Legacy Garage Door Sensor Blinking Red

Once you push this button the light on the garage door opener will flash twice.

Legacy garage door sensor blinking red. Circuit board safety sensor green red. Order replacement parts for the overhead door legacy 800 garage door opener. A red sensor indicates a problem. 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. Be careful not to scratch the lenses. Raise the garage door using the control button on the garage wall or the remote control unit from a vehicle.

If one or both of the lights are off check the fuses breakers and plugs for problems. Carriage belt drive sprocket owner s manual. Look for small led lights on the sensors. If your garage door opener is still blinking try realigning the safety reversing sensors.

Red sensor lights are an issue because they should generally be green. If this doesn t fix your problem then the problem is more than likely the safety reversing sensors. If just the red source led is out unplug the mechanism check the wiring and plug it back in. You might also have a receiver with a light that instead of turning off changes color to red or starts blinking when the infrared beam is broken.

When the infra red sensors are malfunctioning usually one of the sensor lights will be blinking. At that point a homeowner may want to try. If both the red source and green sensor lights are on and not blinking then the door mechanism is working properly. Once you see the double flash press the control button on the remote control.

Each of the garage door sensors has a small status light that stays on at all times on the transmitter side and turns on at the receiver side only if there s a clear path between them. The transmitters remotes will not work to close the garage door. If getting debris away from the door makes no difference then there s more to the story. Check the garage door photo eye and try cleaning the lenses on both sides of the door.

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. Use a soft cloth and a glass cleaner that doesn t streak or a pre packaged lens cleaner designed for eyeglasses and camera lenses.