Maintenance
Parts Replacement Procedure
Formula Gun
Before performing maintenance on the dispense gun, follow Pressure Relief Procedure.
Notice
Due to the different
1.Read each procedure entirely before beginning and refer to the illustration views as needed.
2.Flush and clean all passages as they become accessible.
3.Clean all parts before assembly.
4.Replace all
5.Inspect all parts for wear or damage and replace as required with new GENUINE GlasCraft
REPLACEMENT PARTS from your authorized
GlasCraft Distributor.
6.Inspect all threads for wear or damage and replace as required.
7.Tighten all threaded parts securely, but not excessively, upon assembly.
8.
a.Swelling - coming in contact with solvent or oil from compressor.
b.Cut - sharp, unlubricated edge in gun head or handle.
c.Sticky - contaminated with oil, water, solvent, catalyst, resin or
d.Chaffing - dry sliding surfaces (needs lubrication).
9.Lightly lubricate all
10.Check all springs for resilience. They should return quickly to their original (new) length.
11.Clean the exterior of the Gun and Hoses with an appropriate, clean solvent and cloth or brush.
Hose Removal
1.Releive pressure (See page 19).
2.Remove resin Hose with an 11/16” wrench. (Hold delivery tube with an 11/16” wrench.)
3.Remove catalyst Hose with a 9/16” wrench. (Hold delivery tube with a 9/16” wrench.)
4.Remove solvent hose with a 5/8” wrench. (Hold delivery tube with a 9/16” wrench)
5.Remove all tubing lines by pushing in on the fitting and pulling the tubing out.
6.If optional fiberglass chopper is being used, remove the chopper air hose with a 11/16” wrench. (Hold the air hose inlet fitting with a 9/16” wrench)
Tape a clean polyethylene bag over the end of each 
Hose to prevent spillage and to keep clean.
Gun Service
Dispense Gun Component Service and Assembly Procedures
If Seal, P/N 
are removed from the Gun Body GlasCraft recommends that these parts always be replaced with NEW seals and
packing disks.
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