PS Magazine - SEPTEMBER 1978
PS, The Preventative Maintenance Monthly
ISSUE 310
SEPTEMBER 1978
M2MGBolt
When you install the bolt of your
M2
macHin
.
e
gun, be sure the bolt switch is in the right posI-
tion±
²n other words, t³e switch must be in the same
position as the belt Fed lever (right´or Left´hand
feed)±
²f you reverse the switch and µrget the feed
lever, a coupla' things can happen:
1.
You won't be able to get the
boLt all the way back.
2±
YoU can damage the boLt
switch and Fed lever.
REMemB±r: L²V²³ AlD
SWITCH
bOTH
mUst
´µ S¶t
Fo· J.¸f¹-haºd »¼½¾ ¿À
ÁÂÃ
RiGht-HAND FEed/
.-±
Bol²
³w´²cµ
³¶² rg
M85 NSN Changes
Dear SFC
]·
ÄÅ
Y.,
Dear Hal-Mast,
We need some good stock
numbers fOr the Lock washer
.
that goes on the M85 machine
gun caRridge defLector and for
the receivEr cover quick±reLease
pin² Can you heLp?
¸ock¶² µ¶a¹
Sure can± You can get the lOck
washer for the de²ctor plate with
NSN
5310ÆÇÇÆ159Æ62Ç9È
It was prev-
iously listed as NSN
531ÇÆÇÇÉ74ÇÆ
7Ê17 Ë
The new qu³ck release pin ´ a
little longer than the original µ now
can be had with NS¶
534ÇÆÇÇÆ768Æ
8576È
The socket head screw for the
de·ectoR plate i¸ still available
Under NSN
53Ç5ÆÇÇÆ983Æ666ÌÈ
/:!
º&O»¼ <½¾¿>
²³²
PuLL in CLeaner Air
¶aving problemS on your tank
air restriction indicators?
·f the engine compartment of
your tank is dirt¸ the air intake
assembly wiLl pull dirt into t³e
air cleaners ¹ which load up in a
hurry and push the air restrictor
indicator to redº
When the indicators show red a few minutes or a few miles after the
»Lters have been c¼eaned, do this½ ChanGe the air intake assembLy so it is
puLLing air ¾om the crew compartment instead of the engine compart¿
ment, and clean the »Lters again±
This will hold you until the next scheduled
service when you puLl the pack and give t³e
engine compartment a good cleaning± Àhen you
can switch back and Get the air ¾om t³e engine
compartment aGain±
'CouRse,Áhe season has something to do with it,
too± You crewmen wilL ride a lot cooler if ÂOu're
p
ulLinG the air ¾om t³e crew compartment, and
t³atÃs what you want in the summer± ²n the
winter, you'll ride warmeÄ if the air is being
pulled ¾om the engine comPartmentÅ
ÀÁÂnÃÄ ÅÆÇ ÈÉÊËKÌ
ÍÎÏÐÑbLY
ÍY ÎÏÐ
ÒÓÔÕÖ×Ø
FI±aL DR²vE c³³´R bOlT
À³e riGhÆ stocK nÇMBeÈ ÉÈ thE
boLt Ên ÂouÈ
M60ÙÚ
ËnAL Drive
cÌLLar is
ÛÜÝ 5305Þ0ßà04áâ4436ã
Àhe one giVen ÍÈ Îtem
á6,
ÏiG
08â1, äM 9âá300â378Þå0Pæß
is
wÈonGÐ ÎÆ's ÉÈ a ËnE´thread boLt±
You need a coarseÑthreadÐ
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