ASCON Service Guide Book
76
CATEGORY
CODE DESCRIPTION
EA COOLING-HEATING SWITCHING ERROR
E1 CIRCUIT BOARD FAULT
E5 OL STARTED
E6 FAULTY COMPRESSOR START UP
E7 DC FAN MOTOR FAULT
E8 OVERCURRENT INPUT
F3 HIGH TEMPERATURE DISCHARGE PPE CONTROL
F6 HIGH PRESSRUE CONTROL (IN COOLING)
H0 SENSOR FAULT
H6 OPERATION FAULT DUE TO FAULTY POSITION DETECTION SENSOR
H8 DC CURRENT SENSOR FAULT
H9 FAULTY SUCTION AIR TEMPERATURE SENSOR
J3 FAULTY DISCHARGE PIPE TEMPERATURE SENSOR
J6 FAULTY HEAT EXCHANGER TEMPERATURE SENSOR
L3 ELECTRICAL PARTS HEAT FAULT
L4 HIGH TEMPERATURE AT INVERTER CIRCUIT HEATSINK
L5 OUTPUT OVERCURRENT
OUTDOOR
UNIT
P4 FAULTY INVERTER CIRCUIT HEATSINK TEMPERATURE SENSOR
Note:
1. A short beep and 2 consecutive beeps indicate non-corresponding codes.
2. To cancel the code display, hold the down for 5 seconds. The code display also cancels
itself if the button is not pressed for 1 minute.
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