If you look at the rail you can see it flex bend up.
Garage door hitting chain rail.
Firstly check that you re using it within the range required for your opener.
Measure the length of the garage door opener rails from the garage door to the motor.
Get the track where you want it and tighten the clips back down.
If you re too far away this can cause a problem with opening or closing the door.
Any tips on how to correct this.
Also verify the antenna on the motor unit is in the proper placement.
Fully opens garage doors up to 8 ft.
High garage doors is required for reliable everyday operation of chamberlain heavy duty chain drive models in 10 ft.
The chain drive rail extension kit for 8 ft.
High garage doors is required for reliable everyday operation of chamberlain chain drive models in 8 ft.
My chamberlain garage door opener rail flexes.
When it is resting on the ground the door establishes where the tracks should be.
Divide that measurement in half to find the center point on the rail.
Use chalk and mark the center of the.
You may also need to reprogram your keypad or replace the batteries in it.
Includes required 8ft chain and rail extension.
Adjusting the garage door track margins keeps the track properly aligned with the door itself.
Featuring a quick install extension rail and replacement chain the kit includes everything needed for quick and easy installation.