1290 Infinity Quaternary Pump User Manual 163
Maintenance
9
Disassembling the Primary Pump Head
9
To remove wear, use isopropanol.
10 To clean the piston and the pump head sufrace, use the
ultra fine abrasive mesh (p/n 8660-0852).
11 To dry the pump head and to remove residues, use
pressurized air ((1), (2) and (3)).
12 If the wash seal shall be replaced by a new one, use the
steel side of the insert tool for removing it.