PS Magazine - TB 43-PS-432
PS, The Preventative Maintenance Monthly
ISSUE 432
NOVEMBER 1988
lj
t
I
M240/M24±C Machine Gun .²³
ull
steady
and
straight back to
charge your M240. If you yank the
charger cabLe back, you could yank it
oF±. I± yoU puLl the cabLe at an angle,
it rubs on the cabLe guide and ²ays.
Pull the charging cable
sTeady
and strAighT back
Protect the charger cable Spring ²om
catching on the gunner's control han-
dLes or sight controL Knobs. Pass your
M240 into the turret barrel ±irst, so you
won't have to maneuver it as much to
moUnt it. TaKe it out o± the turret re³
ceiver ±irst. During transport, lay it
down with the charger cable o´ the
±Loor.
Be±Ore you Go to the ±ieLd, eyeball
the charger cabLe ±Or ²aying. Check
the sprinG, too, µr signs o± stretching
or breakinG. Your Armorer can replace
both.
18
B±RREL ²oCK
'-
.³
-±,²
¶± you don't get the bArreL locked
tight,
it can ±Ly downrange during
±iring.
·Lide the barreL aLL the way in the
receiver with the barrel release straigHt
up. Push the bArrel reLease to the rigHt
until it LocKs. I± it taKes ±ewer tHan 2
or more than 7 clicks, somethinG's
wrong. ¸et your armorer to check it
out.
´O lOck bArrel, push releAse
-´·
µ¶7
clicks TO rIghT
Never
swa¹
barreLs
between
º240's.
»he two barreLs that come
with your gun are heads¹ace¼ espe½
ciaLLy µr it. ¾ mismatched barreL cou¿d
cause rUptured carÀidges, or boLt, bar³
rel and receiver damageÁand injury
to you.
NOV 88
7{
-
±
DowN ±Nµ SE¶U·
±
³
oU ¸o
.´´
l'm g¹º»g
T¹ PºE¼ES!
Âighten the trigger and ²ame assem-
bly nuts be±Ore and a±ter ±Ãring. Äse
the adjustable wrench that's part o±
your MÅ, M60 or BradÆey's BÇÇÈ Éiring
vibration Loosens the nuts and wears
oUt their washers.
I± the nuts work
loose, the trigger and ²ame assembly
can come apart during fÊrinG. I± a nut
won't stay tight, have your armorer
re¹LaËe it with the new bolt,
N·N
5306Ì01ÌÍ92Î0677,
and
sel±Ïlocking
nUt, N·N 53Í0Ì00Ì956Ì4549. They're
being added to TM 9ÌÍ005Î3Í3Ð23P.
Ñe±Òre you Lower the ºÓ cannon,
maÔe sure the M240's cover is down.
I± it's Le±t up, the turret ceiling wiLL
cRush it.
¾Lso maÔe sure the M240's quicÔ
reLease ¹ins are FuLLy inseRted in the
moUnt holes beµre moving the can³
non. ¾ Loose ¹in can snag on the gun-
ner's auxÃÕÃary sÃght Önd breaÔ the sight
or the ×in.
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