TM 9-5855-253-10
2-8. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) (CONT)
(Sheet 4 of 8)
TABLE 2-1. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (CONT)
A - After
B - Before
D - During
Interval
Equipment is not
Item to be inspected
Item
ready/available if:
Procedure
B
D
A
No.
Repeat (a), (b), and (c) above until heavy
contamination is removed. Clean lens in
small sections by applying denatured al-
cohol (Item 4, Appendix D) and gently wip-
ing with clean cotton pad (Item 2,
Wiping motion should be accomplished in
one direction only. Discard cotton pad after
using. Do not use again.
Rinse lens with potable water.
Dry lens by wiping lightly in a single direc-
tion with clean cotton pads.
During freezing weather, ice may be melt-
ed from the lens by using heating pad
pack (Item 3, Appendix D) from Arctic Kit.
Z
Internal condensa-
Inspect for internal condensation inside
4
tion present.
eyepiece.
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