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PCM Erwin XL Ultralight Electro Building Instruction

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Erwin XL Ultralight Electro - building Instruction
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Wing span [mm]:
Aspect ratio:
Wing area [dm2]:
Wing loading:
Weight [g]:
Airfoil:
BUILDING INSTRUCTION
August 2018
from 20,9
from 1280
ERWIN XL ultralight Electro
3000
14,67
61,33
VS1
1

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Summary of Contents for PCM Erwin XL Ultralight Electro

  • Page 1 Erwin XL Ultralight Electro - building Instruction August 2018 Wing span [mm]: 3000 Aspect ratio: 14,67 Wing area [dm2]: 61,33 Wing loading: from 20,9 Weight [g]: from 1280 Airfoil: BUILDING INSTRUCTION ERWIN XL ultralight Electro www.pcm.at...

  • Page 2: Table Of Contents

    Erwin XL Ultralight Electro - building Instruction August 2018 CONTENTS DATA 1. Kit – Contents 2. What else do you need? 3. Electronic equipment – electric drive 4. Settings for the first flight ASSEMBLING THE MODEL 5. V-tail 6. Gluing of fuselage 7.

  • Page 3: Kit - Contents

    Erwin XL Ultralight Electro - building Instruction August 2018 DATA 1. Kit – Contents Fuselage, in two parts, incl. canopy and cover for end of fuselage, 1 piece Wing, in two parts V-Tail Covers for servos on wing, 4 pieces...

  • Page 4: Electronic Equipment - Electric Drive

    Erwin XL Ultralight Electro - building Instruction August 2018 3. Electronical equipment Servos for the wing Dymond Hyperion Atlas HP DS09SCD Servos for the V-tail Dymond Receiver: 2,4GHz: all (antennas must be led outside the fuselage) 35 MHz: Graupner DS19...

  • Page 5: Settings For The First Flight

    Erwin XL Ultralight Electro - building Instruction August 2018 4. Settings for the first flight (measure from the leading edge of the wing to the back) Centre of gravity: due to little weight 100mm is possible without danger Difference in angle of attack: +1°...

  • Page 6: Assembling The Model

    Erwin XL Ultralight Electro - building Instruction August 2018 ASSEMBLING THE MODEL 5. V-tail The v-tail is ready prepared with holes for screws to be fixed on the fuselage. As the electric version is equipped with an engine, there is only little space in the fuselage cone.

  • Page 7: Gluing Of Fuselage

    Erwin XL Ultralight Electro - building Instruction August 2018 6. Gluing the fuselage Check the alignment of the V-tail regarding the axis of the fuselage, so that it is fixed symmetrically. To do this, mount v-tail and wing on the fuselage. Look at Erwin XL from the front and slowly lower the tail, until the ends of the elevator disappear behind the wing.

  • Page 8: Electronic Components In Fuselage (Electric Drive)

    Erwin XL Ultralight Electro - building Instruction August 2018 7. Electronic components (electric gear) inside the fuselage Glue the installation frame for the engine with UHU 300 endfest or Pattex Stabilit into the fuselage. The tip of the fuselage cone is ready prepared for correct mounting of the engine.
  • Page 9 Erwin XL Ultralight Electro - building Instruction August 2018 … to cover the sharp edge of carbon fibre at the holes ... … and to be still easily accessible inside the fuselage when threading the antenna. Secure the receiver in the fuselage with foam against dislodgement.
  • Page 10 Erwin XL Ultralight Electro - building Instruction August 2018 Bend a steel wire as shown for fixing the accumulator in the fuselage. Fix the wire first with adhesive tape on the accumulator. So you can find the correct centre of gravity.
  • Page 11 Erwin XL Ultralight Electro - building Instruction August 2018 Wait until the glue has hardened, then you can remove the fuselage board. If you want to use the model for competition, you can place logger, limiter or current sensor on top of the board.

  • Page 12: Wing

    Erwin XL Ultralight Electro - building Instruction August 2018 8. Wing The openings for the servos are big enough for all appropriate standard servos including mounting frame, such as Futaba S3150. The connection to the levers on the rudder goes crosswise through the wing.
  • Page 13 Erwin XL Ultralight Electro - building Instruction August 2018 To connect the servos to the levers use two connectors M2,5mm. In between, use a welding rod (diameter 2mm), which you solder inside the both connectors. To find the right length of the welding rod put all servos in 0-position.

  • Page 14: Installation Of Antenna

    Erwin XL Ultralight Electro - building Instruction August 2018 9. Installation of antenna Due to the installation of the engine there is no space for the receiver in the fuselage cone of Erwin XL ultralight Electro. If you want to install 2,4 Ghz, let the antennas stand out...

  • Page 15: Before The First Flight

    BEFORE THE FIRST FLIGHT 10. Ballast system Erwin XL ultralight Electro has just one connector. The kit includes 1x carbon pipe with 20g. If you want to add ballast, you can easily change the weight by varying between the different connectors.

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