1290 Infinity II High-Speed Pumps User Manual 187
8Maintenance
Pump Head Maintenance (Tool Free)
7 Take care that the Seal Handling Device is seating flush
and press the wash seal into the seal holder.
The Seal Handling Device has a cavity to fit over the pins of
the seal wash tubings.
8 Repeat for the other seal holder.
9 Remove the seal holders from the pump chambers. 10 Lubricate the piston with isopropanol and place it into
the spring housing.