SG Models SEA365 Instruction Manual
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SG Models SEA365 Instruction Manual

1/6 giant scale north american t-28
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ASSEMBLY MANUAL
- 1/6 Scale.
- Wing Span: 82.5" GIANT SCALE.
- Wing Area approx 1086 square inches.
- Length: 62".
- Flying Weight: Approx 20-23 lbs.
- Radio: 6-12+ channels with 9+ Servos .
- Depending on your custom/preferred set up.
(Throttle, Choke if using Gas/Glow Engine, 2-Elevator, 1-2 Rudder/Nose Steering, 2-Ailerons,
2-Flaps, 1 Speed Brake, 1 Landing Gear if Pneumatic, 2-3 Mini Servos For Gear Doors)
- Recommended Gas Engine: Stinger 40cc Twin with Scale T-28 Custom Mufflers or Electric
Equivalent.
- Note: Customer may choose to use other 35cc-50cc Gas Engines but will need to shorten nose
strut and move retract back to clear Engine Cylinder Head. We designed this model around the
Stinger 40cc Twin Gas Engine or Electric Motors to preserve the scale gear stance and have
Scale Functional Exhaust.
- Cowling Diameter Approx 9.25 Inches.
- Does not include: retractable landing gear, scale wheels, radio, engine/motor, mufflers,
adhesives, pilot figures, or fuel line.
Code : SEA365
1

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Summary of Contents for SG Models SEA365

  • Page 1 Code : SEA365 ASSEMBLY MANUAL - 1/6 Scale. - Wing Span: 82.5” GIANT SCALE. - Wing Area approx 1086 square inches. - Length: 62”. - Flying Weight: Approx 20-23 lbs. - Radio: 6-12+ channels with 9+ Servos . - Depending on your custom/preferred set up.

  • Page 2: Kit Contents

    Thank you for choosing the LEGEND HOBBY 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc manufactured by SG MODELS. The 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc was designed with the intermediate/advanced sport flyer in mind. It is a semi scale airplane which is easy to fly and quick to assemble.

  • Page 3: Install The Ailerons

    KIT CONTENTS INSTALL THE AILERONS SEA365 1/6 Giant Scale North American Please see pictures below. T-28 82.5” ARF 35-60cc 1. Fuselage 2. Wing set (2pcs) 3. Tail set (2pcs) 4. Cockpit, Pilot and Canopy 5. Cowling 6. Wing tube 7. Fuel tank 8.
  • Page 4 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc Be sure to test the aileron hinges once you insert them. Ensure that the hinge pockets line up, and that the hinges move freely before the epoxy dries. Insert all four hinges in the ailerons at this time.

  • Page 5: Installing The Aileron Servos

    INSTALLING THE AILERON SERVOS Epoxy Minimum servo spec. Torque : 6.0V: 157.00 oz-in (11.31 kg-cm) 7.4V: 179.00 oz-in (12.89 kg-cm) Epoxy Because the size of servos differ, you Ailerons control horn may need to adjust the size of the precut opening in the mount.
  • Page 6 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc Secure the servo to the aileron hatch using a proper driver and the screws provided with the servo. Use drill bit in a pin vise to drill the mouting holes in the blocks. 1.5mm Apply 2-3 drops of thin C/A to each of the mounting aileron hatch mounting...

  • Page 7: Aileron Pushrod Installation

    AILERON PUSHROD INSTALLATION Please see pictures below. 60mm M3 lock nut M3 clevis Set the aileron hatch in place and use a Phillips screw driver to install it with four wood screws. 3x10mm...
  • Page 8 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc Attach the flap linkage to the control INSTALLING THE FLAP PUSHROD horn. Slide the clevis retainer over the forks of the clevis. Please see pictures below. 90mm M3 lock nut M3 clevis Attach the clevis to the flap servo arm.
  • Page 9 Adjust the linkage so the flap is in the Set the flap control at the transmitter to mid-flap position. It may take a few tries the down flap position. Adjust the flap to properly adjust the linkage. travel at the transmitter until it matches the control throws listed in this manual.
  • Page 10 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc INSTALLING ROBART LANDING GEAR ROBART landing gear are not included. Please study images below for proper instal- lation. You may install electric or pneumatic gear. Fuselage has accommodations for both. Robart 150E MAIN GEAR 150ESP Fit the flap linkage cover into position.
  • Page 11 Epoxy Epoxy Install Main Retractable Landing Gear.
  • Page 12 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc M3x20mm M4x4mm...
  • Page 13 M4x4mm M3x12mm...
  • Page 14 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc C/A glue M3x12mm...
  • Page 15 32mm 45mm 17mm Insert gear door control horn tab into hole.
  • Page 16 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc Epoxy Apply epoxy glue to parts. Epoxy Epoxy...
  • Page 17 M2x15mm M2x10mm...
  • Page 18 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc INSTALLING RETRACTABLE LANDING GEAR - Locate items necessary to install Sprin Landing Gear. You use this fork set JP ER-150 100 Retracts Rotating 90...
  • Page 19 Epoxy 30mm M3x20mm...
  • Page 20 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc M3x10mm M3x12mm...
  • Page 21 C/A glue...
  • Page 22 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc...
  • Page 23 Epoxy Insert gear door control horn tab into hole. Epoxy Apply epoxy glue to parts. Epoxy...
  • Page 24 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc M2x15mm M3x10mm...
  • Page 25 Continue Attaching the hinge to the cover and wing. Epoxy...
  • Page 26 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc Epoxy M2x10mm Epoxy...

  • Page 27: Installing The Fuselage Servos

    Elevator servo Rudder servo + Tail wheel THROTTLE SERVO ARM INSTALLATION Install adjustable servo connector on the servo arm and set aside for now. Elevator servo arm Rudder servo arm Install the rudder and elevator servo arms as shown above. INSTALLING THE RECEIVER SWITCH Install the switch into the precut hole in the side of fuselage, or you may hide...
  • Page 28 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc ELECTRIC POWER CONVERSION Trim and cut Locate the items neccessary to install the electric power conversion included with your model. Switch Recommend the items necessary to in- stall the electric power conversion parts included with your model.
  • Page 29 5.2mm Then, use 5.2mm drill bit to enlarge the holes on the electric motor box. M5x30mm and washers 5.2mm Attach the motor mount to the front of the electric motor box using four 5mm blind nut, four M5x30mm hex head bolts to se- cure the motor.
  • Page 30 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc Balsa stick Epoxy Blind nut Attach the motor to the front of the elec- Attach the speed control to the side of tric motor box using four 4mm blind nut, the motor box using two-sided tape and four M5x25mm hex head bolts to secure tie wraps.
  • Page 31 Battery COWLING & ENGINE BAFFLE Please study images below.
  • Page 32 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc...
  • Page 33 Tape the cowl to the fuselage using Install the muffler onto the engine and low-tack tape. make the cutout in the cowl for muffler clearance. Connect the fuel and pressure lines to the carburetor, muffler and fuel filer valve. Secure the cowl to fuselage using the M3x10mm socket head screws.

  • Page 34: Installing The Spinner

    Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc ROBART NOSE GEAR INSTALLATION Locate the parts needed to attach the nose gear. INSTALLING THE SPINNER Install the spinner backplate, propeller and spinner cone. The propeller should not touch any part of the cowling.
  • Page 35 M4x20mm M4x20mm...
  • Page 36 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc...
  • Page 37 Epoxy M4x4mm...
  • Page 38 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc RETRACTABLE NOSE GEAR INSTALLATION Locate the parts needed to attach the nose gear. M4x4mm...
  • Page 39 M4x15mm M4x15mm...
  • Page 40 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc M3x12mm...

  • Page 41: Hinging The Elevators

    HINGING THE ELEVATORS Glue the elevator hinges in place using the same techniques used to hinge the ailerons. INSTALL ELEVATOR CONTROL HORN Install the elevator control horn using the same method as same as the flap control horns.

  • Page 42: Elevator And Stabilizer Installation

    Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc With the stabilizer held firmly in place, use a pen and draw lines onto the stabi- Epoxy lizer where it and the fuselage sides meet. Do this on both the right and left sides and top and bottom of the stabilizer.
  • Page 43 Use care not to get epoxy on the eleva- tor joiner wire. Slide the stabilizer partially into the fuselage so the wood at the center is ex- posed. Mix 1/2 ounce (15ml) of 30-min- Once the alignment of the stabilizer ute epoxy.
  • Page 44 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc Fit the elevator into position on the Fit the elevator so the leading edge fis stabilizer. Guide the joiner wire and tightly against the trailing edge of the hinges into position. stabilizer.
  • Page 45 Flex the control surface through its range of motion a few 28. times to break- in the hinges. This will reduce the initial load on the servo when the surface is fist actuated. Epoxy Epoxy INSTALL RUDDER CONTROL HORN Install the rudder control horn using the same method as the aileron control horns.
  • Page 46 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc Fiberglass control horn ELEVATOR PUSHROD HORN INSTALLATION Install the elevator control horn us- ing the same method as with the aileron control horns. Position the elevator control horns on both side of the elevator.

  • Page 47: Rudder Cable Installation

    Ball Link Elevator pushrod Ball Link RUDDER CABLE INSTALLATION Study images below to install pull-pull cable set.
  • Page 48 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc...

  • Page 49: Install The Wind Shield

    INSTALL THE WIND SHIELD Please study images below. M3x4mm...
  • Page 50 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc M3x4mm...
  • Page 51 INSTALLING THE BATTERY-RECEVER 80mm Plug the servos leads and the switch lead into the receiver. Plug the battery pack lead into the switch also. Wrap the receiver and battery pack in the protective foam rubber to protect them from vibration. Route the antenna in the antenna tube inside the fuselage and secure it to the bottom of fuselage using a plastic tape.
  • Page 52 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc ATTACHMENT WING- FUSELAGE Attach the aluminium tube into fuselage. Wing tube INSTALLATION COCKPIT, PILOT AND CANOPY Locate items necessary to install. M4x12mm...
  • Page 53 Epoxy Epoxy...
  • Page 54 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc Epoxy...
  • Page 55 M3x12mm...
  • Page 56 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc Epoxy...
  • Page 57 Epoxy...
  • Page 58 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc Epoxy Epoxy Epoxy...
  • Page 59 Epoxy...
  • Page 60 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc...
  • Page 61 Epoxy Epoxy Epoxy...
  • Page 62 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc...
  • Page 64 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc Epoxy...
  • Page 65 102. 103. Epoxy 100. 104. Epoxy 101. 105.
  • Page 66 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc 106. 110. Epoxy 107. 111. 108. 112. 109. 113. Epoxy Epoxy...
  • Page 67 114. 118. 115. 119. Epoxy 116. 120. Epoxy 117. 121.
  • Page 68 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc 122. INSTALL PLASTIC COVER ON THE TAIL Please study images below. Epoxy 123. 124. 125.
  • Page 69 BALANCING - DO NOT SKIP THIS ! Epoxy It is critical that your airplane be balanced correctly. Improper balance will cause your plane to lose control and crash. THE CENTER OF GRAV- ITY IS LOCATED 135-150MM BACK FROM THE LEADING EDGE OF THE WING AT THE WING ROOT.

  • Page 70: Control Throws

    Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc Lift the model. If the tail drops when CONTROL THROWS you lift, the model is “tail heavy” and you must add weight* to the nose. If the nose Ailerons: Rudder: drops, it is “nose heavy”...

  • Page 71: Flight Preparation

    FLIGHT PREPARATION PREFLIGHT CHECK Check the operation and direction of the 1) Completely charge your transmit- elevator, rudder, ailerons and throttle. ter and receiver batteries before your first day of flying. A) Plug in your radio system per the 2) Check every bolt and every glue manufacturer’s instructions and turn eve- joint in the 1/6 Giant Scale North Ameri- rything on.
  • Page 72 Instruction Manual. 1/6 Giant Scale North American T-28 82.5” ARF 35-60cc If you have any queries, or are interested in our products, please feel free to contact us Factory : 12/101A - Hamlet 4 - Le Van Khuong Street - Dong Thanh Ward - Hoc Mon District - Ho Chi Minh City - Viet Nam.

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