Breaker locations

[Sksharylk]

2018 Keystone MONTANA 381TH.
Onan 5500 generator.
Fired up the generator while off shore power and mistakingly turned on both ACs.
Flipped a breaker and can't find it. Already checked the 3 obvious ones (main breaker box, GFI outlet in bathroom, and an AC breaker on the generator).
Generator works great. Fridge and microwave work on generator but the AC won't.

Is there another breaker or GFI that I'm missing? Any thoughts on where it is?

[jimcol]

Often times these breakers don't flip enough to make it evident the breakers has blown. I'd start in the breaker box and operate each breaker off then back on, starting with the one labeled AC. (I say this because many have reported the labeling to be incorrect.)
I believe most air conditioner units today have a delay built into them so it can take 120 seconds or so for the unit to start once the power is restored to the unit.

[rohrmann]

Are you sure it wasn't the breaker on the generator that tripped?

[Sksharylk]

Thanks! I flipped that breaker as well. Heard there may be another deeper in the gen?
Also, I imagine I need to have the generator running when flipping breakers (?)

[Sksharylk]

Good to know. Thank you. Will try again.

[Foldbak]

Originally Posted by Sksharylk

Thanks! I flipped that breaker as well. Heard there may be another deeper in the gen?
Also, I imagine I need to have the generator running when flipping breakers (?)

Gen doesn't need to be running to reset the breaker and I don't think there are other hidden breakers. But I've been know to be wrong

[richeyb]

I have the Cummins Onan Gen, installed in my 2017 Montana High Country 380. Every time I try turning on both ACs it kicks the circuit breaker on the generator panel. Once I restart I get generator back on it takes a while for it to come back on line.