Trouble shooting 3
INDOOR UNIT Error Method:
Test 2 : Check Wired Remote Controller and Controller PCB
Test 1 : Check the connection of terminal
OK
Wired Remote Controller
Communication Error
Indoor unit Controller PCB
Wired Remote Controller (Option)
1. Connection failure 2. Wired Remote Controller failure 3. Controller PCB failure
Check & correct the followings.
Check the connection of terminal between Wired Remote Controller and indoor unit,
and check if there is a disconnection of the cable.
When the indoor unit cannot properly receive the signal from
Wired Remote Controller for 1 minute or more.
>> If it is DC12V, Remote Control is failure. (Controller PCB is normal) >> Replace Remote Control
>> If it is DC 0V, Controller PCB is failure. (Check Remote Control once again) >> Replace Controller PCB
Check Voltage at CN6 (terminal 1-3) of Controller PCB.
(Power supply to Remote Control)
02-05
Indicate or Display:
Outdoor Unit : No indication
Indoor Unit : Operation lamp: 1 times Flash, Timer lamp: 2 times Flash
Economy lamp: Continuous flash.
ERROR CODE : [E : 12]
Detective Actuators:
Detective details:
Forecast of Cause:
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