TM-9-2815-220-34
ENGINE, WITH CONTAINER:TURBOSUPERCHARGED, DIESEL ,FUEL INJECTION ,90-DEGREE “V” TYPE, AIR - COOLED, 12-CYLINDER, ASSEMBLY; MODELS AVDS-1790-2C (2815-00-410-1203) AND AVDS-1790-2D (2815-00-410-1204)
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL
TM-9-2815-220-34 - Page 243 of 532
Fi1±²²·r J.9,v³ Uemo´>I²µg OR ¶²¸slc¸/L¶²¸G C¸Y¹ºkSh»¼ daMp½RA²¸D ¾¿À
jÁÂt½ÃÄ ÅÆo¸ÇÈI²ºgÉ
the piston of The cylIndEr beIng rEmoved
To toP center. Make certaIn each pIston ±s
PropERLy pos±TIonEd beFOre aTTEmpTiNg cy-
²±ndEr re³ova²´
e.
µu¶ eng±Ne on staNd so r±ghT baNk cyl±ndEr
assEmb²±es arC iN a verT±ca² (uPr±ght) pos±TIon· ¸o¹
tAº{' c»aNkshaFt us±Ng sp¼±ned wrEnch ½arT ¾o´
10882747 ¿F±gÀ 2Á42) aNd oBserve whEn conNecTiNg
rod has raIsed P±ston To ToP centEr· ¸Emove ThE
remAiNIng tWo nuts (fIg· 3Á1Â3) FÃom the rIght cyÄ
liNżer AssemblyÆ
E±
I.
ÇuÈ ÉnGÊËE on stand so rIght Bank cylinder
assemBlies arÌ In a vErtIca¼ ¿uPright) PositionÀ Ín¹
stall PoWer ÎakÏoff drive couPlIng on sPur gearÐ
sHaft and secuÑÒe WÓÔh flat Washer and selFÕlocKIng
nUt Ö×Øg. 2ÙÚÛ8Ü2Ý´ ÞNstall ßoldIng Bar and Puller
(
I
TM 9-2815-220±34
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REFOL±JCo
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C K I N G
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Ê'Ëg¸¸ÌE3-ÍÎÏ fÐѲ´Ò ÓÔÕ Ö× ØÙA Ú¸KCaÛÜ AÝÈÞßbày áHuâãäIåæg çèéêTtIënì
q oíL tîï¹ð;Eñ tòbó PRô[¾õö÷øâùúû Püýþ¿²¸gÿĀ
assembly
oN
coupliNg (FIgà
2Ááâ8ã2ä ¸oTate
crankshaFT and oåserve whEN conNect±ng rod has
ÃaIsEd The pIsToN to ToP centerÆ ¸E³ove The re¹
ma±n±ng Two nuTs (F±gæ 3Á103ç F»om The èé±ght cylin¹
der assemb²yà
nOTE
Do NoT rEmove êhe NuTs hoLd±ng The ²eFT
cy²IndEr assEmblIes (ëigì 3í1Â3î To craNk¹
case until lEït cylINders have Been rotated
to an uPrighT posItIon ðr remova²Ü
f.
ñttach a su±ÎaB¼e lIFting sling to toP oF cyLÓndEr
assemBly using tòo 7/16
x
1óôâ ±nch caPscrEWs ¿õögà
3÷áÂâçø ùarEëully liït cyú±nder assEmBLy untIl cyliN¹
der is just aBove Piston PiN boreû ÞNstall craNkcase
Protector üarÎ ¾oý þÿ882790 on cYlINdEr mounTINg
Pad studs and sEcure W±th Îwo cylInder Base nuts
and remove cylInder assemBlyĀ ¸eplacEaBle camā
sßaït bEaRIng halvEs sßould remĂiN òITh The cylIn¹
derÜ
nOtE
ùăĄankcasą protector Ćart ¾oæ áÂ8827ć Is
Insta²LEd on cyĈInder pad BeïOre remov±ng
cylInder assembly from p±Ston´ µhE proÐ
TecTor ò±ll guArd agaÓNst damage to cylIN¹
der PAd and moĉnT±ng studs ±N the EvenT
coNNecTiNg rods shou²d strike the Pad as
cy²iNder ±s LiFted F»o³ p±stonĊ
nOTE
ċhen carbon dePos±ts make ÑČe³ovač oF
PisTon PIn dIff±cult, taP end oĎ PIsTon PIN
W±ďh soFt faced hammerÜ
g±
¸emove Piston Pin retainIng riNgs and pIston
Pin ¿Đg´ đĒÚÂ5) ēĔom Piston And remove PIston from
conNEcting rodÆ ĕEInstall pIsTon PIn IN pIston aïter
IT Is rEmoved Ėėom the connEctÓng »odĘ
nOTE
ęYlInder ¾oÜ Ě¸ PIston is aÎ toP cEnter aT
cha²ge
1
³´µ³
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