Troubleshooting HDC275
28
12 Troubleshooting
Compressor does not run
Fault Possible cause Remedy
U
TERM
= 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
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 Replacing the battery
Cable cross section too small Change the cable (see
table on page 19)
Start attempt with
U
TERM
≥ U
ON
Ambient temperature too high –
Insufficient ventilation Move the refrigerator to
another location
Condenser is dirty Clean the condenser
Fan defective (if installed) Replace the fan
Electric circuit between
the pins in the compres-
sor interrupted
Defective compressor Replace the compressor
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
HDC275-IO-West.book Seite 28 Dienstag, 14. März 2017 8:41 20
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