34
ARMASIGHT by FLIR
PVS-14
U S E R M A N U A L
NO. INTERVAL
LOCATION,
CHECK/SERVICE
PROCEDURE
NOT FULLY MISSION CAPABLE IF...
NOTE
:
If the monocular fails this highlight cut-off
test, it does not cause the end item to be
non mission capable. However, it should be
sent to higher level of maintenance as soon
as possible.
Check gain control for free movement and
operation per paragraph 3.3.8.
Knob does not move freely, or
does not vary the gain.
4 Before/
After
Monocular
Inspect for cracks or damage. Scratches,
cracks, chips and gouges are OK if
operation is not affected.
Cracks or damage in the
monocular.
5 Before/
After
Eyepiece
Lens
Rotate diopter adjustment to make sure
the eyepiece lens moves freely and is not
loose. Range is approximately ½ turn.
Binding does not move freely
or is too loose.
6 Before/
After
Eyecup
Inspect for dirt, dust, cracked or torn
eyecup. Inspect for bent, broken, or
improperly fitting eyepiece lens. If
necessary, clean with water.
Chips and cracks are
permitted on the eyecup
retaining rings as long as
they do not interfere with
installation of eyecup.
7 Before/
After
Eyeguard
Inspect for dirt, dust, cracked or torn
eyeguard. Inspect for bent, broken, or
improperly fitting eyeguard. If necessary,
clean with water.
Chips and cracks are
permitted on the eyeguard
retaining rings as long as
they do not interfere with
installation of the eyeguard.
8 Before/
After
Objective
Lens
Rotate focus ring to ensure free movement
(range is approximately 1/3 turn). Check
objective lens for chips, cracks and dents.
Check the infinity focus locking ring for
tightness. Check for cracks.
Focus ring is binding or stuck.
Chips, cracks, or dents
prevent full field-of-view or
the ability to focus.
Cracked or loose.
9 Before/
After
Neck Cord
and Objective
Lens Cap
Inspect for cracked, torn, or missing
objective lens cap. Inspect neck cord for
cut, damaged, or loose ends.
Re-tie ends if necessary.
Damaged.
10 Before/
After
Viewed
Image
NOTE
:
Operator may use the TS-4348/UV to
check resolution.
Refer to paragraph 4.3 to inspect for
operational defects.
Flickering, flashing, edge
glow, or shading is observed.
TABLE 4-1. CONTINUED
