Graco ProMix PD3K Plus Operation page 69

NOTE: NOTE: NOTE: The solvent push feature is only available for Flow Mode fluid control systems with single outlet color change
valve configurations (see
in this way.
Solvent Solvent Solvent Push Push Push
Certain fluid stream configurations can benefit from switching from resin to solvent before concluding a mixing/spray
cycle. The solvent is dispensed directly behind the resin material and is used to push the resin material (and, as
a result, the mixed material) down the fluid path and to the spray device. The dispensed solvent comes at a cost
savings over the resin material and also provides a head start on the flushing of the pump and fluid lines before the
next color change.
The solvent push feature is available as an option for certain system configurations. See
Custom Valve Mapping, page
• The Fluid Fluid Control Fluid Control must be set to Flow Control
• The resin pump must use the Custom
• This configuration usually does not use a remote color change stack, so the Remote
to Disabled Disabled. Disabled
The following figure shows a typical MISO (multiple color in, single color out) configuration.
Figure 41 MISO Fluid Stream Configuration (for Solvent Push)
3A6287E
Custom Valve Mapping, page
84.
Flow Mode Flow Mode (see Mode
Custom Valve Custom Valve Mapping Valve Mapping option of Single Mapping
84). The check box is only visible if the system is configured
System Screen 7, page
Single Outlet Single Outlet Color Outlet
Setup Mode Screens
74).
Color Change Color Change. Change
Remote Color Remote Color Change Color Change must be set Change
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