Trouble shooting 15
OUTDOOR UNIT Error Method:
Current Sensor Error
Test 3 : Replace Main PCB
YES
NO
OK
Outdoor unit Main PCB
Test 2 : Check connections of Outdoor Unit
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
miss-wiring, reset the power.
Test 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.(Neon bulb or electric
equipment that may cause harmonic wave)
Check the complete insulation of grounding.
Test 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 1 minute upon starting the Compressor.
(Except during the defrost operation)
If Test 1, 2 do not improve the symptom, change Main PCB.
Electrical Components
02-17
Indicate or Display:
Outdoor Unit : No indication
Indoor Unit : Operation lamp: 8 times Flash, Timer lamp: 4 times Flash
Economy lamp: Continuous flash.
ERROR CODE : [E : 84]
Detective Actuators:
Detective details:
Forecast of Cause:
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