Thermo Scientific Dionex ICS-5000 Operator's Manual page 331

NOTE
3. Before installing the inlet and outlet check valves, rinse the bottom of the
check valve ports in the pump head with isopropyl alcohol and blow them
clean using a 0.2 micron filtered, canned air duster. Inspect the bottom of
each port for any particulate matter. If necessary, rinse and dry again until
they are clean.
4. Install the inlet check valve assembly on the bottom of the primary pump
head. Install the outlet check valve assembly on the top of the pump head.
5. Tighten the check valves fingertight, and then use the 1/2-inch wrench to
tighten an additional one-quarter to one-half turn.
Overtightening may damage the pump head and check valve housing
and crush the check valve seats.
6. Push the component mounting panel back into the enclosure. Close the
DP/SP door.
7. Press the
8. Reconnect the pump to the software by clicking Connected on the Pump
panel.
Doc. 065342-06 12/11
The pump cannot operate properly unless the car-
tridges are installed in their respective housings in the
correct orientation. Liquid enters through the check
valve in the large single hole and exits through the
small double holes.
POWER
button on the front of the DP/SP to turn on the pump.
9 • DP/SP Service
315