Troubleshooting by Remote Controller ESIE15-13B
138 Service Diagnosis
4.12 Remote Controller Thermistor Abnormality
Remote
Controller
Display
CJ
Applicable
Models
All models of indoor unit
Method of Error
Detection
Even if remote controller thermistor is faulty, system is possible to operate by indoor unit suction
air thermistor.
The error is detected by temperature of remote controller thermistor.
Error Decision
Conditions
The error is generated when the remote controller thermistor becomes disconnected or shorted
when the unit is running.
Even if the remote controller thermistor is error, the system can operate with the system
thermistor.
Supposed
Causes
Defective thermistor
Broken wire
External factor (Noise, etc.)
Troubleshooting
Note:
*1: To delete the record, the ON/OFF button of the remote controller must be pressed for 5 seconds in the
check mode.
Replace the remote controller.
External factor (Noise, etc.)
YES
NO
Caution
Be sure to turn off power switch before connect or disconnect connector, or parts damage may be occurred.
Delete the error code record from the
remote controller. (∗1)
Error is displayed again?
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