Removing D-Gun Valving Rod: Cleaning your Gusmer D-Gun Part 6 Announcements / Foam Insulation News Posted by Admin on Sep 04, 2006 - 12:04 PM Removing the D-Gun Valving Rod is a crucial step best accomplished with the air on and available to the trigger.   If the rod is stuck a few good pushes on the rod assembly will extricate the stuck rod from the mixing module if lubricated liberally with glycolic either.  DO NOT trigger unless you have the back of the valving rod covered. This article comes from Canada Foam Insulation   http://www.foam-insulation.ca/ The URL for this story is:   http://www.foam-insulation.ca/modules.php?op=modload&name=News&file=article&sid=23