Can’t locate your manual for the Nordson® ProBlue and/or DuraBlue™ glue melter?
Click here for electronic manuals.
If you are troubleshooting an issue and still are unable to locate the problem, please call Keystone for free technical assistance. 800-235-8090
Keystone Industries® also offers an ever-expanding collection of helpful resources on our website, including troubleshooting resources, videos, and articles that help you best maximize your investment in hot melt equipment.