Dremel 3D20 Quick Start Manual page 4

Step 20: With all wires connected, neatly
place the connectors into the open area of
the turbo fan bracket. Make sure wires lay
flat underneath the stepper motor.
Step 21: Move the turbo fan bracket next to
the extruder capturing the wire connectors
between the bracket and the extruder
assembly.
Step 22: Insert and tighten the back left
screw for mounting the turbo fan bracket.
Step 23: Insert the fan baffle into the turbo fan.
Step 24: Insert and tighten the fan baffle screw
on the front left side of the extruder assembly.
Step 25: Reconnect the motor cable.
Step 26: Reassembly complete.
Step 27: Plug in and turn on the Idea Builder.