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tkamsal's avatar
tkamsal
Explorer
Jul 10, 2017

Wiring one air conditioner to use 20 amp outlet

I have a 1997 Winnebago Itasca Suncruiser with a 5k Onan generator. The RV has one 30 amp plug. However, both air conditioners will only work at the same time if the generator is running. I would lik...
Seeking Advice
pianotuna's avatar
pianotuna
Nomad III
Jul 10, 2017
Does each air conditioner have its own breaker?

If so, add a plug that duplexed. One outlet powered by OEM wiring, the other by a #12 or #10 wire. Extend that wire to the shore power cord box.

Now you can quickly change from the OEM wiring to the "break out" of the 2nd air conditioner.

If there is a switch for use when plugged into shore power, add the "patch board" there using male and female plugs.

I did this for the water heater, and converter.

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