PS Magazine - MARCH 1984
PS, The Preventative Maintenance Monthly
ISSUE 376
MARCH 1984
M60 Machine Gun .±²
BUSE LAsT tl M
Gas Piston Listen in'
I C±eaN²D
IT,
i
d³´n'µ ¶·¸¹º»
tO
¼H½ P¾¿¼OÀ!
H
a
lf-Ma
st
,
ho
u
l
d t
he
Oea
r
hen
s
M
60
Ex
a
c
t
l
y
w
of t
he
d
ist
o
n
ove
d
an
ga
s
ch
F
n
e 9u
n
be
G
±²
±S-224
²
24
Ra
d
? TM
e
o
n
l
Y
·
cIean
e
. ³
t
F
or
st
ora´
R C³
sp
e
lls 1t
o
u
sgT p´
±
Dear Sergeant P.R±
c
Te basic rule on cleaning the gas piston is: if it won't slide, clean
it! It should slide freely in the gAs cylinder and give a clicking sound as
you tilt the weapon²
Á
dir³ piston
cAn
cause
sluggish
operation´
failure to Fre or feedµ short recoil
or a runaway gun± Clean o¶ crud
_
±±
²
R
²
e
²
m
²
o
²
v
²
e
³
a
²
n
²
d±
cl
²
e
²
an ±±
±
.
and carbon residue with CLP´ and
wipe the piston thorough·y d¸ before you reinstall it and re-use the
weapon¹ ºHe
oÂÃy
time the piston gets a light coat of CLP is when the
weapon is to be stored in the arMs room± Yu ream the vent hole in the
g
»ylin¼er extens½oN a¾Er ¿aÀh ÁÂinGÃ
Barrel Ring
When you spOt a ring near the breech
end of yoUr M60 machine gUn Barrel,
relax a little. The barrel is saF tO ±ire²
Actually, it's a groove where the bar-
rel tube and a sleeve meet³ ´he sleeve
makes
a
grOOVe
µ020¶
tO
·040¸In
wide³ µ µ
aboUt ¹
inches
ºOm
the
breeCh end»
Bonus Checks
Groove
in
barrel-
fire
away
¼rmOrers whO tUrn in their M60 machIne gUns ½r rePair or perIodi¾ checKs
¿ill get some bonus readiness checKs ±RoÀ Direct SupporÁÂ Ãhe word Är DS
is in Årmament Æommand letter DÇSMÆÈMÉ (26 Sep 83), available through
Logistic Êssistance ËÌices ÍÎAËÏ oÐ command GÑ ÒsÓ
4
MAR 8
±²
Tool for an M2
Armorers can beat the cocKing lever blues o± their MÔ machine guns with
a sImple, easyÕtoÖmaKe toOlµ
×t gets you oØ the hooK when somebody Ùils to push the cocKing lever ½rÚ
ward be±Ûre they put the bolt into the receiverµ
"
- ²
³
Ühe only material requIred Is a 20
V2
inch !oÝg rOd o±
I
"
3/8 inch bÞass alloyß NSN 9525à00È249È7ÑÑ1 gets
21/µ"
a ±Ûot o± rodµ State the lEngth you needµ
W´ap tape he´E
3¶8,
RoD
/
f
'
r
•
To strengthEn tHe handLE anD keep tHE open enD of the
triangle F´om cuttIng you, wrap tape where the t´Iangle joIns.
To usE thE tool:
•
REm ove
thE
backplate
and
d´IvIng ´oD sp´Ingµ
mAR 8
5
•
¶ook thE tool ovE´ thE cockIng
levErµ . · half ¸ay uP the lEve´µ
¹on't hook It too high o´ It'll jam .
•
º´Ess Down HarD on tHe lEver
anD pull back ¸Ith sevEral ha´d
yanks» The boLt should f´ee ItseLf
quIckly»
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