Page 234 - LEGO MINDSTORMS - Robotics Invention System-2 Projects

Robot 8 • The ULK (Useful LEGO Knowledge)

Arm Assembly Step 4

Assemble the bricks and plates first.
Then slip them over the axles.

Arm Shaft

Lifter Shaft

Arm Assembly Step 5

I intentionally left
out the 16t gear that
completes the gear train
from the motor to the arm.
This allows you to turn the arm
shaft manually while adjusting the Lifter.

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