Slide Lock Installation
Close door completely. Keep door closed by fastening “C” clamps on both the left and right door track against the top side of two rollers.
Remove old slide lock.
To change lock from right side to left:
Remove the bolt holding the slide arm, remove slide arm and replace it in the opening on the opposite hole and replace bolt.
Disconnect power and lifting arm of garage door opener.
Replace with new slide lock and existing hardware.
While unlocked remove the catch and throw springs.
Replace both the catch and throw springs on the opposite side from original position.