BE2c367/8”Page2
Copyright©2007‐11M.K.BengtsonAllRightsReservedRev07/11
TailPlanes
VerticalFinandRudder
RemovepartsS1–S9fromthe1/8”sheet.Youwillalso
needsome1/16”x1/8”balsafromyourstickstock.After
coveringtheplanswithyourchosenprotectorlaythe
partsovertheplans.Whenyouarehappywithhowthe
finandrudderaretobeconstructed,startbypinningthe
twoverticalpieces(S3andS4)totheboard,thenwork
aroundtheruddergluingandpinningeachpieceto
completetheoutsideoftheframe.Fillinthethree
1/16”x1/8”piecesandS11tocompletetherudder.Finish
offtheverticalfinbygluingS1andS2toS3andaddthe
two1/16”x1/8”ribs.Makesureeverythingstaysflat.
Allowwhateverglueyouareusingtocompletelycure
andhardenbeforeremovingthecompletedpartsfromthe
plans.Don’tattachtheplycontrolhornuntilafter
covering.
HorizontalStab.andElevator
H5&H2arelongandsomewhatfragile,usecarewhen
removingthemfromtheirsheetsandwiththelightestof
sandingremoveanyremnantsofthelasercut‘tags’.
Usingastraightedgetokeepitdeadstraight,pinH5
totheplansinposition.GlueandpinH1,thenwith
anotherstraightedge,similarlyglueandlocateH2toH1.
AddthetwoH4sidepiecesandH3’stothecorners.Cut
andfitthe1/8”x1/16”ribs.
Tip:Cutthefirstrib,sandandfitneatlytothe
horizontalstabiliser.Cutalltherestfromthispattern
makingthemeversoslightlyoversize.Acoupleofstrokes
onsandpaperwillbesufficienttotunethesetolengthas
youfitthem.Donotdistortthestructurebytryingto
squeezeinaribthatisjusttoolong,acouplemorestrokes
onthesandpaperandit’llbeperfect.Ifyouover‐sandany
andit’stoolooseafit,putitasideandcutanother.The
shortonecanbeusedforanelevatorrib.
Horizontalstab.startandcomplete.
Whenalltheribsaregluedintothehorizontal
stabiliserremovethestraightedgeagainstH5.
Elevators.
PinthetwoE1totheplans,somethinspacermaterial
betweenH5andthetwoE1willmakethiseasy.Work
aroundtheoutsideontheelevatorstocompletethe
outline.Addtheribsandthetwocontrolhornanchorsto
completethissection.Donotaddthecontrolhorns
themselvesuntilaftercovering.
Wings
Thewingscanbebuiltwithorwithouttheoptional
undercamberwhichislasercutintotheribs.Itisnomore
difficulttohavethisoptionreally,theribsstillsitnicely
flatonthebuildingsurfaceevenafterremovingtheextra
material.Undercamberdoesrequirealittlemore
attentiontotheaileronservohatchareaandyou’llneedto
checkyourservo’sarethinenoughinthenarrowedwing.
Ifyoudowantundercamber,thelasercutlinesareeasy
tofinishwithasharp#11knifebladeandatouchof
sandpapertoremovethe‘bumps’.Don’toversand.Finish
eachrib’slowersurfaceasyouremoveitfromit’ssheet
andyouwon’tevenhavetosandtheundercamberonthe
completedwing.Otherthanalittlemorepreparationof
eachrib,andservorailfitting,wingassemblyisthesame
withorwithoutundercamber.Alsonotewithunder
camber,theply‘P’piecesthatmakethecarbanestrut
socketswillneedsomemoreattentionontheunder
surfaceoftheupperwingbeforecovering.
