The second line of defense is a set of infrared sensors which should be mounted 4 to 6 above the floor on each side of the garage door frame.
Garage door pressure sensor adjustment.
Garage doors may display a variety of symptoms if sensors need attention.
How to troubleshoot a garage door opener if the closing force probably needs adjusting.
This video details how to adjust the opener force and travel of the door.
On the garage door motor there will be two knobs or dials to adjust the opener and the reverse sensor.
A garage door opener with an improperly adjusted closing force can damage the door or worse injure a child.
If any object blocks the path of the infrared sensors the garage door opener will not activate or will reverse if operating.
Setting the force controls can be an easy diy.
Adjust the garage door opener mechanism.
Since then genie has worked hard to make their radio controlled residential garage door openers a household name.
Two dials on the side of the motor head regulate the down settings.
Contact the genie company directly for model specific adjustment instructions.
Adjusting these dials alters how far the garage door travels while closing and how much force in kilograms the motor uses.
Adjustment instructions for genie garage door openers may vary by garage door opener model.
Changes are necessary if the door reverses during closing moves with too much force or strikes the ground and moves back to the top.