PS Magazine - FEBRUARY 1983
PS, The Preventative Maintenance Monthly
ISSUE 363
FEBRUARY 1983
Reliability Centered MaInTenance, ±he Army pLan ±o cut out unneeded
²ainTenan³e work for troops, has tapped small arms PreventIve Mainte-
nance CHe³Ks and Services (´µCS) For a big cu±Back.
Weekly ´MCS For weapons oF ¶50·cal and under ¸ILL Be ex±endeD ±o
qUarterly wHen new ¹M ³hanges anD revisIons come ou±¶
Table :-. PrEv±nti²E MA
Intra
OpeRAT±
Nc( CL³' ´Nd µ¶R³¶·
Bfo² ope³´ion
DduµlN
o Eµ¶·ion
P¸¹ºJU»¼
½-½F¾» ¿À³ÁÂoÃ
W¸W¹¹kº
ÄfÅENÆ
»sSu¼½ ¾om¿ÀÁÂ
ÃÄ ÅUÆÇIOÈ ÉÊ_Ë
I
Ì£Í Î2
structins. FIeld sTrIp
Ï
±NsUrE ²ha²
ALL mov³ng
pÐÑÒ
´Rµ CL¶·n, ¸¹ghºLy
a
fun»¼½
fr
1
ºt'll take awHIle FOr tHe pubs to get ou±¶ MeanwhIle, your command can
²ake weapons» PMCS¼s quarterly rigHt now¶
½owever, weapons s±ored In HIgH humidity or dusty areas need to Be
³leaned an¾ lUbed more oFten when necessary¿
NexT Ti²e yoU take your M3AÀ
sUbma³Hine gUn down for clEaning,
eyeball tHe cha²ber end of THe barrel
for nIcks and burrsÁ
N³ks and burrs can make tHe gun
ja²¿ ¹Hey sHoUld be ³Hecked and
possibly s²ootHed off By yoÃr sup-
porT¿
A re²inder: ÄIrst, press down on
tHe barrel raTcHeT sÅringÁ ¹Hen, tuÆ
tHe barrel collar to relÇase the barrelÁ
Press down here .
.±
²²² tHEN
tuRN colLar
tO rE³EasE
barrel
¹o install THe barrel, fIrsT press
down tHe springÁ ¹hen, turn the
collarÁ
¹HaT saves cHewIng up The notcHes
on THe collar and THe receIverÁ
26
¹He eje³Tion port ³over (È´C) of
your MÉ6AÊ rifle can do an ar²orer
or rIfleman goo¾ ¶¿¿ or do eiTher one
dirtyÁ
ºt all depends on yoU¶
Äor instance, afTer you separate ±He
upper and lower receIvers For clean-
Ing or ²ainTenance, eyebalL the ÈPCÁ
Ëefore you reÌaTTacH tHe upper reÍ
ceiver to tHe lower, be sure the ÈPC Is
C³osE cOvEr ²±±
³losedÁ ÎtHerwise, ±he lower receIver
will ja² into the È´C, bend it and
²aybe even damage ±he receIver
ITself¿
CLose cover, pUt receivers TogetHer¶
ÓÔÕÖ
=
-±:
EPC Sprng
-
ReÅair poinT: WHen yoU InsTall tHe
´Fµ
spring,
both
ends oF tHe spring
stay on THe insIde oF ±he ³overÏ
¹He short end resTs against tHe UÅÍ
per receiver, and tHe Long end sTays In
tHe gÐoove on tHe insIde of tHe coverÑ
ºF you install it wrong; youÒll have
troÃble keeping tHe cover open ¶¶¶ or in
closing It¶ YoU may even break tHe
springÁ
FlaH SuppRes²
Never re²ove the flasH sUÅpres-
sor for ³leanIÓg or reÅairÁ ºnstÔlling
or re²oving it tHe rigHT ¸ay ±akes
speÕial tooLsÁ ¹hatÖs a sUpporT jobÁ
27
±
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