TonyRay Cessna L-19 Bird Dog Instructions

September 2, 2024
TonyRay

TonyRay Cessna L-19 Bird Dog

Bird-Dog

INSTRUCTION MANUAL

Specifications

Wing Span| 29.5 in / 75cm
Wing Area| 7.15 sq dm
Flying weight| 150g-180g
Fuselage length| 50cm
Scale| 1 / 15
|
Requires
RC transmitter with at least 4 channels
Aileron: 2.5g servos(ES9251)2
Rudder&Elevator: 2.5g servos(ES9251)
2
Motor system: 1503 2750kv

BEFORE YOU BEGIN

Attentions and Tips

1. Read through the manual before you begin, so you will have an overall idea of what to do.
2. Check all parts. If you find any serious defects or missing parts, please contact your local dealer.
3. Please build your kit in strict accordance with the sequence of the user manual.
4. Pre-Sanding:Before removing any parts from the laser-cut plywood sheet , use a sanding block loaded with 250 – 400 grit sandpaper and lightly sand the back side of the sheet. Which can significantly reduce burn marks of the wood and make the parts match better
5. Before building the model part on drawings, It is recommended to cover a layer of kitchen cling film (polyethylene film) on the drawing. This way can prevent parts from sticking to the drawing and causing damage.
6. Parts Assembly:This product’s tabs and notches interlock like a 3D puzzle. We strongly suggest that when fitting parts, you “dry fit” (use no glue) the parts together first. It is advised to work 1 – 2 steps ahead in the instructions, using this dry-fit technique. This allows the opportunity to inspect the fit and location of assembled components, and shows the benefits of our construction technique. As each successive part is added, it contributes to pulling the entire assembly square. Once you arrive at the end of a major assembly sequence, square your work on a flat work surface, and bond the dry-fit joints with glue. Using the dry-fit process, you’ll be able to recover from a minor build mistake, and will ultimately end up with a square and true assembly.
7.This is a precision laser-cut kit. Our lasers cut to within 0.2mm in accuracy. Yet the wood stock supplied to us by the mill may vary in thickness by up to 0.2-0.3mm. This variance in the wood stock can cause some tabs and notches to fit very tightly. With this in mind, consider lightly sanding or lightly pinching a tight-fitting tab, rather than forcing the parts together. You may break some parts in assembly, but please don’t worry, after the final covering work, it will not affect the strength and appearance of your model. You will end up with a circle and true airframe.

KIT INVENTORY

Sheet Wood Inventory

Item:| Quantity
2.0mm  Plywood| 1
2.0mm  Balsa| 2
2.0mm  Paulownia| 1
1.0mm  Balsa| 4
1.0mm  Plywood| 1
| |
**Hardware**
1.Hardware in plastic bag
Laser cut Pvc sheet| 1
Paper hinge| 2
PU wheels| 2
pin| 4
Steel rod (diameter:1.5mm)| 25 cm
Steel rod (diameter: 0.8mm)| 10 cm
Carbon rod (diameter: 1mm)| 2
M2 Four Claws Nut| 2
M2
8 Screws (Spacer Version)| 20
M25 Screws (Spacer Version)| 3
M1
3 Screws| 10
M1.7*6 Screws (Spacer Version)| 15
Heat shrinkable tube| 4
2.Vacuum Formed Canopy
Canopy| 2

Bird-Dog

Note:

Bird-Dog

ASSEMBLY-Fuselage

Bird-Dog

Bird-Dog

Bird-Dog

Bird-Dog

Bird-Dog

ASSEMBLY-Wing

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Bird-Dog

ASSEMBLY-Electronics

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Bird-Dog

1. CG: 30mm from the leading edge

2.Control Travel

ELEVATOR| ±15°
RUDDER| ±15°
AILERON| ±20°

Bird Dog

Specifications

  • Wing Span: 29.5 in / 75cm
  • Wing Area: 7.15 sq dm
  • Flying Weight: 150g-180g
  • Fuselage Length: 50cm
  • Scale: 1/15

Product Usage Instructions

Before You Begin

Make sure you have all the necessary materials and tools before starting the assembly process. Refer to the kit inventory to ensure you have all the required items.

Assembly – Fuselage
  1. Step 1: Begin by assembling the fuselage components according to the provided instructions.
  2. Step 2: Proceed with steps 2 to 14 to complete the fuselage assembly.
  3. Step 15: Follow the remaining steps to finalize the fuselage assembly.
Assembly – Wing
  1. Step 1: Start assembling the wing components as per the instructions provided.
  2. Step 2: Continue with steps 2 to 14 to complete the wing assembly.
  3. Step 15: Finish the wing assembly by following the remaining steps.
Assembly – Electronics
  1. Step 1: Install the electronic components into the aircraft following the given guidelines.
  2. Step 2: Proceed with steps 2 to 14 to complete the electronic assembly process.
  3. Step 15: Finalize the electronics assembly by following the remaining steps.

Note: Ensure the Center of Gravity (CG) is set at 30mm from the leading edge of the aircraft. Adjust control travel for elevator, rudder, and aileron as needed.


FAQ

Q: What should I do if the fairing is bent?

A: If the fairing is bent due to the molding process, gently heat it with a heat gun or soak it in hot water and reshape it as required.

Q: What type of RC transmitter is recommended for this model?

A: The model requires an RC transmitter with at least 4 channels for proper operation.

Q: Are there specific servos recommended for this model?

A: Yes, for aileron control, 2.5g servos (ES9251) are recommended, and for rudder and elevator control, also use 2.5g servos (ES9251).

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