3M makes quality products their products last many years, occasionally you have to give them a little TLC. We wanted to make things a bit easier for you and highlight the most common spare parts for 3M hot melt applicators. We have been selling these products for quite some time and have started to get a good feeling on which parts are the most common. Generally, the Scotch-Weld PG II pneumatic glue gun needs the most help. However, in the PG II glue gun's defense these generally are in high volume and harsh industrial environments.
Top 5 3M Hot Melt Applicator Spare Parts
9223 Valve Assembly - For Scotch-Weld PG II
The most common spare part bought and needed for the PG II. It doesn't get much more basic than this. This kit includes the nozzle tip and nozzle valve.
9209 Thermostat / TCO Kit - For Scotch-Weld PG II
When the thermostat goes out, there isn't anything you can do till you get it replaced. We find companies with multiple units like to keep one of these on hand to reduce down time.
9204 Regulator Kit - For Scotch-Weld PG II
Regulates the air pressure of your PG II this part does sometimes give people problems. If you have more than a couple PG II pneumatic glue guns in operation keep one of these on hand.
9238 Feeder Kit - For Scotch-Weld TC or LT
The number one thing to go wrong on your TC or LT glue gun. If the feeder isn't working properly it's hard to get anything done.
9787 Transport Mechanism Kit - For Scotch-Weld EC
It's hard to get anything done if the glue stick isn't feeding into your EC glue gun properly.
9786 Stroke Adjuster Kit - For Scotch-Weld EC
The piece that allows you to adjust how much adhesive you get per squeeze.
9203 Heat Shield Kit- For Scotch-Weld PG II
It's an easy repair, the heat shield commonly gets the grunt of things in an industrial environment.