Garage Door Not Closing Sensor Light On

Loosen the small nuts that hold each sensor to the l brackets with a small adjustable wrench.

Garage door not closing sensor light on. The garage door sensor yellow light and the green light together create a solid illumination. Sunlight can cause interference with garage door opener safety sensors preventing your garage door from closing. Garage door opener manufacturers state in the owner s manual that either the sending or receiving sensor needs to be in the sun and this varies by manufacturer. The transmitters remotes will not work to close the garage door.

If your door control has a lock button it may have been turned on. When the lock button is on the garage door opener will work from the door control but the remote controls are locked out. If you find the lights turned off in one or both the sensors it indicates that there is a problem in power supply. Clutter or obstructions that block the sensor are the first problems to look for if your door won t close or in extreme cases open at all.

If you have issues closing but not opening your garage door chances are you have a problem with your safety sensors. If they re turned on in both the sensors then there is no issue with the power supply. You ll need to first equip yourself with a wrench of some sort and a tape measure. Cleaning and adjustment remove any debris dust or cobwebs from the electric eye lenses on each sensor with a clean rag.

Loosen the nuts just. When the safety sensor is not properly aligned or something is obstructing the light beam the garage door will fail to close. These sensors are designed to ensure that nothing is in the way of the door at the bottom of the opening. They only have an effect on the closing of the door so if your door opens but does not close it might be the garage door sensors.

The problem is either due to a blocked path between the sensors dirty eyes loose wires at the sensors or at the motor head or just bad sensors. Safety sensor orientation by brand should be as follows. The sensors only work when the door is in the process of closing. Nowadays for safety reasons most garage doors have them.

If you do not see a solid illumination or your garage door is not working the problem is most likely due to the sensors being out of line. So how do you fix this issue. Cycle the garage door. The liftmaster garage door opener lights will flash for ten times.

Adjust each sensor in small. First check the sensor lights. Many years ago sensors weren t common. Press the lock button to turn this feature off.

For the door to close correctly without reversing the safety sensors need to be aligned perfectly and there should be nothing in the way of the light beam. Look for small led lights on the sensors. A common cause of a malfunctioning garage door sensor is lack of power supply. If something prevents the sensors from pointing directly at each other and hence break the beam the photocell will reverse the door from closing to opening.