SiBE121021_C Troubleshooting for RA Indoor Unit - F(C)TXG, FTXS, ATXS, FVXS, FLK(X)S, FDK(X)S Series
Service Diagnosis 315
5.5 Front Panel Open / Close Fault (FTXG and CTXG Series)
Remote
Controller
Display
C7
Method of
Malfunction
Detection
Malfunction
Decision
Conditions
îš„
If the error repeats twice, the system is shut down.
Supposed
Causes
îš„
Defective reduction motor
îš„
Malfunction or deterioration of the front panel mechanism
îš„
Defective limit switch
Troubleshooting
Note: You cannot operate the unit by the remote controller when the front panel mechanism breaks
down.
<To the dealers: temporary measure before repair>
1. Turn off the power.
2. Remove the front panel.
3. Turn on the power.
(Wait until the initialization finishes.)
4. Operate the unit by the indoor unit ON/OFF button.
YES
YES
YES
YES
NO
NO
NO
NO
Replace the harness and
reduction motor.
Replace the assembly of the
front panel mechanism.
It is supposed such as
deformation of the panel or
stuffed dust.
Find out the cause.
Replace the limit switch.
(R12180)
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Restart and check the
movement.
Does it move?
Does it move?
Remove the front panel and
check the movement.
Does it open / close
fully?
Restart. Does
the error code
reappear?
Replace the assembly of the
front panel mechanism.
+Check the movement of the
right and left separately by
hand.
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