Seagull Models Jumper 25 Assembly Manual
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Seagull Models Jumper 25 Assembly Manual

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Download this manual See also: Instruction Manual
Hand-made Almost Ready to Fly R/C Model Aircraft
Specifi cations
Wingspan______________________________ , 157cm
Wing area ____________________________ 1256Cm2
Approximate fl ying weight __________________ , 2.5kg
Recommended engine size ___0.25-0.32 cu. ins 2-stroke
Recommended R/C _____________ 4 channel minimum
Flying skill level __________________ High wing Trainer
Kit features
•
Ready-made—minimal assembly & fi nishing required
•
Ready-covered—including decals, trim & covering
•
Factory-installed pushrod
•
Factory-installed metal engine mount
•
Factory-pinned & glued control surface hinges for ultimate safety
•
Comprehensive hardware pack including wheels, tank, spats,undercarriage& spinner
•
Photo-illustrated step-by-step Assembly Manual
Jumper 25
Jumper 25
Jumper 25
HIGH WING TRAINER - ENGINE SIZE .25 - 2STROKE
HIGH WING TRAINER - ENGINE SIZE .25 - 2STROKE
ASSEMBLY MANUAL
Additional items required
Engine
4 Channel or greater Radio Control system
Glues
Tools
Starting Equipment
Distributed throughout Europe by:
J Perkins Distribution Ltd, Kent, UK.
http://www.jperkinsdistribution.co.uk
Made in Vietnam

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Summary of Contents for Seagull Models Jumper 25

  • Page 1 Jumper 25 Jumper 25 Jumper 25 HIGH WING TRAINER - ENGINE SIZE .25 - 2STROKE HIGH WING TRAINER - ENGINE SIZE .25 - 2STROKE Hand-made Almost Ready to Fly R/C Model Aircraft ASSEMBLY MANUAL Specifi cations Additional items required Wingspan______________________________ , 157cm...

  • Page 2: Fuselage Assembly

    Instruction Man u al Thank you for choosing the Jumper 25 ARTF by SEAGULL MODELS. The Jumper 25 was designed with the in ter me di ate/advanced sport fl yer in mind. It is a High-wing aeroplane which is easy to fl y and quick to assemble.

  • Page 3: Wing Assembly

    Remove the brace when satisfied with This will ensure proper assembly as the its fit in each wing half. Coat both sides Jumper 25 is made from natural ma- of one half of the dihedral brace with 30 terials and minor adjustments may have minute epoxy.

  • Page 4: Servo Installation

    Jumper 25 Instruction Man u al  8. When the epoxy has cured, care ful ly remove the masking tape from the wing. Peel off the backing from the self ad-  9. he sive covering strip. Apply the strip to the centre section of the wing starting from the bottom trailing edge.

  • Page 5: Installing The Aileron Linkage

    Jumper 25 Instruction Man u al INSTALLING THE AILERON SERVO  6) Install the aileron servo into the servo mount, with the output shaft towards the lead ing edge of the wing, using the wood screws pro vid ed with your ra dio sys tem. Drill 1/16”...

  • Page 6: Installing The Main Gear Wires

    Jumper 25 Instruction Man u al INSTALLING THE MAIN GEAR WIRES  1) Using a modeling knife, remove the cov er ing from over the two main gear mount ing slots lo cat ed in the bottom of the fu se lage.

  • Page 7: Nose Gear Installation

    Jumper 25 Instruction Man u al Installing steering arm as follow.  9) Slide one 60mm di am e ter wheel onto each axle and push them up against the wheel collars. Slide the remaining wheel collars with 3mm x 6mm set screws onto the axles. Push them up against the wheels and tight en the set screws.

  • Page 8: Installing The Stopper Assembly

    Jumper 25 Instruction Man u al FUEL TANK When the stop per as sem bly is installed in the tank, the top of the vent tube should rest just PARTS REQUIRED below the top surface of the tank. It should ...

  • Page 9: Installing The Fuel Tank

    Jumper 25 Instruction Man u al INSTALLING THE FUEL TANK TOOLS REQUIRED Pushrod wire Blow through one of the lines to ensure the fuel lines have not become kinked in side the fuel tank com part ment. Air should fl ow through easily.

  • Page 10: Mounting The Engine

    Jumper 25 Instruction Man u al 3) Temporarily bolt the plates to the motor MOUNTING THE ENGINE  mount, but do not completely tight en them down at this time. Leave them slightly loose PARTS REQUIRED so they can be moved if needed.

  • Page 11: Installing The Fuselage Servos

    Jumper 25 Jumper 25 Instruction Man u al INSTALLING THE FUSELAGE SERVOS Some switches come with a hole drilled through the switch tab for this very pur pose. If your switch does not, re move the PARTS REQUIRED switch and drill a 3/32” hole through the mid dle of the switch tab.

  • Page 12: Mounting The Horizontal Stabilizer

    Jumper 25 Jumper 25 Instruction Man u al HORIZONTAL STABILIZER. MOUNTING THE HORIZONTAL STABILIZER PARTS REQUIRED  6) With the stabilizer held fi rmly in place, use a pen and draw lines onto the stabilizer {1} Horizontal Stabilizer with Elevator ...

  • Page 13: Vertical Stabilizer Installation

    Jumper 25 Instruction Man u al  10) After the epoxy has fully cured, re move the masking tape or T-pins used to hold the sta bi liz er in place. Carefully inspect the glue joints. Use more ep oxy to fi ll in ...
  • Page 14 Jumper 25 Instruction Man u al  5) Slide the vertical stabilizer back in place. Using a triangle, check to en sure that the ver ti cal sta bi liz er is aligned 90º to the hor i zon tal sta bi liz er.

  • Page 15: Pushrod Installation

    Jumper 25 Instruction Man u al 5) Install an adjustable servo connector  in the hole closest to the center of the rud- der servo arm. You need to use a “dual type” servo arm. Install the connector using the same tech nique as with the throttle.

  • Page 16: Installing The Spinner

    The cen ter of gravity is lo cat ed 7cm back from the lead ing edge of the wing, at the fu se lage INSTALLING THE SPINNER sides. Balance the Jumper 25 with the fuel  1) Install the spinner backplate, pro pel ler tank emp ty.

  • Page 17: Control Throws

     1) We highly recommend setting up the the el e va tor, rudder, ailerons and throttle. Jumper 25 us ing the control throws listed at right. We have list ed con trol throws for both  A) Plug in your radio sys tem per...

  • Page 18: Preflight Check

    Jumper 25 Instruction Man u al move too much, turn the adjustable control  3) Double check the balance of the horns out away from the wing. Do the op po site air plane. Do this with the fuel tank empty.

  • Page 19: Assembly Manual

    SEAGULL 40 LOW WING TRAINER LOW WING TRAINER LOW WING TRAINER Hand-made Almost Ready to Fly R/C Model Aircraft ASSEMBLY MANUAL Specifi cations Additional items required Wingspan______________________________ , 145cm Engine Wing area ____________________________ 4100Cm2 4 Channel or greater Radio Control system Approximate fl ying weight __________________ , 2.5kg Glues Recommended engine size ___0.32-0.46 cu.
  • Page 20 PC-9 semi Scale ARF Model Engine size .40-.46 Cu. Ins 2- stroke Hand-made Almost Ready to Fly R/C Model Aircraft ASSEMBLY MANUAL Additional items required Engine Specifi cations 4 Channel or greater Radio Control system Glues Wingspan_______________________________ 161cm Tools Wing area __________________________4025 sq. cm. Starting Equipment Approximate fl ying weight ________________ 2.6-2.9kg Recommended engine size ___0.40-0.46 cu.
  • Page 21 SPACE WALKER Hand-made Almost Ready to Fly R/C Model Aircraft ASSEMBLY MANUAL Additional items required Specifications Engine Wingspan ___________________________________ 160cm Lenght ______________________________________ 103 cm 4 Channel or greater Radio Control system Glues Wing area __________________________________ 4240cm2 Tools Recommended engine size ________ 0.46-0.61 cu. ins 2-stroke Starting Equipment Recommended R/C __________________ 4 channel minimum Flying skill level __________________ Intermediate/advanced...
  • Page 22 F-4U CORSAIR Engine size .61-.90 Cu. Ins 2- stroke Engine size .61-.90 Cu. Ins 2- stroke Engine size .61-.90 Cu. Ins 2- stroke Hand-made Almost Ready to Fly R/C Model Aircraft ASSEMBLY MANUAL Specifi cations Additional items required Wingspan_____________________ 62 inches, 157.5cm Engine Wing area ____________________________700 sq.

  • Page 23: Product Evaluation Sheet

    We would therefore appreciate it if you would take a few minutes of your time to answer the following questions about this kit. What did you like most about this kit?  Kit: Jumper 25- ARTF  o Assembly Manual o Parts Fit...
  • Page 24 Post Offi ce will not deliver with out proper postage Please return this sheet to (Europe): Please return this sheet to (Australia): J. Perkins Distribution Limited Model Engines 90-96 Greenwich High Road, London SE10 8JG, 44 Downing Street, Oakleigh, Melbourne 3166, England Australia Fax: 0044-208-692 2469...

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