Graco HydroShield WABH00, Инструкция - Каталог запасных частей

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Troubleshooting
Problem Problem
Problem
Diagnosis Diagnosis
Diagnosis
Solution Solution Solution
Spray
The system thinks the gun is
triggered or electrostatics are
being requested. Either the PT
input or the ES input is active. Make sure that both the paint
trigger signal and the ES request
signal are inactive.
The Do Not Fill button is
activated.
Deactivate the Do Not Fill button
on the Home Screen. See
Home Screen, page 45 .
The system is in the wrong mode. Change to Spray mode.
The Fill Start Delay setting is long. Change the Fill Start Delay
value as described in
System Screen, page 66 .
The isolation valve does not travel
or engage. Test the isolation valve and travel.
See
Maintenance 3: Shuttle Valve
Resets and Test, page 60 .
Max Fill setting or Start Fill setting
is not accurate. Adjust Max Fill and Start Fill
settings, as described in
Pump
Screen 1: Pump Volume, page 54 .
Inlet valve is off or stuck. Test valve using Main-
tenance screen 4. See
Maintenance 4: Fluid Valve
Resets and Test, page 61
.
Service the solenoid valve or
the fluid valve. See
Replace a
Solenoid Valve, page 106 .
The isolation valve is blocked.
See Service the Isolation Valve,
page 91 .
The system does not fill.
The check valve is blocked. See Service the Isolation Valve,
page 91 .
The Fill Start Delay setting is long. Change the Fill Start Delay
value as described in
System Screen, page 66 .
Low incoming fluid pressure. Check incoming fluid pressure
during the fill. Limit fluid pressure
drop in the supply during fill by
limiting supply hose length or
increasing supply hose diameters.
Turn the fluid pressure up as high
as possible without exceeding the
maximum limit: 100 psi (0.7 MPa,
7.0 bar).
System is slow to fill.
Material viscosity is high. Manage incoming material
viscosity.
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