Hangar 9 P-40 Warhawk Assembly Manual
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Hangar 9 P-40 Warhawk Assembly Manual

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P-40 Warhawk
Specifications
Wingspan ................. 64.6 in (1641.5mm)
Wing Area ................ 709.4 sq in (45.8 sq dm)
Length ...................... 52 in (1321mm)
ASSEMBLY MANUAL
Weight ...................... 7.5–8.5 lb (3.4 kg–3.85 kg)
Recommended Engines .61–.75 2-stroke, .91–1.0 4-stroke
Radio ....................... 5-channel w/6 servos
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Summary of Contents for Hangar 9 P-40 Warhawk

  • Page 1 � �� P-40 Warhawk ASSEMBLY MANUAL Specifications Wingspan ....64.6 in (1641.5mm) Weight ...... 7.5–8.5 lb (3.4 kg–3.85 kg) Wing Area ....709.4 sq in (45.8 sq dm) Recommended Engines .61–.75 2-stroke, .91–1.0 4-stroke Length ...... 52 in (1321mm) Radio ....... 5-channel w/6 servos...

  • Page 2: Table Of Contents

    Table of Contents Table of Contents ..............2 Contents of Kit .

  • Page 3: Contents Of Kit

    Large Parts: Small Parts: A. Wing Set HAN2851 1. 3 " Wheels HAN2385 B. Fuselage HAN2852 2. Fuel Tank HAN1987 C. Tail Set HAN2853 3. Engine Mount HAN2033 D. Canopy HAN2859 4. Tailwheel Assembly HAN2855 E. Cowling HAN2854 Items Not Shown: F.

  • Page 4: Additional Required Tools And Adhesives

    Additional Required Tools and Adhesives Tools Adhesives • 6-Minute Epoxy (HAN8000) • Hobby scissors • Drill • 30-Minute Epoxy (HAN8002) • Thin CA (PAAPT07) • Drill bits: 1/16", 5/64", 3/32", 1/8", 9/64", 5/32", 1/4" • Medium CA (PAAPT01) • Felt-tipped pen •...

  • Page 5: Before Starting Assembly

    Before Starting Assembly Before beginning the assembly of your P-40 Warhawk, remove each part from its bag for inspection. Closely inspect the fuselage, wing panels, rudder, and stabilizer for damage. If you find any damaged or missing parts, contact the place of purchase.

  • Page 6: Section 1: Joining The Wing Halves

    Section 1: Joining the Wing Halves Required Parts  Step 3 • Left and right wing panels Test the fit of the wing joiner into the remaining wing • Wing joiner • Wing dowels (2) panel. The joiner should again slide into the panel with little resistance up to the line drawn on the joiner.
  • Page 7 Section 1: Joining the Wing Halves Note: Read through the remaining steps of  Step 8 this section before mixing any epoxy. Apply epoxy to the exposed portion of the wing joiner. Hint: It is extremely important to use plenty of epoxy when joining the wing panels.
  • Page 8 Section 1: Joining the Wing Halves   Step 11 Step 14 Use masking tape to securely hold the wing panels Remove the covering 1/16" inside the line drawn using a together. Allow the epoxy to fully cure before continuing to sharp hobby knife.

  • Page 9: Section 2: Attaching The Wing

    Section 2: Attaching the Wing Required Parts  Step 2 • Assembled wing • Fuselage Use the two 1/4 x 1 " socket head bolts and 1/4" • 1/4-20 blind nut (2) • 1/4" washer (2) washers to attach the wing to the fuselage. •...
  • Page 10 Section 2: Attaching the Wing   Step 4 Step 6 Position the belly pan onto the wing. Trace around the Use medium CA to glue the belly pan to the wing. belly pan using a felt-tipped pen.  Step 5 Remove a strip of covering that is 1/8"...

  • Page 11: Section 3: Installing The Horizontal Stabilizer

    Section 3: Installing the Horizontal Stabilizer Required Parts  Step 2 • Assembled wing • Fuselage Check the distance from each stab tip to each wing • Stabilizer • Elevator joiner wire tip. These measurements must be equal for the stab to be aligned.
  • Page 12 Section 3: Installing the Horizontal Stabilizer   Step 4 Step 6 After verifying the alignment of the stabilizer, use a felt- Slide the elevator joiner wire into the slot for the stabilizer. tipped pen to trace the outline of the fuselage on the stab. Slide the stabilizer partially back into the slot.

  • Page 13: Section 4: Installing The Vertical Stabilizer

    Section 4: Installing the Vertical Stabilizer Required Parts Note: Use care not to cut into the underlying wood and weaken the structure. Doing so • Fuselage assembly • Fin could cause the fin to fail in flight, resulting in • Tail wheel wire •...

  • Page 14: Section 5: Installing The Ailerons

    Section 5: Installing the Ailerons Required Parts   Step 3 • Wing • Aileron (left and right) Slide the aileron and wing together. The gap between • CA hinges (6) the leading edge of the aileron and wing should be a maximum of approximately 1/64-inch.
  • Page 15 Section 5: Installing the Ailerons     Step 5 Step 6 Firmly grasp the wing and aileron and gently pull on the Work the aileron up and down several times to work in the aileron to ensure the hinges are secure and cannot be hinges and check for proper movement.

  • Page 16: Section 6: Installing The Elevators

    Section 6: Installing the Elevators Required Parts   Step 3 • Elevator (left and right) • Fuselage assembly Test fit the elevator and stab together. The elevator joiner • Elevator joiner wire • CA hinge (6) wire will be inserted into the hole drilled in the elevator. Required Tools and Adhesives •...

  • Page 17: Section 7: Rudder Installation

    Section 6: Installing the Elevators     Step 5 Step 6 Check to make sure the elevator moves freely. Check Once the CA and epoxy have fully cured, gently pull to make sure the hinge gap between the elevator and on the elevator and stab to make sure the hinges are well stabilizer is roughly 1/64-inch.
  • Page 18 Section 7: Rudder Installation   Step 2 Step 4 Use a hobby knife to cut a groove from the hole drilled in Roughen the tail gear wire using medium grit sandpaper the previous step to the bottom of the rudder. The groove where it will enter the rudder.

  • Page 19: Section 8: Retract Linkage Installation

    Section 7: Rudder Installation   Step 6 Step 7 Slide the hinges and rudder into position. Check that Secure the tail wheel bracket to the fuselage using two the gap between the rudder and fin is roughly 1/64-inch. #2 x 3/8” sheet metal screws. Apply thin CA to both sides of the hinges.
  • Page 20 Section 8: Retract Linkage Installation The included mechanical retracts may require some If the servo is binding, it will add extra current draw adjustment after around 30 flight to keep them in to the receiver battery and will greatly reduce flight the best working order.
  • Page 21 The adjustment procedure is common after about 30 flights, depending on your runway surface. Check the operation of your retracts often to keep them in the best working order. Keep this section handy for future reference for your P-40 Warhawk retracts.
  • Page 22 Section 8: Retract Linkage Installation   Step 2 Step 4 Use 6-minute epoxy to glue the two retract servo tray Install a low-profile retract servo in the servo tray mounts into the wing as shown. They will rest flush with using the hardware provided with the servo.
  • Page 23 Section 8: Retract Linkage Installation   Step 7 Step 10 Attach two quick connectors to the servo arm using quick Check the actuation of the retracts, making sure they connector washers and retainers. lock in both the up and down positions. Make any necessary adjustments to the linkages as necessary for proper operation of the retracts.
  • Page 24 Section 8: Retract Linkage Installation     Step 12 Step 14 Locate the gear fairings and trim as shown. Test fit the Install a wheel and two wheel collars on the main landing fairings and use tape to temporarily secure them to the gear.

  • Page 25: Section 9: Four-Stroke Engine Installation

    Section 9: Four-Stroke Engine Installation Required Parts Hint: You can also install the blind nuts backwards to prevent them from pulling into • Fuselage • Engine mount (2) the wood on the backside of the firewall. • 8-32 nylon lock nut (4) •...
  • Page 26 Section 9: Four-Stroke Engine Installation   Step 6 Step 8 Determine the proper location for the throttle pushrod. Test fit the throttle pushrod tube through the firewall, Mark the location with a felt-tipped pen. Remove the through former 2, and into the fuselage. Once satisfied engine and drill the firewall for the pushrod tube using a with the fit, roughen the tube using medium sandpaper.

  • Page 27: Section 10: Two-Stroke Engine Installation

    Section 9: Four-Stroke Engine Installation   Step 9 Step 10 Position the throttle servo tray so the opening for Attach the “Z” bend on the throttle pushrod wire onto the the servo is on the same side of the fuselage as the carburetor arm.
  • Page 28 Section 10: Two-Stroke Engine Installation   Step 2 Step 4 Temporarily install the engine to the fuselage using four Position the engine so the front of the drive washer is 8-32 x 1" socket head screws, four #8 washers and four "...
  • Page 29 Section 10: Two-Stroke Engine Installation   Step 6 Step 8 Determine the proper location for the throttle pushrod. Test fit the throttle pushrod tube through the firewall, Mark the location with a felt-tipped pen. Remove the through former 2, and into the fuselage. Once satisfied engine and drill the firewall for the pushrod tube using a with the fit, roughen the tube using medium sandpaper.

  • Page 30: Section 11: Fuel Tank Assembly

    Section 10: Two-Stroke Engine Installation   Step 9 Step 10 Position the throttle servo tray so the opening for Attach the “Z” bend on the throttle pushrod wire onto the the servo is on the same side of the fuselage as the carburetor arm.
  • Page 31 Section 11: Fuel Tank Assembly   Step 2 Step 4 Locate the rubber stopper. Insert the shorter metal fuel Bend the longer fuel tube carefully to a 45-degree angle tube into one of the holes in the stopper so that an using your fingers.
  • Page 32 Section 11: Fuel Tank Assembly   Step 6 Step 8 Locate the short piece of silicone fuel tubing and the Tighten the M3 x 20 screw carefully—do not over-tighten. fuel tank clunk. Install the clunk onto one end of the This allows the rubber stopper to form a seal by being silicone tubing.
  • Page 33 Section 11: Fuel Tank Assembly   Step 10 Step 11 Connect two 8" pieces of fuel tubing for pickup and Install the fuel tank into the fuselage. Make any necessary vent tubes. supports to keep the tank from moving during flight. Make sure the vent tube faces towards the top of the fuselage.

  • Page 34: Section 12: Radio Installation

    Section 12: Radio Installation Required Parts  Step 3 • Fuselage assembly • Wing assembly Remove the servo and drill the holes for the servo • Servo w/hardware (5) • #2 x 3/8" screws (8) mounting screws using a 1/16" drill bit. •...
  • Page 35 Section 12: Radio Installation     Step 5 Step 7 Remove the covering from the opening on the side of the Temporarily install the rudder servo. Mark the locations fuselage for the rudder servo. for the servo screws using a felt-tipped pen. Remove the servo and drill the holes for the servo mounting screws using a 1/16"...
  • Page 36 Section 12: Radio Installation   Step 9 Step 12 Mount the radio switch to the side of the fuselage. Use rubber bands to attach the receiver and battery to the radio tray. It may be necessary to relocate the battery forward or aft to balance the model as described in the section “Control Throws and Center of Gravity.”...
  • Page 37 Section 12: Radio Installation    Step 13 Step 16 Test fit the radio tray into the fuselage. Note one side Install the recommended servo hardware (grommets is slightly wider, which is positioned under the throttle and eyelets) supplied with the servo. Temporarily install pushrod.
  • Page 38 Section 12: Radio Installation     Step 18 Step 20 Place the aileron servo between the mounting blocks and Connect a 12" Servo Lead Extension (JRPA098) to the use a felt-tipped pen to mark the location of the four servo servo lead.
  • Page 39 Section 12: Radio Installation     Step 21 Step 22 Tie the preinstalled string onto the servo extension. Gently Place the hatch cover in position in the aileron opening. pull the extension through the wing using the string. Untie Measure in 1/8"...

  • Page 40: Section 13: Linkage Installation

    Section 13: Linkage Installation Required Parts   Step 3 • Fuselage assembly • Wing assembly Position the control horn on the elevator so the horn • 6" pushrod wire (2) • 7" pushrod wire (2) aligns with the hinge line of the elevator. Mark the position for the mounting holes using a felt-tipped pen.
  • Page 41 Section 13: Linkage Installation   Step 5 Place 2–3 drops of thin CA into the hole to harden the   Step 7 wood. Repeat this for each of the three holes. Center the elevator servo electronically using the radio system.
  • Page 42 Section 13: Linkage Installation    Step 10 Step 13 Slide the wire through the outer hole in the elevator servo Position the control horn on the aileron so the horn arm. Secure the wire using a nylon wire keeper. It may be aligns with the aileron servo horn and the aileron hinge necessary to drill out the hole in the servo arm using a line.
  • Page 43 Section 13: Linkage Installation    Step 17 Step 21 Center the aileron servo electronically using the radio Use a 5/64" drill bit to drill a hole in the throttle system. Attach the pushrod with clevis to the control horn. servo arm.

  • Page 44: Section 14: Cowling Installation

    Section 13: Linkage Installation   Step 24 Step 25 Move the servo to the throttle open position using the Check the movement of the throttle to verify there is no radio system. Manually move the throttle arm on the binding at either low or high throttle.
  • Page 45 Section 14: Cowling Installation   Step 2 Step 4 Use a piece of cardstock to indicate the location of the Slide the cowling onto the fuselage. Temporarily install engine, needle valve, firewall and any other engine related the propeller and spinner back plate. Position the cowl so items that will need to be accessed with the cowling on.

  • Page 46: Section 15: Canopy And Decal Installation

    Section 14: Cowling Installation   Step 8 Step 10 Attach the cowl using four #4 x 5/8" sheet metal screws. Glue the exhaust stacks to the cowling using 6-minute epoxy.  Step 9 Apply a couple of drops of CA into the screw holes after threading the screws in a couple of times.
  • Page 47 Section 15: Canopy and Decal Installation   Step 3 Step 3 Use Lexan scissors to trim the canopy. Lightly sand the inside edge of the canopy and slightly inside the line drawn on the hatch using medium sandpaper.  Step 2 Position the canopy onto the fuselage.

  • Page 48: Adjusting The Engine

    Adjusting the Engine   Step 1 Step 3 Completely read the instructions included with your Before you fly, be sure that your engine idles reliably, engine and follow the recommended break-in procedure. transitions and runs at all throttle settings. Only when this is achieved should any plane be considered ready for ...

  • Page 49: Recommended Cg

    Recommended CG An important part of preparing the aircraft for flight is properly balancing the model. This is especially important when various engines are mounted. Caution: Do not inadvertently skip this step! The recommended Center of Gravity (CG) location for the P-40 is 3"...

  • Page 50: 2004 Official Ama National Model Aircraft Safety Code

    2004 Official AMA National Model Aircraft Safety Code GENERAL 7) I will not operate models with pyrotechnics (any device that explodes, burns, or propels a projectile 1) I will not fly my model aircraft in sanctioned of any kind) including, but not limited to, rockets, events, air shows or model flying demonstrations until explosive bombs dropped from models, smoke it has been proven to be airworthy by having been...
  • Page 51 2004 Official AMA National Model Aircraft Safety Code 5) Flying sites separated by three miles or more Organized RC Racing Event are considered safe from site-to site interference, 10) An RC racing event, whether or not an AMA Rule even when both sites use the same frequencies. Any Book event, is one in which model aircraft compete circumstances under three miles separation require in flight over a prescribed course with the objective of...
  • Page 52 � �� © 2005 Horizon Hobby, Inc. 4105 Fieldstone Road Champaign, Illinois 61822 (877) 504-0233 www.horizonhobby.com 7334...

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