Maintenance - Fusion MMA PC Gun
48
3A9099A Operation, Repair, Parts
Inspect the Check Valves
, page 47, to remove residual
chemical.
3. Remove the Gun Fluid Manifold (12), see
, page 54. Leave air connected.
4. Shut off air.
5. Pry out check valves (26) at notch.
6. Slide filter (26d) off. Clean and inspect parts.
Thoroughly inspect o-rings (26f, 26g). If necessary,
remove screw (26b) and disassemble entire check
valve.
7. Reassemble check valves. Screw (26b) should be
flush (within 1/16 in. or 1.5 mm) of housing (26a)
surface. Liberally lubricate o-rings (26f, 26g) and
carefully reinstall in fluid housing.
8. Attach the Gun Fluid Manifold, see
, page 54. Connect air. Return gun to
service.
NOTICE
To prevent cross-contamination in the gun, do not
interchange A component and B component parts.
Cross-contamination can result in cured material in the
gun. Cured material may damage the sealing surfaces,
block fluid passages, and prevent gun function.
12
Damaged check o-rings (26f, 26g) may result in
external leakage. To avoid potential leakage and
serious injury from skin injection, replace any
damaged o-rings.