Inverter Error
YES
NO
OK
Check Point 1-2 : External cause
Transistor PCB
Main PCB
Error information received from Transistor PCB
Outdoor unit :
1. External cause. 2. Power supply to Filter PCB to Transistor PCB wiring disconnection, open.
3. Transistor PCB failure. 4. Transistor PCB to Main PCB wiring disconnection, open.
5. Main PCB failure.
Check if temporary voltage drop was not generated.
Check if temporary open was not generated.
Check if ground is connected correctly or there are no related cables near the
power line.
Check Point 2 : Check the wiring (Power supply to Filter PCB to Transistor PCB)
Connector and wiring connection state check
Cable open check
Replace Transistor PCB.
Check Point 1-1 :
Turn the power on again.
Error displayed again?
Check Point 3 : Transistor PCB
02-28
Trouble shooting 23
Detective Actuators:
Detective details:
OUTDOOR UNIT Error Method:
Forecast of Cause :
POWER
MODE
ERROR
(L1)
(L2)
(L6)
(L5)
(L4)
(L3)
PUMP
DOWN
LOW
NOISE
PEAK
CUT
2
6
3
NO
OK
Check Point 4 : Check the wiring (Transistor PCB to Main PCB)
Connector and wiring connection state check
Cable open check
Replace Main PCB.
Check Point 5 : Main PCB
Indicate or Display:
Economy lamp : Continuous flash.
ERROR CODE : [E : 63]
Indoor Unit : Operation lamp: 6 time Flash,
Timer lamp: 3 time Flash
