CRE
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Troubleshooting
Red LED flashes (fig. 4 2, page 3)
During operational faults the LED flashes several times. The number of flashes
depends on the type of fault.
Each flash lasts for one quarter of a second. After the series of flashes a pause follows.
The sequence for the fault is repeated every four seconds.
Number of
Fault
flashes
1
Line Voltage
2
Excessive fan current
Too many start attempts The compressor or fan has been started too
3
The motor doesn't start The rotor is jammed.
4
Speed too low
5
Over temperature of the
electronics unit
Constantly
Temperatur sensor
errors
Orange LED flashes (fig. 4 3, page 3)
If LED flashes constantly fast, proceed as follows.
➤ Press the
button until the refrigerator switches off.
➤ Disconnect the connection cable from the battery or disconnect the plug on the
AC cable plug from the rectifier.
➤ Wait one minute, then reconnect the refrigerator to the power supply and switch
it on.
➤ If the orange LED still flashes, contact the customer service.
EN
Possible cause
The supply voltage is outside of the set range.
The fan load on the electronics unit is more
than 1 A.
often within a short period of time.
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
electronics can overheat.
Temperatur sensor is defective.
Troubleshooting
29