FUTABA 4YF-2.4GHZ Instruction Manual

FUTABA 4YF-2.4GHZ Instruction Manual

4-channel, fhss radio control system for airplanes

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4YF-2.4GHz
INSTRUCTION MANUAL
for Futaba 4YF-2.4GHz
4-channel, FHSS
Radio control system
for Airplanes
Futaba Corporation
Technical updates available at: http://www.futaba-rc.com
Entire Contents © Copyright 2009
1M23N11409

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Summary of Contents for FUTABA 4YF-2.4GHZ

  • Page 1 4YF-2.4GHz INSTRUCTION MANUAL for Futaba 4YF-2.4GHz 4-channel, FHSS Radio control system for Airplanes Futaba Corporation Technical updates available at: http://www.futaba-rc.com Entire Contents © Copyright 2009 1M23N11409...
  • Page 2: Table Of Contents

    R/C airplane system. Although this is a beginner system with the requirements of those flyers in mind, in order to make the best use of your Futaba 4YF-2.4GHz and to operate it safely, you must carefully read all of the instructions.
  • Page 3: Usage Precautions

    Prior approval of the appropriate government authorities may be required. If you have purchased this product from an exporter outside your country, and not the authorized Futaba distributor in your country, please contact the seller immediately to determine if such export regulations have been met.
  • Page 4 To ensure the safety of yourself and others, please observe the following precautions: Have regular maintenance performed. The transmitter should have regular checkups for wear and tear. We recommend sending your system to the Futaba Service Center annually during your non-flying-season for a complete checkup and service.
  • Page 5 flying with your 2.4GHz system. NI-CD BATTERY SAFETY AND HANDLING INSTRUCTIONS IMPORTANT: Use only the Futaba special charger or other chargers approved by Futaba to charge the Futaba Ni-Cd batteries. It is important to understand the operating characteristics of Ni-Cd batteries. Always read the specifications printed on the label of your Ni-Cd battery and charger prior to use.
  • Page 6: Contents And Specifications

    R2004GF receiver, does not work with current Futaba WARNING FASST system. Please use T4YF-2.4G and R2004GF in NEVER use dry batteries for the power supply of the pairs. Futaba FASST system and FHSS system are not R2004GF as they may cause difficulties. compatible each other. GLOSSARY It will be helpful to understand the following terms before reading the rest of the manual.
  • Page 7: Introduction To The 4Yf-2.4Ghz System

    INTRODUCTION TO THE 4YF-2.4GHz SYSTEM IMPORTANT!: Always turn on the transmitter first, then the receiver. When turning off the system, always turn off the receiver first. The object is never to have the receiver on by itself. Otherwise, the servos or control surfaces could be damaged, or in the case of electric-powered models, the motor may unexpectedly turn on causing severe injury.
  • Page 8: Battery Replacement

    If there is a noticeable drop in capacity the batteries should be replaced. Note: Charging your batteries with the special Futaba A/C battery charger is always safe. However, fast-charging with an aftermarket charger is acceptable as long as you know how to properly operate the charger. NEVER charge at a rate...
  • Page 9: Link Procedure

    LINK PROCEDURE Each transmitter has an individually assigned, unique ID code. In order to start operation, the receiver must be linked with the ID code of the transmitter with which it is being paired. Once the link is made, the ID code is stored in the receiver and no further linking is necessary unless the receiver is to be used with another transmitter.
  • Page 10: Radio Installation

    • Note the small numbers (1, 2, 3, 4) molded into each arm on the Futaba 4-arm servo arms. The numbers indicate how many degrees each arm is “off” from 90 degrees to correct for minute manufacturing deviations from servo to servo.
  • Page 11: 4Yf-2.4Ghz Functions

    4YF-2.4GHz FUNCTIONS Servo Reversing The servo reverse switches are used to change the direction that a servo responds to a control input from the transmitter (each stick). After using the reversing function, check all the controls on the model to be certain they are operating in the correct direction and that you did not inadvertently reverse a servo other than the one intended.
  • Page 12: Other Functions

    Futaba transmitter. To utilize the trainer function, the appropriate trainer cord (available separately) and a second Futaba transmitter (usually provided by your flight instructor or R/C club) will be required. When two radios are connected with the trainer cord, they are both capable of operating the model, but it's usually best for the instructor to hold the radio that has been setup for the plane to be flown (as it is already programmed to fly the model).
  • Page 13: Flight Preparation

    FLIGHT PREPARATION Flight preparation is to be done at the flying field. If you are an inexperienced pilot, be certain your flight instructor performs these following checks with you. Check the Controls 1. Get the frequency clip from the frequency control board at your flying site if the site has a clip for 2.4GHz. 2.
  • Page 14: Champaign, Il

    COMPLIANCE INFORMATION STATEMENT (for U.S.A.) This device, trade name Futaba Corporation of America, model number R2004GF, complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) This device must accept any interference received, including interference that may cause undesired operation.
  • Page 15 While this manual has been carefully written, there may be inadvertent errors or omissions. Please contact our service center if you feel that any corrections or clarifications should be made. FUTABA CORPORATION 1080 Yabutsuka, Chosei-mura, Chosei-gun, Chiba 299-4395, Japan Phone: +81 475 32 6982, Facsimile: +81 475 32 6983 ©FUTABA CORPORATION...

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