Finally it s possible the garage door opener s motor.
How to fix broken garage door opener.
Most chain drive openers suggest you tighten the chain so there s about 1 4 in.
The keypad doesn t work firstly check that you re using it within the range required for your opener.
It s also possible that the circuit breaker fuse or gfci outlet powering the door opener circuit has tripped or burned.
You may also need to reprogram your keypad or replace the batteries in it.
You can save yourself a lot of time and money by checking the door over first.
Of slack from the rail to the chain check your manual.
As with many such problems the most common problem is the simplest one the motor unit has been unplugged.
Over tightening the chain will put excess wear and tear on the shaft and gears.
Also verify the antenna on the motor unit is in the proper placement.
However sometimes the garage door itself is the problem.
Garage door won t open all the way.
It s easy to blame the opener itself if your garage door doesn t open as expected.
Check the chain tension.
If you re too far away this can cause a.