problem

So my tricopter has been flying great the last week, i had to go and adjust the gyros and it seemed unstable in the air and took a hard landing. Then one of my motors started to do the thing where it jerks real hard as if trying to move but there is something stopping it. I thought i could be a...

Hello. I have a tricopter I have been working on for a while and I cant get past this one issue, which i have tried looking up many times. I can get the motors to work individually without being connected to the kk board. But once I put the KK board in the mix then the motor(s) will not work. I...

Hey guys First post on the flitetest forum and actually any forum. I just rebuilt my tricopter and have found that when i begin to throttle up the yaw automatically begins to tilt and fix its self into one position until i have throttled all the way down. As soon as i lift of the ground it...