(1) Remove the outer vertical axis (par.
(3) Remove all burs and minor scratches.
Replace all damaged parts.
(2) Remove the horizontal circle drive (par.
c. Reassembly and Installation. Refer to figure 66
and reassemble and install the horizontal circle drive.
(3) Remove the illumination cable connector
d. Adjustment. Refer to paragraph 16 and adjust
the horizontal circle drive.
(4) Remove the leveling screws (par. 117).
119. Illumination Socket
b. Cleaning, Inspection, and Repair.
a. Removal and Disassembly. Refer to figure 66
(1) Clean all metal parts with an approved
and remove and disassemble the illumination socket.
cleaning solvent and dry thoroughly.
b. Cleaning, Inspection, and Repair.
(2) Inspect the housing for cracks, burs, and
(1) Clean all metal parts with an approved
other defects.
Inspect the threaded
cleaning solvent and dry thoroughly.
portions for worn or damaged threads.
(2) Inspect the insulation for cracks and other
(3) Remove all burs. Replace a defective
defects. Inspect the mounting hardware
horizontal circle housing.
for worn or damaged threads.
c. Installation.
(3) Replace all worn or defective parts.
(1) Install the leveling screws (par. 117).
c. Reassembly and Installation. Refer to figure 66
(2) Install the illumination cable connector
and reassemble and install the illumination socket.
(3) Install the horizontal circle drive (par.
120. Horizontal Circle Housing
a. Removal.
(4) Install the outer vertical axis (par. 115).
Section XV. RIGHT SIDE AXIS BEARING, VERTICAL CLAMP, TELESCOPE AXIS, LEFT SIDE AXIS
BEARING, VERTICAL CIRCLE, VERTICAL CIRCLE HOUSING, AND VERTICAL CIRCLE PRISM CARRIER
121. General
(2) Remove the vertical slow-motion screw
The right side axis bearing serves as a support for
the right end of the telescope axis and houses the
(3) Remove the inverter prism (par. 100).
micrometer circle assembly.
The vertical clamp
(4) Refer to figure 67 and remove the right
assembly is mounted on the telescope axis and is used
side axis bearing and vertical clamp.
to clamp the telescope in position at any point in the
b. Disassembly.
Refer to figure 68 and
vertical plane. The vertical clamp assembly works in
disassemble the right side axis bearing and vertical
conjunction with the vertical slow-motion screw to make
clamp.
slow and precise adjustments of the telescope in the
c. Cleaning, Inspection, and Repair.
vertical plane.
(1) Clean all metal parts with an approved
cleaning solvent and dry thoroughly.
122. Right Side Axis Bearing and Vertical Clamp
(2) Inspect the right side axis bearing for burs
a. Removal.
and cracked or broken casting. Inspect
(1) Remove the micrometer (par. 106).
the vertical clamp and
81
AGO 5078A