The following is a series of videos to guide you through the process of upgrading your GB2 to a GB3.
Important Safety Information: Disconnect your Gigabot from power and make sure it is turned off during the upgrade process!
1. Bridge Removal
2. Power and Limit Switch Modifications
3. Panduit and Wire Removal
4. Bridge Modifications
5. Bridge Reinstallation
6. X & Y Cable Carriers Overview
7. Adding New Panduits
8. Gigabot 3.0 Single to Dual Extruder Upgrade
9. Gigabot 2.0 Retrofit: Viki 2 Installation
Detailed written instructions for installing the Viki 2.0 can be found here.