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While doing this take care to not sand the two wooden pins on top as they are 
needed to center the elevator.  

No wrap some sanding paper around the boom (ca. 6 to 8 cm in front of the 
rudder slot) no gently sand the pylon bottom to the shape of the boom.  

Now we suggest to cover the pylon and the elevator with the fabric of your 
choice.  

Put the elevator on the pylon and fix it with the 2.9 x 13mm screw. Also mount 
the wing onto the fuselage. Align the elevator with the wing center panel and 
glue the pylon on the boom (Epoxy). The distance between the rudder and the 
trailing edge of the elevator should be approximately 10mm. 

Slide the rudder into the slot and make sure that the two marks on the rudder 
align with the boom. Additionally make sure that the rudder hinge line is 
exactly vertical. When achieved you can glue (Super Glue or Epoxy) the rudder 
to the tail boom (if everything was done properly before you should have an 
exact angle of 90 degrees between elevator and rudder). The rudder can now 
be covered. 

As a last step you need to bend two ca. 5cm long springs out of the 0.5mm 
wire. The torsion angle should be +/- 100 degrees.  

Mount the springs to the rudder and elevator. 

 

 

Summary of Contents for Fun-RES

Page 1: ...Version Description Date 0 1 Initial Draft 2016 0 8 First Update Dec 2016 0 9 some tech terms updated Dec 2016 MADRES Fun RES model F3B R E S Competition model...

Page 2: ...ly ca 310 350 g Wingspan 1992 mm Length 1067 mm On the following pages describe the building of the MADRES step by step as I recommend it If you need further guidance don t hesitate to contact us pers...

Page 3: ...trol horns 1mm 7 Tow hook 8 2 x M4 countersunk screw polyamide 9 2 x captive nut M4 10 2 x snake tube ca 5 cm 11 Magnet canopy lock 12 1 x washer M4 13 3 x plywood inlets 1 x elevator 2 x wing 14 2 x...

Page 4: ...4 3 Wooden parts...

Page 5: ...d not overlap them Now completely open up the milled openings in the main wing panel for the screw connection inlets which is best done with a sharp carpet knife Sand one side of the prepared carbon s...

Page 6: ...in wing panel Make sure that the joiner bag has good contact with the balsa left and right side as well as the carbon strips top and bottom Now clue the carbon strips as you have done with the main wi...

Page 7: ...ue the outer tips on the inner tips This is also best done with Epoxy To assure the correct dihedral put a 85mm balsa block under the end of the outer wing panel while curing For the spoiler linkage g...

Page 8: ...tor Now cut a piece in the length of the milled slot in the elevator from the 200 x 2 9 x 4 mm carbon strip and press it into the slot vertically and glue it in with thin super glue Next dry fit the 3...

Page 9: ...t you need the two sides of the fuselage as well as two 2 x 2mm balsa strips and the 2mm balsa parts with the cut out section of the wing underside Mark the positions of the spars with a pencil on the...

Page 10: ...alsa parts together before you can glue the whole balsa block on the fuselage Sand until you have a nice shape Dry fit the 2mm balsa cover plate and if needed slightly trim it to get a nice fit The co...

Page 11: ...slide the 4mm plywood mounting gauge from the back onto the boom the arrow on the gauge must point towards the bottom edge of the square profile ruler Now you can put the rudder into the slot of the t...

Page 12: ...and glue the pylon on the boom Epoxy The distance between the rudder and the trailing edge of the elevator should be approximately 10mm Slide the rudder into the slot and make sure that the two marks...

Page 13: ...Po 300mAh 2S Settings CoG 73 78mm behind the leading edge Deflections Elevator 8 4 mm Deflections Rudder as much as possible Brake 0 60 Degrees Tow hook position Approximately CoG I wish you a lot of...

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