Detective Actuators:
Detective details:
Forecast of Cause :
Check Point 3 : Replace Main PCB
YES
NO
OK
Outdoor unit Main PCB
Check Point 2 :
Check connections of Outdoor Unit Electrical Components
Check if connector is removed.
Check if the terminal connection is loose.
Check erroneous connection.
Check if cable is open.
>>Upon correcting the removed connector or mis-wiring,
reset the power.
Check Point 1-2 :
Check external cause at Indoor and Outdoor
(Voltage drop or Noise)
1. Defective connection of electric components 2. External cause 3. Main PCB failure
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.(N
eon bulb or electric
equipment that may cause harmonic wave)
Check the complete insulation of grounding.
Check Point 1-1 : Reset Power Supply and operate
Does Error indication show again?
When Input Current Sensor has detected 0A, while Inverter Compressor is
operating at higher than 56rps, after 1minute upon starting the Compressor.
(Except during the defrost operation)
02-21
If Check Point 1, 2 do not improve the symptom, change Main PCB.
Trouble shooting 18
OUTDOOR UNIT Error Method:
Current Sensor Error
Indicate or Display:
Outdoor Unit : No indication
Indoor Unit : Operation lamp: 8 time Flash, Timer lamp: 4 time Flash
Economy lamp: Continuous flash.
ERROR CODE : [E : 84 ]
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