Gun Flush Box Operation - Graco HydroShield Instructions Manual

Operation
To purge purge manually: manually:
To To purge manually:
1. If using purge profile 0, the system must be
manually flushed. On the left side of the screen,
three icons appear that activate the dump, flush
material, and air inlet valves.
If a dump hose is connected,
2.
valve button:
This pushes all of the material in the system back
out the inlet, through the dump valve, and into a
waste or reclaim container.
3. After using the Manual Dump valve button or
if the dump line is not connected, activate the
Flush material button:
4. Trigger the gun to push all of the material in the
system out through the gun.
5. After the isolation fluid pump is empty, the system
lets in flush material and fills the pump. Once
the pump is full, it will pressurize and dispense
material out to the gun. Continue this process
until clean material exits the spray gun.
6. Press the Flush material button again to
deactivate it:
If desired, the system can be left loaded with
flush material.
7. Activate the Air button to push the remaining
flush material out to the spray gun:
Once the isolation fluid pump is empty, the
system allows air through it and out to the spray
gun.
8. Release the gun trigger once the system has
been sufficiently purged with air.
9. Follow the Pressure Relief Procedure, page
10. Engage the trigger lock.
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activate the Dump
31.
11. Align the spray tip tab with the groove in the air
cap. Install the tip.
12. Reinstall the air cap, tip guard, and retaining ring.
Gun Flush Gun Gun Flush Box Flush Box Box Operation Operation Operation
Opening and closing the gun flush box lid could
pinch or cut fingers or other body parts. Be careful
when pressing or releasing the latch knobs and
keep clear of the closing lid.
1. Stop spraying.
2. Follow the Fluid Voltage Discharge and
Grounding Procedure, page
3. Insert the gun into the gun holder inside the gun
flush box.
4. Press the two spring-loaded latch knobs inward
and close the gun flush box lid.
5. Verify that flush material is supplied to the system
and that the flush pressure is set appropriately.
6. Use the control interface to change to Prime
or Purge mode. The gun is automatically
triggered to flush the gun. The gun flush box
cannot operate unless the system is in either
Prime or Purge mode.
7. When the gun is sufficiently flushed, change to
Standby or Off mode.
8. Remove the gun from the gun flush box to
determine whether the gun is clean.
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