TM 5-6675-270-15
a. Removal.
(1) Remove the vertical collimation housing
(2) Refer to figure 5-16 and remove the
vertical circle assembly.
b. Installation.
(1) Refer to figure 5-16 and install the verti-
cal circle assembly.
(2) Install the vertical collimation housing
5-27. Collimation Slowmotion Screw
Assembly
the collimation slowmotion screw assembly.
the collimation slowmotion screw assembly.
c. Adjustment. Adjust the collimation slow-
motion screw (para 2-9).
5-28. Reading Lens Assemblies
a. Removal.
(1) Remove the horizontal circle prism as-
sembly (para 5-10).
(2) Remove the vertical collimation housing
and vertical collimation lever assemblies (para
(3) Refer to figure 5-17 and remove the
reading lens assemblies.
b. Installation.
(1) Refer to figure 5-17 and install the
reading lens assemblies.
(2) Install the vertical collimation housing
and vertical collimation lever assemblies (para
(3) Install the horizontal circle prism assem-
bly (para 5-10).
5-29. Illumination Lens Assembly
a. Removal.
(1) Remove the horizontal circle assembly
(2) Refer to figure 5-17 and remove the il-
lumination lens assembly.
b. Installation.
(1) Refer to figure 5-17 and install the
illumination lens assembly.
(2) Install the horizontal circle assembly
disassembly, assembly, and installation.
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