DMWR-9-2815-220
AVDS-1790 ENGINE OVERHAUL STANDARD
DEPOT MAINTENANCE WORK REQUIREMENT
DMWR-9-2815-220 - Page 122 of 1422
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DMWR 9·2815±220
5-8.
(Cont)
satisfactory eNgI±e perfoRmance.
GNeral Rules foR asseMbLy are outlIned be²ow³
P´oceduRes For asseµBlINg the vaRious compo±eNts aRe coveRed I± tHe paragra¶H
ReLat·Ng to t¸e s¶ecific coµ¶o±eNt¹
B¹ , ºRecautIonaRY »ULes¼
(1)
½LeaNL¾Ness Is esse±t¿aL In aLL asseMBLy o¶eratio±s¹
DIRt a±d dustÀ
eveN iN mI±Ute qua±tItiesÀ are abras¿v ³
Áarts Must be cLea±ed as spec¾fied aNd
ke¶t cLean¹
Wrap o coveR Ãarts a±d compo±e±ts w¸en asseMbly procedURes are ±ot
iÄÅEdIately completedÆ
(2)
Çoat all beaRIngsÀ shaftsÀ aNd aLL coNtact sURFaces wItÈ oil
±OE²
to
·±sUre LuBrIcatIoN oF parts dUri±g i±It¿aÉ engI±e starti±g¼
³
±3)
Always Êse ±ew gaskets and preFoËÌed ¶ackI±gs wheN asseµBÍIng eNgi±eÆ
(4)
Îse FLat washeRs Under all ÏocKwasHersÀ ±ÊtsÀ and bolts to Ðrotect
ÑlUmiNÊÒ surfaces¼
I£
(5²
boLtsÓ capscrewsÀ aNd ±uts must be secURed with lockwasHersÔ taB
wasHeRsÀ LockiNg w·reÀ or cotteR pi±sÀ dependiNg oN Õt¸od of ÉockiNg specified¹
(6³
ÖHe±ever a LockIng Õthod ×s Not spec×F×ed For bolts aNd capsc´ewsÀ t¸e
µid-grip heLicaL-coiL threaded رserts i±to whic¸ the bolts or screws are t¸readed
serves as the Locki±g devIce¹
(7)
toRqUeÆ
Ùt is aLso iMportaNt tÚat aLL ¸ardwaRe be tIg¸teNed to tHe specifIed
»eFer to torQUe specIficatÛo±sÀ
paragra¶H
5´9.
TorÜÊe SpeciFIcations¹
±
;,U4 1
01'
.
tur
' l²t³´urTµ "¶ E
aÆ
StaNdard ToÝÞues For
f
aNd ßoLtsà
AppLy a LIgHt FIlµ oF
OE AIia
e ²
áâ
to
±.
ãoätsÔ capscrew tåreadsÓ a±d contact Face oF ±ÊtsÓ Bolt
headsæ açd capscrews¹
èvoId excessIve aéuNts of compou±d in bLi±d tapped holes³
Size
êdia i±¹ë
µ/4
5/¶·
3/8
7/¸6
¹/2
º/»¼
ìorQÊe
.
³ ´ b
i
A·
)
²
( .±_
Ld .
75´100
¸50½¸75
275¾325
¿00À450
550´¼00
800´850
I
v
io'
1³
²l/³R£
J
r
bí
SîecIaL ïoRðñes for Studs aNd òolts¼
Apply a LIgÈt FIlm oF
G
01´
O
\A T
to stÊósÔ
B,
ca¶screw tåreadsÔ aNd coNtact Face of ±utsÀ boLt ¸eadsÀ
ônd capsõRews öexcept as notedë÷
Avoid excessIve amoU±ts oF luBricant I± BÏi±d
:apped Èo
µ
es¼
øra±Kcase ïIeùRod Stud
úaI± ßearINg StUd
¶I· L85¸
¹
¼40
¹9aº
·¸
l{S
450
5/1Á
Ch
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)
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