Dometic Waeco ColdMachine 54 Installation And Operating Manual page 52

Troubleshooting
Cooling capacity drops, interior temperature rises
Fault
Compressor runs for a
long time/continuously
Compressor runs
infrequently
Unusual noises
Fault
Loud humming
52
Possible cause
Vaporiser is iced over
Ambient temperature too high
Insufficient ventilation and/or cooling
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)
Coldmachine
Remedy
Defrost the vaporiser
–
Provide improved
ventilation for the
cooling unit
Clean the condenser
Replace the fan
Charge the battery
Remedy
Bend the component
carefully away from the
obstruction
Remove the foreign body
Clean the fan blades
EN