Page 153 -
P. 153
243_masterpieces_03.qxd 4/18/03 7:02 PM Page 125
The LEGO Turning Machine • Masterpiece 3 125
Direction Control Step 8
Direction Control Step 9 Direction Control Step 10
Slide the bushing onto the
axle prior to adding the
40T gear.
Direction Control Step 11
Place the pins in every other
external hole on the 40T
gear. This ensures that the
touch sensor is closed every
quarter of a turn.

