17 CHECK AND ADJUSTMENT
when screws A, B and C are turned clockwise (the direction for tightening them), the laser pointer, as
seen on the target from the standpoint of the GPT-3100N, will move in the direction shown in the
The direction of the laser pointer
As seen from above
zTighten the 3 screws so that they are equally tight.
zDo not lose the rubber caps of the adjustment screws.