Dometic ndr 1492
Howdy
Unless you are opening the doors very frequently, sound like you may have leaking door seals.
Frost on the fins is a sure fire reduction in cooling capacity, and a sign air is seeping into the unit.
Try the dollar bill test around the seals. Close a bill in the door seal, and it should be tough to pull out. If not, the seals may be failing.
I have the same model frig, and the seals are starting to give out on mine.
Not sure if the seals are still available, but they may need to be replaced.
Luck,
Bob
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BigBlueDog
01 Country Coach Affinity 42 Enclave Toad
Lilly the Raschon and Lulu the Terrier.
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