CRX Troubleshooting
37
Compressor does not run (battery connection)
5 Overheating of the elec-
tronics unit
If the cooling system is loaded too heavily or
the temperature is set too high, the electron-
ics can overheat.
Constantly Temperature sensor
errors
Temperature sensor is defective.
Problem Possible cause Remedy
U
Te r m
= 0 V There is an interruption in the
battery – electronics connection
Establish a connection
Main switch faulty (if installed) Replace the main switch
Additional supply line fuse has blown
(if installed)
Replace the supply line
fuse
U
Te r m
≤ U
ON
Battery voltage is too low Charge the battery
Start attempt with
U
Te r m
≤ U
OFF
Loose cables
Poor contact (corrosion)
Establish a connection
Battery capacity too low Replacing the battery
Cable cross section too small Replace the cable
(fig. d, page 24)
Start attempt with
U
Te r m
≥ U
ON
Ambient temperature too high –
Insufficient ventilation Move the refrigerator to
another location
Condenser is dirty Clean the condenser
Electric circuit between
the pins in the compres-
sor interrupted
Defective compressor Contact customer service
U
Te r m
Voltage between the positive and negative terminals of the electronics
U
ON
Cut-in voltage of the electronics
U
OFF
Cut-off voltage of the electronics
Number of
flashes
Fault Possible cause
DometicCRX50-65-80-110-140_IOM_4445103148_APAC(en)_20xx-xx-xx.book Seite 37 Montag, 3. August 2020 11:00 11
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