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SpeedWing 250 Mk II Assembly Instructions Manual

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SPECIFICATIONS
Wingspan: 24 in.
Wing Area: 168 sq. in.
Target Weight: 7.4 oz.
Wing Loading: 6.4 oz./sq. ft.
Motor: Johnson 250 (two incl. w/props)
RADIO EQUIPMENT NEEDED
2 Micro Servos (HS-55 or equivalent)
Micro Receiver (GWS 4P or Berg MS4P)
Micro Speed Control (10 amp)
2 Cell 1200 ETEC or 3-cell 800mah (for Brushless)
Optional: 20mm BL Inrunner ~3000Kv
SpeedWing 250 Mk II

Assembly Instructions

Website: www.speedwing.net
e-mail: acer@speedwing.net

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Summary of Contents for SpeedWing 250 Mk II

  • Page 1: Assembly Instructions

    2 Micro Servos (HS-55 or equivalent) Micro Receiver (GWS 4P or Berg MS4P) Micro Speed Control (10 amp) 2 Cell 1200 ETEC or 3-cell 800mah (for Brushless) Optional: 20mm BL Inrunner ~3000Kv SpeedWing 250 Mk II Assembly Instructions Website: www.speedwing.net e-mail: acer@speedwing.net...

  • Page 2: Radio Equipment

    SpeedWing 250 Mk II Instructions Thank you for choosing the SpeedWing 250 Mk II as your next project. This kit is easy to build and only requires a few hours to complete. Once finished, you will be rewarded with a stable, FAST, fun to fly wing that you can take anywhere.
  • Page 3 1. Find the three parts of the motor mount. You can 4. Now use a sharp X-acto blade and cut the foam smooth the edges of the motor mount doublers if along the marks you have made. you’d like. 5. Glue the mount to one wing core with 5-minute epoxy.
  • Page 4 7. Insert the motor into the motor mount. You will 3. Use a pen to mark where you will be burying the need to mark where the motor fi ts into the mount and CF Flat. Remove the CF Flat. cut a small amount of foam out of the wing so that the motor can slide all the way forward.
  • Page 5 7. Now fl ip the wing over and lay the wing in the top 11. Repeat Steps 9 and 10 for the other trailing edge. beds. Repeat previous steps 2-6. Be sure to weigh Remember to use a dust mask or respirator when cut- down the wing so that it remains fl...

  • Page 6: Radio Installation

    Radio Installation: 4. Place some servo tape on the bottom of the servos and place the servos in their precut pockets. Also, make a small hole in the speed control pocket for the 1. Mix up a small amount of 5-minute epoxy and battery connector to fi...
  • Page 7 Covering Instructions 7. Now use some masking tape to cover the motor mount. Spray a light coat of 3M77 spray on the top and bottom of the wing. You can cover the model either with colored covering tape or iron on fi lm. I like to use either Solarfi lm or Econokote to cover with.
  • Page 8 3. Now cover the other side of the bottom wing using 7. Cover the elevons starting on the bottom side of the same covering technique. Make sure to overlap the elevons. I like to use the same colors as the wing the center of the wing by at least 1/2”.
  • Page 9 10. There are vinyl graphics included in the kit. To 13. Using a plastic squeegee or a credit card, press the install them, tape the decal to the wing using a strip of graphic down working your way from the center of the masking tape about 3 1/8”...
  • Page 10 16. Now peel the rest of the transfer backing off of the 19. Carefully peel the backing off of the top of the graphic. graphic. Be sure to pull at an angle and horizontal to the graphic. 17. Press the rest of the graphic down working your way from the center of the graphic towards the back 20.

  • Page 11: Final Assembly

    Final Assembly 4. Find the coroplast tiplets. Now make a mark from the tip of the tiplet to the back. You will glue the tiplet to the wing with this line on the center line of the air- 1. Start by installing the elevons on the wing. You foil.
  • Page 12 7. Using a straight edge, mark the location of the 1/2A 11. Attach the Z-Bend end of the push rod to the top control horns on the elevons. hole in the elevon control horns. Slide the other end though the Micro EZ Connects and tighten the screw when the elevons are level.

  • Page 13: Center Of Gravity

    13. Use industrial strength Velcro to attach the battery. It is a good idea to cut the covering out from under the Velcro and attach the Velcro directly to the foam with some medium CA. Also, glue the 1/32” ply connector plate to the wing and the battery connector to the con- nector plate using medium CA.

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