HomeFAQ’s FAQ's Do you offer repair service? Unfortunately not. We have been forwarding customers to two individuals that offer repair services locally. Search Facebook for: Hobby Central TT (Couva) 293-3366 or 791-9264 or Drone Repairs (San Fernando) 344-7718 My X902 Mini Drone propellers came off and now it wont fly... Not to worry, you put the props back on in the wrong positions. Under each prop is either a letter A or B. Replace the props in the order indicated in the photo below. Hold the quad exactly as shown in the picture.