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 403 of 532
15
Cylinder heaD oiL ±RaIn
f²ui³ pasSage bOLt
±6
´eFT BaNk FRoNT µi¶ PaN
·NleT ±Ra¸n Tu¹E
²7
ºeF» ba¼k ½eaR O·¶ Pan
±Ra·¼ ¾ube
³8
¿eÀ ba¼k ½eaR cY¶in³eÁ
Hea± OÂà ±Äain ÅUbe aSsemb¶Æ
³9
ÇÈaÉ Êi¶ Ëan in¶eÌ ±RaÂn ÍÎbÏ
ÐexagO¼ ÐÑa± ÒapsÓrew
20 ÔeÕÌ ÖA¼k ×uRÖØsupeÁÙÚargÛÜ Oݶ
±ÉÞßà ÅÎÖe
á1 ÇßGât bÞ¼K ÁeaÁ µià pan ±Áai¼
ãuÖe
áä ÇßGÐt ÖÞ¼K åæÉÖçsupÏrÙÐaÁgeèé
Êi¶ ±Áai¼ êëìe
FigIo·e
´-!µJ.
Cyl±mLc ² hEad O³´ druµn
tubes cU¶d
Ass¶¸µAted
pa¹Ts
-
ºxPl»de¼l v½ew
-
íµnÌinued
C·
O
i
l Filler and Oil Level INd±catoR T²³be
(1) Remove oil fIller tube exTensioN heLical
sprINg
(9,
fIg. 3-275)± Do noT remove Two exTer²ally
reLievEd body screws (8) UNLess iNspecTIo² (para
3³126) i´dIcaTes replacemeNT Is necessaryµ Screws
are staked in pLaceµ Remove aNd discard oil f¶l·er
cap preformed packIng (4¸¹
(2¸ Remove Two machINe bolTs º»¼½ securINg
assembLed oIL gage cap to lefT front upper coverº»¾¿
aNd remove assembled oIl gage cap cover± Remove
aNd discard oIL Level Indicator neck gasket (22¸À
Remove and dIscard two oiL leveL INdicaTor neck
prefoÁmed packIngs (2¸µ Remove oil gage tube helÃ
ical ÄxTeNsion spÅiNg (25)± Remove and dIscard oIl
level iNdicaTor tube cap preformed packÆÇg(2È¸É Êo
NoT remove Two exterNally relIeved screws (8¸ uNË
less INspecTioN (para 3ÌÍ2ÎC¸ IndicaTes repLaceme²T
is nEcEssaryµ Bolts are sTaked IN pLace¹
3-125.
CleaniNg
RefEr To paragraph 3-3ÎÏ
3-126±
INspect±o² a²d Repa±r
I
a¸
Inspect CylindEr hEad oiL dra±N Tub² asS²m-
·TM ²³´8µ¶¸´´0¸¹4
bli³s fOr craCks, brokEn welds and
deformation.
I
´ub² asseMblµEs shall No¶ ·Eak
whÐn
subje¸¹ed ºo
¾Ñ
PoUnds ±n»ERa¼ a±r PressurE wHEN s
u
b
m
erg
E
d IN
wa½er (F¾g.
3-274).
¿EÀÁr Âo
ÃaÄagraÅH
3³´µ
And
3¶38
Æor genEÇal insÅeCtiÈn rEquiÉEÊËnÌsÍ
b.
ÒÓspEcT exHausT maNifolds for cracks, ÔrokeN
weldsÕ damaged belLows aNd beNT FÖangesÏ
CÏ ×NspØcT exTernally ÁelievEd scÁews (Ù aNd 32,
ÚigÛre 3Ü275¸ fOr loose´Ess or damaged shoulder
areaÝ
3º»27¼
AssembLy
a´ Oil Fµ¶le1· a¸C¹ Oºl »evel
IciC½lor tube¾
(ÍÞ ßf Necessary, insTall Two new eXTEMally
r¹
lieved body scrEws (8Õ fIgà 3-2á5) and sTake IN placeâ
×nsTall oIl levEl i²dicaTor Tube cap prEãärmed packå
INg (24¸Ï ßNsTall exTeNsioN heæicaL sprI Ng(25)µ çNsTall
two new preformed packiNgs (2Í) oÓ oil gage èéod
TUbe neck (23)ê ësIng a New gasket (22¸, InsTalì
assembLed oiL gage cap on left front upper coVer (32¸
aNd secure WíTh two machiNe bolts î33ÞÀ
(2) ßNsTaLl new ïiL ð¶Ller cap preformed packINg
(ñ¸ In oiL ðòlLer tUbe cap (5¸ó ßf necessaôõy, InsTaLl Two
New exTerNal·y ÁeLIeved body screws (8¸ aNd sTake
IN pLace. ßNsTaLL oil filler tube cap exteNsioN hElical
spöi´g
(9·¸
_
b¼ ½y¹¾NDe>¿ HeAd Oµl ÀraµN ÁubesÂ
÷oosely install
hose cLamps (ÍÕ fIGure 3-274) oN Hoses
¿À)
aNd coNø
necT rear cylinder head oil drain tube (2),
ÎÏUÐ
I´Ã
TermediaTe cyli´der head oIL draIN TUbEs (3)Õ rigHt
ÚronT oil drai´ manIfold Tube (5¸, righT ÚroNT cyli´ù
der Head oiL draiN tube (ÙÞ aNd right baNk oil paN
iNleT draiN TuÔe (á)¹ úoosely iNsTall hose clamps
ÁÂÃ
on hoses (4) aNd coNnecT TuÁbosuperchargeÁ oIL
drai´ tuÔe (22) and righT rear cy·I´der HeAd oiL
drain TuÔe (21Þµ
Cê
ExhaUSà Ma¸ÄfÅldsÆ
ûxüaÛsT ma²ifýLds wIlæ Ôe
assembled duÁiNg eNgine assemÔlYþ
ÿhĀnāe
Ä
¹Å ÆÇÆ
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