AFMY TM 9-1240-379-34
MARINE CORPS TM 04332A-34
2-4. DAYLIGHT BODY ASSEMBLY MAINTENANCE INSTRUCTIONS.
11 Adjust elevation boresight knob
f. Turn knob (17) clockwise to its
a . Remove screw (15) and spring (16).
limit. Loosed screw (15) and rotate
diopter scale to read +4.0. Tighten
b . Remove knob (17) with scale at-
tached. Do not remove scale from
g. Turn knob (17) counterclockwise to
its limit. The diopter scale should
c. Set stop (18) against right-hand
read -4.0. If the scale does not read
s i d e of pin (19) in clutch (20).
diopter scale until 0 is midploint of
t h e knob rotation. Tighten screw
d . Install knob (17) so that pin is as
c l o s e as possible against left-hand
side of stop (18).
e. Install spring (16) and screw (15);