Specifications

Si01-406 Troubleshooting
Service Diagnosis 105
4.14 Thermistor or Related Abnormality (Outdoor Unit) (P4,J6,H9)
Remote
Controller
Display
P4, J6, H9
Method of
Malfunction
Detection
This type of error is detected by checking the thermistor input voltage to the microcomputer.
[A thermistor error is detected by checking the temperature.]
Malfunction
Decision
Conditions
The thermistor input is above 4.96 V or below 0.04 V with the power on.
Supposed
Causes

Connector in poor contact

Thermistor defective

Outdoor unit PCB defective

Indoor unit PCB defective