After investigation it seem that the sensor was broken because the red lights were blinking without stopping even though nothing was in the path for it to close.
How to replace rpm sensor garage door.
Attempt to close the garage door using a remote.
It seems replacing my genie garage door sensors was the only fix.
We tried re aligning it but to no avail.
If the garage door opener closes the door with the safety sensors blocked replace the logic board.
If the rpm sensor breaks the garage door only moves 6 to 8 inches at a time and the led light flashes 5 times.
Replace the rpm sensor with the manufacturer approved replacement part.
The repair guide and video show how to replace a garage door opener rpm sensor in 6 steps.
How to replace a chain drive garage door opener rpm sensor liftmaster rpm sensor you replacing the rpm sensor on a garage door opener you how to replace a chain drive garage door opener rpm sensor.
Place a box or similar object between the safety sensors to block the sensing beam.
If your chain drive garage door opener s led light flashes 5 times and the door moves just a few inches at a time the rpm sensor might be the problem.
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Open the garage door.
The door should stay open and the motor unit lights should blink.
The last resort was replacing the broken sensor.