PS Magazine - DECEMBER 1986

PS, The Preventative Maintenance Monthly

ISSUE 409

DECEMBER 1986
PS Magazine - DECEMBER 1986 - Page 12 of 28
control and the linear valve oN the sprIng
brakes of M939-series 5-Ton trucKs are
the same. But the ±S±'s listed in ²M
9-2320-272³´0P are wrong. ±S± 48´0³
01³µ87¶9542 gets you the shiF control
valve, ·Tem 15 in ¸ig 89, and the spring
braKe valve, ·tem 2 in ¸Ig 13¹º
GeT the »rding valve ca¼le »r The
5½ton¾s trans¿r transmission wIth ±S±
2590³0µ³1À³387¹. ²ACOM is changiÁg
The SMR code To PAOZZ.
Shutof Valve Goes "O±
D'T
FRT Ot BY
tA± EMeRGNCY
FU²L S³cf´
VALvE
sImPlµ ¶O ·Hang .1
-
·
You organIzational Âechs can now replace a bu emergency Ãel shutoÄ valve
oÅ M809³serIes 5ÆTon trUcksº
²hanks to a SÇAR² Idea Èom SGÉ
Ê
²hoÂas R. La¼ine of ¸orT Ord, CA, Ëhe
ÌrocedUre Is no longer a dIrect suppoÍt jo¼. ²his means less downTiÂe to repair
a truck.
YoU'lÎ Ïnd the Ìrocedure »r reÂovIng and Installing the valve is In Para 3³30
oÐ ²Ñ 43Æ000¹Æ39³3 (Jul 86).
20
d¸¹ 86
i r ºo »¼ K y½u¾ ¿ÀÁ
fG± m EX²
ND M
VÂÃvÄÅÆ
²he AOAP valve on mulTiÒel engiNes Ón 2Ô/ÕÖand 5³toN TrucKs is hard to reach.
So oil is spillE wheN samples are T×Ken.
·
ØxTending The vaÙve liKe so solves ¼oTh probleÂs.
Úsy when ÛgHÜnÝÁg
ÇÈÉ
the valve and ÞTtiNgs!
ÊËËÉÌÍ
ÎËÏpÉÈÐÑ
OvertighTeNing can
hËÏÒÈÐÑ
ÓÔÓ
4730.00-187·7610
t
BÏÒÕÈÐÑ
cracK a ßtting orà
ÓÈpÖÉÌ
worseáthe oil cooÙer
housing.
âse sealing com-
×Ç×Ø
pouNdã ±Sä 8030åÀ³
æ
656½1426. ²ighTen THe
coNnçtions only snug.
'
Run the eNgine and
checK for leaKs. ·f
ÙÒÌ ÒÌÚÉÈÐÑ ÊËÛpËÏÐÜ
neededã tighTeN a littlè
ËÐ ÛÚÉÌ ÝÕÍÌÚÜÒ ËÐÉÞ!
more .
.. e-a-s³y!
d¸¹ 86
2ß
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