Agilent Technologies 1260 Infinity VL User Manual page 137

5 Using a 14 mm wrench loosen the active inlet valve and remove the valve
6 Using a pair of tweezers remove the valve cartridge from the actuator
7 Before inserting the new valve cartridge clean the area in the actuator
8 Insert a new cartridge into the actuator assembly (make sure the valve
9 Insert the new valve into the pump head. Using the 14 mm wrench turn the
10 Position the valve such that the solvent inlet tube connection points
11 Using the 14 mm wrench tighten the nut by turning the valve into its final
12 Reconnect the adapter at the active inlet valve.
13 Reconnect the solvent inlet tube to the adapter. Reconnect the active inlet
14 Reinstall the front cover.
15 Purge the system with 30 mL of solvent in order to achieve a low pressure
1260 Infinity QuatPump VL User Manual
from the pump head.
Figure 11 Active Inlet Valve Assembly
assembly.
assembly. Flush the cartridge area thoroughly with alcohol.
cartridge is completely inserted into the actuator assembly).
nut until it is hand tight.
towards the front.
position (not more than a quarter turn).
valve cable to the connector in the Z-panel.
ripple, see "Regular Priming"
Exchanging the Active Inlet Valve (AIV) or its Cartridge
on page 44.
9
Maintenance
137