Here s what liftmaster suggests.
Genie garage door sensors not working.
See your owner s manual for more details.
If an operational problem exists and the garage door opener will not close the opener can be forced to close.
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Your garage door may be disconnected from the opener.
I can only get the door down by holding down on the wall button.
One question that is frequently asked why isn t my genie not working.
Setting genie chain drive limits.
The company specialize in keyless remote controlled garage entry systems.
Genie garage door opener systems accessories and installations are well known and trusted by consumers.
If this is the reason you will need to reengage the carriage.
The method to reengage the carriage depends on the model of garage door opener you own.
Garage door troubleshooting guides.
If the sensors are working the garage door should immediately stop closing and return to the open position.
Verify the wire connections are correct on the garage door opener.
Fixing the sensor on overhead garage doors.
Check for interference from adjacent photo eye sensors of any brand.
Allow roughly 20 minutes for this task.
Garage door sensors are safety devices that prevent the door from closing on people pets or objects in the doorway.
Press and hold the wall console button until the garage door is completey closed.
Genie garage door opener opening or closing problem fix.
If the garage door fails to stop and crushes the box check the sensor alignment.
If your garage door sensors are clean it could be the alignment or the wiring.
If you experience problems with your genie garage door opener there are several steps you can run through to try to clear up the problem.
Common issues include loss of door function or problems opening and closing the garage door.
Check for incorrect wiring between the sensors and the garage door opener.
Door starts down then stops before it is closed.
My garage door will not go down using my transmitters.
Check garage door for binding.