TM 9-1240-400-34&P
ELEVATION LOCKING TORQUE
1
appx D), check torque resistance of lever (1). A
torque of 15.00 in.-lb (1.69 N-m), applied
counterclockwise, shall not move lever from the
detent position.
2
With lever (1) in detent position, use torque adapter
(figure 1, appx D) with torque wrench to apply a
torque of 5.00 in.-lb (0.56 N-m) to worm (2). The
line of sight of the collimator telescope (3) shall not
change.
ELEVATION ADJUSTING RANGE
1
Turn lever (1) clockwise to pin (2) to release worm
(3).
2
Rotate worm (3) to elevate and depress collimator
telescope (4) at least 25 degrees (444.45 mils) as
measured by gunner's quadrant (5), held by hand
on parallel bar on top of locking clamp (6).
4-27
