Instructions

ASSEMBLY
GraviTrack Solar Marble Machine Kit
4
( R )
Use the #2 screw and washer to pin
the triangles and large arm to any of
the 4 holes of the plastic GMW
motor connector wheel.
1.8
The washer has two sides, make sure the sharp
edge is facing outwards, away from the arms.
rounded edge sharp edge
washer, sharp
edge facing up
Attach the linkage base to the marble
base (R) as shown, with the marble base
logo-side up. Use a little white glue to
keep it in place.
1.9
2. Mounting the Motor
Step
Align the mechanism so the GMPW
wheel can receive the shaft of the
GM3 motor. Hold the assembly
together until the next step.
2.1
#2 threaded
screw
GMW plastic
motor wheel