Daikin Super Multi Plus D-Series, Service Manual

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SiEBE18-526 Troubleshooting for SkyAir Indoor Unit
Troubleshooting 281
5.11 Malfunction of Remote Controller Thermistor
Remote
Controller
Display
CJ
Applicable
Models FFQ-B, FHQ-BU
Method of
Malfunction
Detection
Even if remote controller thermistor is faulty, system is possible to operate by system thermistor.
Malfunction detection is carried out by temperature detected by remote controller thermistor.
Malfunction
Decision
Conditions
When the remote controller thermistor becomes disconnected or shorted while the unit is
running.
Supposed
Causes „
Failure of sensor itself
„ Broken wire
Troubleshooting
Check No.02
Refer to P.286
Turn the power supply
off once and then
back on
Replace remote control.
Could be outside cause
(noise,etc.) other than
malfunction
Is CJ
displayed on the
remote
control?
NO
YES
(Q0419)
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
H
See Check No. 02 for “Thermistor temperature and resistance characteristics”.