Front Panel Open / Close Fault - Daikin FTKS20D3VMW Service Manual

SiENBE12-713
5.7

Front Panel Open / Close Fault

C7
Remote Control
Display
Method of
Malfunction
Detection
" The system will be shut down when the error occurs twice.
Malfunction
Decision
Conditions
" Malfunction of the reduction motor
Supposed
" Malfunction or deterioration of the front panel mechanism
Causes
" Malfunction of the limit switch
Troubleshooting
Note: You cannot operate the unit by the remote control when the front panel mechanism breaks
down.
<To the dealers: temporary measure before repair>
1. Pull the plug out or turn the breaker off.
2. Remove the decorative plate.
3. Remove the slot-in panel.
4. Put the plug in or turn the breaker on.
5. Operate the unit by the indoor unit ON/OFF switch.
Service Diagnosis
Be sure to turn off power switch before connect or disconnect connector,
Caution
or parts damage may be occurred.
Restart and check
the movement.
Does it move?
YES
Does it open / close
fully?
YES
Restart.
Does the error code
reappear?
YES
(Wait until the initialization finishes.)
NO
Remove the front panel
and check the movement.
Does it move?
YES
NO
NO
Troubleshooting
NO
Replace the reduction motor.
Replace the assembly of the
front panel mechanism.
HCheck the movement of the
right and left separately by
hand.
It is supposed such as
deformation of the panel or
stuffed dust.
Find out the cause.
Replace the limit switch.
(R3313)
243