Graco 312359J Paint Sprayer User Manual


 
Appendix A
312359J 71
Park Mode
Users must be in this mode to park fluid rod pumps at
the bottom of the stroke. Press the button below the
park icon to enter this mode.
Ratio Mode
Displays the current ratio or the restrictor screen. To
access this screen, press The bar graph indi-
cates whether the B restriction adjustment should be
turned clockwise or counter clockwise. See Adjust B
Machine Outlet Restriction, page 33.
NOTE: If the field is enabled on the Enable
Setup screen, the Spray Mode screen will be replaced
by the bar graph screen after 10 seconds of spray time.
Press to return to the Spray Mode screen.
Restrictor Screen
Test Screens
Test screens enable users to run batch dispense tests,
pump tests, and down stream valve leak tests.
Pump Test
This screen enables users to dispense a fixed 750 ml
volume of material from each pump. When the pump is
active it flashes in black on the screen. When the pump
completes dispensing it displays gray on the screen.
Confirm Pump Test
This screen displays when the pump test completes
without error. This screen displays the target volume of
material dispensed into each beaker from each pump.
Icon Function
Display Ratio: show the accuracy of the
fluid mix ratio.
Display Restrictor Adjust: Adjust the restric-
tor to optimize the mix ratio.
At the maximum fluid flow, the bar
should be in the center.
At less than maximum flow, the bar
should be on the right side.
Icon Function
Pump Test: dispenses 750cc of each A and
B; verifies pump selection, operation, and
metering.
Batch Dispense: dispenses proportioned
amounts of A and B with a selectable total.
Down Stream Valve Leak Test: test if valves
after the dosing valves hold pressure.