Underperforming Dometic Fridge...
My 3 year old Dometic RM2551 (5 Cubic foot model) isn't cooling well enough on propane. Unable to test in AC. Creeps up to 50f inside ...90F outside. Running an internal and external DC fan. Cleaned t...
Forum Discussion
The flame looks good...Blue and reaching just up into the bottom of flue center.
Need to check thermistor/temp controls by unplugging thermistor from lower circuit board and let fridge run for 12 hrs.
Fridge should run continuously and dang near freeze items in food compartment
Thermistor leads plug into P2 2 pin connector on left upper area
If fridge cools down with thermistor unplugged then replace thermistor
(even though it Ohm OK)
IF fridge does not cool down then you have a ventilation, airflow/draft or bad cooling unit problem
What FIN do you have thermistor on and where on fin is it?
Need to check thermistor/temp controls by unplugging thermistor from lower circuit board and let fridge run for 12 hrs.
Fridge should run continuously and dang near freeze items in food compartment
Thermistor leads plug into P2 2 pin connector on left upper area
If fridge cools down with thermistor unplugged then replace thermistor
(even though it Ohm OK)
IF fridge does not cool down then you have a ventilation, airflow/draft or bad cooling unit problem
What FIN do you have thermistor on and where on fin is it?
