Test 2 : Check Wired Remote Controller and Controller PCB
Test 1 : Check the connection of terminal
OK
1. Connection failure 2. Wired Remote Controller failure 3. Controller PCB failure
Check & correct the followings.
Check the connection of terminal berween Wired Remote Controller and indoor unit,
and check if there is a disconnection of the cable.
>> 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
Ceck Voltage at CN12 of Controller PCB. (terminal 1-2)
(Power supply to Remote Control)
Trouble shooting 3
INDOOR UNIT Error Method:
Wired Remote Controller
Communication Error
Indoor unit controller PCB
Wired remote controller
When the indoor unit cannot properly receive the signal from
wired remote controller for 1 minutes or more.
Detective Actuators: Detective details:
Indicate of Display:
Forecast of Cause:
Outdoor unit :
POWER
MODE
ERROR
2
5
(L1) (L2) (L6)(L5)(L4)(L3)
15
PUMP
DOWN
LOW
NOISE
PEAK
CUT
02-06
n
: n times blinking
: Light ON: Light OFF
Indoor Unit :
Operation lamp: 1 times Flash,
Timer lamp : 2 times Flash
ERROR CODE : [E : 12]
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