Most chain drive openers suggest you tighten the chain so there s about 1 4 in.
How to fix a garage door opener.
Simple but true the remote transmitter needs power to send a signal to your opener.
Finally it s possible the garage door opener s motor.
The keypad doesn t work firstly check that you re using it within the range required for your opener.
Over tightening the chain will put excess wear and tear on the shaft and gears.
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.
Also verify the antenna on the motor unit is in the proper placement.
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Garage door won t open all the way.
You may also need to reprogram your keypad or replace the batteries in it.
If pressing the button on your garage door s remote control doesn t work check the batteries first.