The cooling unit is most likely not in need of
replacement if the unit works on one heat source but not the other. The
cooling unit however might be showing the first signs of trouble.
Is the RV refrigerator level? Yes -
continue
Is anything blocking the
RV refrigerator's vents?
If no continue
Are the gasket rubbers around the door/s damaged or misaligned? If yes
realign or repair - if no continue
Is the back of the RV refrigerator hot when on
electricity? If not a fuse or circuit breaker may have gone or the heater
element may need repairs or replacement
click here - if yes continue
Is there an ammonia smell coming from inside the
RV refrigerator? If yes
and cleaners or disinfectants haven't been used recently (they can smell like
ammonia) then chances are that the cooling unit is leaking and will need
replacing click here - if no
continue
Is there is a yellowish powder or stain on or near the
RV refrigerator cooling unit? If yes
then refrigerant is leaking from the cooling unit
and chances are will need replacing click here
- if no continue
The refrigerator
is most likely in need of factory repairs and might need a thermostat
click
here