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Seagull Models JU-87 STUKA, Assembly Manual

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Seagull Models JU-87 STUKA Assembly Manual Download Page 21

21

ELECTRIC POWER CONVERSION.

1) Locate the items necessary to install 

the electric power conversion included 

with your model.

2) Recommend the items necessary to in-

stall the electric power conversion parts 

included with your model.

- Motor: 360 - 6000 Watt

- Propeller: 24x10 ~ 25x12

- ESC: 160A- 200A

- Lipo: 12S 

3) Attach the electric motor box to the 

firewall suitable with the cross lines 

drawn on the electric motor box and fire-

wall. Using M5x25mm to secure the mo-

tor box to the firewall. Please see pictures 

below.

6.5mm

6.5mm

Summary of Contents for JU-87 STUKA

Page 1: ...hics and specifications may change without notice JU 87 STUKA GIANT SCALE Specifications Wingspan 90 in 228 6 cm Wing area 1328 7 sq in 85 7 sq dm Weight 17 6 lbs 8 0 kg Length 68 3 in 173 4 cm Gasoline Engine 38 50cc Radio 7 channels with 7 servos ...

Page 2: ...help you build a great flying aeroplane Please read this manual throughly before starting assembly of your JU 87 Use the parts listing below to indentify all parts 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 REPONSIBILITY If you are inexperienced with basi...

Page 3: ...5 minute epoxy Hand or electric drill Assorted drill bits Modelling knife Straight edge ruler 2mm ball driver Phillips head screwdriver 220 grit sandpaper 90 square or builder s triangle Wire cutters Masking tape T pins Thread lock Paper towels 38 50cc gasoline engine Computer radio with 7 servos Glow plug to suit engine Propeller to suit engine Protective foam rubber for radio system HINGING THE ...

Page 4: ...JU 87 Instruction Manual 4 HINGING THE FLAP ...

Page 5: ...xy Epoxy Aileron control horn Flap control horn Epoxy Epoxy Fiberglass control horn Fiberglass control horn INSTALL FLAP CONTROL HORN INSTALL LED LIGHT Install the flap control horn using the same method as same as the aileron con trol horns ...

Page 6: ...GING THE FLAP FOR CENTER WING 1 Repeat steps to install hinging for center wing as same as steps done for ai lerons 2 Then fit the joiner wire into the flap of center wing as below pictures 3 Slide the wing tube into the wing tube socket ...

Page 7: ...to adjust the size of the precut opening in the mount The notch in the sides of the mount allow the servo lead to pass through 1 Using a small weight Weighted fuel pick up works well and string feed the string through the wing as indicated 2 Place the servo between the mounting blocks and space it from the hatch Use a pencil to mark the mounting hole loca tions on the blocks ...

Page 8: ...o secure the connec tion 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 Remove the string from the wing at the servo location and use the tape to at tach it to the servo extension lead Pull the lead t...

Page 9: ...e and use a Phillips screw driver to install it with four wood screws INSTALLING THE FLAP SERVO Repeat the procedure as above for the flap servo 2x10mm AILERON PUSHROD INSTALLATION Please see below pictures 100mm M3 clevis M3 lock nut ...

Page 10: ...JU 87 Instruction Manual 10 INSTALLING THE FLAP PUSHROD INSTALLING THE LANDING GEAR Repeat the procedure as aileron push rod 100mm M3 clevis M3 lock nut ...

Page 11: ...11 2mm 2mm ...

Page 12: ...JU 87 Instruction Manual 12 2mm 3x10mm ...

Page 13: ...13 2mm 3x10mm ...

Page 14: ...JU 87 Instruction Manual 14 INSTALLING THE BOMB ON THE WINGS Epoxy Epoxy ...

Page 15: ...15 Epoxy ...

Page 16: ...rass collets into all servos Test fit the servo into the fuselage servo mount 2 Secure the servos with the screws pro vided with your radio system Throttle servo THROTTLE SERVO ARM INSTALLATION Install adjustable servo connector in the servo arm as same as picture below Servo arm Adjustable servo connector Loctite secure Throttle servo arm INSTALLING THE RECEIVER SWITCH Install the switch into the...

Page 17: ...G THE ENGINE SWITCH Trim and cut 3 Carefully bend the second tube up at a 45º angle This tube is the vent tube 4 Test fit the stopper assembly into the tank It may be necessary to remove some of the flashing around the tank opening using a modeling knife If flashing is present make sure none falls into the tank Vent tube Fuel fill tube Fuel pick up tube 5 With the stopper assembly in place the wei...

Page 18: ...in the stopper Once the tank is installed inside the fuselage it may be difficult to determine which is which 7 Slide the fuel tank into the fuselage Guide the lines from the tank through the hole in the firewall 8 Connect the lines from the tank to the en gine and muffler The vent line will connect to the muffler and the line from the clunk to the carburetor Vent tube Fuel pick up tube Fuel fill ...

Page 19: ...19 5x100 mm 8mm Blind nut 6 5 mm 6 5 mm ...

Page 20: ...tle stick and trim and install the servo horn perpendicular to the servo center line 2 Movethethrottlesticktotheclosedpo sition and move the carburetor to closed Use a 2 5mm hex wrench to tighten the screw that secures the throttle pushrod wire Make sure to use threadlock on the screw so it does not vibrate loose 170mm ...

Page 21: ...y to in stall the electric power conversion parts included with your model Motor 360 6000 Watt Propeller 24x10 25x12 ESC 160A 200A Lipo 12S 3 Attach the electric motor box to the firewall suitable with the cross lines drawn on the electric motor box and fire wall Using M5x25mm to secure the mo tor box to the firewall Please see pictures below 6 5mm 6 5mm ...

Page 22: ...20mm hex head bolts to se cure the motor Please see picture shown M5x25mm Blind nut M5x20mm 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 mo tor Make sure the leads will not interfere with the operation of the motor 170mm ...

Page 23: ...3 COWLING 1 Tape the cowl to the fuselage using low tack tape 2 Use a drill and drill bit to drill the holes for the cowl mounting screws Make sure the cowl position is correct before drill ing each hole ...

Page 24: ...the muffler screws through the engine Place the mufflr extension and gaskets included with the engine on the screws Be careful when mounting the cowl so the screws and extension remain in position until the mufflr can be at tached 3x10mm ...

Page 25: ...inner cone If it does use a sharp modeling knife and carefully trim away the spinner cone where the propel ler comes in contact with it Insert plastic cover on the cowling Epoxy HINGING THE ELEVATOR Glue the elevator hinges in place using the same techniques as below pictures ...

Page 26: ...ss control horn Epoxy Elevator fiberglass control horn Epoxy HINGING THE RUDDER Glue the top three rudder hinges in place using the same techniques used to hinge the elevator The lower hinge will be glued when the fin rudder assembly is attached to the fu selage Epoxy ...

Page 27: ...t the trailing edge and place a mark Use a triangle and extend this mark from back to front across the top of the stabilizer 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 horizontal stabilizer both side of fuse lage Cut Draw center line 3 Slide the stabilizer into place in the precut slot in th...

Page 28: ...t Pen Trim and cut 6 Using a modeling knife carefully re move the covering that overlaps the sta bilizer mounting platform sides in the fuselage Remove the covering from both the top and the bottom of the platform sides Epoxy 7 When you are sure that everything is aligned correctly mix up a generous amount of 30 Minute Epoxy Apply a thin layer to the top and bottom of the stabi lizer mounting area...

Page 29: ...ilizer is aligned 90º to the horizontal stabilizer 3 While holding the vertical stabilizer firmly in place use a pen and draw a line on eachside of the vertical stabilizer where it meets the top of the fuselage 90º Vertical Stabilizer Horizontal Stabilizer Hinge slot Epoxy 5 When you are sure that everything is aligned correctly mix up a generous amount of Flash 30 Minute Epoxy Ap ply a thin layer...

Page 30: ...ron con trol horns 2 Position the elevator control horn on the both side of elevator 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 control rods 4 Elevator and rudder pushrods assem bly as pictures below Rudder control horn Elevator control horn M2 lock nut M2 clevis Cut Elevator pushrod ...

Page 31: ...31 935mm 860mm M2 clevis M2 lock nut M2 clevis M2 lock nut Elevator pushrod Elevator pushrod Rudder pushrod MOUNTING THE TAIL WHEEL Rudder pushrod ...

Page 32: ...JU 87 Instruction Manual 32 TAIL STRUTS INSTALLATION Epoxy ...

Page 33: ...33 SIDE FORCE GENERATOR OF STABILIZER ASSEMBLY Epoxy Epoxy ...

Page 34: ...JU 87 Instruction Manual 34 INSTALLATION PILOT AND CANOPY 1 Locate items necessary to install pilot seats 2 Assembly gun as below steps A Epoxy Epoxy Epoxy Epoxy 3mm ...

Page 35: ... are available at SG Models distributors If you are going to install a pilot figure please use a sanding bar to sand the base of the figure so that it is flat 4 Position the pilot figure on the canopy floor as shown Use epoxy to glue the base of the pilot figure to the cockpit floor please see pictures as shown 80mm 152mm 175mm 265mm A 5 Drill hole on canopy ...

Page 36: ...area of the model where the decal goes 3 Lightly place the decal onto the wet surface of the model The liquid cleaner will keep the decal from sticking to the model to give you time to shift it around into exact position 4 Once in position use a piece of stiff cardboard to squeegee the excess liquid out from under the decal Squee gee repeatedly removing all excess liquid and air bubbles Mop up the...

Page 37: ...37 Receiver Battery ATTACHMENT WING FUSELAGE Wing bolt 6x6mm ...

Page 38: ...JU 87 Instruction Manual 38 ADJUSTMENT AILERON Final step and also really necessary is adjust aileron Please do it as shown Epoxy Epoxy ...

Page 39: ... for take off and make it more difficult to slow down for landing Moving the balance aft makes the model more agile with a light er and snappier feel In any case please start at the location we recommend 2 Mount the wing to the fuselage Using a couple of pieces of masking tape place them on the top side of the wing 130mm back from the leading edge of the wing at the wing root With the wing attache...

Page 40: ...ONTROL THROWS Ailerons High Rate Up 18mm Down 18mm Low Rate Up 13mm Down 13mm Elevator High Rate Up 20mm Down 20mm Low Rate Up 15mm Down 15mm Rudder High Rate Right 30mm Left 30mm Low Rate Right 25mm Left 25mm Flap Mid 25mm Landing 35mm ...

Page 41: ...ight 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 1 Completely charge your trans mitter and receiver batteries before your first day of flying 2 Check every bolt and every glue joint in the JU 87 to ensure that eve rything is tight and well bonded 3 Double check the balance of the ...

Page 42: ...ctory 12 101A Hamlet 4 Le Van Khuong Street Dong Thanh Ward Hoc Mon District Ho Chi Minh City Viet Nam Office 62 8 Ngo Tat To Street Ward 19 Binh Thanh District Ho Chi Minh City Viet Nam Phone 848 37114542 or 848 36018777 Website www SeagullModels com Email Sales seagullmodels com Facebook www facebook com SeaGullModels ...

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