Fridge works on gas, not electric
2018 travel trailer, 2-way absorption fridge. 30A shore
Customer says: It's cold on propane, but when we switch to electric it slowly warms up.
Tests you can run
- 120V at the fridge outlet behind the vent
- Set it to electric and read the display
- 120V at the board's heating element output, set to electric
- Heating element ohms, power off, unplugged from the board
- Clamp amps on the element lead, set to electric
- Flue temperature after an hour on electric
- Replace the control board
Repair options
The lesson behind this case
Keep going on refrigerators
Learn it
- Absorption fridges (gas/electric)
- 12V compressor and residential fridges
- Absorption fridge won't run on gas
- Absorption fridge won't run on electric
- Is it the cooling unit?
Prove it
- Fridge won't run on gas
- Fridge is warm after unplugging
- Fridge won't cool on anything
- Freezer's fine, fridge is warm
- Fridge check light on gas