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bentSpaceTime's avatar
bentSpaceTime
Explorer
Feb 10, 2018

Dometic RM46E 3-way RV Refrigerator Over Cooling

My friend has a Dometic RM46E 3 way refrigerator in her trailer that over cools. It’s probably from the 70’s. I cleaned the valve and valve seat per the manual, as it says: “Dirt on the thermost...
dougrainer's avatar
dougrainer
Nomad
Feb 12, 2018
bentSpaceTime wrote:
Chris Bryant wrote:
Because the thermostat is modulating the flame, I doubt it has lost its charge, unless it only modulates at the very bottom of its range.
Have you checked the lip pressure? I would sure start with that.
I'm pretty sure I have several of those v35 thermostats, if I can find them.


How do you check the lip pressure?


You connect a Manometer and when it goes to bypass causing the LP pressure to drop. That is how a bypass LP tstat works. Doug

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