PS Magazine - JUNE 1973
PS, The Preventative Maintenance Monthly
1973 SERIES, ISSUE 247
JUNE 1973
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.±
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Whichever back-pack air com±
3. When you're not charging reg²
pressor you Use (the AN/M4, the B³
ularLy run the compressor weekLy fr
C or D modeL) check these P´ tips:
5µ10 minutes¶ This weekly exercise
I.
The saFty seaL On the compresµ
makes it easier to start youR compres·
sor's high±pressUre reLie¸ vaLve must sor when you need it.
\u
_²
³´µ
_
4. Tie
¹
the charging Line to the com±
pressor's ºame with the starting rope
»oR a similar line)¼ That anchors ½he
q¾ick±¿isconnect line in case it Àies
be on an¿ In goo¿ shape¶ Á¸ it's
o¸ when you'Re charging.
notÿeadLine your compressor¶ Äell
r-±²³´µ¶·
support¶ DonÅt let anybody ÆoL Çith
5¶ Á¸ ÈÁÉ is not LetteRe¿ on the
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e
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a
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e
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²
³³
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µ¶·
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Ï
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c
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o
ÓÔ
mÕ
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r
×
essor's oil cap³ stencil it on.
2Ø The onLy aUÙhorized lube Ær the
compRessoR's
crankcase (aLl models)
is: ÚSN 9150µ753±4667. Ûp¿ate¿
ÉÈ's Ær alL ANÜM4±serÝes compres·
sors show onLy this ÚSN¶ See ÉÈ's
in the 3Þ1040±200±series.
Úor in¸o on your comÕressor's
Engine
crankcase lubeß see àÈ 5Þ
I-"
á805Þ256±12 (Úeb 72
?
.
62
ST¸NC¹L
Oº "O¹L»
7¼
Èn the â4 or M4B modeL drain
ãhe
engine½s
aiR cLeaner oil beÆre you
backµpack the compressor ¶¶¶ otherä
åise your backæll get an oil bath. The
engine air çèeaner uses the same Lube
as the engineæs cRankcase¶ »See ÉÈ
éêëì05±256-íë)¶
Oº TH¹S A¹¾
¿LÀaNÀÁÂ
¿HÀCK
ÃÀÁV¹C¸
¹NDÄCaTOÁ
8¶ ALL connections mUst be tightî
But never a¿just connections when
charging or when Ùhe coïpressor is
under presðure.
ÈÕen the gas tanK vent beÆre staRtñ
ing compressor¶ Close it aòãeR oóeRa·
tions an¿ beÆre bacK-packing.
10.
v¸ºt
vALv¸
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