Daikin REYQ-XA, Руководство по обслуживанию

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Troubleshooting by Error Code SiUS371901E
283 Service Diagnosis
3.27 Humidity Sensor System Abnormality
Error Code
CC
Applicable
Models
FXFQ-T
Method of Error
Detection
Even if an error occurs, operation still continues.
Error is detected according to the moisture (output voltage) detected by the moisture sensor.
Error Decision
Conditions
When the moisture sensor is disconnected or short circuited
Supposed
Causes
„
Defective sensor
„
Disconnection
Troubleshooting
Notes:
∗
1. To delete the history, the ON/OFF button of the remote controller must be pressed and held for
5 seconds in the check mode.
∗
2. To display the code, the INSPECTION/TEST button of the remote controller must be pressed
and held in the normal mode.
∗
3. If CC is displayed even after replacing the humidity sensor PCB assy (A2P) and taking the steps
∗
1 and
∗
2, replace the indoor unit control PCB (A1P).
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
YES
NO
Is CC
displayed on the
remote controller?
(
∗
2)
YES
NO
Does it
function normally?
Remove the humidity sensor
from the indoor unit control
PCB and insert it again.
Normal.
(Poor connector contact)
Replace the humidity sensor
PCB assy (A2P).
(
∗
3)
It is believed that external factors
(noise or else) other than failure
caused the error.
Delete the error code history
from the remote controller.
(
∗
1)