Video - How to Clear the G30 / G30³ Discharge Pipe Watch the troubleshooting video below on how to clear the G30 / G30v3 discharge pipe:Check out the full YouTube Channel here. Related articles Video - Quick How to Guides on Setting Up and Brewing with the G30 Quick Start Guide - G30³ How to Video - Alembic Pot Still - Making the Wash and Preparing the Still My G40 sight glass doesn't always show the same measurement or appears to be off by a little bit - is something wrong with it? Video - Quick Overview of the G30 Graincoat