Siemens Hematek Operating Manual page 62

3. Push the operating lever down to the position.
UNLOCK
4. Disconnect each pump tube from its cannula and from the recessed nipple located in
the wall in front of the pumps.
Figure 6-8. Removing Tubing from Cannula
Figure 6-9. Removing Tubing from Nipple
Page 6—8, Section 6: Minor Replacements and Adjustments