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Repair
311321H 29
Clean Pattern Control Disc
1. Set safety stop to CLOSED (SERVICE).
2. Close both manual valves.
3. Turn off air to air cap.
4. Use cotton swab soaked in gun cleaner to
clean external surface of material build up.
Light scrubbing with impinger cleanout
brush may also be required.
a. Trigger gun to SERVICE position and
clean orifice area.
FIG. 30: Pattern Control Disc (PCD)
It is not always possible to clean all mate-
rial build-up from PCD while assembled to
gun. In this case, remove PCD and clean
inside radius of disc.
GX-7A Model Shown
Pattern Control
Disc (PCD)