Seagull Models HARRIER 3D .46 Assembly Manual
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Seagull Models HARRIER 3D .46 Assembly Manual

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HARRIER 3D .46
Hand-made Almost Ready to Fly R/C Model Aircraft
Specifications
Wingspan---------------------------------------- 48.4 in---------------------------- 123cm.
Wing area--------------------------------------- 751 sq.in------------------ 48.45 sq.dm.
Approximate flying weight-------------------5.5-6.6lbs----------------------- 2.5-3kg.
Length-------------------------------------------- 57 in----------------------------- 144.5cm.
Recommended engine size--------------- .46-.52 cu. in------------------ 2-stroke.
Radio System required 4 channel with 6 servos.
Flying skill level Intermediate/advanced.
Kit features.
•
Ready-made—minimal assembly & finishing required.
•
Ready-covered covering.
•
Photo-illustrated step-by-step Assembly Manual.
Made in Vietnam.
ASSEMBLY MANUAL
-------------- .52-.72 cu.in-------------------- 4-stroke.

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Summary of Contents for Seagull Models HARRIER 3D .46

  • Page 1 HARRIER 3D .46 Hand-made Almost Ready to Fly R/C Model Aircraft ASSEMBLY MANUAL Specifications Wingspan---------------------------------------- 48.4 in---------------------------- 123cm. Wing area--------------------------------------- 751 sq.in------------------ 48.45 sq.dm. Approximate flying weight-------------------5.5-6.6lbs----------------------- 2.5-3kg. Length-------------------------------------------- 57 in----------------------------- 144.5cm. Recommended engine size--------------- .46-.52 cu. in------------------ 2-stroke. -------------- .52-.72 cu.in-------------------- 4-stroke.

  • Page 2: Fuselage Assembly

    Instruction Manual. INTRODUCTION. Thank you for choosing the Harrier 3D .46 ARTF by SEAGULL MODELS. The Harrier 3D .46 was designed with the intermediate/advanced sport flyer in mind. It is a 3D airplane which is easy to fly and quick to assemble. The airframe is conventionally built using balsa, plywood and veneer to make it stronger than the average ARTF , yet the design allows the aeroplane to be kept light.
  • Page 3 Please trial fit all parts. Make sure you have the correct parts and that they fit and are aligned properly before gluing! This will ensure proper as- sembly as the Harrier 3D .46 is made from natural materials and minor adjustments may have to be made.

  • Page 4: Hinging The Ailerons

    HARRIER 3D .46 Instruction Manual. 4)Deflect the aileron and completely HINGING THE AILERONS. saturate each hinge with thin C/A glue. The ailerons front surface should lightly contact the Note: The control surfaces, including the wing during this procedure. Ideally, when the ailerons, elevators, and rudder, are hinges are glued in place, a 1/64”...

  • Page 5: Hinging The Elevators

    HARRIER 3D .46 Instruction Manual. 7) Repeat this process with the other wing 4)Deflect the elevator and completely panel, securely hinging the aileron in place. saturate each hinge with thin C/A glue. The elevators front surface should lightly contact 8) After both ailerons are securely hinged, the horizontal stabilizer during this procedure.

  • Page 6: Installing The Aileron Servos

    HARRIER 3D .46 Instruction Manual. 6) Using C/A remover/debonder and a paper towel, remove any excess C/A glue that may have accumulated on the horizontal stabilizer or in the elevator hinge area. 7) Repeat this process with the other horizontal stabilizer panel, securely hinging the elevator in place.

  • Page 7: Installing The Aileron Linkage

    HARRIER 3D .46 Instruction Manual. Straight line. 2) Locate the nylon control horns,nylon 1) Install the rubber grommets and brass control horn backplates and two machine collets onto the aileron servo. Test fit the servo screws. into the aileron servo mount.

  • Page 8: Engine Mount

    HARRIER 3D .46 Instruction Manual. Pen. ENGINE MOUNT. See pictures below: Cut. M2 clevis. M2 lock nut.
  • Page 9 HARRIER 3D .46 Instruction Manual. 4) Test fit the stopper assembly into the FUEL TANK. tank. It may be necessary to remove some of the flashing around the tank opening using a PARTS REQUIRED modeling knife. If flashing is present, make...
  • Page 10 HARRIER 3D .46 Instruction Manual. Slide the tank into the fuselage from inside so (2) Washer. that the neck is at the top of the fuselage and Wheel Collar. it locates through the engine bulkhead. Gently secure it to the top horizontal former with a cable tie.

  • Page 11: Mounting The Engine

    HARRIER 3D .46 Instruction Manual. Landing gear. 4mm X 20mm. MOUNTING THE ENGINE. 1)Trial fit your engine on the motor mount. The engine should be positioned so there is ample clearance in the cowling for spinner backplate mounted to the prop drive shaft.

  • Page 12: Parts Required

    HARRIER 3D .46 Instruction Manual. 5) Attach the Z-Bend in the pushrod wire to the throttle arm on the carburetor. You will need to remove the throttle arm from the car- buretor to be able to attach the Z-bend. When complete, reattach the throttle arm to the car- buretor.

  • Page 13: Installing The Spinner

    HARRIER 3D .46 Instruction Manual. 2) Install the rubber grommets and brass Because of the size of the cowl, it may collets onto the aileron servo. Test fit the servo be necessary to use a needle valve ex- into the aileron servo mount.

  • Page 14: Horizontal Stabilizer

    HARRIER 3D .46 Instruction Manual. 2) Install the rubber grommets and brass Slide the stabilizer into place in the pre- collets onto the throttle servo. Test fit the servo cut slot in the rear of the fuselage. The stabi- into the aileron servo mount.

  • Page 15: Hinging The Rudder

    HARRIER 3D .46 Instruction Manual. After the epoxy has fully cured, re- move the masking tape or T-pins used to hold the stabilizer in place. Carefully inspect the glue joints. Use more epoxy to fill in any gaps that may exist that were not filled previously and clean up the excess using a paper towel and rubbing alcohol.

  • Page 16: Control Horn Installation

    HARRIER 3D .46 Instruction Manual. 6) Using C/A remover/debonder and a paper towel, remove any excess C/A glue that may have accumulated on the fuselage or in the rudder hinge area. Rudder control horn. Note: Work the rudder up and down several times to “work in”...

  • Page 17: Mounting The Tail Wheel Bracket

    HARRIER 3D .46 Instruction Manual. 5) Slide the clasp back into position and 5) Rudder pushrods assembly follow picture below. carefully glue it into place using Kwik Bond Thin C/A. Hold the clasp in place until the glue com- pletely cures. Rescue the clap with bolt and nut as picture below.

  • Page 18: Installing The Receiver And Battery

    HARRIER 3D .46 Instruction Manual. Wing bolts( 4 pcs). Switch. ATTACHMENT WING-FUSELAGE. INSTALLING THE RECEIVER AND BATTERY. 1) Plug the six servo leads and the switch lead into the receiver. Plug the battery pack lead into the switch also. 2 Wrap the receiver and battery pack in the protective foam rubber to protect them Aluminium tube.

  • Page 19: Canopy Hatch

    Instruction Manual. CANOPY HATCH. CONTROL THROWS. 1) We highly recommend setting up the Harrier 3D .46 using the control throws listed at right. We have listed control throws for both Low Rate (initial test flying/sport flying) and High Rate (aerobatic flying).

  • Page 20: Flight Preparation

    2) Check every bolt and every glue joint in the Harrier 3D .46 to ensure that everything is tight and well bonded. 3) Double check the balance of the air- plane. Do this with the fuel tank empty.

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