Refilling - Teledyne D series Installation And Operation Manual

D Series Syringe Pumps
Section 6 Modifier Addition

6.3 Refilling

To refill the CO
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6-8
8. Open the outlet valves of both pumps if they are not open.
9. Press RUN.
10. When the pressure for Pump A is established, the message
"HOLD: PRESS RUN" will be displayed.
11. Open the extractor inlet valves.
12. The message "EQUILIBRATE" will be displayed on the
controller screen. If the controller does not display
"EQUILIBRATE," press RUN. While this message is dis-
played, no modifier will be delivered.
13. Immediately open the extractant outlet valve(s).
Note
Flow MUST be established through the system at or before the
time "EQUILIBRATE" is displayed. To properly equilibrate the
pumps, they must be delivering fluid.
14. Once the message R
delivered at the selected rate.
Once your modifier addition system is running, you will occa-
sionally need to refill the pumps. The system must be stopped
while the pumps are refilling. Pump A, the "CO
refilled simply by designating the pump to be refilled and then
pressing REFILL (refer to instructions below). Pump B, "the
modifier pump", may also be refilled in this manner. However, if
you wish to ensure that air is purged from pump B, it must be
placed under independent control before refilling. Once under
independent control, the pump will run until 5-10 ml of modifier
are delivered back to the source (see refilling pump B below).
pump 1. Press STOP.
2. Close the outlet valves of both pumps.
3. Press REFILL, and press A to designate pump A.
4. As soon as the pump pressure drops below the known tank
pressure, open the tank supply valve and the pump A inlet
valve.
5. After pump A has refilled, the message
be displayed on the controller front panel. Wait 15 seconds
before closing the tank supply valve and the pump A inlet
valve.
6. Open the outlet valves of both pumps.
7. Press RUN.
8. When A pressure is established, the message HOLD:
PRESS RUN will be displayed.
9. Open the extractor inlet valves.
10. The message EQUILIBRATE will be displayed on the con-
troller screen. If the controller does not display EQUILI-
BRATE, press RUN. While this message is displayed, no
modifier will be delivered.
is displayed, modifier will be
UNNING
" pump, may be
2
CYLINDER FULL
will