Forum Discussion
dougrainer
Aug 08, 2022Nomad
StirCrazy wrote:lenr wrote:
1999 is pretty old fridge. When you give up completely and if you can get to Indiana, check our National RV Refrigeration North of Shipshewana. They know their stuff. They rebuild units, install scratch and dent units, or install new units all at likely less money than anywhere else. They also do AC.
not that old, mines a 1991 and runs like a top. take care of an adsorption fridge and they last forever. its when people run them out of level and so on they have issues.
BINGO. RV refers WILL last forever. Unless it breaks a weld and leaks. BUT, the main thing is OFF LEVEL running that ruins refers. I know, people will state they NEVER run off level. But they are fooling themselves. They always forget that time they were traveling and stopped for an hour or more and left the refer ON parked slightly unlevel. THAT starts the very small blockage. Do that scores of times and then 1 day when it is hotter, the refer fails to perform as needed. It is because it has a small blockage. NOT enough to not cool at all but enough to not cool the lower section as when new. The system is VERY SIMPLE. As long as you have level operation the Ammonia will go to vapor and reform to liquid and cause cooling. The only thing that stops it is that blockage that starts out small and eventually gets large enough to impeded correct cooling. This is why burping NEVER works. The blockage is as hard as a weld and attached and cannot be broken loose or removed. Burping just realigns the ammonia in the CU and once the blockage stops the normal flow again the cooling stops. Doug
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