The GY gyro by Futaba is perhaps the most popular RC helicopter gyro ever. need the manual for the GY, you can grab that here. Manual GY – Robbe Futaba. Manual GY Be the first to rate this product. Recommend ยท Ask question. Description. Manual GY – Robbe Futaba. CopterX GY Digital Gyro user manual. Thank you for purchasing CopterX GY Gyro! High performance, light weight gyro with AVCS (Angular Vector.

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If the servo moves to one direction but does not move back to center then you are in heading hold mode which is right. If it is dry and tacky this will cause the problem. Once the center of the ball link matches with the center of the ball and you have the 4. You may want it faster or slower so change the value appropiately.

After many years, the Futaba GY Gyro used to be the bench mark gyro that all others were judged. The helicopter is out of balance. It’s also important that your engine is running good. It should move the servo clockwise which thereby should pull the rudder control link forward. This gives HH when the switch is up. Hold the tail rotor stick full right and pull the control rod all the way forward.

A better choice for non computerized radios or if you are lacking a spare channel for remote gain would be mnual Futaba GY or the E-flite G90 for smaller helis. It may or may mahual initialize correctly depending on where the position you have the GEAR switch remember this is now the switch that will control the gyro.

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Team Futaba Tip #2

Adjust the guides to acheive the least resistance. I have manyal tail servo mounted up front and I added a slight bend to the front section so the link is at the same height as the ball on the servo arm.

With the GY there is very little reason to use standard rate mode. Move the rudder stick to the right, then back to center, if the rudder servo does the gj401 then you are in normal mode which is wrong. The servo combo included the ultra fast digital Futaba S tail rotor specific servo.

To select both sides flip the GEAR switch. The GY works best with the or servos, period. Check the servo direction. Do not disturb the rudder. Quick Start Guide for the GY The RPM’s should be to for 3D flight.

Without a doubt, the GY gyro with or servo is one of the best tail rotor stabilization systems produced to date.

Click Here For More Information. Do the same for ‘GEAR’. What follows is ONE example for setting up the GY gyro that works for virtually any model and almost any brand of radio. The best position for tail centering is to adjust the rudder link so that you have 4. If your engine loads up a lot then you won’t be able to keep a consistent RPM. Before we continue it helps to understand the characteristics of this gyro. If you are not using a stock tail slider then use the other technique.


Rotate the helicopter so the nose goes to the left and watch the rudder servo. Now that you’re done with that, you need to flip the GEAR switch back to heading hold mode. Gyy401 of servos, the came in two different packages.

The Futaba GY Gyro

Next check that the front link is centered with the ball on the servo arm. Is it worth adding to your fleet?

Adjust the tail rotor linkage until the model hovers with kanual tail in trim. With the rudder link disconnected from the servo.

Confirm that no sub-trim or ATV is present in the transmitter in any flight condition on the rudder channel.

Quick Start Guide for the GY401

Proper trim can and should be obtained mechanically by adjusting the tail rotor pushrod. You have to start up this gyro in heading gy4011 mode.

Pull the link as far forward as it can go then adjust the ‘Limit’ control on the top of the gyro so that the ball on the servo arm centers with the link. Then turn off the receiver and then back on and let the gyro initialize in heading hold mode.