SOURCE: craftsman garage door opener trips the GFCI
When garage doors get sticky, bent, and the chain needs lube they will trip the controls. A door may suddenly reverse for no apparent reason, that is friction. A GFCI is real sensitive to load. Also check the wiring to the unit. Any bad connection will upset the GFCI. Check all the way back to the breaker box, sometimes the screws on the wires need to be tightened.
SOURCE: I have an electrical circuit in my home that
They put the GFI in line at the front, all the other plugs run off it. One of the other plugs, has lost ground, has lost neutral, a simple plug in tester will tell you this, find the fault, or,, you have a fluorescent bulb plugged into it. The gfi's are very sensitive, they snap at the drop of the barometer.
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