PS Magazine - TB 43-PS-445
PS, The Preventative Maintenance Monthly
ISSUE 445
DECEMBER 1989
Small Arms .±²
old
weather will stop your rifLe or
machine gun cOld if you don't play it
cool witH PM. Use these P± weapons
to figHt tHe cold war:
1•±·
Use
RBC
(NSN
6850-00±224-
6663)
to clean and ²AW (NSN
9150-
00-292²9689)
to lube your weapons
when temperatures drop below
10°F.
²AW does a much better job of with-
standing extreme cold than C²³ or
²SA´
1•µ¶
Prevent condensation Fom f·rm¸
ing inside weapons by keeping them
covered when you mOve f¹om warºth
to co»d´
That lets the weapon cool
gradually´
Keep weapon³ coveRed when
moving fROM w´RMth to cold
10
²-³
¼perate the weapon by hand every
30
minutes to keep p½rts Fom Feezing
solid¾ If parts do Feeze, mOve them
slowly and gent¿y until they move
smoothly again. THat way you won't
break partsÀ
Á•Â¶
Wipe ammo and tHe insides of
magazines
dry
beÃre
firing´
That
wipes out moisture that will FeeZe and
jam your weapon´
Wipe out magazine³ and
dRy OF aMMO befoRe fIRing
DEC 89
´µ¶¸
Never lay a hot weapon or baÄrel
On the snow´ That can caÅse weapon
parts to warp and ice to f·rº when the
weapon cools.
M2
µaCh¶NE
Gun .±.
ƕǶ
Store weapons ÈÉ a covereD,
ÊiÉDË
protected area when yoÅÌre not ÅsiÉg
theº´ Íf thatÌs not possib»e, cover theº
with a tarp or ponchoÎ That at least
Keeps ice anD snow away Foº tÏe ÐaÑÒ
rel, the sÈghts and moviÉg parÓs´
ÔÕ¶
Wait an hOÅrÖÅntil a weaponÌs
at room temperature×bef·re cleaning
a weapOn brought into a Heated aÑea
Fom the cold. The weapon wi»l sweat´
Øf you clean and lube tHe weapon be-
Ãre it quits sweating, the sweat Feezes
when you take it back outside´
A Stake in Staking
I
f the bÙÚel lockÛng spÑingÌs loOse,
tHe M2 Loses Headspace´
Wrong
Headspace means ruptured cartridges
and maybe even injury or death! At
Üeast weeklyÝ ÞeEl the spring f·r looseß
ness´
If itàs ¿Ooseá stÙke it´ BÅt use a flat
puncH, not a center punch´ The fâat
puncH will spread the meta¿ and Help
tHe spring stay tigHt´
dEC 89
11
ãonÌt
stÙke
the
breech
»ocä De-
pressorsÝ thoÅgh´ Theyåre sÅpposeD to
be loose so they can æove Åp slÈghtly
when they hit the cam in the baÑÑel
extension´
BReech Lock
depRe³³oR³
aRe ³UPPo³ed
to Move· DOn't
stake them!
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