Dometic CRD0050, Installation Manual

Page: 24 / 324

EN
Troubleshooting CRD0050
24
Interior temperature too low in control level “1”
Compressor does not run (battery connection)
Fault Possible cause Remedy
Compressor runs
constantly Faulty thermostat Change the thermostat
Compressor runs for a
long time Large quantities have been frozen in
the freezer compartment –
Fault Possible cause Remedy
U
Term
= 0 V There is an interruption in the
connection between the battery and
the – electronics 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
Term
≤
U
ON
Battery voltage is too low Charge the battery
Start attempt with
U
Term
≤
U
OFF
Loose cables
Poor contact (corrosion)
Establish a connection
Battery capacity too low Replace the battery
Cable cross section too small Replace the cable
(fig.
7
, page 5)
Start attempt with
U
Term
≥
U
ON
Ambient temperature too high –
Insufficient ventilation and/or air sup-
ply Move the refrigerator to
another location
Condenser is dirty Clean the condenser
Electric circuit between
the pins in the compres-
sor interrupted Defective compressor This can only be repaired
by an authorised
customer services unit.
U
Term
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
CRD0050--IO-16s.book Seite 24 Donnerstag, 8. Dezember 2016 9:58 09