Liftmaster 41a5034 replacement safety sensor beam photo eye repair kit 041a5034.
Garage door motion sensor repair.
Open the garage door.
Whether you need a full installation a sensor replacement or a simple garage spring or cable repair we ve got you covered.
Attempt to close the garage door using a remote.
Use a pair of wire cutters to cut the white and black wire about an inch from the sensor.
If done correctly you ll have disconnected your safety sensors from your garage door.
Cycle the garage door through the opening and closing actions using the control on the garage wall.
Reattach the cut wires to the new sensors.
4 7 out of 5 stars 1 660.
5 0 out of 5 stars 2.
The door should stay open and the motor unit lights should blink.
Remove any debris dust or cobwebs from the electric eye lenses on each sensor with a clean rag.
Place a box or similar object between the safety sensors to block the sensing beam.
Cut the wires about 1 inch 2 5 cm from the safety sensor.
We also do commercial garage door installation and repair.