These error code explanations can help you diagnose a problem with your Genie screw-drive garage door opener. For repair how-to help, visit the PartsDirect repair help section, which includes repair help for garage door openers, major appliances, lawn and garden equipment, vacuum cleaners and more. Search for your model number to find a complete list of parts for your garage door opener.
Genie ScrewDrive series garage door openers signal errors with the red and green LEDs next to the Learn button.
Red LED flashes twice, pauses and repeats, and green LED is ON
Safety reversing sensor beam is obstructed or misaligned
Remove the obstruction between the safety reversing sensors. If there's no obstruction, realign the safety reversing sensors. Replace the safety reversing sensors if defective.
Safety reversing sensors
Red LED flashes twice, pauses and repeats, and green LED is OFF
Safety reversing sensors are disconnected or defective
Reconnect the safety reversing sensor wires. Replace the wire if damaged. If the wires are okay, replace the safety reversing sensors.
Red LED flashes 3 times, pauses and repeats, and green LED is ON
Safety reversing sensor interference
Direct sunlight can interfere with the safety reversing sensor beam. Install the sending sensor (the one with the red LED light) on the side of the door that's exposed to the most direct sunlight to minimize interference. Move or eliminate any sources of infrared beams such as infrared sensing flood lights near the garage door.
Red LED flashes 4 times, pauses and repeats, and green LED is ON
Receiver control board is defective
Unplug the garage door opener and replace the receiver control board.