Troubleshooting 22
Current sensor 1 error
(Stoppage permanently)
03-29
Detective actuators:
Detective details:
Forecast of cause:
Check Point 3 : Replace filter 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. Filter PCB failure
4. 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.
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 56 rps (36/48models 60 rps),
after 1minute upon starting compressor.
(Except during the defrost operation)
If Check Point 1, 2 do not improve the symptom,
change filter PCB.
Check Point 4 : Replace main PCB
OK
If Check Point 3 do not improve the symptom,
change main PCB.
Indicate or Display:
Indoor unit
Operation lamp: 8 times Flash,
Timer lamp : 4 times Flash
Wired remote control
Error code : [E : 84]
n
: n times blinking
: Light ON: Light OFF
Mode Error
2 8
4
Outdoor unit (AOUG36/48LMAS1)
A B C D E F
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