PS Magazine - JANUARY 1972

PS, The Preventative Maintenance Monthly

1972 SERIES, ISSUE 230

JANUARY 1972
PS Magazine - JANUARY 1972 - Page 5 of 35
M48A3/M60/M±0Al TANKS
ESCAPE HATCH WARNING
Using a piece of wire or Rope Co hold thE driver'S escape hatch
rubber torsion spring gets worn out?
That's what some guys are doing, and it's strictly a NO Good deal.
Why?
BecausE when the driver wants out through ±He escaPe hatch in a hurry
(like
Maybe the tank's on fire) he²s got no time to be ³ntying a Lot of wire or roPe´
.
I
i
µo, check out the condition of the hatch closing spring¶ IF the hatch handle won't
snap back at oncE to a coMpletEly locked (closed) position, then the spring is no
good. It's got to be replaced¶
µuPport maintEnance re·airs o¸ rePlaces Chis spring according to the last para-
graph on PagE 2¹449 of you
º
r T» 9¼2350¼215¼20 (½eb 65) for the »60/»60A¾ tanks
or pagE 2¿409 oF your T» 9¼2350¼224¿20 (
J
an 6À) for the »48A3.
Your Dµ ordErs it likE soÁ
TANK
M48a3
M60 and early
m60AL
ROUND HATCH
SPRING ASSEmBLY
FSN 2540-105- 6131
(PN 8674454)
FSN
2590
±
948
²
³496
(PN 8335562
)
COMPUTING
YOUr COMPUTER
Both th »¾3AÃD and thE »¾3A2 are intErchangEable and you might find either
one in your »6Ä or »60A¾ tank¶
(Åxcept it takes
a
added PartÁÆap, act³ator,
superelEvation,
ǵN 2590ÈÉ78¼0205Êto ada·t eitËer comPuter
for
use
with
the
»60A¾ tank´)
The design diÌfErEncesÁhandlE and rangE scale illuminationÁdonÍt shake anybody
up, but the zEro cËeck ÎinÏ does´
µo do it like Chis, by thE nuMbers¶
2. ´iµE up the iµdex
¶Iµe
oµ the
iµput
shaft wIth the Iµput
covE· IµdEx ¶Iµe¸
3¹ ºµ»EX
of
IµµE·
·¼µgE
sca¶e
wi¶¶
show at zero chEck
p½iµt¾¿,5À0
ÁeÂ
tE·s IÃ you have aµ
MÄ3AÄÅ
or
¿,2Æ
ÁEte·s ià You h¼vE
aµ MÄ3ÇÈÉ
7
4.
Wheµ y½Ê gEt tËe
iµ»Ex ¶iµes
in
·EGisÂ
tE·Ì
c½µÍEct
thE
r¼µgE
iµput
sμÏ
¼µd c½uÐliµg
¸
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