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 366 of 532
TM 9-2815-±±0-34
(6)
Apply a thin coaT of gaskeT cemeNt SpEcifica-
Tion
MIL-C±1052
±ORD²
oN tHe r±aR fan d²ive housing
(²,
FIg.
3-³0)´
install accEsso²y d²ive Housing
µ¶1·
on
³ea² Fan d²ive HousiNg aNd sEcu³e witH sevEn self ´lOkµ
ing nuts
³5´
and fLat WasHe¶·
µ¶·.
¸Ns¹ºll tHREe PiPe
plugs
(², 4¸
and
²,
fig»
3-³1·
in REaR fan d²Ive Housing
I
and PiPe p¼ug(3
I
)in accessoRy d½ive Housing»
¸7
¸NsTa¾¾ w¿RuFF key
¹º»
in fue¾ injeCtion pump
geaR·HaFt
¼½¾¿
¸nstall FuEl injection pump coupling hub
µ¹0,
figÀ
3-³²)´
Ring
µ9)
and sLeEve
º4)
on gea²·HafT as an
assEmblyÁ ÂcuRe couPliNg a·Ãemb¾y to Rea²·HafT witH
plaiN Nut
µ¹²·
and lÄkwasHeR Å1ÆÇÈ ÉoRque TIgHTÊn nuT
to
³´
Pound´IncHË
NOtE
ÌHe sP¾ined coup¼ing HalvÊs aRÊ a maTcHÍd
seTÎ Make cE²tain tHe couPÏing HalF being inÐ
stalled matcHes tHe couP¼Ing HalF on tHe fuel
injectioN pumpÑ
À8Á
ÒÓiTIon o³igina¼ sHIms
Â4,
figÈ
3±21·
on end of
INNe³ beaRing Åside opÔite beaRIng T³ade ma³kÇ of
lowe³ d³iveN geaRsHafT ba¾¾ beaRing
µ¹3).
ÕÊasu²e tHe
tota¾ tHicknÍss oF bEa³ing ³ace aNd shim, F³om sHIm on
inneR ²ace To uPPeR Face oF outeR Race wITH end play
³EmovedÈ ÉHickNess sHould be f²om
¹»²635
incH
miNimum To
1¼²6¶5
maximumÈ ÖHEN Total THicknEss is
g¶eaTÊR tHan 1×25 incH, st³Ip
0»½²
INcH tHick laminaØ
tions FRÙm THe sHim pack untIÚ THe coRRÍct THIcknÊsÛ is
obtºInedÜ ÖheN Totݾ THIckNÊss Is ¾esÛ ThaN
¾¿À5
INch
add
0Á½²
inch THick sHims Åst³ipped F²om a new sHIm
PackÇ as nEcessaRyÑ ÞIgURe
µ¶·µ
illustRatÊs sHim ¾ßaà
TIon and measu²ing pointáÈ
(9·
Òo·ition sHim
Ã4Ä
fig»
3-21·
of pRÍdETE²miNed
THIckNÊss on inne³ ³ace of loweR d²iven geaRsHaft baÏl
beaRing
(¾3)
aNd pRÍÛs faN d²IvEn bevel gÊaR·hafT
µ¹7)
iNTÙ ba¾¾ beaRINg» ¸Nsta¾¾ bea³INg spaceR
Å1Æ
on fan
dRiveN gea HafT aNd staRâ uppeR dRIveN gEaR·Haft bal¾
beaRiNg
(1¾·
on GÍaR·haFt and PRÊss gea¶·HafT inTo bal¾
bEa²ing» SEcu²e uPPE² ba¾¾ beaRiNg on geaRsHafT witH
RÍtainIng ³iNg
µ¹0)¼
µ1¸)
¸nsta¾l as·emb¾Ed Fan d³Iven gEaR·Haftã in ReaR
fan d³ive housiNg
µ4)
aNd secuRe wiTH bo¼T
(¹6·
New key
washe³
ÇÈÉÊ
aNd ¼ßk p¾aäE
(¾4)Á
BeNd tab on washeR»
Å1Æå æNstall oil t²aNsFe³ Plug çèéê in camsHaft
D²ive gEa½sHaFt
Ë2ÌÍÎ
æNstal¾ kEy wasHe³·
Ë2ÏÐ
aNd
ëìa²sHaFt Plug (èíêî toRque tigHïen Plug to
¹3½Â¹4½
PoundðinñHÍs and bend òab on wasHeR to sEcu²e Plugó
(1²)
¸nstºll a new p¶Efo²med Packing Åôõ) oN ³IgHt
camsHafT dRive INNeR suppo½t
Ñ3ÒÓ
¸NsTa¾¾ camsHafT
d³ive gea³shafT assembly
ÔÕÖ
in accÊssoRy dRIve housµ
iNg
×ØÙ
and Install suPpoRt in Housing aNd on gea³·haFt
a··emblyö ÷cuRe suPPo²T to accesso³y d²ive Housing
witH tH²ee selF øÏßking nutÛ
ÚÛÜ
anD f¾aT wasHeRs
ÝÞßà
ùnstaúÏ left suPPoRâ and geaRsHaft in tHe same maNneRö
e. Rear Fan and AccEsso±y D²iue HOUsINg³
As·emµ
b¼e REa³ fan dRIve cluTch as ouT¾iNed in Pa³ag¶apH
¸¹º.
f Clutch
C´ueµ BearIng and Vert¶,·al Dµ¸ue Shaft
3»154
Change ¼
¹IL ºea»¼
¸Nstº¾¾ ve³Tical dRIve shaft oIl ·Eal as ouT¼ined
iN pa³ag²aPh
¸½º¾
æNstall clutcH cove³ bEaRiNg aNd
clutcH coveR on clutcH assembly as outlinEd in
PaRaëRaPH
3±94¼
g½ Rear Fan aNd ¾··e¿s´±y ÀÁÂÃe ÄÅÆ¿ÇÈg AssemÉ
bLYÊ
¿oTÀ
Befo³Í INstº¾¾iNg a·sEmb¾ed fuel InJEcûIoN
advance a·sembly aNd Fan d²Ive bEve¼
geaRsHaFtü cHÍCk geaRÃHaFt back¾asH and ²Eø
sHim IF NecEssa³y ÅFig»
3ÃÄÅ)»
ýe su³e bea²þ
I
ing cap and accEsso²y d²Ive ÿousing
sTamPed numbe³· coR³EspoNd to tHei³ p²oPeR
¾ßatIoN befoRe a··emblINg ÅfIgÎ
3ÂƶÇÈ
Figure J.255±
lmÁALÂ fÃÄ/ iÅÆjcÇÈÉÊËÌ ÍdÎ:AÏÐÑÒ
bearInG
ÓApÔ
)
(¹)
¸nstaÏú assemb¾ed INĀECtioN pump advaNce asµ
sembly
áâã
FigÈ
3±20)
IN ReaR faN and accÊssoRy d²ive
HousIng aNd secuRe f²onT fan d²ive beve¾ geaR·HaFt
bea³iNg suPPo²t
(11·,
INjÍction d²iven gea½·HaFt Hub
cāamP
µ4²)
and accEsso²y D³iven gEaĂăHaFt Hub clamP
äåæ
to ReaR fan and accÊssoRy dRive HousiNg wItH siX
s¾oâTEd NuT·
çèé
and cotTER pINs
êëìí
(²)
¸NsTa¾¾ iNĀECTIoN advance bea³Ing cap
îïð
aĄd
}
secuRe
t
accÍÛÛoRy dRive HousIng çąĆÇ witH two coćĈÊR
piNs
µ3²·
slotted nu¹s
µ31·
aNd FāaT wasHerĉ
(30·É
¸nsta¼¾
FouR nEw p²eFo²mEd packings ç6ôÇ on oil t²ansfE² tubesĊ
(3)
æNstall a··EmblEd Fan dċivE HoUsiNg coveR
in
)
RÍaR faN DRIve HousiNg
(²)
as outliNed in Pa²aë³aPh
3±ÅÊË
ñòó
¸nstºll fan d³ive oi¾ sÊal HousIng on faN d²Ive
housing cove³ as outlinEd in pa³ag³apH
3Ì9ÊÁ
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