Graco HFRL, Руководство по установке и эксплуатации

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Appendix H- Circulation
112 3A2175Z
When this feature is turned ON, navigate to the appro -
priate dispense mode (shot or operator), as shown
below. If sequence mode is desired, navigate to either
shot or operator mode before starting to make sure the
state of the circulation valves is correct. Select the cor -
rect recipe (shot mode) or flow rate (operator mode) for
dispensing.
The system can be put into Recirculation mode by
either using a gateway module, or by pressing the
“ ” soft key.
If necessary, the user can alter the circulation flow rate
by pressing the “
” key, then entering the desired
flow rate. If operating in sequence mode, select the
mode at this time, then select the correct sequence and
position for dispense.
Start the circulation process by pressing the footswitch
(tap once or twice if in shot mode and the “2X Trigger
for Dispense” feature is ON). Once in circulation, the
system is ready to dispense and the screen will appear
similar to the screen shown below.
To trigger or start a dispense, tap the footswitch (once
or twice) to transition and start a dispense automatically
without stopping the pumps. The pumps may reverse
prior to the dispense depending upon the pump posi -
tion when the shot request is received.
F
IG
. 36: Shot Mode with Automatic Circulation
Feature ON
F
IG
. 37: Shot Mode with System in Circulation
Configuration
F
IG
. 38: Shot Mode with System Circulating Material
F
IG
. 39: Shot Mode Dispense after Automatic
Circulation Transition