Place the large washer over the motor spindle.
Note:
The washer and arm get attached to the
LED / Switch side.
The large washer in place.
Align the arm piece so that the laser cut hole will fit the motor spindle. Press the arm
over the spindle until the top of the spindle and the arm plastic are flush. The arm
does not get pushed all the way down to the washer. Make sure not to bend the level
on the snap switch with the arm, as you are attaching the arm to the motor spindle.
Do not try to move the arm with your hand.
You will break the gears in the motor
!