Access the opener s motor unit with a ladder.
How to repair garage door electric eye.
The installation instructions for a craftsman door opener call for installing the sensors 6 inches.
If the opener activates the diagnosis is that there is a short and or bad connection in either the wall switch or in the wire leading from the switch to the opener.
Slide each garage door sensor downward so it is as.
Evaluate the problem you are having with the garage door.
Disconnect the wires from the wall switch to the opener at the opener.
Now try the remote control.
This is the first thing you should check when your garage door won t close.
Use a multimeter to test the function of the switch and the continuity of the wires.
Don t take them all the way out.
Check to make sure nothing stored near the garage doorway is obstructing the sensors.
Press the quick connect tab holding the black wires with a.
Squeeze the tube so it makes an oval shape instead of it s normal round shape and slip it over the body of the electric eye unit so it extends about 2 3 inches 5 1 7 6 cm past the end of the electric eye.
If the garage door goes up but does not close or only partially closes then reopens.
They are very.
How to adjust a photo eye on a garage door.
How to troubleshoot the electric eye in a sears craftsman garage door the safety sensors.
The most common cause of sensor malfunction is also the easiest to remedy.
How to bypass your garage door eye sensor with a double car garage.
This video was put together to quickly show you how to align your safety eyes for liftmaster chamberlain sears genie precision marantec brand garage door openers.
Turn off the power to your sensors by tripping the fuse for your garage.
Loosen the screws that mount each of your garage door sensors.
Locate the white and black wires entering the motor from the two.
Turn off the circuit breaker at the main electrical panel that supplies power to the garage door opener.