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4、TEST THE PHOTO EYE SAFETY SYSTEM
Note: If the garage door operator closes the door when the safety sensor is
obstructed, call for a trained door systems technician.
4.3 If the door does not stop and reverse, check:
--if the sending sensor and receiving sensor are
properly aligned.
--if the wiring of sensors are properly connected.
4.1 While the door is fully opened,
lay a box under the door to block
4.2 Close the door with remote control. The door
should not move, and the garage door operator lights
will flash three minutes. Screen shows 4.
To reset operator, remove the box, press the wall
control button, the door should be operated normally.
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