31 Set parallax distance to 130 meters + 10 meters by
rotating objective (19) on projector collimator (10).
Check that all screws and lockwashers are present and tight.
Check that mounting surfaces are clean and free of nicks and burrs.
Check that M115 panoramic telescope is free of dirt, corrosion, and foreign matter.
Check that paint is not chipped.
Check that all parts are present and free of damage.
Install M115 panoramic telescope (1), four
washers (2), and four screws (3) on adapter
Using dioptometer (5), check reticle focus for
optimum focus of minus 0.75 to minus 1.0
If adjustment is required, remove two setscrews
(6) and rotate eyepiece (7) until optimum focus is
Apply sealing compound (item 10, appx C) to
threads of setscrews (6).
Install two setscrews (6).