Dometic Coolmatic RPD50 Installation And Operating Manual page 22

Troubleshooting
Interior temperature too low in control setting 1
Fault
Compressor runs con-
stantly
Compressor runs for a
long time
Cooling capacity drops, interior temperature rises
Fault
Compressor runs for a
long time/continuously
Compressor does not
run often
Unusual noises
Fault
Loud humming
22
Possible cause
Thermostat sensor has no contact to
the vaporiser
Thermostat defective
Large quantities have been frozen in
the freezer compartment
Possible cause
Vaporiser iced over
Ambient temperature too high
Insufficient ventilation
Condenser is dirty
Fan defective (if installed)
Battery capacity exhausted
Possible cause
A component of the refrigerant circuit
cannot move freely (lies against the
wall)
Foreign body jammed between the
cooling device and the wall
Fan noise (if installed)
RPD50
Remedy
Secure the sensor
Change the thermostat
–
Remedy
Defrost the vaporiser
–
Move the refrigerator
Clean the condenser
Replace the fan
Charge the battery
Remedy
Bend the component
carefully
Remove the foreign body
–
EN