DMWR-9-2815-220
AVDS-1790 ENGINE OVERHAUL STANDARD
DEPOT MAINTENANCE WORK REQUIREMENT
DMWR-9-2815-220 - Page 336 of 1422
DMWR 9·2815±220
5-40.1±
(Cont)
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This drawiNg WIlL app±y tO pressure hoUs²Ng part NO.
´µ683965
and scavenger Housi³g part no.
¶¶683946·
F²gure
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Arc ´eLD²ng O²± pµmp ¶Ous²ng ²mpe±±er sµrfaces·
NO¼e
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¸o demONstrate prOficiency and attai³ certified stat¹s, an operator
shaLL º±aMe spray a test piece iN accordance ´²t» this spec²f²cation
´¶ic¶ s¶aLL be destruct²ve±y and ¼taLLOgraphicaL±y exam²ne½ to assure
bOnd ²³tegr¾ty a¿d cOat²¿g sou³D¿essÀ
¸o ma²ntain certiº²eD statµsÁ a¿ OperatOr Âust cO¿s²ste¿t±y proDuce
acceptaBÃe repairs reLative to
tTe
ºLame sprayeD coat²ng anD pass a
yearLy destructive examiNat²oN ºor bond and coating ²ntegrity·
(1)
Set shaft in externaL gr²Nder a³d ¹³dercut
º»1315²1¹1320
i³ch spacer
bear²Ng sÄrfaces By apprOx²mateLy
¹0¼5
i¿ch tO
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²nc» per siDe źig·
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(5/2¿2.3À.
(2Á
Æ»Oroug»Ly c±ean anD Degrease s¶aft ´²t¶ tric¶±oroethyLene degreaser·
(3Â
Prepare bear²ng surfaces i¿ accOrDa³ce ´itÇ sta³darD ¼ta±²zÈ¿g prO-
cedures as ºoL±oÉs:
ÊaË
Ìask surºacesÍ NOt tO be coated, Îit¶ suitabLe grit bLasÏ masKing
ÐÑteriaÒ·
5/2¼2±2
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