Motors have vents in the back and a fan that cools them. This same fan can suck in moist air and cause the GFCI to trip. You don’t want to block the vent just keep it from taking on excessive moisture. -If the breaker trips as soon as you turn it on and the pump area is dry then you may have a bad breaker or motor.
In this way, how do I reset my pool breaker?
Simply so, how do you reset the GFCI on a pool pump?
Accordingly, why does my Pentair pump keep shutting off?
Overheating. For safety reasons, many pool pumps are designed to shut off automatically if they begin to overheat. The mechanisms that perform this task are known as thermal overload switches. If your pump continues to shut off, it could mean that the thermal overload switches are going bad.