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  1. J

    pump runs 1/2 hour or more and then trips breaker

    The new switch didn't help. Seems like it is an intermittent short in the conduit beneath deck running to pump. It is tripping right away now. When I capped the line before it goes from the house under the decking it isn't tripping. I give up and will be calling an electrician who hopefully...
  2. J

    pump runs 1/2 hour or more and then trips breaker

    Thanks. I have checked all the connections I could find. Probably missing something somewhere. I am going to try a new switch today to make sure it isn't that and then will likely give up. I am an electrical engineer so I don't yield quickly on these things but if it comes down to running...
  3. J

    pump runs 1/2 hour or more and then trips breaker

    No it is a regular breaker connected to the pump. The outlet that is there which is tied into the pool light is on a gfci outlet. I have also replaced the breaker with another one of the same ampacity and they both tripped.
  4. J

    pump runs 1/2 hour or more and then trips breaker

    I am pulling my hair out on this. My pump motor runs 1/2 hour to even 2 hours and then the breaker trips. It doesn't seem hot and this is happening even at night. It is not getting wet. I cleaned the cartridge filter and have made sure that the back-pressure is low. I don't see and clogs...