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1、STRUCTURALREPAIRMANUALINVESTIGATION−CLEANUPANDAERODYNAMICSMOOTHNESS1.GeneralNOTE:Thetolerancescontainedwithinthischaptercanbeusedtodeterminethegeneralaerodynamicsmoothnessrequirements.Theselimitsarederivedfortheaircraftincruiseconditionandmaybeexceededwhenmeasuredontheground.In
2、thiscasethetolerancesontheinstallaĆtiondrawingsmustbeused.A.Forahighaircraftperformanceitisnecessarythattheaircrafthasanaerodynamicallycleanshapeandasmoothexternalsurface.Damagenotre−paired,dentsnotfilledandrepairswhichchangethecontourorroughĆensthesurfacecanreducetheperformanc
3、e.B.Theaerodynamicsmoothnessoftheexternalsurfaceisdividedintothreetoleranceareas.Youcanfindthesetoleranceareasundertheheading’DegreeofSmoothness’.−RefertoFigure2andFigure3andTables1thru15(1)Descriptionofthetoleranceareas(RefertoFigure2and3):(a)Area’A’:Surfaceareaswithverygoodae
4、rodynamicqualitiesandrequiringclosetolerances.(b)Area’A1’:Surfaceareaswhicharepartsofarea’A’.TheyaresubjecttofurtherdetailedimprovementsconcerningfastenerstanĆdards.(c)Area’B’:Surfaceareaswithtolerancesusuallylargerthanarea’A’.(2)Youmusttakeprecautionstoprotectthesurfacefromdam
5、agewhenyouworkonit.Youmustwearsoft−soledshoesandcovertheareawithrubbermats.2.AerodynamicSmoothnessRequirementsA.Fuselage(1)Referto:−Figure1,Figure2,Figure4,Figure5,Figure6,Figure7andFigure8andalsotoTables1,5and6fordetailsoffuselagesmoothnessrequirements.NOTE:Foraerodynamicrequi
6、rementsintheregionofstaticports,angleofattacksensors,pitotprobesandtotalairtemperatureprobesrefertoChapter53−00−11,PageBlock101,inwhichspecificaerodynamictolerancesareincluded.B.BellyFairing51−10−00Page1Aug01/10PrintedinGermanySTRUCTURALREPAIRMANUAL(1)Referto:−Figure1,Figure2,F
7、igure4,Figure5,Figure6,Figure7andFigure9andalsotoTables1,7and8.fordetailsofbellyfairingsmoothnessrequirements.C.Wing(1)Referto:−Figure1,Figure3,Figure4,Figure5,Figure6,Figure10andFigure11andalsotoTables2,3,4,9and10.fordetailsofwingsmoothnessrequirements.D.Stabilizers(1)Referto:
8、−Figure1,Figure4,Figure5,Figure6,Figure7,Figure11andFi
