Trouble shooting 11
INDOOR UNIT Error Method:
Detective Actuators: Detective details:
Forecast of Cause :
Indoor unit power supply error
for fan motor
Indoor unit Power Supply PCB
When a momentary power cut off.
When do not start fan motor.
1. External cause 2. Connection of connector failure 3. Power Supply PCB failure
Check Point 3 : Replace Power supply PCB
If Check Point 1, 2 do not improve the symptom, replace Power supply PCB.
OK
OK
Check Point 2 : Check connection of Connector
Check if connector is removed.
Check erroneous connection.
Check if cable is open.
>>Upon correcting the removed connector or mis-wiring, reset the power.
Check Point 1 : Check external cause at lndoor and Outdoor (Voltage drop or Noise)
Instant drop : Check if there is a large load electric apparatus in the same circuit.
Momentary power failure : Check if there is a defective contact or leak current in the power supply circuit.
Noise : Check if there is any equipment causing harmonic wave near electric line.
(Neon bulb or electric equipment that may cause harmonic wave)
Check the complete insulation of grounding.
Indicate or Display:
Error code : 39
02-12
Outdoor unit :
n
: n times blinking
: Light ON: Light OFF
Mode Error L1 L2 L6L5L4L3
2 5
15
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