We Love Stained Glass!
David Gomm started building stained glass windows in 1983 and soon convinced Jeanne to join him in the art. They have become experts at many aspects of stained glass building, design and repair. Their website www.gsg-art.com has many tips and articles about stained glass, art in general and creativity.
This second step is titled, Tap Pieces in Place ..and actually it's all about preparing the glass for the repair You will need to tap the pieces into place and clean the panel, anything left will get encased in the epoxy.
Another part of the preparation is to tape small pieces of paper on the back of the panel to keep the back sealed. You don't want epoxy to run through onto your work surface. It may be a good idea to lay down wax paper beneath the glass to protect your work bench.