PS Magazine - DECEMBER 1985
PS, The Preventative Maintenance Monthly
ISSUE 397
DECEMBER 1985
If
you've
got
a
scraper,
NSN
1005-01±131±1914, use it to remove the
gas regulator of your M249 machine
gun.
If you use your weapon's spri²g guide
rod Fr the chore³like Page 2±6 of TM
9±1005±201±10 tells you³chances are
the tip will break. Spring guide rods are
in short supply because of broken tips.
The scraper on Page C±4 of your ±10
TM will do the
j
ob as well as or better
than the rod tip.
So, C´ to the TM will substitute the
sµraper Fr the rod tip on Pages 2±6 and
2¶7·
Here's
how
to
remove
the
gas
regulator with the sµraper:
•
Remove the barrel.
•
Set the regulator between NOR¸
MAL and MAX.
•
Put the tip of t¹e scraper in the
notch in the ºont »e¼ of the gas block
4
DEC 85
•
Hold the scraper in position while
you turn the collar back beyond the
NORMAL position.
•
Remove the collar.
•
Remove the regulator ºo½ the gas
block.
If you don't have a scraper handy and
have to use the guide rod tip, Fllow in¸
structions on Pages 2±6 and 2¶7¾
Remember this¿ If you do break a tip,
the
guÀde
rod probably is still
serÁ
viceÂble. Tuà it in to yoUr armorer.
DEC 85
5
He can re½ove the sÄarÅ edges or
corners
by
ÆlÇng
and
stoning. The
weapon wiÈl Énction with a missDzg tÇp.
Sericeable
.
'
toheRe
±
\
'
AÊorers can smootÄ the tip down to
its base .ËÌ or to thE angled portion.
If it's broken beyond the angled base,
armorers must replace the gUÇde rodÍ
Not sericeabLe
beyond HeRE
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