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 Mittwoch, 16. August 2017 10:30 10
Summary of Contents for CoolMatic CRD 50
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Page 3: ...CRD0050 3 1 3 2 1 1 2 3 4 2 CRD0050 IO 16s book Seite 3 Mittwoch 16 August 2017 10 30 10...
Page 6: ...CRD0050 6 1 rd bk 8 1 3 2 9 CRD0050 IO 16s book Seite 6 Mittwoch 16 August 2017 10 30 10...
Page 225: ...RU CRD0050 225 1 D A I 2 2 1 D CRD0050 IO 16s book Seite 225 Mittwoch 16 August 2017 10 30 10...
Page 226: ...RU CRD0050 226 8 8 A CRD0050 IO 16s book Seite 226 Mittwoch 16 August 2017 10 30 10...
Page 227: ...RU CRD0050 227 2 2 D A CRD0050 IO 16s book Seite 227 Mittwoch 16 August 2017 10 30 10...
Page 236: ...RU CRD0050 236 I A I CRD0050 IO 16s book Seite 236 Mittwoch 16 August 2017 10 30 10...
Page 239: ...RU CRD0050 239 10 11 M CRD0050 IO 16s book Seite 239 Mittwoch 16 August 2017 10 30 10...
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