Graco HydroShield Instructions Manual page 55

Solenoids
Solenoids Solenoids
Electrical to pneumatic actuators that drive system
activity.
Shuttle Down: Down: Drives the isolation valve down and
• Shuttle Shuttle Down:
open for filling.
• Shuttle Shuttle Shuttle Up: Up: Drives the isolation valve up and Up:
closed for isolating the charged fluid.
Shuttle Eject: Eject: From the down position, ejects the
• Shuttle Shuttle Eject:
isolation valve up from the seat.
• Shuttle Shuttle Fluid Shuttle Fluid In: Fluid In: Opens the fluid valve near the In:
system fluid inlet.
Pump Fluid Fluid In: In: Opens the fluid valve near the
• Pump Pump Fluid In:
isolation fluid pump fluid inlet when it is present.
This fluid valve is not present in standard systems.
Purchase a conversion kit to replace a spring
check valve with a pneumatically activated fluid
inlet valve.
• Pump Pump Pump Pressure: Pressure: Activates the air pressure to the Pressure:
isolation fluid pump.
Ground Rod: Rod: Activates (raises) the ground rod to
• Ground Ground Rod:
allow the system to build a charge.
• Gun Gun Flush Gun Flush Flush Box: Box: Activates the gun trigger in the Box:
gun flush box.
System Status: Status: Indicates to the system that it is
• System System Status:
okay to spray.
3A7370C
Status Screen Status Status Screen Screen 2 2 2
Status screen 2 displays the current status of the
solenoids that drive activity for the color change
valves.
The screen lists the solenoid valve number and the
function of the valve. A checked box indicates that
the solenoid is activated.
Solenoid Solenoid Valve Solenoid Valve Valve Description Description Description
/ / / Function Function
Function
1 / Air Solenoid 1 controls the air valve
(default).
10 / Flush Solenoid 10 controls the flush
valve (default).
2 / Dump Solenoid 2 controls the dump
valve (default).
Valves 3–9 and Solenoids 3–9 and 11–18 control
11–18 / Color 1 valves for color material 1–15.
through 15
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