8Maintenance
Pump Head Maintenance (Tool Free)
1260 Infinity II Flexible Pump User Manual 188
9 Open the pump heads and remove the piston housings
from the pump chambers.
10 Remove the piston by pressing it out of the seal holder
with a finger.
11 Remove the seal holder from the spring housing. 12 Screw the pin of the Seal Handling Device into the
piston seal.
13 Pull out the Seal Handling Device with the piston seal in
a straight movement with only gentle force.
14 Repeat for the other pump chamber.