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Seagull Models ULTIMATE Instruction Manual

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ASSEMBLY MANUAL

Specifications

Wingspan ------------------------------------------- 54.3 in -------------------------- 138cm.
Wing area --------------------------------------- 992 sq.in ----------------------- 64 sq.dm.
Weight ----------------------------------------- 9.2-10.6lbs -----------------------4.2-4.8kg.
Length ------------------------------------------------ 59.4 in -------------------------- 151cm.
Recommended engine size ---------- .91-1.25 cu.in ----------------------- 2-4stroke.
Radio System required 6 channel with 6 digital servos.
Flying skill level ---------------------ntermediate/advanced.
Kit features.
•
Ready-made—minimal assembly & finishing required.
•
Ready-covered covering.
•
Photo-illustrated step-by-step Assembly Manual.
Made in Vietnam.

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Summary of Contents for Seagull Models ULTIMATE

  • Page 1: Specifications

    ASSEMBLY MANUAL Specifications Wingspan ------------------------------------------- 54.3 in -------------------------- 138cm. Wing area --------------------------------------- 992 sq.in ----------------------- 64 sq.dm. Weight ----------------------------------------- 9.2-10.6lbs -----------------------4.2-4.8kg. Length ------------------------------------------------ 59.4 in -------------------------- 151cm. Recommended engine size ---------- .91-1.25 cu.in ----------------------- 2-4stroke. Radio System required 6 channel with 6 digital servos. Flying skill level ---------------------ntermediate/advanced.
  • Page 2 ARTF , yet the design allows the aeroplane to be kept light. You will find that most of the work has been done for you already.Flying the ULTIMATE is simply a joy. This instruction manual is designed to help you build a great flying aeroplane. Please read this manual thoroughly before starting assembly of your ULTIMATE.
  • Page 3 This will ensure proper as- sembly as the ULTIMATE is made from natural materials and minor ad- justments may have to be made. The paint and plastic parts used in this kit are fuel proof.

  • Page 4: Hinging The Ailerons

    ULTIMATE. Instruction Manual. HINGING THE AILERONS. Note: The control surfaces, including the T-pin. ailerons, elevators, and rudder, are prehinged with hinges installed, but the hinges are not glued in place. It is imperative that you properly adhere the hinges in place per the steps that follow using a high-quality thin C/A glue.

  • Page 5: Hinging The Rudder

    www.seagullmodels.com HINGING THE RUDDER. Glue the rudder hinges in place using the same tectniques used to hinge the ailerons. C/A glue. ! 6) Using C/A remover/debonder and a paper towel, remove any excess C/A glue that may have accumulated on the wing or in the aileron hinge area.

  • Page 6: Installing The Aileron Linkage

    ULTIMATE. Instruction Manual. Lower wing bottom. Thread. Small weight. Attach the string to the servo lead and carefully thread it though the wing. Once you have thread the lead throught the wing, remove Electric wire. the string so it can use for the other servo lead.
  • Page 7 www.seagullmodels.com 2 sets. 3x40mm. Wing bottom. Lower wing bottom. drill hole 3.2mm. Repeat the procedure for the other aileron servo. Wing bottom. Parts requirement. See pictures below: 3x30mm. Wing bottom. 1.8x180mm. M2 clevis. Cut. M2 lock nut. Snap keeper.

  • Page 8: Engine Mount

    ULTIMATE. Instruction Manual. Upper wing bottom. Grind. Lower wing top. Cut. Drill hole1.5mm. Repeat the procedure for the other wing haft. INSTALLING THE AILERON LINKAGE (UPPER WING). Repeat the procedure for the other wing half. ENGINE MOUNT. See pictures below: Parts requirement.

  • Page 9: Installing The Stopper Assembly

    www.seagullmodels.com Fuel Pick-up Tube. Vent tube. FUEL TANK. INSTALLING THE STOPPER ASSEMBLY. Fuel Fill Tube. Carefully use a lighter or heat gun to ! 1) Using a modeling knife, carefully cut permenently set the angle of the vent tube. off the rear portion of one of the 3 nylon tubes leaving 1/2”...
  • Page 10 ULTIMATE. Instruction Manual. Blow through one of the lines to ensure the fuel lines have not become kinked inside the fuel tank compartment. Air should flow through easily. WHEEL AND WHEEL PANTS. You should mark which tube is the vent and which is the fuel pickup when you attach fuel tubing to the tubes in the stopper.

  • Page 11: Installing The Main Landing Gear

    www.seagullmodels.com ! 3) You have to trim each axles and using a tool cutting and cut-off wheel. Caution when cutting the axles wear protective goggles. Landing 57mm. gear. ! 4) A drop of C/A glue on the wheel collar screws will help keep them from coming lose during operation.

  • Page 12: Mounting The Engine

    ULTIMATE. Instruction Manual. MOUNTING THE ENGINE. ! 1) Install the pushrod housing through the predrilled hole in the firewall and into the servo compartment. The pushrod housing should protrude 1/4" out past the front of the firewall. Make a Z-Bend 1/4" from one end of the plain wire pushrod.

  • Page 13: Installing The Spinner

    www.seagullmodels.com INSTALLING THE SPINNER. Install the spinner backplate, propeller and spinner cone. The propeller should not touch any part of the spinner cone. If it does, use a sharp modeling knife and carefully trim away the spinner cone where the propeller comes in contact with it.

  • Page 14: Horizontal Stabilizer

    ULTIMATE. Instruction Manual. Remove covering. ! 4) With the stabilizer held firmly in place, use a pen and draw lines onto the stabilizer where it and the fuselage sides meet. Do this on both the right and left sides and top and bottom of the stabilizer.

  • Page 15: Vertical Stabilizer Installation

    www.seagullmodels.com ! 7) When you are sure that everything is VERTICAL STABILIZER INSTALLATION. aligned correctly, mix up a generous amount of 30 Minute Epoxy. Apply a thin layer to the top and bottom of the stabilizer mounting area and to the stabilizer mounting platform sides in the fuselage.

  • Page 16: Rudder Control Horn Installation

    ULTIMATE. Instruction Manual. Set the stabilizer in place and realign. Double check all of your measurements once more be- Pen. fore the epoxy cures. Hold the stabilizer in place with T-pins or masking tape and remove any excess epoxy using a paper towel and rubbing alcohol.

  • Page 17: Elevator Control Horn Installation

    www.seagullmodels.com ! 3) Position the rudder horn on the both side of rudder. The clevis attach- ment holes should be positioned over the hinge line. ! 4) Using a 1.5mm drill bit and the control horns as a guide, drill the mounting holes through the rudder halves.

  • Page 18: Elevator Pushrod Installation

    ULTIMATE. Instruction Manual. THROTTLE SERVO ARM INSTALLATION. Left side. ) Install adjustable servo connector in the servo arm. Adjustable Servo Servo arm. connector. Elevator control horn. ! 2) Install the rubber grommets and brass collets onto the throttle servo. Test fit the servo into the throttle servo mount.
  • Page 19 www.seagullmodels.com Horizontal stabilizer. 3x10mm. 3.2mm drill bit. Aluminium strap. Turnbuckle. Plastic clip. M3 lock nut. 7.5cm. 17.3cm. 0cm.

  • Page 20: Mounting The Tail Wheel

    ULTIMATE. Instruction Manual. 3x20mm. ! 2) Set the tail wheel assembly in place. The pivot point of the tail wheel wire should be even with the rudder hinge line and the tail wheel bracket should be on the plywood MOUNTING THE TAIL WHEEL.

  • Page 21: Cabane Strut Installation

    www.seagullmodels.com ! 3) Secure the cabane into position using 4 socket head bolts ( Type A). CABANE STRUT INSTALLATION. 2 pcs. 2 pcs. 4 pcs. ! 4) Install the cross braces. Secure the rear of braces using socket head bolts (type B). (C) 3x15mm(2pcs).
  • Page 22 ULTIMATE. Instruction Manual. Lower wing. Wing bolts. ATTACHMENT WING. See pictures below: (E) 45cm. (F) 30cm. Upper wing.

  • Page 23: Interplane Strut Installation

    www.seagullmodels.com 2 sets. INSTALLING THE AILERON LINKAGE (UPPER-LOWER MAIN WING). Parts requirement. See pictures below: 1.8x300mm. M2 clevis. INTERPLANE STRUT INSTALLATION. Place on strut into position. Make sure the M2 lock nut. Snap keeper. curves on the strut follow the airfoil of the wings.

  • Page 24: Installing The Receiver

    ULTIMATE. Instruction Manual. B’ C’ D’ A=A’ B=B’ C=C’ D=D’ E=E’ F=F’ G=G’ INSTALLING THE RECEIVER. ! 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 from vibration.

  • Page 25: Control Throws

    Elevator: 3/4” up 3/4” down Rudder: 2 1/2” right and left !2) Check every bolt and every glue joint in the ULTIMATE to ensure that everything is AEROBATIC FLYING tight and well bonded. Ailerons: 1” up 7/8” down Elevator: 1 1/4”...
  • Page 26 ULTIMATE. Instruction Manual. !5) If your radio transmitter is equipped with dual rate switches double check that they are on the low rate setting for your first few flights. !6) Check to ensure the control surfaces are moving the proper amount for both low and high rate settings.

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