Futaba GY Pdf User Manuals. View online or download Futaba GY Instruction Manual. Nstruction, Anual • Read online or download PDF • Futaba GY User Manual. The chart below works for almost all helicopters but you should consult your helicopter manual if you are not sure. Note that I have seen.

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Standard Rate mode Gj520 the Gear switch up position 0 and confirm that the light on the gyro is solid red. If you did not see a change then a common mistake is you got the rudder and gain wires switched around. You can set this to what you need.

The chart below works for almost all helicopters but you should consult your helicopter manual manjal you are not sure. Next disconnect the rudder link from the tail servo. One direction will set the gain value for heading hold and the other will be for standard rate.

Futaba GY520 Gyro

Hold the button down again for 3 seconds to get to the next function. A high framerate setting on a low framerate servo will damage the servo in a minute. One direction will be blue and the other direction is red.

Also make sure that your plugs in the receiver have the correct polarity. Watch the light on the gyro, when you move the rudder stick from center, the light needs to change from a solid color to a flashing violet.


Because this is on a small heli and I wanted to keep the wiring short I made my own. Then the light will stay on solid. Now flip the switch down and confirm the gyro is now solid blue. Quickly press kanual release the gyro button to change the direction.

Futaba GY Manuals

Next adjust the length of the tail control rod so that with the front link connected to the servo, the tail lever is 90 degrees to the tail control rod as seen in the middle picture on the left. There is an error in the instructions which has been corrected on Futaba’s FAQ page.

If not, then enter setup mode of the gyro hold the button for 3 seconds. In a moment you will turn on the receiver. The next second it will blink fast.

When you move the rudder stick to the right, gt520 will move the trailing edge of the tail blades to the right side of the helicopter. This is going to vary for different helicopters and different brand servos.

The gyro will repeat a ‘1 blink’. For a to class mount it about The servo needs to rotate in the direction that would cause the trailing edge of the tail blades to move to the right side of the helicopter.

FUTABA GY520 Manuals

Rotate manial helicopter so the nose moves to the left and watch the rudder servo. This will set how fast the helicopter rotates. On this gyro it is easy to see the state it is in. If none come close you can use the Rudder Sub-trim to adjust this but after you complete this step make sure you turn the heli off then back on so it will initialize at the new sub-trim position.


Futaba GY User Manual | 32 pages

manaul The instructions state that you should set it up in HH mode if you are going to fly in HH mode-this is incorrect. The goal is with the rudder stick centered, the tail control lever and the servo arm are both 90 degrees to the tail control rod.

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That is the difference between one value having a positive value and the other a negative value. The first thing to do is make the link slides as free as possible. I rotated the servo mount to a position that put the ball directly inline with the tail control rod. I was helping my buddy and he wanted me to hover it, so as soon as I did, the tail was super wobbly.