124 1260 Infinity QuatPump VL User Manual
9 Maintenance
Maintenance of a Pump Head with Seal Wash Option
Maintenance of a Pump Head with Seal Wash Option
For a complete list of pump head parts, please see “Pump Head Assembly with
Seal Wash” on page 142.
Tools required p/n Description
8710-2392 Hex key 4 mm15 cm long T-handle
Parts required # p/n Description
1 01018-23702 Insert tool
1 0905-1175 Wash seal (PTFE)
1 5062-2484 Gasket, seal wash (pack of 6)
1 5063-6589 Piston seal PTFE, carbon filled, black (pack of 2), default
OR 1 0905-1420 PE seals (pack of 2)
1 5063-6586 Sapphire piston
Preparations • Switch off pump at the main power switch
• Remove the front cover
• Use an optional solvent shutoff valve or lift up solvent filters for avoiding leakages
• Remove the pump head, see “Removing the Pump Head Assembly” on page 119
• Remove the wash solvent tubings from the support ring inlet and outlet