Waeco CoolMatic CR-65 Bedienungsanleitung Seite 52

_cr-kuehlschraenke.book Seite 52 Donnerstag, 5. Juni 2008 12:19 12
Troubleshooting
Compressor does not run (battery connection)
Fault
U = 0 V
KL
≤ U
U
KL EIN
Start attempt with
≤ U
U
KL OFF
Start attempt with
≥ U
U
KL ON
Electric circuit between
the pins in the compres-
sor interrupted
U Voltage between the positive and negative terminals of the electron-
KL
ics
U Cut-in voltage of the electronics
ON
U Cut-off voltage of the electronics
OFF
Compressor is not running (connected to AC supply)
Fault
No voltage
Voltage is present but
the compressor doesn't
run
Electric circuit between
the pins in the compres-
sor interrupted
52
Possible cause
There is an interruption in the connec-
tion between the battery and the –
electronics
Main switch faulty (if installed)
Additional supply line fuse has blown
(if installed)
Battery voltage is too low
Loose cables
Poor contact (corrosion)
Battery capacity too low
Cable cross section too small
Ambient temperature too high
Insufficient ventilation and/or air sup-
ply
Condenser is dirty
Defective compressor
Possible cause
Interruption in the supply cable
Main switch faulty (if installed)
Additional supply line fuse has blown
(if installed)
Ambient temperature too high
Insufficient ventilation and/or air sup-
ply
Condenser is dirty
Defective compressor
COOLMATIC CR Series
Remedy
Establish a connection
Replace the main switch
Replace the supply line
fuse
Charge the battery
Establish a connection
Replace the battery
Replace the cable
(fig. e, page 9)
–
Move the refrigerator to
another location
Clean the condenser
Replace the compressor
Remedy
Establish a connection
Replace the main switch
Replace the supply line
fuse
–
Move the refrigerator to
another location
Clean the condenser
Replace the compressor