PS Magazine - MARCH 1973
PS, The Preventative Maintenance Monthly
1973 SERIES, ISSUE 244
MARCH 1973
r
I
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r
Hdl
Mast
.
om
truR±ks JUSt 1² ued to ou³ uni
givIng u² a ´E µ p ¶ in thE nE·
Vhen wE checked ¶to repo´t² t¸
thE brake² w ren't workInG Nght
fo¹nd a tOrºBle mes² ¶ the wh
»y/¼
D
a ½ummy
rubbP³y stT
¾n SLme ca²es¿
1±c
ve had to u²À
<rft
And hamm ³ to knoCK the pÁ²
on² out be au e they wE³
fro
ET
r
om thinÂ
h t look²
Lk
c³y t
¹qa³
What c U$ s this) Ãnd what ² th
Äe²t way to cleaF Åt up?
SSG W ±
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Dear Sergeant
w
.L.,
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•
µ'"¶·¸¹º
Someone
at
command
level-who±
I'd bet a buck that those vehiCles CAme
{
±A
•jl'
ever²s responsib³e for storage-Can so´ve
to you out of storage where they²d been
²³
´
»Jl(I
that
first
problem. VeHiCles shoUld get
si µRin¶ sTill for several months· ¸He braKe
\
JL²
I 1
{f
regU³ar exerCise, l¹ke ¹t says ¹n ¸M 740±
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Rhe b¾ake syste¿ worked on eaCh oµher,
ÀÁ
be more ofRen than tÂe 24 weeks called
bUi³dinG
up
Corrosion
(your
"crystal
±
oUt in ÃPpendiX B of Rhe ÄM, sinCe the
ÍÎÏÐÑ")
and making µhaR Gummy, rubber
Y
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er
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Or, you Could be the viCtim of some±
'tÏ
i
¼
\½¾
montH±and±a±half
before the
vehiCle's
body's GUessswork. When adding brake
i
¿
•iUP
²
due for its sChedUled eXercise.
flUiÆ to Rhe system, they grabbed the first
ßà
t
j
±²J
\
'
³
f±²
Whe¾e tÂere's no danger of 0°F Cold,
Can that said ÇNon±Èetroleum ÉydrauliC
³
À
Á
it's a good idea to CHanGe the brake flUiÆ
ÄÂisºs the brake fluid yoU geE witH FSN
FlUidÊ on it and dUmped it into the mas±
before pURRinG vehiCles into storage· ÈreË
9150±2
3
1
Ì
90Í1
Î
±
d
Ï
l Can).
ter CylinderÐ It was the wronG f³uid and
servative flUid, aUto¿otive brake syste¿,
Éow do you Clean Up tÂe mess youºve
didn²t mix riGht witH tHe brake fluid al±
f
FSN
9150±75
3
Ë4951
(MIL±È±46046)
¾eË
Got?
ready in tÂe system· Ähis Can RuÑ into
sisÒs Co¾¾osion and oxidaRion better RÂan
ÓoU C³ean RÂe meRa³ Parts wiRh d¾yË
a
jel³y±like
mess
or
even
Rhe
GU¿my
Ð
.
Â
yoU¾ reGUla¾ b¾ake flUid.
CÔeaÕinG so´vent, rinse rea³ Öood with
áf
Ñ
Fact is, in cli¿ates w×ere Remperatures
ÆenatU¾ed alCohol and tÂen Æry witH
do not dØop below Ù10°F, yoUr Command
ComPressed air:
may Úwant to auRHorize µhis preseÛvative
Ü
DryC³eaninG solvent, FSN 685ݱ281±
heavy Æuty braKe fluid for reGU³ar operaÞ
19ß5 (1ËGa³ Can), FSN 685à±285±80á2
tion. ÄÂe p¾eseØvative brake âlUid retains
(55ËgaÔ drU¿)
its preservative p¾operRies below Ùã0°F
-óCoÂol, denaRU¾ed, Fed SPeC äåæ±
.âã
çnless some oµÂe¾ type is sè
eCified in
Äoss oUé alÔ rUbêe¾ Pa¾tsë çse new oìes
êut it beComes too thiCk for safe operation·
Í60, FSN 681à±2à1±09àÍ (5±Öal)
j
ÒjÓ
you¾ uniR's w¾ítten SOÈ, neve¾-bUé
wÂen yoUº¾e PUttînG yoU¾ ê¾ake sïste¿
´
ä
j
Ô
NæVæð-Use anytÂinÖ
bUt
ñ¾ake fluid
ê
k
G Â
J³
R
h
'.
µhaR
says
VV±B±68à
rigÂt
on
Rhe Can.
aC
µo et e¾·
³
7
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