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 255 of 532
Figure
3-126.
RemcIn& oCCE.sO±y dr²ve Gear³
3-33.
CrankshAft ANd Co±necTing RoD ²S·
sembly
³O´E
To
avoid
interference
with the starter
drIven geaRShaFt, It is necessa±y to remove
lower No.
7
maI² bearI²g e²gi²e crankcase
rOd From rIght side of cra²kcase.
a.
³emove twelve cotter pi²s´ slotted ²uts (1´ figµ 8-
¶2) a²d six plate washers From tweLve enG·nE crank¸
case r¹s º»)¼ hold r¹ ²Uts o² opp½ite e²d as
neceSSa¾Y to Keep rods From tUrning whIle removi²g
n¿ÀSÁ ³emove cotter pIns a²d sÂotted nut º8) From Up¸
per enÃIne Äcrankcase rÅ and remove cotter pIn and
slotted nUt From opposIte side ºleFt) of lower rÅ
(4).
Æsing a sUiÇabLe brass roD push the ¶3 enGÈne crankÉ
case r¹s through crankcase aSSemblyÊ
±
Slotted nuT anD
µ¶¸¹ pIº
² E
ºG
N
e
»¹¼½K»u
r
³
SLO±²ed NU³
4
´wEr
ending cRankC r
f²gUr´
3´µ¶·¸
µEmO¶I1·G Or ¸¹ºt»lLINS E¼S¸½´ ¾r»¼¿T ±À
ÁÂûChIÄÅ pÆrÇ
-
r²3HÈ É±Ê½t ËÌEͶÎ
¾M 9-2815-2¿0À3Á
BÂ
³emove cotter pI² a²d sLoËted nUt (Ì´ fig. 3ÍÌÎÏ)
a²d plate washer and remove uPper engi²e cra²Kcase
rÐ at Ño.
7
mai² bearing, from left sIde of cra²Kcase
assÒmblYÓ ³emove Âower NoÔ
7
maI² beari²g e²gi²e
crankcase r¹ ÕÖ) sÂotted nUt and plate washer From
opposIte side oF cranKcase a²d remove rod× ³emove
twelve cotter pInsØ slotted ²UÇS (3) a²d siX pLate
washerS
(4)
From cranKcaseÙ Úeparate parÛSÜ
¹
Sµ¶·³Ed n¸±
º
úÄÅºÆ »¹¼ÇÈ»¼É
»
¼
S¹¶²³ed Nº±
½ PlAte w¾h¿À
5
S»ARtEr
ʹIv˺
gÁARsaLT
Â
¼ng½e
ÌͼºKÎ¼Ï ¹Ð
f¸Gur´
3ÃĶ8.
REMϸÐ& ѱ Ò1ÓJÔ»ÕLÖNg ANÅine ¾ra×ØkC0jÙ ±ÀÚ aÛD
aÜÜÝC޸߷S pa±àá â ãEä •IåE æIeçèé
ÑÒÓÔ
Ýhe maIn bearing
caPs
are
marKed
Ì
th±ough
7
(fro²t to rear) to ide²tiFy their
lÞationsß àde²tIfyi²g ²umbers aLso appear
on bearing web I² cra²kcase assembÂyÓ áhe
caps are not InterchangeabÂe wIth each
other
a²d
mUst be
retUrned
to
theIr
orIgInaL pOsItions dUrIng i²stalLatIo²â
ÕÒ¾Ö
ão ²oÛ Use a scriber or other äharP In¸
st±ume²t for marking beari²g haLves. àt is
recomme²ded that a grease pe²ciå be Used
for marKi²g beari²g haÂvesâ
c±
Cut lækI²g wire a²d remove
Å
slotted nuts (Fiçè
3éêÎ9) and ¶Ö pÂate washers attachIng maIn bearI²g
capsØ nUmbers
Æ,
Öë 3´
×,
6ì a²d
Ø
to cíankcase aSsÒmî
bïYâ CUt ÂðKIng wire a²d remove FOUr sLotted nuts
a²d two pLate washers attachinç maI² thrUst beaRing
cap (NoÜ
Ù
or ce²ter) ño cranKcase assembLyò
3Ú53
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