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 256 of 532
TM 9-2815-220±34
Fisure
3-129.
REmoving o± I²U³alLing Main b´AµInG 01¶Oc/·ing
pru±
NOtE
Use caution when removiNg maIN bearing
cap so ThaT loweR maiN sLeeve bearing haLf
dOes
not
drop
out
accIdeNTaLLy.
SLeeve
bearing haLves caN be easiLy damaged±
d.
²NsTalL
craNkcase
spreading
T³l
Pa´T
µo¶
8061 (fIg·
²³´µ¶)
i
n cranKcase assembLy midwaY be-
TweeN two ma¸N beaRiNg caps¹ ºighteN spreadiNg t»L
jusT enough To re¼ease pressure oF crankcase f´om
ends of main bearing caps¶ ²nstaLL mechanIcal puLLer
½a¾t µo¿
·7¸·7¹º
in mechanical adapter ParT µoÀ
»¼½´¾
²nsTall pÁller adapTer InTo ThREaded hole
provIded in µoÀ L main beariNg cap GentLy Tap the
main beariNg cap free of the cranKcase using the
s¼Ide hammer oN puLler¹ Ãemove maiN bearIng cap
and lower main sleeve bearing haLf anD separate The
beariNg haLf fRom the cap. MarK sleevE bearing haLF
wITh iTs respectIve LOcaTIoN, usIng a grease peNcilÄ For
Identification; e.gÀÄ
"¿
capÄ"
"À
capÅÆ etcÇ
ȶ Ãemove remaining bearing caps ɵos.
À
through
¼Á
aNd The lower sLeeve bearINg halves In sImilar
manner usIng puLÊer Ëa¾Ì µoÍ
¼¶Â¼¿À
aNd posiTionIng
the sÎreading tÏLÅ ParT µo.
Â7¶Â²6´,
between bearing
capÐ as necessa¾YÍ
Ãemove
sleeve bearINgs
F´om
bearing capsÍ
²³54
fIg¸¹º
´·µ´0¶
»´m¼VI½¾G ¿¿ÀNÁÂÃ BÄAµIÅG Cap ·UÆÇÃg cÈAÉÀkCOÊe
3p˺adIÌg
tol,
ͺÎÏanICÐÑ ÐDÐpÒı anÓ ÔºChÐÌÕCÐÖ P×ÖÖر.
NoTe
Ñhe crankshafT counterweights For
coNÒ
ÓecTINg rOd bearing JourNals ÔÃ aNd ÕÖ
aNd ×Ø and ×Ö musT be In the posItIon
showN in FigÂ
µÃ¿µÄÅ
Ùhe cranKshaft wiLL
TheN c¼ear The sides oF The cranKcase when
it Is removedÚ
)
±
²
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