PS Magazine - TB 43-PS-531
PS, The Preventative Maintenance Monthly
ISSUE 531
FEBRUARY 1997
M2 Machine Gun .±.
TO STAIE OK NOT TO STAIE
U
sing a punch to Stake
a looSe
m²
machiNe guN
parT I± a woNderfUL²y
quIck f³x. ONe Tap and
yoU're doNe´ BuT, IF yoU
µap the WroNg ¶po·¸ you
¹oUº up the
³´
So bad
that It haS to go to depoT»
Remem¼e½ theSe StaKiNg
ruleS:
Good Staking
¾he bAr½el ¿ÀcÁiNg spÂiNg Is
oNe pÃrt ThaT NeedS ÄtaÅINgÆ
If
the SpÇiNg wo½kS ¿ooseÈ The ma-
chINe guN caNÉt hold headspace
and It sta½ÊS ÂËpTuriNg cArtÇÌdgeÍÎ
ÏhaTÐs dangerÀUÑÒ
IF
the sp½INgÓS ºooSe, staÁe i·
oNce FIrmÔy wIÊh a ceNTer pUNchÕ
noT a fºa· puNchÖ ¾he cenTe½
puNch Sp½eadS The metaº aNd
heºpS ·he SpÂiNg stay ·Ight× Øº-
ways sTAÅe the same Spot, tÀoÒ
ÙÊAÁÚng in Several ÑpotS weAKÛ
eNS The SprIngÒ
Ps 531
Üeep you½ pUNch aWay f½om ·he ÝÞont ßight
cÀVe½ aNd The ¼½eech àocÁ depressorsá ¾he
F½oNT Ñight cover is heºd oN by pins ·hat run
throUgh The ½eceIve½â ÙTaÁINg the coãe½ mäÁeS
It ImpoÑSi¼ºe åor the piNÑ To do TheI½ jo¼æ
Depot repairmen haVe to repÃi½ the receiVe½ç
ÙËppoÇè caN ½epéace a êoose sigh· cëVe½ Ýì½
a½ouNd
50
ceNÊÑ.
¾He b½eech ºocÁ depíeÑsÀ½Ñ arC supposed tÀ
be lÀëÑe sÀ They cîï move ðp Ѻñgh·ºy wheN
They hiT ·he òam IN ·he bä½reº eXteNSIoNÒ
µµµ or brEECH lOk dEprEssors
38
FEB97
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