Dometic COOLMATIC, Installation And Operating Manual

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EN
CRX Troubleshooting
31
CRX110, CRX140
Number of
flashes
Fault Possible cause
1 Line Voltage The supply voltage is outside of the set range.
2 Excessive fan current The fan load on the electronics unit is more
than 1 A.
3 The motor doesn't start The rotor is jammed.
The pressure difference in the cooling system
is too high (> 5 bar).
4 Speed too low If the cooling system is overloaded, the
minimum speed of the motor of 1,850 rpm
cannot be maintained.
5 Overheating of the
electronics unit If the cooling system is loaded too heavily or
the temperature is set too high, the
electronics can overheat.
Constantly Temperatur sensor
errors Temperatur sensor is defective.
CRX50-65-80-110-140-IO-16s.book Seite 31 Donnerstag, 1. Dezember 2016 2:27 14