Start by measuring one of the sensors to see if it s at least 6 inches above the garage door.
Garage door beam alignment.
If it is note the exact height.
If an object interrupts the beam the sensor breaks the circuit preventing the door from closing.
This precaution ensures that the door doesn t close when your car is in the doorway.
Sensor path make sure nothing is obstructing the sensor beam in general garage door sensors block the door from closing if there is an object nearby.
Modern day garage door safety sensors are usually led and if the sensors are aligned correctly with the two beams connecting they should light up green.
Spray the overhead torsion or extension garage door springs with penetrating oil.
If it s not at the exact height of the other sensor you ll need to adjust it.
One of the sensors directs a beam toward the other.
We ve learned a lot over 30 years.
Our goal with the line of beamup garage door openers is to incorporate simplicity in installation convenience to make your busy life easier and a feeling of security safety every time you use them.
Our garage door opener sensors are a self diagnostic safe t beam system for garage doors alerts homeowners of improper installation or malfunctions with its new self diagnostic feature.
Take a clean cloth and very gently wipe them in case they have accumulated dust or residue of some sort.
Slide the strip to the left fold the overage back in on itself then slide back into the door groove.
Proper height for a garage door sensor is 4 to 6 inches 10 2 to 15 2 cm.
Get your garage door replacement sensors from your local overhead door distributor.
Once you have these tools.
If you have a laser level you can use it instead of a string to align your garage door.
The same mechanism kicks in when other objects are placed near the door too.
The sensors are delicate and can easily become.
As a major manufacturer supplier of the garage door opener brands you use every day the vision of beam labs was born.
For example 6 75 inches.
Spray liberally and do not wipe off excess.
Trim the weather strip to about four inches beyond the door edge.
Do not handle them more than necessary or you might well put them out of alignment.
Next you ll want to measure the second sensor.