3D Printer Kit Preparation Manual

Written Exam

1. How do you tell which wire in the power supply cord is the ground?
2. Does polarity of the hot wires matter when connecting power cord to power supply?
3. Describe why if following build instructions the fragile heat break should never break.

Startup

1. what level of completion is required prior to turning power on for the first time on a finished printer from kit? What critical check points are required?
2. Does the polarity on Arduino matter, or will reverse polarity not fry the Arduino when connected to power?

Printing

1. List 6 noteworthy thermoplastics with their respective noteworthy properties.
2. List 3 noteworthy other materials that can be printed with plastic embedded filament.
3. Can you print with thermoset materials?
4. Describe 3 ways to attain insulation using thermoplastics.
5. what 5 construction material types can be printed?