Trouble shooting 12 E29. 2
INDOOR UNIT Error Method:
Connection unit number error
(Remote controller)
Indicate or Display:
Indoor Unit : No Display
Outdoor Unit : No Display
Error Code : 2 9
Detective Actuators:
Wired remote controller ( 2-Wire )
Detective details:
When the number of connecting remote controller are out of specified rule.
Check Point 2 : Check Indoor unit controller PCB
Forecast of Cause :
1. Wrong wiring / Wrong number of connecting RC in RCgroup 2. Remote controller PCB defective
Check Point 1 : Wire installation
Wrong number of connceting remote controller
Change controller PCB and check the Error after setting remote controller address
Check if controller PCB damage
04-20
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