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: Flashing LED visible on the 3 in 1 interface board.
Error text
Error description
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LED 1 (red)
1 Flash
1 Flash
Error on communication between the hydraulic module and the outdoor
unit.
4 Flashes
1 Flash
Connection error between the hydraulic module and the outdoor unit.
4 Flashes
2 Flashes
Hydraulic module exchanger temperature sensor error.
6 Flashes
3 Flashes
Inverter error.
6 Flashes
4 Flashes
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P.F.C. error.
7 Flashes
1 Flash
Discharge thermistor temperature sensor error.
7 Flashes
2 Flashes
Error on compressor temperature sensor.
7 Flashes
3 Flashes
Error on exchanger temperature sensor (output).
Error on exchanger temperature sensor (centre).
7 Flashes
4 Flashes
Error on outdoor temperature sensor.
7 Flashes
7 Flashes
Error on radiator temperature sensor (inverter).
Error on radiator temperature sensor (P.F.C.).
7 Flashes
8 Flashes
Error on pressure regulator temperature sensor.
8 Flashes
4 Flashes
Error on compressor current.
8 Flashes
6 Flashes
Error on pressure switch sensor.
Error on pressure sensor.
9 Flashes
4 Flashes
Current sensor error.
9 Flashes
5 Flashes
Compressor rotor position error detection.
Error on compressor start up.
9 Flashes
7 Flashes
Outdoor unit fan error.
10 Flashes
1 Flashes
Discharge thermistor protection.
10 Flashes
3 Flashes
Compressor temperature protection.
10 Flashes
5 Flashes
Abnormal low pressure.
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Pump down operation.
Permanently lit.
Stop
Deicing.
Installation and commissioning instructions "1485 - EN"
- 69 -
Heat pump alféa hybrid duo gas