Alwarerc Streak 1000 OctoCopter Kit With APC Props - Manual (Page 17)

Step 5.
Repeat Step 1 to 4 for other 7 motors. Test the motor
first without propellers as to ensure the rotating
direction is correct. Exchange any two motor wires to
the ESC as to reverse the direction if needed. Step 6.
After ensuring the motors are running in the correct
direction, prepare the APC Props and Prop mounting
screw and washer from the motors.
Step 7.
Insert the Root Hole Adapter (with 6mm inner
diameter) to the bottom side of APC Prop. Step 8.
Install the Propeller to the motors and secure it with
Prop mount Screw and Washer.
(Please refer to your
Multicopter Controller Manual to install the CCW &
CW Props in the correct direction.)
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