Piper Pawnee 15e ARF Assembly Manual Specifications Wingspan: Length: Wing Area: Weight w/ Battery: Weight w/o Battery: 62 in (1575mm) 41.5 in (1050mm) 550 sq in (35.5 sq dm) 4–4.25 lb (1800–1900 g) 3.
Table of Contents Specifications....................................................................... 1 Introduction.......................................................................... 2 Using the Manual................................................................. 2 Contents of Kit/Parts Layout.................................................. 3 Required Radio Equipment.................................................... 3 Important Information About Motor Selection.........................
Contents of Kit/Parts Layout EFL2651 EFL2652 EFL2653 EFL2654 EFL2655 EFL2656 EFL2657 EFL2658 EFL2659 EFL2660 EFL2661 EFL2662 EFL2663 Wing Set w/Struts Fuselage Tail Set Landing Gear Cowling Canopy Pushrod Set Belly Pan Pilot Seat Wing Struts Battery Hatch Motor Mount Spacers Instrument Panel Required Radio Equipment You will need a minimum 6-channel transmitter (for proper mixing and dual rate capabilities), crystals, micro receiver, and four mini servos.
Important Information About Motor Selection We recommend the E-flite® Power 15 Brushless Outrunner, 950Kv (EFLM4015A) for sport performance. Scale Outrunner Setup EFLM4015A Power 15 BL Outrunner, 950Kv EFLA1040 40-Amp Brushless ESC THP42003S2PPL 4200mAh 3-Cell 11.
Notes Regarding Servos and ESC Limited Warranty WARNING: Use of servos other than those we recommend may overload the BEC of the recommended Electronic Speed Control (ESC). We suggest the use of only the servos we recommend when utilizing the recommended ESC’s BEC, or the use of a separate BEC (like the UBEC) or receiver battery pack when using other servos. (a) This warranty is limited to the original Purchaser ("Purchaser") and is not transferable.
Damage Limits Questions, Assistance, and Repairs HORIZON SHALL NOT BE LIABLE FOR SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES, LOSS OF PROFITS OR PRODUCTION OR COMMERCIAL LOSS IN ANY WAY CONNECTED WITH THE PRODUCT, WHETHER SUCH CLAIM IS BASED IN CONTRACT, WARRANTY, NEGLIGENCE, OR STRICT LIABILITY. Further, in no event shall the liability of Horizon exceed the individual price of the Product on which liability is asserted.
Non-Warranty Repairs Should your repair not be covered by warranty the repair will be completed and payment will be required without notification or estimate of the expense unless the expense exceeds 50% of the retail purchase cost. By submitting the item for repair you are agreeing to payment of the repair without notification. Repair estimates are available upon request. You must include this request with your repair. Non-warranty repair estimates will be billed a minimum of ½ hour of labor.
Landing Gear Assembly Required Parts Landing gear Landing gear cover (2) Axle w/nut (2) Instrument panel Pilot seat 2mm x 6mm machine screw (4) Landing gear cover (2) 5/64-inch wheel collar w/setscrew Vertical Fin Rudder 3/4-inch (19mm) tailwheel 2mm x 15mm sheet metal screw (8) 5/32-inch wheel collar w/setscrew (2) 2 1/2-inch (63mm) main wheel w/hubs (2) Required Tools and Adhesives #1 Phillips screwdriver Threadlock Medium CA 1. Locate the two axles and axle nuts, as well as the landing gear.
m 3. Remove the hubs from the wheels. Note which is the rear hub and which is the front hub. E-flite Piper Pawnee ARF Assembly Manual m 4. Slide the rear hub onto the axle. With the 5/32-inch wheel collar in the center of the axle, tighten the setscrew using a 1.5mm hex wrench to secure the collar to the axle. Make sure to use threadlock on the setscrew to prevent it from vibrating loose.
m 5. Slip the tire over the rear hub. Insert the front hub into the tire. Place a piece of music wire or hex wrench through a hole in the front hub and into a screw hole in the rear hub to help align the holes when inserting the front hub in the wheel. m 6. Use four 2mm x 15mm sheet metal screws and a #1 Phillips screwdriver to secure the front and rear hubs. You can now install the hubcap onteh wheel. m 7. Attach the landing gear covers to the landing gear using four 2mm x 6mm machine screws.
8. Repeat Steps 2 through 7 for the remaining wheel installation. 9. Slide the tail wheel onto the tail gear wire. Use a 5/64-inch wheel collar and setscrew to secure the tail wheel. Remember to use threadlock on the setscrew to prevent it from vibrating loose. E-flite Piper Pawnee ARF Assembly Manual 10. Use medium CA to glue the instrument panel into the cockpit as shown. 11. Use medium CA to glue the seat into the fuselage.
Aileron Servo Installation Required Parts Wing panels (right and left) Servo w/hardware (2) Servo cover (right and left) 6-inch (152) servo extension (2) 2mm x 15mm machine screw (4) 2mm x 8mm self-tapping screw (8) Control horn w/backplate (2) Clevis (2) Clevis retainer (2) 4-inch (102mm) pushrod wire (2) 6-inch (152mm) servo extension (2) Pushrod connector (2) Servo mounting block 5/8 x 3/8 x 3/8-inch (16 x 9.5 x 9.
m 4. Use 6-minute epoxy to glue the servo mounting block to the servo cover as shown. Allow the epoxy to fully cure before proceeding. m 5. Position the servo between the servo mounting block. Use a pencil to mark the locations for the servo mounting screws on the blocks. The servo should not touch the cover to prevent it from absorbing vibrations from the airframe. E-flite Piper Pawnee ARF Assembly Manual m 6. Use a drill and 1/16-inch (1.
m 8. Use a #1 phillips screwdriver to install the screws provided with the servos to attach it to the servo mounting blocks. m 10. Tie a weight to a 24-inch (600mm) piece of string and lower the string into the opening for the aileron servo. With the wing tip up, allow the weight to fall into the wing, retrieve the weight through the hole near the root of the wing. m 9. Secure a 6-inch (152mm) servo extension to the servo lead using string or a commercially available connector.
m 11. Tie the string to the servo extension and pull the extension through the wing and out of the hole. m 12. Secure the servo cover using four 2mm x 8mm sheet metal screws and a #1 Phillips screwdriver. m 13. Slide a clevis retainer onto a nylon clevis. Thread the clevis onto one of the 4-inch (102mm) pushrod wires. Note: Tape the extension to the wing so it does not fall back into the hole.
m 14. Use side cutters to remove the backplate from a control horn. Attach the clevis to the outer hole of the horn. m 15. Position the control horn so a) the holes in the horn align with the hinge line and b) the pushrod is 90 degrees to the hinge line. Use a felt-tipped pen to transfer the locations for the two mounting screws onto the aileron. 16 m 16. Use a drill and 5/64-inch (2mm) drill bit to drill the two holes for the aileron control mounting screws. m 17.
m 18. Use two 2mm x 15mm machine screws, a #1 Phillips screwdriver and the control horn backplate to secure the control horn to the aileron. m 19. Center the aileron and aileron servo and use a felttipped pen to mark where the pushrod crosses the outer hole of the servo horn. m 20. Use pliers to bend the pushrod 90 degrees at the mark.
m 21. Use a pin drill with a 5/64-inch (2mm) drill bit to enlarge the outer hole in the servo arm. m 22. Slide the bend through the hole in the servo arm. m 23. Use a pushrod connector to secure the pushrod wire to the servo arm. Use side cutters to remove any excess wire. m 24. Use side cutters to trim all but 1/16-inch (1.5mm) of the wire so it does not interfere with the operation of the aileron servo. 18 25. Repeat Steps 3 through 24 to install the remaining aileron servo and linkage.
Flap Servo Installation Required Parts Wing panels (right and left) Servo w/hardware (2) Servo cover (right and left) 6-inch (152) servo extension (2) 2mm x 15mm machine screw (4) 2mm x 8mm self-tapping screw (8) Control horn w/backplate (2) Clevis (2) Clevis retainer (2) 4-inch (102mm) pushrod wire (2) Pushrod connector (2) Servo mounting block 5/8 x 3/8 x 3/8-inch (16 x 9.5 x 9.5mm) (4) 1. Plug the flap servos into the radio system and make sure they operate and are centered as well.
2. Use a hobby knife to cut the covering separating the flap and aileron 3. Use a razor saw to separate the flap from the aileron. 4. Use a hobby knife to remove the covering for the flap servo. Use a covering iron to iron the edges of the covering into the opening to have a visually appealing flap servo installation. Save the covering for the following step.
5. Sand the edges of the flap and aileron so they will not interfere with each other. Use a covering iron and the material from the opening for the flap servo to beautify the ends of the flap and aileron. E-flite Piper Pawnee ARF Assembly Manual 6. The installation of the flap servo and linkage follows the exact same procedure as the aileron servos. Simply follow those steps to install the servo and linkages as shown.
Joining the Wing Panels Required Parts Wing panel (right and left) Required Tools and Adhesives 30-minute epoxy Mixing cup Epoxy brush Pencil Sandpaper Paper towels 22 2. Use clamps or tape to hold the two joiners tightly together until the epoxy fully cures. 3. Use a felt-tipped pen to mark the wing panels and joiner. This will help in installing the joiner in the same orientation it was test fit in. Wing joiner (2) Clamps Mixing stick Low tack tape Felt-tipped pen Rubbing alcohol 1.
Important: It is suggested to make a dry run of the following steps to make sure they can be completed before the epoxy starts to set. If the epoxy begins to set and the joiner is not in position, all the items with epoxy applied to them may not be salvageable. 4. Slide the joiner into one wing panel. You may need to sand the joiner to get it to fit. Use a pencil to mark the joiner against the wing. 6. Apply epoxy to one half of the wing joiner. 5. Slide the joiner into the opposite panel.
24 7. Apply a coat of epoxy to the root rib of one of the wing panels. 9. Slide the joiner into the wing panel and clean up any excess epoxy using a paper towel and rubbing alcohol. Use enough epoxy that is flows out of the joiner pocket when the joiner is inserted. Repeat Steps 6 through 8 and quickly proceed to the next step. 10. Use a clamp at the front of the wing and low-tack tape to hold the wing panels tightly together until the epoxy fully cures. 8.
Rudder and Elevator Installation Required Parts Fuselage Wing fairing #8 washer (2) Elevator (2) Required Tools and Adhesives Hobby knife Ruler Thin CA Drill bit: 1/16-inch (1.5mm) 30-minute epoxy Medium CA Rubbing alcohol 2. Use medium CA to glue the wing fairing to the bottom of the wing. Use care not to glue the wing to the fuselage. 3. Measure and mark a center line on one side of the stabilizer. This will help in the alignment.
4. Position the stabilizer into the slot in the aft end of the fuselage. Check that the stabilizer is centered in the fuselage. 5. View the airframe from the rear and make sure the wing and stab are parallel. If not, lightly sand the stab saddle until they are. 6. Double-check the adjustments from Steps 1 through 3. Use a felt-tipped pen to trace the outline of the fuselage onto the top and bottom of the stabilizer. 7.
Note: You can use a soldering iron instead of a knife. This will eliminate the chances of cutting into the wood. 8. Apply a thin coat of 30-minute epoxy to the exposed wood on the top and bottom of the stabilizer. Slide the stabilizer back into the fuselage and clean up any excess epoxy using a paper towel and rubbing alcohol. 9. Use a rotary tool and a 1/16-inch (1.5mm) drill bit to drill a hole in the center of each hinge slot of both the stabilizer and elevators.
11. Slide the three hinges into the slots in the elevator. 12. Slide the elevator into position on the stabilizer. The T-pins installed in the hinges will help in keeping equal amounts in the stabilizer and elevator. 13. Align the elevator with the tip of the stabilizer so they do not bind during operation. Apply a few drops onto each hinge. Make sure to apply the CA on both the top and bottom of the hinge. Important: Do not use accelerator on the hinges.
15. Flex the stabilizer through its range of motion a few times to break in the hinges. 17. Place the fin in position on the fuselage. Trace the outline of the fuselage onto both sides of the fin. 18. Remove the covering from the bottom of the fin using the same technique used for the stabilizer. 16. Repeat Steps 10 through 15 to attach the remaining elevator to the stabilizer.
30 19. Position the fin back onto the fuselage. Use a square to check the alignment between the fin and stabilizer. Lightly sand the bottom of the fin until the alignment is correct. Use 30-minute epoxy to glue the fin to the fuselage. Make sure to check the alignment periodically to make sure it does not change position during the curing process.
3. Slide each of the 23 5/8-inch (600mm) pushrods into the tubes inside the fuselage. You will need to use a hobby knife to trim the covering near the tail so the pushrods can exit the fuselage. E-flite Piper Pawnee ARF Assembly Manual 4. Position the rudder servo in the fuselage. Mark the locations for the servo mounting screws on the servo mounting rails using a felt-tipped pen.
5. Use a drill and 1/16-inch (1.5mm) drill bit to drill the four holes for the servo mounting screws. 7. Mount the servo using the screws provided with the servo and a #1 Phillips screwdriver. 6. Apply a few drops of thin CA to each of the holes drilled in the previous step to harden the surrounding wood. 8. Repeat Steps to install the elevator servo.
9. Use hook and loop tape to install the receiver in the fuselage following the manufacturer's instructions. A tube has been installed inside the fuselage to route the antenna wire. Do not cut the receiver wire if it extends excessively outside the fuselage as this will greatly reduce the range of your radio system. m 10. Place a clevis retainer onto a nylon clevis, then thread the clevis onto the rudder pushrod. E-flite Piper Pawnee ARF Assembly Manual m 11.
m 13. Apply a few drops of thin CA to each of the holes drilled in the previous step to harden the surrounding wood. m 14. Mount the rudder control horn using a #1 phillips screwdriver and two 2mm x 15mm machine screws. 34 m 15. Use a felt-tipped pen to mark the pushrod where it crosses the outer hole of the rudder servo arm. m 16. Bend the pushrod wire 90-degrees at the mark made in the previous step.
m 17. Use a pushrod connector to secure the pushrod wire to the servo arm. Use side cutters to remove any excess wire. E-flite Piper Pawnee ARF Assembly Manual 18. Repeat Steps 10 through 17 to install the first elevator pushrod. Before connecting the pushrod to the servo arm, make sure to slide two 5/32-inch wheel collars onto the pushrod wire inside the fuselage as shown.
19. Install the final elevator clevis and control horn. Use low-tack tape to hold the elevator centered for the next step. 20. Secure the two wheel collars onto the final elevator pushrods using two 3mm x 8mm machine screws and a #2 Phillips screwdriver. It will be necessary to trim (and possibly bend) the final elevator pushrod to prevent it from hitting the pushrod connector. Once complete coat this entire joint with 6-minute epoxy.
Motor Installation 2. Attach the motor to the firewall using four 4-40 x 3/4-inch socket head screws and a 3/32-inch ball driver. Place the (2) 3mm plywood X mount spacers between the firewall and motor mount. Make sure to use threadlock on the four screws to prevent them from vibrating loose. 3. Plug the motor wires into the speed control. Secure the speed control to the bottom of the motor box using hook and loop tape.
4. Remove the battery hatch from the fuselage. This is accomplished by pushing the hatch forward and then lifting the hatch up. 6. Turn on the radio system and plug the battery into the speed control. Use the throttle to check that the motor rotates counterclockwise when viewed from the front. If not, follow the directions included with your speed control to change the direction of the motor rotation. Important Information About Your Brushless ESC Make sure your ESC brake is programmed to Off.
8. Slide the cowling onto the fuselage. Important Information About Your Propeller It is also very important to check to be sure the propeller is balanced before installing onto the shaft. An unbalanced propeller may strip the gears or cause poor flight characteristics. 9. Slide the propeller and adapter onto the motor shaft. 10. Position the cowling so it will not be rubbing on the propeller when the motor is running. Tape the cowling in position on the fuselage.
11. Use a pin drill and 1/16-inch (1.5mm) drill bit to drill four locations (two each side) for the cowl mounting screws. Note: Ensure the painted stripe on the cowl lines up with the stripe on the fuselage before drilling. 40 13. Apply a few drops of thin CA to each of the holes drilled in the previous step to harden the surrounding wood. 14. Secure the cowl to the fuselage using four 2mm x 8mm sheet metal screws. Secure the propeller to the motor. 12.
Final Assembly Required Parts Fuselage Wing Wing strut (2) 2mm x 12mm sheet metal screw (6) Canopy Y-harness (2) 6-32 x 1/2-inch socket head screw (2) Required Tools and Adhesives Canopy glue Low-tack masking tape Threadlock Medium CA 1/16-inch (1.5mm) drill bit or 2. Attach the landing gear to the fuselage using two 6-32 x 1/2-inch socket head screws and a 7/64-inch hex wrench. Use threadlock on the screws to prevent them from vibrating loose in flight.
3. Use RC-56 canopy glue to attach the canopy to the fuselage. Use low-tack tape to hold the canopy in position until the glue fully cures. 4. Slide a 1/16-inch (1.5mm) drill bit or T-pin through the hole in the strut mounting block from the inside of the fuselage to puncture the fuselage covering. 5. Plug the Y-harnesses for the flaps and ailerons into the receiver. Connect the extensions for the flaps and ailerons to the Y-harnesses.
6. Test fit the struts between the fuselage and wing. They can be turned over (top to bottom) if they do not align with the holes in the wing and fuselage. Secure the strut to the fuselage using a 2mm x 12mm sheet metal screw and #1 Phillips screwdriver. Control Throws 1. Turn on the transmitter and receiver of your Piper Pawnee. Check the movement of the rudder using the transmitter. When the stick is moved right, the rudder should also move right.
Once all the control throws have been set, make sure to slide the clevis retainers over the clevises to prevent them from opening accidentally. Center of Gravity An important part of preparing the aircraft for flight is properly balancing the model. Caution: Do not inadvertently skip this step! The recommended Center of Gravity (CG) location for the Piper Pawnee ARF is 2 1/4– 2 3/4-inch (57–70mm) back from the leading edge on the top of the wing.
Preflight Check Your Radio Before going to the field, be sure that your batteries are fully charged per the instructions included with your radio. Charge both the transmitter and receiver pack for your airplane. Use the recommended charger supplied with your particular radio system, following the instructions provided with the radio. In most cases, the radio should be charged the night before going out flying. Before each flying session, be sure to range check your radio.
Instructions for Disposal of WEEE by Users in the European Union This product must not be disposed of with other waste. Instead, it is the user’s responsibility to dispose of their waste equipment by handing it over to a designated collection point for the recycling of waste electrical and electronic equipment.
2007 Official AMA National Model Aircraft Safety Code GENERAL 1) I will not fly my model aircraft in sanctioned events, air shows or model flying demonstrations until it has been proven to be airworthy by having been previously, successfully flight tested. 2) I will not fly my model higher than approximately 400 feet within 3 miles of an airport without notifying the airport operator. I will give right-of-way and avoid flying in the proximity of full-scale aircraft.
11066 © 2007 Horizon Hobby, Inc. 4105 Fieldstone Road Champaign, Illinois 61822 (877) 504-0233 horizonhobby.com E-fliteRC.
