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Seagull Models CURTISS P-40N WARHAWK, Assembly Manual

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Seagull Models CURTISS P-40N WARHAWK Assembly Manual Download Page 16

Curtiss P-40N Warhawk

Instruction Manual.

16

  Move the throttle stick to the closed po-

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.

COWLING.

  Please see these below pictures.

Cut.

1) With the muffler, needle valve, and spark/

glow plug removed from the engine, slide 

the cowl in place over the engine. Temporar-

ily install the propeller and spinner in order 

to find the exact location of the cowl. When 

satisfied with the cowl placement, secure the 

cowl to the fuselage using masking tape.

Summary of Contents for CURTISS P-40N WARHAWK

Page 1: ...ications may change without notice Code SEA250 SEA250S Specifications Wingspan 80 in 203 2 cm Wing area 1094 3 sq in 70 6 sq dm Weight 15 4 15 9 lbs 7 0 7 2 kg Length 63 6 in 161 5 cm Engine 33 38cc Motor size Power 160 Radio 6 channels with 10 servos Electric Power Conversion Optional SEA250P ...

Page 2: ... instruction manual is designed to help you build a great flying aeroplane Please read this manual throughly before starting assembly of your CURTISS P 40N WARHAWK Use the parts listing below to indentify all parts Please be awere 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 RI...

Page 3: ... engine Power 160 Computer radio with 10 servos Glow plug to suit engine Propeller to suit engine Protective foam rubber for radio system Thin cyanoacrylate glue Medium cyanoacrylate glue 30 minute epoxy 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 cutt...

Page 4: ...ither side of the hinge line when the aileron is mounted to the aileron 3 Slide the wing panel on the aileron until there is only a slight gap The hinge is now centered on the wing panel and aileron Re move the T pins and snug the aileron against the wing panel A gap of 1 64 or less should be maintained between the wing panel and aileron Hinge 4 Deflect the aileron and completely satu rate each hi...

Page 5: ...ileron in place 8 After both ailerons are securely hinged firmly grasp the wing panel and aileron to make sure the hinges are securely glued and cannot be pulled out Do this by carefully ap plying medium pressure trying to separate the aileron from the wing panel Use caution not to crush the wing structure Work the aileron up and down sev eral times to work in the hinges and check for proper movem...

Page 6: ...Curtiss P 40N Warhawk Instruction Manual 6 Epoxy WING ASSEMBLY Please see below pictures Attach the aluminum tube into wing INSTALLING THE AILERON SERVOS Servos Small weight Thread Epoxy ...

Page 7: ... Use drill bit in a pin vise to drill the mouting holes in the blocks 4 Apply 2 3 drops of thin C A to each of the mounting holes Allow the C A to cure without using accelerator C A glue 5 Use dental floss to 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 ...

Page 8: ... 8 9 Set the aileron hatch in place and use a Phillips screw driver to install it with four wood screws 2x10mm INSTALLING THE FLAP SERVO Repeat the procedure for the flap servo AILERON PUSHROD HORN INSTALLATION Please see below pictures 60mm ...

Page 9: ... SEAGULLMODELS COM 9 35mm M3 clevis M3 lock nut M3 clevis M3 lock nut INSTALLING THE FLAP PUSHROD Repeat the procedure for the aileron pushrod SERVO ROTATING RETRACT LANDING GEAR Please see below pictures ...

Page 10: ...Curtiss P 40N Warhawk Instruction Manual 10 45mm M3 clevis M3 lock nut 3x25mm ...

Page 11: ...WWW SEAGULLMODELS COM 11 Epoxy Epoxy Collar Collar ...

Page 12: ...llets onto all servos Test fit the servos into the servo mounts 2 Secure the servos with the screws pro vided with your radio system Rudder servo Elevator servo Elevator servo 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 Install the switch into the p...

Page 13: ...2 Using a modeling knife cut one length of silicon fuel line Connect one end of the line to the weighted fuel pick up and the other end to the nylon pick up tube A B 3 Carefully bend the second nylon 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 fla...

Page 14: ...fler 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 tube 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 MOUNTING THE ENGINE C A glue Balsa wood B 5 With the stopper assembly in place the weighted pick up should rest away from ...

Page 15: ...WW SEAGULLMODELS COM 15 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 5x80mm ...

Page 16: ...ke sure to use threadlock on the screw so it does not vibrate loose COWLING Please see these below pictures Cut 1 With the muffler needle valve and spark glow plug removed from the engine slide the cowl in place over the engine Temporar ily install the propeller and spinner in order to find the exact location of the cowl When satisfied with the cowl placement secure the cowl to the fuselage using ...

Page 17: ...ller valve Secure the cowl to fuse lage using the M3x10mm screws 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 propel ler comes in contact with it INSTALLING THE SPINNER INSTALL ELEVATOR CONTROL HORN Fiberglass control horn HINGING THE ELEVATOR Gluetheelevatorhingesinplaceusingthe sametechniquesu...

Page 18: ...e to remove covering INSTALL RUDDER CONTROL HORN Repeat steps to install the rudder control horn as same as steps done for ailerons Fiberglass control horn Epoxy Rudder fiberglass control horn INSTALL RUDDER HINGE Glue the rudder hinges in place using the same techniques used to hinge the el evator ...

Page 19: ...TAL STABILIZER 90º Vertical Stabilizer Horizontal Stabilizer 1 Locate items necessary to install eleva tor pushrod Elevator control horn 2 Elevator pushrods assembly as pic tures below ELEVATOR PUSHROD HORN INSTALLATION M2 lock nut M2 clevis 8mm ...

Page 20: ... Instruction Manual 20 8mm Elevator pushrod 2 Rudder pushrods assembly as pictures below RUDDER PUSHROD HORN INSTALLATION 1 Locate items necessary to install rud der pushrod Rudder control horn M2 lock nut M2 clevis 8mm 8mm ...

Page 21: ...WWW SEAGULLMODELS COM 21 M2 lock nut M2 clevis 8mm Rudder pushrod MOUNTING THE TAIL WHEEL ...

Page 22: ...Curtiss P 40N Warhawk Instruction Manual 22 Epoxy INSTALLATION PILOT AND CANOPY 1 Locate items necessary to install pilot seats ...

Page 23: ...s contact exposing the bare wood Then permanently glue the canopy in place with epoxy glue or special canopy glue Epoxy 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 cer tain the model is clean and free from oily fingerprints and dust Position decal on the model where desired using the pho tos on the box and aid in their lo...

Page 24: ...Curtiss P 40N Warhawk Instruction Manual 24 ATTACHMENT WING FUSELAGE ...

Page 25: ... fuselage Using a couple of pieces of masking tape place them on the top of the wing 100mm back from the leading edge of the wing at the wing root BALANCING 1 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 100MM BACK FROM THE LEADING EDGE OF THE WING AT THE WING ROOT ...

Page 26: ...agile with a light er 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 mod el at the marked balance point with the stabilizer level 100mm CONTROL THROWS Ailerons High Rate 15mm Low Rate 12mm Elevator High Rate 15mm Low Rate 12 mm Rudder High Rate 25mm Low Rate 2...

Page 27: ...WWW SEAGULLMODELS COM 27 ...

Page 28: ...k 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 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 CURTISS P 40N WARHAWK to ensure that every thing is tight and well bonded 3 Double...

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