Graco 309535L Mixer User Manual


 
Flushing
16 309535L
7. Engage trigger lock. Press Stop to turn off pro-
portioner.
8. Follow Pressure Relief Procedure, page 10.
Full System Flushing
3. Turn up air regulator. Pump A and B reservoirs
empty, salvaging the material in separate, clean
containers.
4. Add solvent to A and B reservoirs.
5. Close sampling valves. Set air regulator to 50 psi
(345 kPa, 3.4 bar).
7. Open sampling valve A. Pump material through
sampling valve A until clean, then press Stop .
5. Turn knob to pump A . Press Start . Slowly
turn up air regulator until pump A starts.
6. Disengage trigger lock and trigger gun into a
grounded pail until clean solvent dispenses.
1. Follow Pressure Relief Procedure, page 10.
Engage trigger lock. Turn off air regulator and close
main air shutoff valve. Remove spray tip and soak in
solvent.
A
I
O
PSI
Bar
MPa
PSI
Bar
MPa
BA
B
A
0
A
ti1950a
ti1953a
TI1948A
I
O
PSI
Bar
MPa
PSI
Bar
MPa
ti1949a
2. Place beakers under fluid sampling valves. Open
main air shutoff valve. Open fluid sampling valves A
and B.
6. Turn knob to pump A . Press Start .
When run independently (set to or ), the
pump runs for 12 cycles, then stops.
Press Start and Stop as needed to clean.
If the pump does not start when you open the sam-
pling valve, 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 244900.
AB
Close
Close
Open
Open
I
O
PSI
Bar
MPa
PSI
Bar
MPa
A
I
O
PSI
Bar
MPa
PSI
Bar
MPa
BA
B
A
0
A
A B