Hach TitraLab User Manual page 31

Figure 13 Replace pump cassette
1 Remove the screws on the right and left of the housing
cover.
2 Remove the housing cover.
3 Press the ends of the gripper clamps together (with
pliers, for example) and slide the clamps down and off
the connectors.
Remove the tubes from the connectors.
4 Press in the catches on the right and left of the pump
cassette.
Remove the pump cassette from the shaft.
Maintenance
31