RM53xx Troubleshooting
25
With DC operation:
The refrigerator does
not work.
The fuse in the DC supply is
defective.
Replace the fuse.
The vehicle battery is dis-
charged.
Test the battery and charge it.
The ignition is not turned on. Switch on the ignition.
The DC heating element is
defective.
Contact the authorized customer
service.
With gas operation:
The refrigerator does
not work.
The gas cylinder is empty. Replace the gas cylinder.
The gas valve is closed. Twist the valve open.
Air is in the supply line. Switch the refrigerator off and on
again. Repeat the procedure three
or four times if necessary.
The refrigerator does
not cool sufficiently.
The ventilation around
the cooling unit is not
sufficient.
Check that the ventilation grille is
not obstructed.
The evaporator is iced up. Check whether the refrigerator
door is properly closed. Defrost
the refrigerator.
The temperature is set too
high.
Set a lower temperature.
The ambient temperature is
too high.
Remove the ventilation grille for a
while so that warm air can escape
quicker.
Too much food at once was
placed in the refrigerator.
Remove an item.
Too much warm food at once
was placed in the refrigerator.
Remove the warm food and leave
it to cool down before putting it in
again.
The refrigerator has not been
operating for very long.
Check the temperature again after
four or five hours.
Problem Possible cause Suggested remedy
DometicRM53xx_OPM_4445102238_APAC(en)_202x-xx-xx.book Seite 25 Freitag, 30. April 2021 3:37 15
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