Graco 234614, Operation

Page: 21 / 38

Flushing
310665E 21
11.
Ensure shutoff valve G
B
is open. Open sampling
valve H
B
slowly. Pump B will run for 12 cycles, then
stop. Restart as needed. When clean solvent flows
from sampling valve H
B
, close valve.
12.
Trigger gun into grounded pail. Dispense about 1
pint (500 cc) of material, then press .
13.
Open solvent purge valve J
B
. Turn on solvent pump.
14.
Trigger gun into a grounded pail. Dispense about 1
quart (1000 cc) of material.
15.
Open solvent purge valve J
A
. Trigger gun into
grounded pail and flush until clean solvent flows
from gun.
16.
Close solvent purge valves J
A
and J
B
.
17.
Follow Pressure Relief Procedure , page 14, and
remove gun from hose. See gun manual to further
clean gun.
10.
Turn function knob to B . Press .
If the pump does not start when you trigger the
gun, increase the air pressure by 10 psi (69 kPa,
0.7 bar) increments; to avoid splashing, do not
exceed 70 psi (483 kPa, 4.8 bar). If the pump still
does not start, the solvent may have caused your
packings to swell and it is recommended you use
Tuff Stack
™
Packing Kit.
H
B
A B
J
B
Some materials require additional cleaning. You
may need to circulate solvent through the system.
A B
J
B
J
A
A B
J
B
J
A