE WIRE CONNECTION OF THE RADIATOR...
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)...
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...
Symptom: DXG-18, DXH-18, MGC-18 - ERROR CODE EE Solution: PCB REPLACEMENT OF OUTDOOR UNIT Cause: EEPROM MALFUNCTION 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) OUTDOOR PCB IS MALFUNCTIONING:SOLUTION...
Symptom: DXG-18, DXH-18, MGC-18 - ERROR CODE U1 Solution: MULTIPLE SOLUTIONS Cause: MALFUNCTION OF PHASE CURRENT DETECTION CIRCUIT FOR COMPRESSOR 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) WIRING...
Symptom: DXG-18, DXH-18, MGC-18 - ERROR CODE LC Solution: MULTIPLE SOLUTIONS Cause: STARTUP FAILURE 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) THE WIRING OF THE COMPRESSOR IS NOT...
Symptom: DXG-18, DXH-18, MGC-18 - ERROR CODE H0 Solution: MULTIPLE SOLUTIONS Cause: DECREASED FREQUENCY DUE TO HIGH TEMPERATURE RESISTANT DURING HEATING OPERATION Remarks: DESCRIPTION:ALL SYSTEMS OPERATE NORMALLY, WHILE THE OPERATION FREQUENCY FOR THE COMPRESSOR IS DECREASED.REPAIR:1) THE SUPPLY VOLTAGE IS NOT STABLE. IT SHOULD BE 90%-110% RATED VOLTAGE:SOLUTION 1)...
Symptom: DXG-18, DXH-18, MGC-18 - ERROR CODE H7 Solution: MULTIPLE SOLUTIONS Cause: DESYNCHRONIZING OF COMPRESSOR 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) CHECK IF...
Symptom: DXG-18, DXH-18, MGC-18 - ERROR CODE HC Solution: MULTIPLE SOLUTIONS Cause: PFC PROTECTION 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) SUDDEN CHANGE OF SUPPLY VOLTAGE OF ELECTRIC...
Symptom: DXG-18, DXH-18, MGC-18 - ERROR CODE H6 Solution: MULTIPLE SOLUTIONS Cause: NO FEEDBACK FROM INDOOR UNIT'S MOTOR Remarks: DESCRIPTION:THE COMPLETE UNIT WILL STOP OPERATING.REPAIR:1) FAN SYSTEM IS NOT OK:SOLUTION 1) CHECK IF THE FAN MOTOR HAS BEEN INSTALLED CORRECTLY, IF THE TERMINAL IS CONNECTED FIRMLY, IF THE BEARING...