Graco 309535L Mixer User Manual


 
Overview
309535L 9
Air Controls
A. Main air shutoff valve (bleed-type) to shutoff all
air to Xtreme Mix (including controller power)
B. Supply air pressure gauge to monitor air pressure
to Xtreme Mix
C. Pump air pressure regulator with gauge to adjust
and monitor pump air pressure
Solenoid Module
There are 4 solenoids inside the controller.
Fluid Controls
D. Sampling valves A and B to batch dispense or test
pumps
E. Shutoff valves A and B to shutoff fluid A or B from
entering the fluid manifold
A minimum air pressure supply of 50 psi (0.35
MPa, 3.5 bar) must be maintained for the Xtreme
Mix to operate properly.
Push in regulator knob to lock setting. Be careful
when pulling knob out to change setting as knob
is removable. To reinstall, push knob to snap into
place.
F
IG. 2
I
O
PSI
Bar
MPa
PSI
Bar
MPa
BA
B
A
0
A
B
C
FIG. 3
Solenoid ON/OFF for:
1 Metering valve A
2 Metering valve B
3 Pilot valve A - turns pump A ON/OFF
4 Pilot valve B - turns pump B ON/OFF
There are 2 metering valves, one for fluid A (F1)
and one for fluid B (F2). The metering valves are
turned on and off by solenoids 1 and 2.
F
IG. 4
1
2
3
4
D
E
F2
B Side
D
E
A Side
F1
AB
ti2249a