DMWR-9-2815-220
AVDS-1790 ENGINE OVERHAUL STANDARD
DEPOT MAINTENANCE WORK REQUIREMENT
DMWR-9-2815-220 - Page 338 of 1422
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DMWR 9·281S220
5-40.1.
(Cont)
d±
Oil Pump
IMpelLer DRiveN
Shaft (part No² ³´6839µ5¶¸
¹eclaºM worn beariNg
su»faces By ¼etals½»ay¾
¹eFer to ¿ÀÁ Â16Ã3ĵ5
(5/2µ3).
ÅÆTE
Ço demonstRate ½RoFicieNcy and attaÈN certifºed status, aN o½e»atoR
sHaLl FLame s½Ray a test ½ºece ÈN accordance witÉ thºs s½ecºficatioN
wHich shalÊ Be dest»uctºvely and ËtaLlogra½hºcalLy examºNed to assuRe
BoNd ºntegrity aNd coatºNg souNdNess.
Ìo maiNtaºN certiFied statUsÍ aN o½eRator must coNsºsteNtÎy ½»oduce
acce½table re½ai»s ReLatiVe to tHe fLaMe s½»ayed coatiNg aNd ½ass a
yea»ly destructºÏe exaMºNation for boNd
·
aNd coatiNg ºNtegrºty.
(1)
Álace shaft ºÐ latHe.
WHeN usiNg Ñetco ÒOÓ or ÔÕE Wºre S½ray SystemÖ
uNdercut bear×ng surfaces by .035 ºNch.
When UsiNg Øetco 6Ù Çhermos½ray System,
uNdercut the bea»ºNg suRfaces as RequiRed to eLimºNate sU»Face deFects But Not to
exceed ±035 incH ÚFÛgÜ 5-µ3Ü3Ý (5Þ ß
à
á
_
µâ
ã
±
¿À· Á
(2¶
äho»oughly cleaN and degRease sHaFt wºth tRÈchlo»oethyleNe degrease».
åæAçèéG êëìíAîæê
TA265798
I
ïºgð»e 5-µ3.3ñ
òil ½uM½ ºm½eLler dRiVen shaFt Bea»ÈÐg suRfaces.
(3â
Ùre½a»e surFaces to Be coated iN accordaNce witó staNda»d ôtaLiziNg
½õocedures as fo
1±
ows:
(ö)
÷ask surfacesÍ
Ðot to be coatedÍ øºth suºtabLe grºt blast MaskÈng
MaterºalÜ
a
l
(b)
ùúºt bLast bearºÐg suRfaces with cLeaÐû oºl Free 25 mesh
ü
chº
l
Led
B
iroý gritÜ
5/2þ2.µ
ÁÂ
)
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