
2-3. E: 12. Wired remote controller communication error (Indoor
unit)
Indicator
Indoor unit
Operation indicator
1 time flash
Timer indicator
2 time flash
Economy indicator
Continuous flash
Error code
E: 12
Detective actuator
Indoor unit
Main PCB
When the indoor unit cannot receive the signal from
Wired remote controller more than 1 minute during
normal operation.
Wired remote control
Forecast of cause
Terminal connection abnormal
Wired remote control failure
Main PCB failure
Check point 1. Check the connection of terminal
After turning off the power, check & correct the
followings.
•
Check the connection of terminal between
remote controller and indoor unit, and check
if there is a disconnection of the cable.
↓
Check point 2. Check connection
•
If it is DC 12 V, remote controller is failure.
(Main PCB is normal)
–
Replace Remote Control
•
If it is DC 0 V, main PCB is failure. (Check
remote controller once again)
–
Replace main PCB
Check voltage at CN6 (terminal 1—3)
of main PCB. (Power supply to the re-
mote controller)
Upon correcting the removed connec-
tor or mis-wiring, reset the power.
↓
End
2-3. E: 12. Wired remote controller communication error (Indoor unit)
- (03-6) -
2. Troubleshooting with error code
TROUBLESHOOTING
TROUBLESHOOTING
Содержание AGYG09KVCB
Страница 4: ......
Страница 5: ...1 GENERAL INFORMATION 2020 10 05 SR_CH01_AG002EF_01 ...
Страница 13: ...2 TECHNICAL DATA AND PARTS LIST 2020 11 25 SR_CH02_AG002EF_02 ...
Страница 37: ...3 TROUBLESHOOTING 2020 11 11 SR_CH03_AG002EF_01 ...
Страница 39: ...5 1 Indoor unit 03 44 5 2 Outdoor unit 03 45 CONTENTS continued ...
Страница 40: ......
Страница 87: ...4 CONTROL AND FUNCTIONS 2020 11 11 SR_CH04_AG002EF_01 ...
Страница 121: ...5 FILED WORKING 2020 11 11 SR_CH05_AG002EF_01 ...