The screw comes in from the TOP!

Make sure the nut is seated all the way into its little home on the BOTTOM of the blade grips. Some manual somewhere shows it BASS ACKWARDS!

The sudden loss of altitude is not those servos. Indoors, you get air pockets and currents that can mess you up big time.

You need to be Johnny on the Spot with the throttle to keep this model steady.

ALSO - The stock battery pack is WORTHLESS!!! You have to run this bird with a LiPo. That stock pack is only good for checking out the system and MAYBE the first couple BRIEF hover attempts!!

She FLIES so much better with the necessary power, and that stock pack does NOT have it.