When the infra red sensors are malfunctioning usually one of the sensor lights will be blinking.
Genie garage door safety sensor blinking.
Check out this simple video about how to fix this issue.
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Since the lack of power supply is a common problem check the wires around the sensor when the led lights are not flashing.
Once you see the double flash press the control button on the remote control.
If your garage door opener is still blinking try realigning the safety reversing sensors.
If the problem persists check to make sure the garage door is in good enough condition to open i e not rusted make sure the door is not in vacation lock mode and the force settings are correctly set up.
The solution might be simpler than you think.
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.
You might also experience your garage door opener not working which can be a huge inconvenience.
Many times the malfunction can be due to a loose connection or broken wire.
Whether it won t open won t close or only responds intermittently there s a lot of frustration in a garage door that just won t do what it should.
If not re engage it.
Often when there s a blinking green light the door also won t operate with the remote.
Otherwise the light is generally on steady green instead.
Replace broken chain belts sprockets or pulleys.
Check the status led light.
Opener runs but the garage door does not move screw drive models make sure the carriage is engaged.
If this doesn t fix your problem then the problem is more than likely the safety reversing sensors.
Blinking sensors on a garage door usually aren t a good thing because they re often coupled with the garage door not working the way it should.
Two types of accidental obstructions can cause the safety sensor to prevent a garage door from closing.
Blinking green sensors generally mean that the door has detected a fault or a safety issue so it s a way of letting a homeowner know there s a problem.
Sweep the garage floors and look through the sidings to ensure that there are no objects to obstruct the door.
If it is blinking try unplugging the mechanism for a few seconds.
Check to make sure the chain belt assembly is not broken or off its pulley.
Check to make sure the pulley is not boken.
The transmitters remotes will not work to close the garage door.
Is your garage door opener blinking.
Once you push this button the light on the garage door opener will flash twice.
The first is an obstruction in the path of the door and therefore in the path of the sensor.