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243_Legomaster_01.qxd 4/18/03 6:51 PM Page 24

24 Masterpiece 1 • Stair-Climber

Final Step 9

Attach the parts as
shown. This portion of
the assembly is used to
lock motors in place.
Final Step 10

First, attach an axle connector to
each motor. Next, align each
worm gear as shown, and pin in
place with an axle.

Final Step 11

Rotate the model so
that you are looking
at the bottom side,
and place four half-
bushings as shown.