Erratic Garage Door Opener

We have a liftmaster 2245 that came with the house.

Erratic garage door opener.

The main drive gear is the plastic gear that comes in direct contact with the worm drive gear on the motor. The safety sensors are letting you know the system s working but needs attention. Garage door reverses before hitting the floor. For the last couple of months the door has been very finicky about closing.

Garage door opener model 139 53315sr opens and closes randomly. It seems to be randomly picking a start and stop position like it has lost track of where the chain is at. Two possible problems can lead to a garage door reversing before it even touches the floor. Sometimes it works with the remotes sometimes by the hardwired control and sometimes by the button on the unit and other times it doesn t work at all with these.

Our garage door opener has been acting strangely and i can t figure out why. Sometimes it also goes up. Door starts to close then quickly reverses. Either way the garage door opener will win the standoff getting the appreciation and maintenance it feels it deserves.

Garage door openers have an adjustment screw that controls the closing force the pressure with which a door is allowed to descend before the motor switches off when the door reverses before it even hits the floor this is often because the close force. Garage door opener won t open all the way fix. Here are 5 common ways a garage door opener acts weird with recommended solutions. Garage door erratic about closing i have an electric garage door opener chamberlain power drive 1 2 hp i inherited with the house i bought two years ago.

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