Prime/Flush - Graco xtreme Instruction Manual

Prime/Flush

Prime/Flush
1. Follow Pressure Relief Procedure, page 13.
2. Remove tip and tip guard from gun.
3. Flushing only: If desired, remove built-in fluid filter
(present on some models). Reinstall filter cap after
removing fluid filter.
4. Place suction tube in a compatible fluid (if priming)
or solvent (if flushing).
Zinc sprayers only: Place return tube in a compati-
ble fluid (if priming) or solvent (if flushing). Open
return line valve.
5. Turn regulator adjustment knob (G) counterclock-
wise until it stops, and gauge (E) reads zero.
G
-
6. Open bleed type master air valve (B).
Zinc sprayers only: When clean solvent or fluid flows
from return tube, close return line valve. Pump will
stall.
14
7. Prime or flush hose and gun:
a. Disengage gun trigger lock.
b. Trigger gun into grounded pail until a steady
stream comes from gun. If flushing, trigger gun
for 10-15 seconds.
NOTE: If using an AA gun, increase air pressure
by turning gun regulator clockwise.
c. Engage trigger lock.
E
8. If priming, equipment is now ready to spray; go to
Spray, page 16.
If flushing, proceed with step 9.
B
TI5048a
TI8727a
311164M