Graco 309518P Washer User Manual


 
Pneumatic Schematic
30 309518P
Pneumatic Schematic
FIG. 24
King Motor A
King Motor B
Pump A Pilot
Pump
B Pilot
Gauge
90/110 psi 0.6/0.8
MPa, 6.2/8 bar)
Relief Valve
Air Regulator
110 psi
(0.8 MPa,
8 bar) Relief
Valve
Gauge
3/8 in. Air Reg.
Auto Drain
5 micron
100 psi (0.7
MPa, 7 bar)
To Manifold
3/8 in. tube
3/4 in. Air Filter
Auto Drain
20 micron
3/4 in. Ball Valve
bleed type
Alternator Air
Regulator
26 psi (79 kPa, 1.8 bar)
Relief Valve
To Pump
B Pilot
3-way valve
To Pump
A Pilot
3-way valve
12 VDC
Turbine / Power Supply
Solenoid
Position 3
12 VDC
Solenoid
Position 4
12 VDC
Solenoid
Position 2
12 VDC
Position 1
Solenoid
Manifold
Air Supply
Air
Exhaust
A
Cl
o
s
e
5
/
3
2
i
n
.
A
O
p
e
n
B
C
l
o
s
e
5
/
3
2
i
n
.
B
O
p
e
n
A Metering
Valve
B Metering
Valve
1/2 in. x 24 in. long
501
79
524
518
503
8
306e
306t
304