PS Magazine - TB 43-PS-490
PS, The Preventative Maintenance Monthly
ISSUE 490
SEPTEMBER 1993
Dear EditoR
Heat, hydraulic fuid± and too
much muscle cause the 0-ring
For the drain plug on the
M901
and
M981
's hydrauLIc reservoir
to crumble. Jhen the drain plug
leaks²
Problem ³s, crewmen think
tightening the drain plug tighter
than hand´tight will
f
the leakµ
¶t doesn·tµ More muscle only
ruins the 0-ring and the
reserVoir¸s threads For the drain
plug. Then you need a new
¹eservoº»
I
the drain plug is hard to
¼ghten or ³F it leaks± get your
repairman to replace ½ts 0-ring
¾
NSN
5310.01-189±8481²
You¿À
stop the leak and saVe a
,±
reserVoiÁ
(ROM THE DK OF THe
±
SPC jimmy Carlton
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