User manual

120 Bio-inert Quaternary Pump User Manual
9 Maintenance
Exchanging the Purge Valve Frit or the Purge Valve
1
Using a 1/4 inch wrench disconnect the pump outlet
capillary from the purge valve. Disconnect the waste tube.
Beware of leaking solvents due to hydrostatic pressure.
2 Using the 14 mm wrench unscrew the purge valve and
remove it.
3 Remove the seal cap from the purge valve. 4 Using a pair of tweezers or a toothpick remove the frit.