Add message about needing spare viton bands
From #451 (closed): Warn users to buy more than 3 o-rings as they often snap on insertion
Add a note to the BoM listing for viton bands that spares are required.
Edited by William Wadsworth
From #451 (closed): Warn users to buy more than 3 o-rings as they often snap on insertion
Add a note to the BoM listing for viton bands that spares are required.