Fujitsu AOYG07KMTA, Руководство по обслуживанию

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Trouble shooting 3
INDOOR UNIT Error Method:
Detective Actuators: Detective details:
Forecast of Cause:
Check Point 2 : Check Wired Remote Controller and Communication PCB
Check Point 1 : Check the connection of terminal
OK OK
Wired Remote Controller
Communication Error
Indoor unit Main PCB
Wired Remote Controller
1. Connection failure 2. Wired Remote Controller failure 3. Main PCB failure 4.UTY-TWBXF(Communication kit).
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. (Communication PCB or Main PCB is normal) >> Replace Remote Control
>> If it is DC 0V, Communication PCB or Main PCB is failure.
(Check Remote Control once again) >> Replace Communication PCB orMain PCB
Check Voltage at CNC01 of
Communication
PCB. (terminal 1-3)of UTY-TWBXF(Communication kit).
(Power supply to Remote Control)
Indicate or Display:
Outdoor Unit : No indication
Indoor Unit : Operation lamp: 1 time Flash, Timer lamp: 2 time Flash
Economy lamp: Continuous flash.
ERROR CODE : [E : 12 ]
UTY-TWBXF(Communication kit).