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 35 of 532
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ÁhE drIve housIng is lubRIca¿E¾ wIth oIl Ex¿EøaìLy
rou¿Ed FRoÆ ¿he eNGInE ÆaIn oIl galleRy on ùúe
RIûüt SIdE oF ¿ÉE cRanýcasEþ
b fuel ÍNjeÎtiÏN ºeteÐÑNg ÒumÓÔ
ThE FóEl INÿecĀ
āIoN Æe¿ering puÆp is locate¾ iN ¿he "VĂ oF ¿ÉE
enGIne betweEn thE fØN ¾RăvE HouSInGs, aNd suppĄes
fuEL uN¾eR Éigh pRESSóąE to Each cYlIn¾ERĆ The
puÆp Is dRIvEN a¿ engiNe speEd fðom tÉE ćan ¾RIve
ÉousIng Locate¾ at tÉe REaR oF tÉe EngIneĈ A fueL
InĉEc¿ioN puÆp a¾vance aSsembLy Ý·, fIgĊ õ-8) is
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¿oma¿icallY provi¾e a gRa¾uaL ¾EgREE advaNcE oF
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tIÆÃng duRIng the EnGINE SpeEd RangE
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inĎec¿oR NozzLes ďfIGĐ đĒēõ ), oNE per cylÃndERĔ aRE
usE¾ ¿o INĉEc¿ fuEl Into ¿he coÆbus¿ion chaÆbers.
ĕwelve Ėėel InĘecęoR ¿ubeS oF equaL lEnG¿É caÂĚY the
fuEÌ FroÆ āÉE fueL iNĉEc¿ioN pump ¿o ¿hE noZěÌESĜ
ÁhE nozzlEs on each cYĄndER bank arE IN¿ercoNĀ
NEc¿E¾ by fuel Retuĝ LiNEs ¿o providE a path FoR
thE rEtuĞ of ExcEss fuELğ
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