PS Magazine - JANUARY 1976

PS, The Preventative Maintenance Monthly

ISSUE 278

JANUARY 1976
PS Magazine - JANUARY 1976 - Page 12 of 35
i
"
-±
J
Your
M109/M109Al
howitzer
±
makes more noise than a rock baNd iR
a teLephone booth.
There's
dieseL
whine
from
²he
engine, Louden-go-boomen when you
fire a round pLus aLL kiNds of assorted
squeaks and sQueaLs.
³o doubt abou² i
´
, you're pLen²y
smart to use your sound muffs or ear
pLugs wheNever ²He noise LeveL goes
Higher
than
a
pLatoon
sergean²'s
beLLow.
But wha² if yOu forgE² ²o reach for
²his handy pro²ection?
µou may have ²he wrong Lock nut
on ²he ¶reechbLock operating cam
Hinge pin.
·THe nU² ca¸Led ou² as Item 5 of Fig
¹º9 in your TM 9-23º0-217»2ºP/2
¼
(Apr 69) is ½ar² ³um¶er MS21044-
._
³14 and i²'s abou² ¾a¸f an inch ²oo
¿
À LongÁ
This Âu² makes i² Hard ²o Use ²he
"
wrencH on your hinge pin when yoU
.i
ÃaKe ²
.
He horizon²aL aDjus²men² of ²HÄ
opera²Åg camÆ
The nu² yoU need is Part ³umber
MS21083dz14 and you can order it as
21
PÉnciL i² in on page
245 of your
Ê25P/2 anD order as needed.
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