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MALFUNCTION
16 C o m p a s s
display is not
clear
17. PVS-7 does
n o t s h u t o f f
when exposed
to high light test
under day light
or bright room
light.
TEST / INSPECTION
Visual
Perform the follow-
ing tests under day
light or bright room
light
Place the lens cap
o n t h e o b j e c t i v e
lens. Tur n PVS -7
on and observe that
they shut off within
70 (± 30 ) seconds
after energized
Turn goggle off and
then on to re-ener-
gize
CORRECTIVE ACTION
Make sure the PVS-7 is
focused for infinity. If so
and compass display is
still not clear refer to high-
er level of maintenance
If damaged, refer to high-
er level of maintenance
3-5
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