TM 9-1240-400-34&P
SETTING UP V-BLOCKADAPTER ASSEMBLY
1
Secure parallel bar (1) to left side and rear edge of
leveled surface plate (2) using two C-clamps (3).
2
Place fixture plate (4) (figure 11, appx D) on surface
plate (2), flush to parallel bar (1), and next to rear
edge.
3
Secure V-block adapter (5) using two studs (6), two
washers (7), and two nuts (8) on left side of fixture
plate (4).
4
Place collimator telescope (9) on V-block adapter
(5) and plumb the vertical reticle line to a plumbline.
Secure collimator telescope (9) in this position by
tightening screw (10).
5
Position test target (figure 8, appx D) at a distance
of 50 ft (15 m) and superimpose the crosslines of
test target to reticle of collimator telescope.
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