User manual

Bio-inert Quaternary Pump User Manual 113
Maintenance
9
Checking and Replacing the Solvent Filter
Checking and Replacing the Solvent Filter
A functional solvent filter is essential for a good pump performance and for
protecting the LC system.
See “Bottle Head Assembly” on page 148 for related parts.
1 Remove the solvent filter from the inlet filter adapter and replace it by a
new one.
When If solvent filter is blocked.
Parts required p/n Description
5041-2168 Solvent inlet filter, 20 µm pore size
CAUTION
Small particles can permanently block the capillaries and valves of the module.
Damage of the module.
➔ Always filter solvents.
➔ Never use the module without solvent inlet filter.
NOTE
If the filter is in good condition the solvent will freely drip out of the solvent tube
(hydrostatic pressure). If the solvent filter is partly blocked only very little solvent will drip
out of the solvent tube.