There are two main fridges that most RV manufactures install in their coaches. They are Dometic and Norcold and they both make absorption refrigerators.
RV absorption refrigerators depend on three main things in order to keep them running efficiently and if these three things are not correct, the cooling unit may fail. Like anything else, usually more than one of these three things are wrong when a cooling unit fails. They are as follows:
Level of unit
Most RV’ers prefer to camp on level ground; however it doesn’t take long with a fridge off-level to overheat a cooling unit. Even driving up a long steep hill can cause the liquid in the fridge’s boiler to shift and the boiler to sustain damage. Read more