Humidity Sensor System Abnormality - Daikin SkyAir GQI-Eco Series Service Manual

Troubleshooting by Remote Controller

4.10 Humidity Sensor System Abnormality

CC
Remote
Controller
Display
Applicable FCQG
Models
Method of Error Even if error occurs, operation still continue.
The error is detected by humidity (output voltage) detected by humidity sensor.
Detection
Error Decision The error is generated when the humidity sensor becomes disconnected or shorted when the
unit is running.
Conditions
Supposed
Causes
Troubleshooting
Caution Be sure to turn off power switch before connect or disconnect connector, or parts damage may be occurred.
Remove the humidity sensor from the
indoor PCB and insert it again.
Does it
function normally?
NO
Delete the error code record from the
remote controller. (∗1)
Error is displayed
again? (∗2)
NO
Note:
∗
1 To delete the record, the ON/OFF button of the remote controller must be pushed and held for 5 seconds
in the check mode.
∗
2 To display the code, the Inspection/Test Operation button of the remote controller must be pushed and
held in the normal mode.
CC
∗ " is displayed even after replacing the humidity sensor PCB assy (A3P) and taking the steps ∗ 1 and 2,
3 If "
replace the indoor PCB assy (A1P).
116
Defective sensor
Broken wire
External factor (Noise, etc.)
YES
YES
SiBE281013
It is normal.
(Poor connector contact)
Replace the humidity
sensor PCB assy (A3P).
∗3
External factor (Noise,
etc.)
Service Diagnosis