Trouble shooting 3
INDOOR UNIT Error Method:
Detective Actuators:
Detective details:
Forecast of Cause:
Check Point 2 : Check Wired Remote Controller and Controller PCB
Check Point 1 : Check the connection of terminal
OK
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.
02-06
>> If it is DC12V, Remote Control is failure. (Controller PCB is normal) >> Replace Remote Control
*When the server room setting is activate:
>> 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)
Check Point 4 : Check Wired Remote Controller and Controller PCB
OK
OK
>> If it is DC 0V, Controller PCB is failure. >> Replace Controller PCB
Check Voltage at CN6 (terminal 1-3) of Controller PCB.
Forecast of Cause:
Check Point 2 : Check DIP switch setting on the Indoor unit PCB
Check Point 1 : Check the wiring connection
OK
OK
1. Connection failure 2. DIP switch wrong setting 3. Function setting wrong setting 4.Controller PCB failure
Check if 3 wires on the terminal are corresponding with the same color or number on the each terminals.
Check if the DIP Switch set with [3wire]
Indicate or Display:
Indoor Unit :
Operation lamp: 1 times Flash,
Timer lamp : 2 times Flash
ERROR CODE : [E : 12]
Wired Remote Controller :
OK
OK
Check Point 3 : Check Function setting
Perform the Function setting again
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