136 Agilent 1290 Infinity II Flexible Pump User Manual
7 Maintenance
Replace the High Pressure Outlet Filter or Filter Frit
Replace the High Pressure Outlet Filter or Filter Frit
When For removing blockages and leaks in the high pressure filter assembly. The outlet filter should be
replaced as required depending on the system usage. Other parts are covered by the Agilent
Preventive Maintenance (PM) Service.
Tools required p/n Description
8710-0510 Wrench open 1/4 — 5/16 inch
8710-1924 Wrench open 14 mm
Tor q ue w r e nch
Torque wrench head, 14 mm for torque wrench
Parts required p/n Description
G4204-60004 Outlet filter 1290 Infinity Quaternary Pump
5067-5716 Frit for 1290 pump outlet filter 2/pk
1 Remove the capillary from the high pressure outlet filter
to the pressure sensor (1) and from the high pressure
outlet filter to the Multipurpose valve (2).
2 Remove the high pressure outlet filter from the filter
holder .
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