Most chain drive openers suggest you tighten the chain so there s about 1 4 in.
How to fix a garage door opener.
You may also need to reprogram your keypad or replace the batteries in it.
Simple but true the remote transmitter needs power to send a signal to your opener.
If you re too far away this can cause a.
It s also possible that the circuit breaker fuse or gfci outlet powering the door opener circuit has tripped or burned.
Finally it s possible the garage door opener s motor.
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.
Garage door won t open all the way.
If pressing the button on your garage door s remote control doesn t work check the batteries first.