Dometic CRX Montage- Und Bedienungsanleitung Seite 32

Troubleshooting
Number of
Fault
flashes
5 Overheating of the elec-
tronics unit
Constantly Temperature sensor
errors
CRX110, CRX140
Number of
Fault
flashes
1 Low Voltage
2 Excessive fan current
3 The motor doesn't start The rotor is jammed.
4 Speed too low
5 Overheating of the elec-
tronics unit
Constantly Temperature sensor
errors
32
Possible cause
If the cooling system is loaded too heavily or
the temperature is set too high, the electron-
ics can overheat.
Temperature sensor is defective.
Possible cause
The supply voltage is outside of the set range.
The fan load on the electronics unit is more
than 1 A.
The pressure difference in the cooling system
is too high (> 5 bar).
If the cooling system is overloaded, the
minimum speed of the motor of 1850 rpm
cannot be maintained.
If the cooling system is loaded too heavily or
the temperature is set too high, the electron-
ics can overheat.
Temperature sensor is defective.
CRX
EN