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INTERVAL &
SEQUENCE
B
D
19
20
21
NOTE
Damaged optional items (compass, IR spo/flood, sacrificial
window, demist shields) do not cause the entire end item to
be "not fully mission capable". However, the damaged item
should be replaced as soon as practical to restore full capabil-
ity of the system.
11
23
24
2-8
NO.
ITEM TO BE INSPECTED/
A
TILT ADJUSTMENT - Verify knob locks tilt in
place and full range of tilt is available with knob
loosened.
SOFT CARRYING CASE - Remove all items
and shake out loose dirt or foreign material. In-
spect for tears, cuts, excess wear or damage
to mounting clips.
SHOULDER STRAP ASSEMBLY - Inspect for
cuts, tears or excess wear of damaged clips.
ACCESSORY ITEMS
DEMIST SHIELDS - Inspect for dirt, dust
scratches or damage. If necessary, clean
when shields are dry and with dry lens paper
only.
LIGHT INTERFERENCE FILTER (LIF) - In-
spect for dirt dust, scratches or damage. If
necessary, clean with water and dry with lens
paper.
IR SPOT/FLOOD LENS - Rotate IR focus lens
to ensure free movement.
PROCEDURE
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