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TABLE 6.1 PREVENTIVE MAINTENANCE CHECKS AND SERVICES FOR ATN NVM-14
(CONT.)
Item
No.
Interval
Location Item to
Check/Service
Procedure
Not Fully Mission
Capable If
17. Before/After Demist Shield
Inspect for dirt, dust, scratches or
damage. If necessary, clean when
shield is dry with dry lens tissue only.
Damage or scratches
hinder vision with ATN
NVM-14 on.
18. Before/After
Sacrificial
Window
Inspect for dirt, dust, scratches, or
damage. If necessary, clean.
Damage or scratches
hinder vision with ATN
NVM-14 on.
19. Before/After 3X Magnifier
Inspect optical surface for dirt, dust,
scratches or cracks.
Damage or scratches
hinder vision.
20. Before/After Carrying Case
Remove all items and shake out loose
dirt or foreign material. Inspect for
tears, cuts, excess wear or damage to
mounting clips.
21. Before/After Shoulder Strap
Inspect for cuts, tears, or excess wear
or damaged clips.