PS Magazine - TB 43-PS-443
PS, The Preventative Maintenance Monthly
ISSUE 443
OCTOBER 1989
ard the daylight cover. Without
the cover, sunlIght damages the image
Intensifer tube± One way to keep the
daylIght cover Fom disappearing is to
put it in Your pocket any time you
remove it±
²³ the cover ´ce is hArd to move-or
moves by itsel³µtell maintenance.
The cover nut needs adjusting. Never
¶rce the ´ce to Move± ·ou'll bust the
cover¸s stops and seals±
Eyeshield
¹ever tuR the eyeguºrd to ¶cus the
»¼/PVS½4. That can tea¾ It¿ Use only
the diopter ¶cus ring to ¶cus.
20
²³ the eyegua¾d moves as you ¶cus,
Loosen the eyeguÀrd' s ¶ur screws
1/4
to
±/²
tuÁ± Screws too tight cause the
eyeguard rotºÂ assembly to stick.
If
±Y±SHI±LD
mov±S wH±n
It SHouLDn't,
LooS±n
³
Scr±wS
´
to
V
turn
MOisTURe PROTeCTiON
Ãater is poison to your ÄN/PVSÅ4.
²t shorts out eLectricaL components and
causes the eyegÆaÇd to rot. Protect the
sight by keeping iÈ iÉ its case as much
²³´
89
as possibÊe. Be suÇe to set tHe case
dowË so its lÀtcÌes poiËt doÍn. Îhat
heLpÏ the case seÀL out water better.
²³ you've been out in tÐe rain, pull
the case iËseÇts aËd look ¶r moisture
be¶re you tuÑ iË the sight± Òop up
any Íater. Îell your repai¾man so he
can Let the case
a
µ.
M249
MG Bracket
T
ÌE ÓÇÀcket ¶Ç Ôounting the
ÄÕ/Ö×ؽÙ
ËigÌt
sight
on
the
Mµ¶·
ÔacÌÚËe Gun coMes
Û
witÌ
Ü
ÝØN
3¸¶¸-¸¹ºµ33»¸35µ.
ÒÀke a
Þßàe áËàÚÊ tÌE NØN is ÀDDed to ÎÒ
¹¹-5¼55ºµ¹3º¹¸.
¶·¸89
21
Ba¹eRºes
â³ your sight hÀs a ÍeÀk image or
none at all, eyeball the battery assemã
bLä ¶r di¾t be¶re you call a repairman.
åi¾t prevents a good coËtact± Wipe the
cap and spÇing clean± CLeÀn the sight
and battery contacts with an eraser±
\
Älways remove the batteries be¶re
you tuÑ in the sight. æçatteries can leak
and damage the sight.
Mounting
BRacKet NSN
T
Ìe ÝØN ¶r tÌe Ò2 ÔountiËg
ÓÇacket assembÊy ¶r your ÄN/
Î×Øè5 ËÚGÌt visÚon sÚGÌt is in ÎÒ
½¹-5¼55ºµ¹¶º¹¸ºHR,
but Ëot in
ºµ¶&P.
éet tÌe Óracket ÍitÌ NØN
5¼55¾¸¹º¸¶5º5¶¼µ.
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