If the garage door opener closes the door with the safety sensors blocked replace the logic board.
Garage door repair sensors.
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Chamberlain 41a5034 garage door opener safety sensor kit genuine original equipment manufacturer oem part.
Chamberlain 41a5034 garage door opener safety sensor kit genuine original equipment manufacturer oem part.
Raise the garage door using the control button on the garage wall or the remote control unit from a vehicle.
Open the garage door.
Place a box or similar object between the safety sensors to block the sensing beam.
Liftmaster garage door opener pair of safety sensors 041a5034.
The door should stay open and the motor unit lights should blink.
Safety sensor eyes for 41a5034 liftmaster sears chamberlain craftsman garage door opener 1 kit updated version 2 0 3 3 out of 5 stars 665 19 95 19.
Chamberlain liftmaster craftsman garage door opener replacement safety sensors g801cb p includes 2 sensors mounting brackets and hardware.
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Inspect each sensor to make sure the green or red power indicator lights are.