GREAT PLANES Lancair ES Instruction Manual
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GREAT PLANES Lancair ES Instruction Manual

.61-.91 size sport scale arf plane
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Wingspan: 79-3/4 in [2030mm]
Wing Area: 690 sq in [44.5 dm
Weight: 8.5 – 9 lb [3850 – 4080g]
Wing Loading: 28 – 30 oz/sq ft [85 – 92g/dm
Length: 52 in [1320mm]
Radio: 5-channel with 7 servos
Engine: .61 – .75 cu in [10 – 12cc] 2-stroke,
.91 cu in [15cc] 4-stroke
Great Planes
®
Model Manufacturing Co. guarantees this kit to be free from defects in both material and workmanship at the date of
purchase. This warranty does not cover any component parts damaged by use or modification. In no case shall Great Planes' liability
exceed the original cost of the purchased kit. Further, Great Planes reserves the right to change or modify this warranty without
notice.
In that Great Planes has no control over the final assembly or material used for final assembly, no liability shall be assumed nor
accepted for any damage resulting from the use by the user of the final user-assembled product. By the act of using the user-assembled
product, the user accepts all resulting liability.
If the buyer is not prepared to accept the liability associated with the use of this product, the buyer is advised to return this
kit immediately in new and unused condition to the place of purchase.
READ THROUGH THIS MANUAL BEFORE STARTING
CONSTRUCTION.
INSTRUCTIONS AND WARNINGS CONCERNING
THE ASSEMBLY AND USE OF THIS MODEL.
GPMZ0243 for GPMA1347 V1.0

INSTRUCTION MANUAL

2
]
2
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IT
CONTAINS
WARRANTY
IMPORTANT
1610 Interstate Drive Champaign, IL 61822
(217) 398-8970, Ext. 2
airsupport@greatplanes.com
Entire Contents © Copyright 2002

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  • Page 1: Instruction Manual

    In that Great Planes has no control over the final assembly or material used for final assembly, no liability shall be assumed nor accepted for any damage resulting from the use by the user of the final user-assembled product. By the act of using the user-assembled product, the user accepts all resulting liability.

  • Page 2: Table Of Contents

    DECISIONS YOU MUST MAKE ........3 the ground and in the air. Great Planes is proud to bring you Radio Equipment ............3 this wonderful classic in an easy to fly model that will Engine Recommendations...........4...

  • Page 3: Safety Precautions

    If you would like photos of the full-size Lancair for scale We, as the kit manufacturer, provide you with a top documentation, or if you would like to study the photos to quality kit and instructions, but ultimately the quality and add more scale details, photo packs are available from: flyability of your finished model depends on how you build it;...

  • Page 4: Engine Recommendations

    In addition to common household tools and hobby tools, this is the “short list” of the most important items required to This is a number six screw that is 3/4" long. build the Lancair. Great Planes Pro ™ CA and Epoxy glue are recommended.

  • Page 5: Common Abbreviations

    ORDERING REPLACEMENT PARTS To order replacement parts for the Great Planes Lancair ARF, use the order numbers in the Replacement Parts List that follows. Replacement parts are available only as listed. Not all parts are available separately (an aileron cannot be purchased separately, but is only available with the wing kit).

  • Page 6: Kit Contents

    If any parts are missing or are not of acceptable quality, or if you need assistance with assembly, contact Great Planes Product Support. When reporting defective or missing parts, use the part names exactly as they are written in the Kit Contents list on this page.

  • Page 7: Working With Fiberglass

    the covering if necessary. Apply pressure over sheeted areas to thoroughly bond the covering to the wood. IMPORTANT INFORMATION ABOUT WORKING WITH FIBERGLASS BUILD THE WING If you have never worked with fiberglass there are a few basic things you should be aware of: •...

  • Page 8: Install The Flap & Aileron Servo

    4. Test fit the ailerons to the wing with the hinges. If the hinges don’t remain centered, stick a pin through the middle of the hinge to hold it in position. 9. On the top of the wing, cut the covering away from 5.
  • Page 9 receiver and for the flaps to be plugged into another slot in your receiver. You may have a computer radio that allows you to plug the servos into separate slots and then mix them together through the radio transmitter. If you choose to mix them with the radio rather than Y-harnesses, refer to the instructions for your particular brand of radio.
  • Page 10 to assure a good bond between the servo and the servo tape that will be used for holding the servo to the wing. 8. Tie the string inside the aileron servo bay to the aileron servo wire. Pull the servo wire out towards the wing root with the string.

  • Page 11: Install The Flap & Aileron Hardware & Pushrods

    14. Drill 1/16" [1.6mm] holes in two 5/16" x 3/4" x 7/8" [7.9 x 19.1 x 22.2mm] servo mount blocks and mount the aileron servo to the blocks using the screws that came with 1. Position a small nylon control horn on the aileron, the servo.

  • Page 12: Join The Wings

    the location for the screw holes. Drill through the marks you each wing panel. Push the wing panels together and hold made with a 1/16" [1.6mm] drill bit, drilling through the them in place with masking tape. Before the glue cures, set plywood plate in the bottom of the flap.

  • Page 13: Assemble The Fuselage

    the wing. Trace the plate onto the wing with a felt-tip pen. Cut sandpaper, roughen the inside of the tip where it will make the covering away in the area where the plate will be (see contact with the wing and then wipe the area with rubbing Expert Tip that follows).
  • Page 14 4. Locate the 1/8" [3mm] plywood front and rear pushrod 8. Put the former back into the fuselage, resting it against support formers. Drill a 3/32" [2.4mm] hole in each corner the four hardwood blocks. Drill a 1/6" [1.6mm] hole into each of the rear former and a 3/32"...

  • Page 15: Install The Horizontal Stab, Elevators, Rudder & Pushrods

    Using 6-minute epoxy, glue a dowel into each end of the Install the Horizontal Stab, Elevators, stab tube. Set it aside until cured. Rudder & Pushrods IMPORTANT! Steps 1-11 provide instruction for installing a stab that is removable. Many of you will find this to be a helpful feature when packing your plane into your car to head out to the field.
  • Page 16 the CA to cure. Then, re-insert the screw and again remove the screw. Run your finger over the hole. You will probably notice a small burr or bump on the metal. Remove the burr using 220-grit sandpaper. 8. Insert the tube back into the right side stab, aligning the hole in the stab with the hole in the stab tube.

  • Page 17: Install The Engine & Muffler

    17. Position a large nylon control horn on the left side of the rudder, over the plywood plate located under the covering, aligning it with the pushrod. Use a T-pin to locate exactly where the plywood plate is on the left side of the rudder.

  • Page 18: Join The Muffler

    8. Using the engine as a guide, mark the four holes for the engine bolts on the engine mount. This is easily accomplished with a Great Planes Dead Center ™ Tool (GPMR8130). Install the engine onto the engine mount. Drill four #36 (7/64") [2.8mm] holes in the mount.

  • Page 19: Install The Nose Wheel

    3. Install the header onto the engine. Align the muffler 1. Locate the fiberglass exhaust air panel. Place a piece inlet with the exhaust outlet on the header. This is the proper of masking tape down the center of the panel. Measure and placement for the muffler.
  • Page 20 4. On the inside lines that you have drawn, cut that 7. Using a 5/32" [4mm] drill bit, drill through the hole portion of the fuselage and firewall away. After you have located in the engine mount. removed it, test fit the exhaust air panel into the opening. Because the exhaust air panel is a fiberglass lay up, there may be some slight variations in manufacturing.
  • Page 21 head cap screw into the arm and wheel collar. Slide the metal nose gear wire into the nylon nose gear bearing, nose gear steering arm and engine mount. The coil of the nose gear wire should rest on the nylon nose gear bearing. Tighten the set screw against the flat spot in the nose gear wire.
  • Page 22 17. Turn the fairings over, placing them on a piece of 21. Mix another small amount of 6-minute epoxy and waxed paper. Allow the glue to cure. microballoon filler. Coat the area around the fairing that is in close contact with the wire so that the fairing is securely glued to the wire.

  • Page 23: Install The Main Landing Gear

    of the covering with your covering iron. Apply thin CA to the wood and allow it to cure. This will fuelproof the wood. 25. Roughen the area in the wheel pant where the plywood blocks are to be mounted. Wipe the area with rubbing alcohol.
  • Page 24 6. Draw a 1/2" [13mm] circle onto the wheel pant centered on the hole you have drilled. Use a high-speed rotary tool and a small grinding wheel to open the hole to 1/2" [13mm]. If you have to use a drill, drill a series of progressively larger holes until you get up to 1/2"...

  • Page 25: Install The Fuel Tank

    Install the Fuel Tank 1. Remove the forward and rear former that you installed into place during the fuselage construction. 2. Draw a line down the center of the tray. 2. Assemble the fuel tank as shown in the sketch. When tightening the center screw be sure not to overtighten it.
  • Page 26 fuselage. The tray will rest between the wing bolt mounting blocks and on the hardwood rail between the blocks. Place the tray so that it is positioned 1/4" [6mm] behind the wing saddle as shown in the photograph. (It is necessary to position it here so there is room to re-install the rear former).
  • Page 27 13. Install your radio switch and charge jack to the pushrods with the hole you are using in the elevator servo fuselage. We used the Great Planes Switch and Charging arm. Mark the wire where it meets the hole in the servo arm.

  • Page 28: Install The Receiver & Battery

    Insert a 3/4" length of fuel tubing into the hole. This will shown above to mate it with the first pushrod. Place the two protect the wire from being cut by the edge of the fiberglass. wheel collars as shown; put a drop of Great Planes Pro Threadlocker ™...

  • Page 29: Install The Cowl

    INSTALL THE COWL 4. Place the baffle into the cowl. The baffle should be approximately 3-3/8" [85mm] from the trailing edge of the cowl. Roughen the inside of the cowl with 220-grit sandpaper where the baffle makes contact with the cowl. Clean the area with alcohol.

  • Page 30: Get The Model Ready To Fly

    Adjust if necessary. Set the Control Throws 10. Install the appropriate propeller for your engine and Use a Great Planes Accu-Throw ™ (or a ruler) to accurately the spinner. That’s about it. Take some time to go through...

  • Page 31: Important

    However, too much control throw model installed (ready to fly) and an empty fuel tank, place could make the model difficult to control, so remember, “more is the model upside-down on a Great Planes CG Machine ™ , or not always better.”...

  • Page 32: Balance The Model Laterally

    We use a Top Flite Precision Magnetic Prop Balancer ™ (TOPQ5700) in the workshop and keep a Great Planes Fingertip Prop Balancer (GPMQ5000) in our flight box. PREFLIGHT Ground Check Identify Your Model If the engine is new, follow the engine manufacturer’s...

  • Page 33: Engine Safety Precautions

    2. I will not fly my model aircraft higher than approximately ENGINE SAFETY PRECAUTIONS 400 feet within 3 miles of an airport without notifying the airport operator. I will give right of way to, and avoid flying in the proximity of full-scale aircraft. Where necessary an observer shall be used to supervise flying to avoid having Failure to follow these safety precautions may result models fly in the proximity of full-scale aircraft.
  • Page 34 Section 3.0: SAFETY CHECK On-board batteries shall be 1000 mAh up to 20 lbs., 1200 mAh to 30 lbs., 1800 mAh to 40 lbs. and 2000 mAh over 40 3.4–Flight Testing: All giant-scale R/C aircraft are to have lbs. flying weight. The number and size of servos, size and been flight tested and flight trimmed with a minimum of six loads on control surfaces, and added features should be flights before the model is allowed to fly at an IMAA...

  • Page 35: Check List

    hinges are acceptable if determined to be adequate for the 12. Secure connections between servo wires and intended use. Y-connectors or servo extensions, and the connection between your battery pack and the Clevis (steel, excluding heavy-duty ball links) and on/off switch with vinyl tape, heat shrink tubing or attachment hardware should be heavy duty 4-40 threaded special clips suitable for that purpose.

  • Page 36: Takeoff

    will slow the plane nicely. If you have not used flaps it is a Takeoff good idea to practice flying the plane at slow speeds with the flaps down. Flaps should only be used when you reduce Before you get ready to takeoff, see how the model handles power to 1/3rd throttle or less.
  • Page 37 15-20 hours! Requires a 2-stroke .40-.51 or 4-stroke .52-.80 engine and 4 or 5-channel radio w/5 servos. GPMA1228 Great Planes Ryan STA 1.20 ARF Golden Era Ryan aircraft were renown for high quality and exceptional performance – the same characteristics you’ll find in this 82"...
  • Page 38 One leading cause of crashes is flying an airplane with its control throws set differently from those recommended in the instructions. The Great Planes Accu-Throw lets you Great Planes Master Caddy Prebuilt Field Box quickly and easily measure actual throws first, so you can Built to last, the sturdy ply, 90% assembled Master Caddy make necessary corrections before you fly.

  • Page 39: Engine Mount Template

    BUILDING NOTES Kit Purchased Date: _______________________ Date Construction Finished: _________________ Where Purchased:_________________________ Finished Weight: __________________________ Date Construction Started: __________________ Date of First Flight: ________________________ FLIGHT LOG ENGINE MOUNT TEMPLATE EM60120 PATTERN...

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