PS Magazine - AUGUST 1985
PS, The Preventative Maintenance Monthly
ISSUE 393
AUGUST 1985
'
M
11
OA2/M578
Vehicles,
M88A
1 .
.±
.
1
'
Tran
s
mission saddle blocks on M
²²
OA2 SP howitzers and M578 and M88A
²
recove
f
vehicLes are
j
ust as important to "gettin' on down the road± as final
drive quick-disconnects are to tanKs.
The saddle blocks hold the transmission output and Fnal drive input shafts in
place so power gets to the tracks. If any part of the saddle block ²ils or is
·
installed wrong, the vehicle can go out of control.
Parts ³ilure you can´t
_±
² ³´µ¶ ·
¸¸
¸
"³´
control, but proper instalµ
Lation you can¶ ·isten up:
With the M¸¸OA2 and
M578, the most impor¹
tant part of the installa¹
tion is stºking the locKNut.
Th»e stºkes prevent the
locKNut ¼om loosen½ng
in operation.
If the stakes are poorly
made or not made at all,
the vehicle may go out of
control¶
8
AUG 85
InStalL retainer
like it SayS on
page ±-1²1 of
the -±0 Tm
the other vehicles¾ ¿ollow
TM 9À2350À256À20 and
youÁll be
OKµ
To prevent lube leaks
at the saddle blocks, use a
thin coat of sealant on the
mating sur³ces Apply
:;¶'-·7¸¹t
general purpose sealant,
Type
²º
every time you
»¼
½¾
¹º»
Ã
remove or install the
powerpack or reduction
drives¶ You get a 5Àoz
tube with ÄSÅ 8040À00Æ
¼½¾ ¿À ÁÂÃÄÅ ÆÇÈÉÊË
_±
ÌÍÎ ÏÐ
Ñ Ò
833À9563.
aUG 85
9
Back to Top Back to Top
