Look for small led lights on the sensors.
Genie garage door safety sensor not working.
If it is be sure that the lenses are mounted five to six inches from the floor on either side of the garage door opening.
You can also disconnect the sensors altogether but doing this will prevent most garage doors from working.
Check to see if the emergency release cord was pulled recently check to see if the screw inside the rail is turning.
For safety purposes do check the sensors of the garage doors are working correctly or not.
If the door does not close completely without hesitation.
You will find that the door will only move an inch or so in the close direction and reverse.
Make sure the carriage is engaged.
If your sensors or garage door motor is blinking or your door doesn t close it s a sign you could have faulty sensors.
A common cause of a malfunctioning garage door sensor is lack of power supply.
If you find the lights turned off in one or both the sensors it indicates that there is a problem in power supply.
If they re turned on in both the sensors then there is no issue with the power supply.
If just the red source led is out unplug the mechanism check the wiring and plug it back in.
Two types of accidental obstructions can cause the safety sensor to prevent a garage door from closing.
Cycle the garage door through the opening and closing actions using the control on the garage wall or the remote unit from a vehicle.
If you feel any kind of disturbance call an expert.
Check for and clear any obstructions in its way.
Luckily you can set most automatic garage doors to a manual mode to bypass the sensors.
If one or both of the lights are off check the fuses breakers and plugs for problems.
The transmitters remotes will not work to close the garage door.
If the screw inside the rail us turning and the carraige is engaged but the door is not moving replace the carriage.
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.
The first is an obstruction in the path of the door and therefore in the path of the sensor.
As they are mechanical parts they will need oiling from time to time.