PS Magazine - TB 43-PS-494

PS, The Preventative Maintenance Monthly

ISSUE 494

JANUARY 1994
PS Magazine - TB 43-PS-494 - Page 16 of 49
\
M10les SP
Ho.±²
(±²³
Give C&rbn Buildup Ihe
,
-
(
rewmen, keepiNg carbon out of The
mUzzle Brake aNd bore evacuator Is oNe
secReT tO Straight sHooting wiTh your
ML09-series
SP
howiTzer.
Each TIme The caNnoN is fireD± a ²itTle
carbon bu³´Ds Up insiDeµ ¶oo much car·
bon means The muzzle braKe anD bo¸e
evacuaTor freeze toge¹herº
Avoid ThaT s»iC¼y problem by remov½
i
n
g
,
cleaning¾ anD greasing The parts
qUaRte¸¿y OR af»eR every
30
rouNDs fÀreDÁ
' ³ ´ µ
· ; ¸ ¹, º
±² .
'
Âere's whaT To Do:
1. EyebaLL the muzLe brake foR c±ack².
If
any aRe LongeR than one Inch, you
need a new muZLe bRake³
2´ µemove The muzLe bRake and boRe
evacuatoR. ¶he mU·Le b¸ake weigh²
abouT
»
pound², ²o
b
²uRe to U²e
heavy duty L¹Ft¹ng equipmenT.
3. ScRUb both ºtem² w¹» C¼½ and a
cLean Rag.
4¼
¾¹ghtLy coat The muZLe bRake
thRead² w¹th geneRaL puRpo²e gRea²e,
NSN 915¿98À-7316, oR
moLybdenum dÁ²uÂùde gRea²e, ÄSÄ
91ÅÆ7ÇÈ2ÀÉÀ. ÊhenË Lube the
¹n²¹deË vaÌve baÁÁ²Ë vaÁve Ring, and aÍL
uÎpa¹nted ²uÏace² on the bo¸e
evaÐUatoR.
À³ µea²²embLe The
mUZLe b¸ake and
evacuatoR´
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