Fujitsu AUXG07KVLA Manual page 194

2-17. E: 45. Refrigerant leakage sensor deterioration (Indoor
unit)
Indicator Indoor unit
Detective actuator Refrigerant leakage sensor
Forecast of cause
Continuous operation for a certain period is possible.
Check point 1. Replace refregirant leakage sensor
• Replace due to expiration of refregirant leakage sensor.
• Refregirant leakage sensor needs to be replaced regulary.
2-17. E: 45. Refrigerant leakage sensor deterioration (Indoor unit)
Operation indicator
Timer indicator
Economy indicator
Error code
When refrigerant leakage sensor open, short circuit, or
abnormal voltage of drive circuits detected.
↓
End
- (03-30) -
4 time flash
5 time flash
Continuous flash
E: 45
Connector connection failure
Harness disconnection
Refrigerant leakage sensor deterioration
2. Troubleshooting with error code