DMWR-9-2815-220
AVDS-1790 ENGINE OVERHAUL STANDARD
DEPOT MAINTENANCE WORK REQUIREMENT
DMWR-9-2815-220 - Page 1233 of 1422
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Section
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F±NAL
PERFORMANC± CH²CK
0-IR
9-2815-²²0
6-4.
³ngi´µ Spec¶f·caT¶ons.
¸he spec¶f¶c¹º¶ons l¶sted below must be »et by ¼ver½
hauLed engines¾
SUbsequent p¹¿agrÀphs Án t¶s sect¶on Ãnclude ÄÅocedures and dÆta
¿eQu¶red ºo
esº ove¿haulÇd engÈnes.
¹É
ÊueË
Ì
Índ OilÉ
Îin¹Ë pe¿foÏйnce tests »usº Be Ðade us¶ng fuel confoÑÒng to
Óngine ËuÔricaºing oil »usº confoÕÖ ºo
MIl³´³2µ26¶,
×yØe
I,
YV-f-8··
Gr¹de DÙÚ2.
ÛGrade
3·¸
70
²
± 7So /
bÜ
ÝÞeed RanßeÜ
àÂe eng¶ne »ust oper¹ºe s¹tisf¹cto¿iËy unde¿ ¹ll Ëo¹ds ºárough
¹ speed r¹nge of
¹···
to
2º··
rp» ¹nd »usº ¶dâe sat¶sf¹ctoriËy at
c.
Correãted Gross ärake Ho¿seåoWer (CGäHæ) çè¶thout AccÇssoé¶esêë
ìníeî fulâ
throººle setting, tÂe eng¶ne WilË deVelop
75·
pËus
»·
or ï¶nus
15²
corrected gross
b¿aðe ho¿sepoWer ¹t
2¼··
¿p»ñ us¶ng fueË confoò»óng to
VV½¾¿8··
Gôõöe
OÀ-2
W÷en
tested us¶ng p¿oper cor¿ect¶on facto¿s¾
See p¹rag¿¹ph
6Á7 (6/7)Â
d¾
Gøoss ùorúue ûè¶thouº üccesso¿¶esýë
þnder fÿĀl th¿oāāle settĂng, engine W¶lă
develop tÂe folĄoWÁng gross to¿Qąe using fuel confor»¶ng Ćo
Vv³¾³8··
Grade DFćĈÉ
(1)
Ã77·
ºo
µ8ºÄ
ËbsÚftÉ at
µ8··
ĉp»
Å6·7Æ6ĵ
CGäHPê
(2Ç
µ6·È
to
µ7·7
ËbsÚfºĊ at
2º··
rÄ»
Å7Ä5³78·
CGäHPê
ċ
e¾
OiË consuČčº¶on.
Ďhe eng¶ne »usº noº consu»e »ore ºhan
·.··75
pounds per
)
bď¹kÇ ÂorsepoWe¿ hour ĐËbs/bhpÚhrê of Ëubr¶c¹ºing oiâ When operatđng under fuĒË
Ëo¹d WiºÂ eng¶ne o¶Ë te»peraºure beºWeen
¹º·
degrees
À
anē
25·
ēeg¿ees
¾
Ĕe¹sured
¹º the »a¶n oiâ g¹
ll
e
ĕ
¿y
cooler ouºleºĖ and using engine oiË confor»ing ºo
420
mÉL³Ê-2¹26·,
àype
ÉË
Gr¹de
Ä
o
.
f.
ėueË ConsuĘot¶on ęè¶tÂout AccessorĚesê.
èhen oper¹ā¶ng ¹ā fulě ¿ack Ĝ full
³
A
lo¹d, ĝn
dyn¹»o»eĞer, at a speed of
2º··
rp»ğ the engine »usº consu»e noº »ore
ĠºÂ¹n
pounds per braġe Âo¿sepoWer hour ûËbs/bÂpÚh¿ê of fueË confor»¶ng to
VVÌͳ8··
Grade ĢFģĤÜ
ĥÂen ope¿¹º¶ng ¹º fuËâ r¹cĦ ģ fuËl lo¹d on a ēyna»o»eºer aº
µ8··
rp», ºÂe eng¶ne »usº consu»e noº »ore ºh¹n
´
bs/bÂpÚÂr of fħel confoĨĩing
to
VV-Í-8··
Gr¹de
oÀÎ2Ï
O³49
r-
ufe
fvu ´µ¶
gÉ
Óxh¹usº GĪs īe»oer¹ºure¾
ÓXÂausº g¹s ºe»pe¿¹tures, Ðe¹su¿ed Ĭt indiV¶du¹l
cyl¶nder porºsĭĮ»usº not eXceed
µ25·°ÀÏ
įe»per¹ºure İar¶¹t¶ons betıeen cylinders
»ust noº exceed 15IJ°FÜ
hij
ĴËoWĵÔ
ĶâoWÉ
è¶t engine aº full r¹cĦ ķ
fuâË loadğ bloWģĸy »ust not
eXceĹd
µ8
cf»
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Ê
•
·
± -²
·
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Ë Ì v
Í
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Î
•
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Ì
7
( ¥J± c²E°iS
"r0 ³1´
C
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U¹º
a
CyLl ) »
i¼
ĺuÔr¶catinĻ O¶l Ďe»ļeratureÉ
Ďe»pÇr¹ºure of o¶l ¶n ºhe eng¶ne o¶Ë p¹n su»p
»u<
t
nĽt eľ:ceeĿ
25·Ð¾.
ŀeŁÄe¿¹tu¿ł of oil enter¶ng tÂe eŃg¶ne āh¿oug the o¶l
ńŅņ»p Ňust be »¹inº¹ined ÔetWeen
¹6·°À
and
22·ÑÍÏ
j³
ňiʼn ŊressŋreĊ
Ōr¹nĦc¹se gaâËery oiË pressu¿e »ust not be »o¿e ºhaō
7·
ps¶
or Ëess tŎan
º·
ps¶ WÂen engine
ŏ
Ő
oper
őŒœŔ
aº
2º··
rp», ¹nd Ðust noº be less ŕhan
¹5
Ŗs¶ WÂen engine is ŗdËing at
i
toŘ
řŚČ , »e¹sured at ¹nd/or ¹djaceōº ºo the
oil pressu¿e send¶ng un¶tğ WithśtÂe oil ºe»pe¿¹ºure of
µº·Ò¾
Ŝ»e¹sured ¹t
Čain oiË g¹ËËery
l
oiË
_
cooËer out e
us¶ng
ÓÔL³Ê-2µ26·Õ
×Ype
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o¶Ë.
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