PS Magazine - OCTOBER 1977
PS, The Preventative Maintenance Monthly
ISSUE 299
OCTOBER 1977
f
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Getting the detenT knob firmly in
lace over the deTenT of the hand
hargiNg
assembly on your M85
machine gun not only preVenTs knob
spring wear, it alSo saves a lot of worK
and· installing
The
±hE DeteRt sTud will nqT seat in The
sloT ThaT runs thE length of The inside
of the knob. ±haT sloT is strictly for
rEmoving thE ²nob³
If you don't get The detent knob on
right, iT can fall off the gu´.
12
.
±
'
1
«
.
±7N
µ
;
²
"
;
y
Ou
field strip your
M
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resÁ
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Ãon
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e
machine gUn for cleaning, be exTra
pinÄ ±hen, when you get ready to
careful with the retaiÅing pin in tÆE
install the BolT in tÆE gun, give tÆe pin
ÇlT sÈide of the bolt assEmbly³
another look to be sure itÉs still in
When you remove The bolT from the
placeÊ
g,
The pin tends to sliP out ËÊÊ and
geT losT .
²³´ TO
,1
SNUG
PIN
An easy way to prevenT thaT after
bolT ;Emoval is To push thE bolT block
Ìeen wondering when or how The
headspace/timing gage
(nsn
4933Í
00Î535Î1217) on your Ä50Ícal machine
guns gEts inspecTEd or cErTified?
NEEDS
ANNUAL
CHeCK
iµ
If the pin, ÏÐÏ Ñ315Ò00Î591Ó2082Ô
geTs lost and you assemBle tÕe gÖn×
youØll geT a round or so off ³³Ä anÙ tÆe
bolt will fall aparT³ ±hat means gÖÚ
damageÊ
t
43Î0196 (Ðep 74) has the Ûord ÄÜÜ
on your spitting fifTies and on otheÝ
small arms gages, tooÊ
Þor instance, your M2 gage (and aßß
otÆers in paras àc and 6 of tÆe
t)
mÖst
b
inspected aÚnÖaláy ây yãÖÝ
äÐ/GÐ uniTÄ Your uniT armorer seÚds
the gage to äÐ/åÐ wiTh a äA æorm
240çwor² reQuestÜ èe sends tÆe äé
Þorm 3023 gage recoÝd witÆ tÆe Ûãݲ
reQuestÊ
±3
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