TM 5-6675-307-14
Figure 5-3. Optical plummet eyepiece, removal and
installation.
Figure 5-2. Telescope level, removal and installation.
b. Cleaning and Inspection.
b. Inspection and Repair.
(1) Carefully clean non-optical portion of
(1) Check vial and prisms for cracks, etching
eyepiece with clean, dry, lint-free cloth.
and defective bubble.
(2) Remove dust or dirt from lenses with
(2) Check metal parts for distortion, cracks,
optical brush or lens tissue.
or other damage.
(3) Inspect non-optical part for worn or
(3) If any damage is present, refer to
damaged threads, cracks, or distortion.
paragraph 6-2 for repair instructions.
(4) Check lens for chips, scratches, and
c. Installation. Install level assembly in reverse
etching.
order of removal.
(5) If any damage exists, replace eyepiece.
5-13. Optical Plummet Eyepiece
c. Installation.
a. Removal. Refer to figure 5-3 and remove
(1) Apply light coating of grease, Spec. MIL-
optical plummet eyepiece.
G-10924 on threads.
(2) Install eyepiece in reverse order of
removal.
5-14. Plate Level
a. Removal. Refer to figure 5-4 and remove plate
level.
5-5