Graco 238588 Manual page 15

a. Place drain tube in a grounded waste pail.
Open drain/purge valve (J) by slightly rotating
counterclockwise.
b. Start the pump by rotating the air regulator
adjustment knob (G) clockwise until pump
begins to move.
3A9126A
J
10. Prime hose and gun:
a. Disengage gun trigger lock. Hold the metal part
of the gun against a grounded metal pail.
b. Trigger gun, slowly open air regulator
adjustment knob (G) until pump beings to cycle
and a steady stream comes from gun. Trigger
gun for 10-15 seconds.
c. Engage trigger lock.
d. The equipment is now ready to spray; proceed
to the Spray, page 16.
Prime
15