New Liftmaster Garage Door Opener Tripping Breaker

You could have a weak circuit breaker or a bad gcfi electrical outlet.

New liftmaster garage door opener tripping breaker.

The breaker tripped again and wouldn t reset. We design and engineer residential garage door openers commercial door operators and gate entry systems. I d advise a temporary test using an extension cord plugged into a known different circuit to plug in the garage door opener in to for 2 or 3 days and see if the gfi breaker continues to trip after the opener has been removed from the circuit. The garage door at my girlfriends house keeps tripping the breaker.

So in here now i manually opened the door. It rained very hard last night and all yesterday the home inspector told her the ground for the garage was not optimal. I think the op s new garage door opener has a fault tripping the gfi breaker. I replaced the breaker its a qo 20a thinking it was bad but it kept tripping.

Only thing on the circuit is the opener and a flourcent light. A short in one of the light sockets could also cause that problem. A bad drive motor could cause the circuit breaker to trip. Chamberlain group cgi the corporate parent company to liftmaster chamberlain merlin and grifco is a global leader in access solutions and products.

Finally it s possible the garage door opener s motor has burned out and isn t operating at all. A few weeks ago the breaker that my garage door opener and motion light are connected to tripped. It worked fine the other day. The wiring in my garage is on the fritz.

A short in the control board or the wiring of the garage door opener could also cause that problem.