Extend the line onto the header wall above the door spring.
Garage door opener eye alignment wiring.
Do both garage sensors need to be green.
When this safety mechanism is engaged both genie garage door openers and liftmaster opener will deactivate the wireless capability of the garage door opener.
Sometimes you get a mess of wires and you don t know what wires go where.
If the sensor doesn t receive the beam emitted by its opposite number the door won t close.
Open the door to the highest point of travel.
Press the wiring against the garage s wall and secure with insulating staples.
If it isn t then you know that the sensors need to be adjusted.
If the beam of light is interrupted while the garage door is closing the door will stop and rise back up.
Use a spirit level to see if the string is level.
The units are placed near the ground on either side of the garage door.
Start by inspecting the wires that are going into both of the sensors.
If you follow.
Installation procedures may vary according to door type.
On the chance that it still doesn t the problem could be the wiring.
Strip 7 16 inch of insulation off the ends of the black and white wires on the new eye s wiring with wire strippers.
The photo eye of an automatic opening garage door is a safety feature.
Loosen one sensor and move it until the string is level.
Now that you have made sure there are no obstructions and that both sensors are aligned properly your garage door opener should work.
Garage door sensors utilize a photo eye sensor and a beam of infrared light that goes between the two units.
To test the alignment tie a length of string between the two sensors.
Garage door sensors protect your family possessions and pets by not allowing the heavy garage door to close if there is anything in the glide path.
While inside your garage close the door and mark the vertical centerline of the garage door.
The eye send out a 1 to 2 wide been depending on the width of the door.
To all align simply adjust eh both eye until both leds on solid and not flashing or off.
How to align garage door sensors.
Chamberlain garage door opener how to figure out which wires go where.
They do this by using an electric eye sensor that crosses the doorway.