Factory Decathlon SEA 83 Assembly Manual Download Page 8 | Manualshive

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DECATHLON _

CODE SEA 83

.

Instruction Manual

8

Fuel pick-up tube.

Fuel fill tube.

Vent tube.

Landing Gear.

wheel Pant.

Locker glue.

2) Follow diagram below for wheel pant

installation:

wheel collar.

wheel.

Lite-Plywood
block.

Axle.

Washer.

M3.

wheel Pant.

wheel.

M3.

M3.

wheel collar.

Lite-Plywood
block.

nut.

Axle.

Washer.

1) Assemble and mounting the wheel pants

as shown in the following pictures.

WHEEL AND WHEEL PANTS

INSTALLATION.

Blow through one of the lines to ensure
the fuel lines have not become kinked in-

side the fuel tank compartment. Air should
flow through easily.

14mm.

7mm.

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Summary of Contents for Decathlon SEA 83

Page 1: ...edcovering Photo illustratedstep by stepAssemblyManual Specifications Wingspan 78 7in 200cm Wing area 1032 8 sq in 66 6 sq dm Approximate flying weight 10 6 lbs 4 8kg Length 52 9in 134 4cm Recommended engine size 1 20 cu in 4 stroke Radio System required 4 channels with 6 servos Flying skill level Intermediate advanced ASSEMBLY MANUAL MS 83 ...

Page 2: ...EROPLANE YOU ASSUME ALL RISK RESPONSIBILITY If you are inexperienced with basic R C flight we strongly recommend you contact your R C supplier and join your local R C Model Flying Club R C Model Flying Clubs offer a variety of training procedures designed to help the new pilot on his way to successful R C flight They will also be able to advise on any insurance and safety regulations that may appl...

Page 3: ... thin C A glue The ailerons front surface should lightly contact the wing during this procedure Ideally when the hinges are glued in place a 1 64 gap or less will be maintained throughout the lengh of the aileron to the wing panel hinge line Note The hinge is constructed of a special material that allows the C A to wick or penetrate and distribute throughout the hinge securely bonding it to the wo...

Page 4: ...inge the ailerons Glue the rudder hinges in place using the same tectniques used to hinge the ailerons TURNBUCKLE INSTALLATION Installing the turnbuckle for the wing as same as pictures below Work the aileron up and down several times to work in the hinges and check for proper movement Note 5 Turn the wing panel over and deflect the aileron in the opposite direction from the opposite side Apply th...

Page 5: ... WASHER ALUMINUM WASHER CONTRONLHORN M3 SCREW 16mm Epoxy Wing Epoxy Wing Hinge Install the elevator control horn using the same method as with the aileron control horns 2 sets 3x35mm 2 sets 3x40mm Aluminum Washer 16mm CONTRONL HORN M3 M3LOCKNUT Epoxy Epoxy Aluminum Washer Wing Aileron Horizontal Stabilizer Horizontal Stabilizer ...

Page 6: ...l 4 holes for engine mount Insert 4 blind nuts to firewall 4x30mm Thread locker glue Rudder control horn Using the same tectniques used aileron control horn See picture below 2 sets 3x35mm EPOXY Rudder control horn Rudder FUSELAGE RUDDER CONTROL HORN Elevator control horn CONTRONL HORN M3 SCREW M3 LOCK NUT ALUMINUM WASHER EPOXY FUSELAGE ALUMINUM WASHER Rudder ...

Page 7: ...ly in place the weighted pick up should rest away from the rear of the tank and move freely inside the tank The top of the vent tube should rest just below the top of the tank It should not touch the top of the tank Important When the stopper assembly is in stalled in the tank the top of the vent tube should rest just below the top surface of the tank It should not touch the top of the tank Carefu...

Page 8: ...l collar wheel Lite Plywood block Axle Washer M3 wheel Pant wheel M3 M3 wheel collar Lite Plywood block nut Axle Washer 1 Assemble and mounting the wheel pants as shown in the following pictures WHEEL AND WHEEL PANTS INSTALLATION Blow through one of the lines to ensure the fuel lines have not become kinked in side the fuel tank compartment Air should flow through easily 14mm 7mm ...

Page 9: ...are provided mount the main landing gear to the fuselage INSTALLING THE MAIN LANDING GEAR 3 A drop of C A glue on the wheel collar screws will help keep them from coming lose during operation Repeat the process for the other wheel C A glue Alumium Spar M4 x 10mm Alumium Spar Alumium Spar M6 x 20mm M4 x 10mm Plastic part Fuselage ...

Page 10: ...e tight before proceeding 155mm 4 2 mm diameter Machine Screw 4x30mm Pushrod wire MOUNTING THE ENGINE 3 Remove the engine Using an drill bit drill the mounting holes through the engine mount at the four locations marked 1 Place your engine onto the engine mount Adjust the engine is centered of the edges of the engine case 2 When you are satisfied with the align ment mark the locations of the engin...

Page 11: ...www seagullmodels com 11 Trim and cut Machine Screw 3x10mm 1 5mm were needlevalve Trim and cut INSTALLING THE SWITCH Install the switch into the precut hole in the side of fuselage Switch ...

Page 12: ... arm Loctite secure 1 pcs Remove covering 2 Secure the servos with the screws pro vided with your radio system INSTALLING THE FUSELAGE SERVO 1 Install the rubber grommets and brass collets onto the throttle servo Test fit the servo into the aileron servo mount Because the size of servos differ you may need to adjust the size of the precut open ing in the mount The notch in the sides of the mount a...

Page 13: ...e firmly pushed against the top of the horizontal stabilizer When cutting through the covering to re move it cut with only enough pressure to only cut through the covering itself Cutting into the balsa structure may weaken it INSTALLING THE VERTICAL STABILIZER Hinge slot Remove covering Epoxy 90º Vertical Stabilizer Horizontal Stabilizer Epoxy C A glue Hinge ...

Page 14: ...o lead and carefully thread it though the wing INSTALLATION THE PUSHROD Wing Aileron String Small Weight Wing Wing rib String Small Weight M2 lock nut M2 clevis 75mm 110mm INSTALLING THE AILERON SERVOS String Small weight Servos Small weight Thread Electric wire Aileron servo ...

Page 15: ...vator and rudder pushrods assembly follow pictures below Wing Aileron Aileron Aileron ELEVATOR RUDDER PUSHROD INSTALLATION Elevator control horn Rudder control horn M2 lock nut M2 Lock nut M2 clevis Attach to servo arm in fuselage Attach to elevator rudder control horn ...

Page 16: ...ual 16 INSTALLING TAIL STRUT SUPPORT The tail strut system assembly follow pic tures below Rudder pushrod Control horn Elevator Pushrod Metal clevis Elevator pushrod M2 lock nut Elevator Elevator Rudder Throttle Throttle Elevator Rudder 2 1 ...

Page 17: ...www seagullmodels com 17 1 2 2 1 2 2 2 1 1 2 2 Vertical Fin Horizontal Fin Vertical Fin Horizontal Fin Horizontal Fin Vertical Fin Fuselage bottom 90mm ...

Page 18: ...DECATHLON _ CODE SEA 83 Instruction Manual 18 4 M3 x10 mm 90mm 3 3 4 3 4 4 3 4 3 3 4 4 1 1 2 2 4 4 M3 x 10mm ...

Page 19: ...t them from vibration 3 Route the antenna in the antenna tube inside the fuselage and secure it to the bot tom of fuselage using a plastic tape INSTALLING THE BATTERY RECEIVER ATTACHMENT WING FUSELAGE Attach the aluminium tube into fuselage Antenna Battery Receiver Tail landing gear Spring 1 Plug the six servo leads and the switch lead into the receiver Plug the battery pack lead into the switch a...

Page 20: ...ction Manual 20 Parts requirement See pictures below INSTALLING THE WING STRUT M4x15mm M4x60mm M4x60mm 5mm diameter pilot horn Insert two wing panels as pictures below 3x50mm Wing tube Wing bolt Aluminum tube Plastic Screw C A glue ...

Page 21: ...www seagullmodels com 21 60mm 85mm Turnbuckle 1 2 M4x15mm 1 2 3 ...

Page 22: ...ls the plane is nose heavy To correct this first move the battery pack further back in the fuselage If this is not possible or does not correct it stick small amounts of lead weight on the fuselage sides under the horizontal stabilizer If the tail of the plane falls the plane is tail heavy To correct this move the battery and receiver forward orif this is not possible stick weight onto the firewal...

Page 23: ...orrect direction and not bind in any way 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 8 Properly balance the propeller An out of balance propeller will cause excessive vi bration which could lead to ...

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