15
PROPELLER INSTALLATION AND REMOVAL
The X4’s props are not identical. Each prop is labeled with an A or B. When installing replacement props, be
certain to install them as shown. The X4 will not y, and will ip and crash if the props are not installed in their
proper locations.
Installation: Pinch the prop hub, line up the hole to the motor shaft, press it rmly but gently straight down.
FRONT