Push the axle pins
into the NXTMMX.
This might take some
force, so be careful!
Snap the NXTMMX to the
main chassis as shown. 19.
Grab your two front wheel
assemblies. Note their orientation
in this picture (L-brackets pointing
Snap your Firgelli actuators to the small
L-brackets on the main chassis. The
two holes on each actuator should line
up with the two holes on each small
Run a 13-hole studless beam across
the two front wheel assemblies.
Snap another 13-hole studless beam
on top, with two axle extender pins
on one side as shown. The studless
beams will reinforce Isotope's
wheels so they don't wander.
Attach the NXTMMX battery pack using
two axles to reach the axle extender pins,
and two axle pins (obscured in this image
by the battery pack) to reach the other
support beam to create four total points
Plug the battery pack wires into
the NXTMMX. Plug the drive
motors into ports B and C; the
Firgelli linear actuators into the
NXTMMX motor ports; and plug
the NXTMMX into the NXT in
sensor port 4.
74 SERVO 12.2011