Forum Discussion

Wiz's avatar
Wiz
Explorer
Jun 13, 2015

Main breaker trips with A/C and Microwave on.->RESOLVED

My main circuit breaker trips if we start the microwave when the A/C is running. Today when it happened, I forgot to turn off the AC before resetting the breaker and the A/C wouldn't start. I turned i...
Chris_Bryant's avatar
Chris_Bryant
Explorer II
Jun 13, 2015
wa8yxm wrote:
When was the last time you went, as the song is titled: Up On The ROOF,, with a tool kit and removed the covers from the A/C and gave it a good cleaning,,especially the condenser?

As heat increases and temp's in the system rise. pressure builds, the compressor works harder and harder and....... CLICK goes the breaker.


^^^This^^^
I can usually get a 1 to 2 amp drop just by cleaning the coils. Buy a good foaming, non-acidic coil cleaner.

About Technical Issues

Having RV issues? Connect with others who have been in your shoes.24,344 PostsLatest Activity: Dec 26, 2025