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jayspi's avatar
jayspi
Explorer
May 19, 2018

Should a 13,500 BTU A/C be wired to a 15 or 20 amp breaker?

Hi everyone, we bought a 2004 Colorado 5th wheel last year. We've had problems with the A/C not blowing as hard as we think it should, and the circuit breakers (mostly the main, but also the one for t...
wnjj's avatar
wnjj
Explorer II
May 22, 2018
jayspi wrote:
Our main and A/C breakers are noticeably warm to the touch when it's hot outside. Note that they're just warm now, not hot. They were almost too hot to touch before I replaced them.


There’s the answer to why it wasn’t cooling as well. Heat in the overloaded 15A breaker meant a voltage drop there. A voltage drop meant your compressor wasn't working as well as it should and adding some additional heat to the mix.

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