Liftmaster Garage Door Opener Motor Runs But Chain Doesn T Move

If you are able to raise your garage door easily it is not the problem.

Liftmaster garage door opener motor runs but chain doesn t move.

If this fixes the problem then oil the door and turn the screws back down until it no longer opens and closes and then turn 1 8th back up. Get up on a ladder and look at the top of the unit. Sometimes homeowners will find that their automatic garage door opener runs but the door doesn t move. Try running the opener while you are up there too.

Those are the two blue screws. This indicates that something in the opener system has malfunctioned. As the shoe moves into the trolley the emergency release should reset but if the release i. We design and engineer residential garage door openers commercial door operators and gate entry systems.

My old 15 years liftmaster chain garage door opener is making noise at motor driver gear part when the chain is going up with or without door engaged. If the cord has accidentally or purposely been pulled the automatic door opener will not work until the chain is re engaged. Press the remote or the wall mounted start switch listen to the motor and watch the movement of the chain. Automatic garage door opener runs but door doesn t move.

They can hear the motor going but the door itself is not opening. This process varies by manufacturer and model but many openers can be re engaged by pulling the emergency cord a second time. It sounds like the chain might not be on the sprocket that drives it. 3 if the chain still doesn t move check the force settings on the motor head.

Turn them to clockwise to max and try again. If the chain or belt moves then the opener motor is ok and the problem is probably at the emergency release. If the motor hums but the chain doesn t move that indicates a problem with the motor. The motor will run but will not move the chain.

The next step is to attempt to open your garage door manually. This will determine if the issue is connected to the door itself or the opener. The motor should be driving a chain or belt. I put a lot of wd40 into drive gear and chain.

A professional garage door technician will be able to tell you whether it is best to replace the opener or repair the old one. This is frustrating especially if you re trying to get your car out of the garage. Detach the opener by pulling the emergency handle downward.