FUTABA SkyLeaf Leader Instruction Manual Download Page 2

This product is for F3A competition. It can not be assembled or flighted by a beginner. It 

can be manufactured only for flyers with special skills.

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Thank you for purchasing Futaba Sky Leaf R/C airplane.  

To maximize your enjoyment, and to ensure proper 

flying, please read through this assembly 

instruction manual.

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1. This product is only designed for use with radio control models. Use of the product described in this instruction manual is 

limited to radio control models.

2. Modification, adjustment, and parts replacement:

  

Futaba is not responsible for unauthorized modification, adjustment, or replacement of parts on this product.

3. Your Sky Leaf should not be considered a toy, but rather a sophisticated, working model that functions very much like a full-

size airplane. Because of its performance capabilities, this airplane, if not assembled and operated correctly, could possibly 
cause injury to yourself or spectators and damage to property.

4. You must assemble the model according to the instructions. Do not alter or modify the model, as doing so may result in an 

unsafe or unflyable model. In a few cases the instructions may differ slightly from the figures. In those instances the written 
instructions should be considered as correct. 

5. You must take time to build straight, true and strong.

6. You must use an R/C radio system that is in good condition, a correctly sized motor, and other components as specified in 

this instruction manual. All components must be correctly installed so that the model operates correctly on the ground and 
in the air. You must check the operation of the model and all components before every flight.

No part of this manual may be reproduced in any form without prior permission.

 The contents of this manual are subject to change without prior notice.

 Futaba is not responsible for the use of this product by the customer.

 Company and product names in this manual are trademarks or registered trademarks of the respective company.

Precautions

Summary of Contents for SkyLeaf Leader

Page 1: ...1M23Z06706 3 5 PRGHO RU FRPSHWLWLRQ LSODQH 3 PRWRU...

Page 2: ...di cation adjustment and parts replacement Futaba is not responsible for unauthorized modi cation adjustment or replacement of parts on this product 3 Your Sky Leaf should not be considered a toy but...

Page 3: ...y mistaken be very careful Double check that all directions are correct Do not use an overpowered motor or too large of propeller on this airframe When not equipped properly the performance might not...

Page 4: ...ads or other places where people congregate Near high voltage lines high structures or communication facilities When setting the transmitter on the ground during ight preparations do not stand it upri...

Page 5: ...y cause electric shock or a burn If any abnormalities such as smoke or discoloration are noted with either the charger or the battery remove the battery from the transmitter or charger and disconnect...

Page 6: ...he CA glue into the hinge There should be no clearance between the main wing and the ailerons After drying check that the aileron moves smoothly Cut the lm of the aileron servo mounting hole of the ma...

Page 7: ...It is also a good method to guide with a weighted string Attach the aileron servo to the mount with a tapping screw Attach the control horn to the ailerons Using the guide 7 photo rst make a hole wit...

Page 8: ...e servo nd the arm that is about 15 degrees forward and cut o the other extra arm Remove the servo horn and place the servo on the horizontal stabilizer While checking the position where the servo hor...

Page 9: ...at right 3 degrees In the case of Contra unit the side thrust is 0 degree Make sure the clearance between the spinner plate and the front of the fuselage is 3 5 mm Bond the Wood made 5 6 mm motor moun...

Page 10: ...unt such as Adverrun Contra unit Attach the front mount to the motor unit Then attach it to the fuselage mount with M3 cap bolt Make sure that the screw and the spinner do not interfere Make a rear mo...

Page 11: ...that passes the wiring like 25 with paper Make plates like 26 27 in balsa wood Install it on the fuselage like 28 and pass the servo wire Attach the rudder servo mount to the fuselage and mount the r...

Page 12: ...r and make a hole in the lm Make sure the carbon tube is in the correct position and then bond the carbon tube to 35 horizontal stabilizer 35 horizontal stabilizer mounted on the fuselage 34 Follow th...

Page 13: ...the adhesive lm beforehand Cut the lm in the M3 screw mounting hole of the top wing Place the top wing on the fuselage and check the position of the T nut mounting hole If the position is correct inst...

Page 14: ...o the lengths of the front and rear screws Cooling air vent Be sure to open the air vent on the lower side of the rear part of the fuselage for cooling of the motor unit ESC etc There is a guide at th...

Page 15: ...e size is insu cient make it from 3 mm wood board from the last gure of this manual Attach to the fuselage with 10 mm carbon tube like 53 54 Expand 52 wood plates into 10 mm holes After con rming CG w...

Page 16: ...A ESC ESW 1J Receiver Switch FR2F900 Receiver Battery 6 terminal box TB16PP Extension code 200J 4 S BUS HUB 120 70mm 2 S BUS HUB 1 000mm 1 Extension code for aileron 300J 1 400J 1 Extension code for E...

Page 17: ...12 Figure 1 2 Cut this part slanted Front mount Making with 5 6 mm hard wood Optional battery mount Make it from 3 mm wood plate 10 0 20 30 40 50 60 70 80 90 100 Top...

Page 18: ...13 Figure 2 2 10 0 20 30 40 50 60 70 80 90 100 Inside of fuselage 25 x 10 x 230 mm Hard balsa reinforced mounting position Wing trading edge line Position of air vent fuselage bottom...

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Page 20: ...FUTABA Corporation of America 2681 Wall Triana Hwy Huntsville AL 35824 U S A Phone 1 256 461 9399 FAX 1 256 461 1059 https www futabausa com E mail service futabaUSA com FUTABA CORPORATION 2019 3 1...

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