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Glue ribs and main formers. 
Place retract formers laminate a piece of 200gr glass between them for added strength , use white 
glue or epoxy for this , place wing joiner as per drawing, Place R18 fill in bottom of retract formers to 
get a good connection with the bottom sheeting. 

Assembly on the sheeting , with the help former as it is a stiff set already , line it out and glue Main 
former with medium ca to the sheeting as start then glue on till all is glued to the formers, place sub 
leading edge to rib assembly sheet. Place some scrap balsa to ailevon at  hinge position 

 

 

 
Take of wing from building board , mark flaps and ailerons with your balsa knife sticking through the 
bottom sheeting. 
Place servos for ailevon we wrap them in cello tape and glue them to the wing sheeting with a 1,5mm 
balsa doubler on the bottom sheeting and a 6x12 doubler at the top , sand flush with ribs. 
, cut the servo arm openings and lead the wires through the openings. 

 

sand all so there are no high spots and pin down the inner panel to the building board with help from 
the 6x12 help former for the correct washout, pin down the wing at the X marked points. 

Содержание DH108 Swallow

Страница 1: ...es a perfect fit CAD Drawn Plans The plans in this kit are not copied from a master set They are originals drawn directly from the CAD program where the airplane was designed We do this because it allows us to use colour which helps you better visualize the various components of the airplane and we can use better quality paper which greatly reduces the possibility of shrinkage Since you re going t...

Страница 2: ...te that due the differences in wood thickness per sheet it is advisable to sand the tabs a bit so they slide in easy also sand the openings so parts slide in easy hard pushing parts have a high risk of breaking Hardware and an edf unit are not included in the kit There are so many choices for quality hardware that these choices are left to the individual preferences of the builder rather than incl...

Страница 3: ... says more as a 1000 words so do look at the pictures on the cd Study the drawing and pictures to understand how the DH108 is build Important Do mark all parts on the cnc sheets as per drawing there are a lot of parts that are looking similar so mark them clear Fuselage Number and Take out all parts and clean up the small tabs on the parts Start by following the described steps here see cd picture...

Страница 4: ...mers F20 and Place 3x6 stringer on duct side into formers Now place the duct sheeting and lining cut as per plan from thick paper in 2 pieces it can be done in 1 piece note the cut outs in the paper you might widen them up a bit for easy placing Place duct sheet from stiff paper cut as per plan Gently push it in and glue to formers When done place scrap 6x12mm balsa on the intake lips place 3x bal...

Страница 5: ...port place build support formers in front and back see pictures on cd place 3x6 stringers Cut fairing sheet to size and glue Place 2x 2x12 sheet strip to top of fuselage use the centre former for aligning the strips Sand flat at rudder position and make openings for dowels and we did not use a rudder but if you like you can add one servo wire ...

Страница 6: ... formers and place to F24 and F42 bottom only place scrap fill to front formers to get flush with sheeting note remember where you placed them or do all in a later stadium as we did Drill holes into former with a 2 5mm drill take out assembly and drill 4mm place assembly Place wings and light drill with a 2mm drill at position drill joiners with 3mm a few mm so the M3 will hold the joiner it is on...

Страница 7: ...former to take 2x12mm sheeting strip Mark front retract hatch you can make a working hatch or make a tight fit hatch around the retract leg Place 6mm scrap fill to front intake lip and sand to shape Clean up at the wing fairings sand front to Place the nosecone with Dowel Make tail cone with F37 Place tail cone and intake diffusors cut them in a bit at the top section to fit in the intake and flus...

Страница 8: ...sharpie better a bit too large as to small cut canopy and glue to frame with canopy glue we use ca clean up canopy with window cleaner first Glue canopy closing with some scrap balsa to canopy cut out hatch And place formers Make front retract mount from cnc parts and 3x12 strip do place a layer of glass and epoxy or white glue between sheet you need to do this for the wing retract formers also ...

Страница 9: ...ng wire with a z bend see the drawing Front hatch is made in 2 pieces We used springs and rubber bands for closing we mount the hinges with fasteners and epoxy and these parts are not in the kit it is all DIY Cut out main wheel wells in fairings details for hatch cover are on the drawing we used thin aluminium not in kit ...

Страница 10: ... into exhaust tube in fuselage then slide forward over fan unit and fasten with tape we made a large hole into the fan hatch for cooling the controller The receiver and retract batteries are placed also in the edf room Place the servo connector plate into the fuselage to F23 so the servo and retract wire can be connect easy the wing should slide in easy but not loose if to tight sand joiners Wing ...

Страница 11: ...e small holding tabs Place small parts on ribs and place 3x6 former to the mainformer join retract plates with a sheet of glass and epoxy or white glue for strength Set up the frame work with ribs and main formers make sure the parts are sliding in smooth to tight a fit can warp the parts so sand if necessary Place formers without glue when all parts are in ad a drop of glue here or there to hold ...

Страница 12: ...ormers place sub leading edge to rib assembly sheet Place some scrap balsa to ailevon at hinge position Take of wing from building board mark flaps and ailerons with your balsa knife sticking through the bottom sheeting Place servos for ailevon we wrap them in cello tape and glue them to the wing sheeting with a 1 5mm balsa doubler on the bottom sheeting and a 6x12 doubler at the top sand flush wi...

Страница 13: ...embly with thick ca or use slow white glue Take of panel Sand all edges and place leading edge from 6x20 balsa sand to shape as per plan Join tip blocks and place to wing at R8 sand tips with course paper and razorplane Take out opening for your retracts use some scrap ply to fill the mount till the top of the retract unit is flush with the wing sheeting ...

Страница 14: ... Place also wing fences at position as per drawing They can be from ply or polycarbonate we have them a bit modified in the kit with a few teeth to hold better in the balsa sheet and leading edge so you have to make tiny cuts Vertical Stabilizer Start by laying out all parts as on the drawing you have to build 2 halves place formers and ribs as per drawing cover drawing with plastic carefully nail...

Страница 15: ...care for the vacuumformings as some paints will not hold as good or worse will dissolve or make it brittle use a primer Canopy Cut oversize And test fit to fuselage clean with window cleaner do not add your greasy fingers to it glue with canopy glue or ca and make it lively with pilot radios etc The canopy framing can be painted on The retract legs are made from bend steel wire that works best on ...

Страница 16: ...trim etc etc the cg as on the drawing is ok start with the forward position do not place it more forward as on the drawing that will give problems Wing fences they make for a very sure behaviour we did not fly without them but you can try no insurance as airflow can delaminate from ailevons The original had them another version had slats that is almost acting the same there is a info on the disk F...

Страница 17: ...1mm Mount 2pcs https hobbyking com en_us servoless retract with metal trunion 44mm x 41mm mount 2pcs html Servoless Steerable Nose Retract with Metal Trunion 44mm x 41mm Mount https hobbyking com en_us servoless steerable nose retract with metal trunion 44mm x 41mm mount html Servo Corona DS339 https hobbyking com en_us corona ds339mg digital metal gear servo 4 4kg 0 15sec 32g html ...

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