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Seagull Models Shoestring SEA143, Инструкция по сборке, Страница: 25 / 27

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Wing tube.

   Attach the aluminium tube into fuselage.

Wing bolt.

    Insert two wing panels as pictures below.

BALANCING.

 

 

3) Turn the airplane upside down. Place

your fingers on the masking tape and carefully
lift the plane .

 

 

2) Mount the wing to the fuselage. Using

a couple of pieces of masking tape, place
them on the top side of the wing 

94 mm

 back

from the leading edge of the wing at the wing
root.

 

 

1) It is critical that your airplane be

balanced correctly. Improper balance will
cause your plane to lose control and crash.
THE CENTER OF GRAVITY IS LOCATED

94 MM

 BACK FROM THE LEADING EDGE

OF THE WING  AT THE WING ROOT.

Содержание Shoestring SEA143

Страница 1: ...SSEMBLY MANUAL MS 143 Specifications Wingspan 63in 160cm Wingarea 722 3sq in 46 6sqdm Weight 8 8 9 7lbs 4 0 4 4kg Length 54 5in 138 5cm Engine 0 61 0 75cu in 2 stroke 0 91 1 25cu in 4 stroke Radio 4 channels with 5 digital servos Electricconversion optional ...

Страница 2: ...ual is designed to help you build a great flying aeroplane Please read this manual thoroughly before starting assembly of your SHOETRING Use the parts listing below to identify all parts WARNING Please be aware that this aeroplane is not a toy and if assembled or used incorrectly it is capable of causing injury to people or property WHEN YOU FLY THIS AEROPLANE YOU ASSUME ALL RISK RESPONSIBILITY If...

Страница 3: ...SEA14313 Spinner SEA14314 EP conversion pack SEA14315 Hardware bag 2 Remove each hinge from the wing panel and aileron and place a T pin in the center of each hinge Slide each hinge into the wing panel until the T pin is snug against the wing panel This will help ensure an equal amount of hinge is on either side of the hinge line when the aileron is mounted to the aileron The control surfaces incl...

Страница 4: ...n and completely saturate each hinge with 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 throughou...

Страница 5: ...g the same techniques used to hinge the ailerons INSTALL AILERON CONTROL HORN Hinge INSTALL ELEVATOR CONTROL HORN Aileron control horn Epoxy Epoxy Elevator control horn Epoxy Epoxy INSTALL RUDDER CONTROL HORN Fiberglass control horn Fiberglass control horn Fiberglass control horn ...

Страница 6: ...oose 3 Carefully bend the second nylon tube up at a 45º angle This tube is the vent tube 1 Using a modeling knife carefully cut off the rear portion of one of the 3 nylon tubes leaving 1 2 protruding from the rear of the stopper This will be the fuel pick up tube INSTALLING THE STOPPER ASSEMBLY Thread locker glue 2 Using a modeling knife cut one length of silicon fuel line Connect one end of the l...

Страница 7: ...tank It should not touch the top of the tank 6 When satisfied with the alignment of the stopper assembly tighten the 3 x 20mm machine screw until the rubber stopper ex pands and seals the tank opening Do not overtighten the assembly as this could cause the tank to split FUEL TANK INSTALLATION You should mark which tube is the vent and which is the fuel pickup when you attach fuel tubing to the tub...

Страница 8: ...ars to secure the collar to the axle and then slider the wheel on the axle with a drop of oil on the axle so the wheel will spin freely when installed Prepare a second collar and tighten the setscrew using hex wrench to secure the collar to the axle 5 Place the wheel assembly in the wheel pants The threaded portion of the axle will fit the notch of the wheel pant as shown 6 Slide the threaded end ...

Страница 9: ... hex wrench to secure the collars on the axle over the flat spot to retain the wheel as shown Repeat steps as above to attach remain ing wheel pants to the landing gear 10 Place the fuselage inverted on the workbench in a suitable stand Set the landing gear in place and use a screwdrive to secure the landing gear to the fuselage using bolts M4x20mm and washers Make sure to use the threadlock on th...

Страница 10: ... to secure the connection so they cannot become unplugged 6 Secure the servo to the aileron hatch using Phillips screwdriver and the screws provided with the servo 7 Apply 1 2 drops of thin C A to each of the mounting tabs Allow the C A to cure without using accelerator 8 A string has been provided in the wing to pull the aileron lead through to the wing root Remove the string from the wing at the...

Страница 11: ...ber grommets and brass collets onto the throttle servo Test fit the servo into the aileron servo mount 2 Secure the servos with the screws pro vided with your radio system 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 allow the servo lead to pass through Rudder servo Elevator servo ...

Страница 12: ...wn ENGINE 61 75 2 STROKE 4 2mm diameter 3 Use a drill to drill the four holes in the engine mount rails 3 5mm THROTTLE SERVO ARM INSTALLATION Install adjustable servo connector in the servo arm as same as picture below Adjustable Servo connector Servo arm Loctite secure 1 PCS Elevator servo arm Rudder servo arm Throttle servo arm Switch Install the switch into the precut hole in the side of fusela...

Страница 13: ...ttle pushrod to the outer hole of the carburetor arm 8 Reinstall the servo horn by sliding the connector over the pushrod wire Center the throttle stick and trim and install the servo horn perpendicular to the servo center line 9 Move the throttle stick to the closed position and move the carburetor to closed Use a 2 5mm hex wrench to tighten the screw that secures the throttle pushrod wire Make s...

Страница 14: ...se threadlock on the screw so it does not vibrate loose 4 2mm diameter 4 On the fire wall has the location for the throttle pusshrod tube pre drill 3 Use a drill to drill the four holes in the engine mount rails 7 Slide the throttle pushrod wire into the tube Position the engine between the mounts Use four 3x40mm machine screws to secure the engine to the mount as shown 5 Slide the pushrod tube in...

Страница 15: ...e spinner backplate as a guide Hold the cowl firmly in place using pieces of masking tape Because of the size of the cowl it may be nec essary to use a needle valve extension for the high speed needle valve Make this out of suf ficient length 1 5mm wire and install it into the end of the needle valve Secure the wire in place by tightening the set screw in the side of the needle valve 3 Install the...

Страница 16: ...c power conversion parts included with your model 2 Attach the electric motor box to the firewall suitable with the cross lines drawn on the electric motor box and firewall Using epoxy and balsa stick to secure the motor box to the firewall Please see pictures below Model size 61 75 size models Motor 50mm 310 rev per volt Propeller 13x10 14x10 ESC 60A Lipo Batteries 8 cell 3200mA Machine Screw M3x...

Страница 17: ...ecure the tray in position 5 Attach the speed control to the side of the motor box using two sided tape and tie wraps Connect the appropriate leads from the speed control to the motor Make sure the leads will not interfere with the operation of the motor Battery M4x15mm Balsa sticks SPINNER INSTALLATION Install the spinner backplate propeller and spinner cone Speed control 4mm ...

Страница 18: ... Also extend this mark down the back of the trailing edge of the stabilizer 2 Using a modeling knife carefully re move the covering at mounting slot of horizon tal stabilizer both side of fuselage Flap Flap Wing Wing Repeat the procedure for the other aileron servo AILERON PUSHROD HORN INSTALLATION The propeller should not touch any part of the spinner cone If it does use a sharp modeling knife an...

Страница 19: ... and the fuselage sides meet Do this on both the right and left sides and top and bottom of the stabilizer Hinge slot Remove covering 8 Using a modeling knife carefully re move the covering that overlaps the stabilizer mounting platform sides in the fuselage Re move the covering from both the top and the bottom of the platform sides When cutting through the covering to re move it cut with only eno...

Страница 20: ...ng is aligned correctly mix up a generous amount of Flash 30 Minute Epoxy Apply a thin layer to the mounting slot and to bottom of the vertical sta bilizer mounting area Apply epoxy to the bot tom and top edges of the filler block and to the lower hinge also Set the stabilizer in place and realign Double check all of your measure ments once more before the epoxy cures Hold the stabilizer in place ...

Страница 21: ...osition the elevator control horn on the both side of elevator Elevator control horn Rudder control horn 4 Elevator and rudder pushrods assembly as pictures below 3 Thread one clevis and M2 lock nut on to each elevator control rod Thread the horns on until they are flush with the ends of the con trol rods 652mm Cut Control horn M2 lock nut Metal clevis Elevator pushrod 8mm 8mm ...

Страница 22: ...rol horn M2 lock nut Metal clevis Elevator pushrod Rudder pushrod M2 A Plastic part Elevator pushrod A C A glue Rudder pushrod Elevator pushrod A C A glue M2 lock nut M2 clevis 765 mm 735mm Elevator control horn Rudder control horn MOUNTING THE TAIL WHEEL See pictures below ...

Страница 23: ... Remove the tail wheel bracket and drill 1mm pilot holes at the loca tions marked 2 1 INSTALLATION PILOT 1 A scale pilot is included with this ARF The Seagull Pilot included fitting well to the cockpit or you can order others scale pilot figures made by Seagull factory They are available at Seagull distributors If you are going to install a pilot figure please use a sanding bar to sand the base of...

Страница 24: ...tion decal on the model where desired using the photos on the box and aid in their location 2 If all the decals are not precut please use scissors or a sharp hobby knife to cut the decals from the sheet Please be certain the model is clean and free from oily fingerprints and dust Position decal on the model where desired using the photos on the box and aid in their location Epoxy Apply a bead of c...

Страница 25: ...refully lift the plane 2 Mount the wing to the fuselage Using a couple of pieces of masking tape place them on the top side of the wing 94 mm back from the leading edge of the wing at the wing root 1 It is critical that your airplane be balanced correctly Improper balance will cause your plane to lose control and crash THE CENTER OF GRAVITY IS LOCATED 94 MM BACK FROM THE LEADING EDGE OF THE WING A...

Страница 26: ...e with a lighter and snappier feel In any case please start at the location we recommend With the wing attached to the fuselage all parts of the model installed ready to fly and empty fuel tanks hold the model at the marked balance point with the stabilizer level Lift the model If the tail drops when you lift the model is tail heavy and you must add weight to the nose If the nose drops it is nose ...

Страница 27: ...on the right wing half Move the aileron stick to the right The right aileron should move up and the other aileron should move down If it does not flip the servo reversing switch on your transmitter to change the direction PREFLIGHT CHECK 1 Completely charge your transmitter and receiver batteries before your first day of flying FLIGHT PREPARATION A Check the operation and direction of the elevator...

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