Agilent Technologies 1220 Infinity II LC User Manual page 258

11
Maintenance and Repair
Solvent Delivery System
3
Disconnect the solvent inlet tube from the inlet valve.
N O T E
Beware of leaking solvents due to hydrostatic
pressure.
5
Remove the capillary at the bottom of the pump head.
7
Remove the pump head from the pump drive.
258
4
Using a 1/4 inch wrench disconnect the pump outlet
capillary from the purge valve. Disconnect the waste
tube.
N O T E
Beware of leaking solvents due to hydrostatic
pressure.
6
Using a 4 mm hexagonal key, stepwise loosen the two
pump head screws.
1220 Infinity II LC System User Manual