152 1260 Infinity Binary Pump User Manual
10 Maintenance
Overview of Maintenance and Simple Repairs
Overview of Maintenance and Simple Repairs
Figure 23 on page 152 shows the main user accessible assemblies of the
binary pump. The pump heads and its parts require normal maintenance
(for example, seal exchange) and can be accessed from the front (simple
repairs). Replacement of valve cartridges or filters don’t require to remove
the pump from the system stack.
Figure 23 Overview of Maintenance and Simple Repairs
Purge valve
Active inlet valve
Solvent selection valve
Pump head
Outlet valve
1Purge valve, see “Exchanging the Purge Valve Frit or the Purge Valve” on page 154
2 Outlet valve, see “Exchanging the Outlet Valve” on page 173
3 Active inlet valve, see “Exchanging the Active Inlet Valve (AIV) or its Cartridge” on
page 170
4 Pump head, see “Removing the Pump Head Assembly” on page 157
5 Solvent selection valve, see “Installation of the Solvent Selection Valve Upgrade Kit” on
page 175
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