Agilent Technologies 1200 Series Reference Manual page 101

6 Insert the new valve into the pump head. Using the 14 mm wrench turn the
7 Position the valve so that the solvent inlet tube connection points towards
8 Using the 14 mm wrench tighten the nut by turning the valve in its final
9 Reconnect the adapter at the active inlet valve.
10 Reconnect the solvent inlet tube to the adapter. Reconnect the active inlet
11 Reinstall the front cover.
After an exchange of the valve it may take several ml of pumping with the solvent used in
N O T E
the current application, before the flow stabilizes at a %-ripple as low as it used to be when
the system was still working properly.
1200 Series QP Reference Manual
nut until it is hand tight.
the front.
position (not more than a quarter turn).
valve cable to the connector in the Z-panel.
Repairing the Pump
101
4