Troubleshooting - Dometic ColdMachine 50 Instructions De Montage Et De Service

Coldmachine
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Troubleshooting

LED on the thermal element (fig. 1 2, page 3)
Number of
Error type
flashes
1 Battery protection shutdown
2 Fan overvoltage shutdown
3 Compressor start-up fault
4 Compressor overload shutdown
5 Electronic fuse shutdown
Compressor does not run
Fault
U = 0 V
T
≤ U
U
T ON
Start attempt with
≤ U
U
T OFF
EN
Possible cause
The connection between the battery and
the – electronics is interrupted
Main switch defective (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 low
Troubleshooting
Remedy
Check battery voltage, fuse and cable
cross section
Check condenser and evaporator fan
current:
total target value < 0.5 A
Reduce load on cooling system:
• Ensure good ventilation around the
cooling unit
• Store pre-cooled goods
Reduce load on cooling system:
• Ensure good ventilation around the
cooling unit
• Store pre-cooled goods
Reduce load on cooling system:
• Ensure good ventilation around the
cooling unit
Remedy
Establish a connection
Replace the main switch
Replace the fuse
Charge the battery
Establish a connection
Replace the battery
Replace the cable (fig. h,
page 8)
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