Siemens Hematek, Operating Manual, Page: 27 / 98

99E44889 Rev. D Section 2: Installation, Page 2—7
3. Push the operating lever down to the
UNLOCK
position.
4. Extend each new tube to its respective pump (in numerical order from right to left)
and thread the end of the tubing into the hole in the pump arm.
5. Push the thumb tab on the pump arm to the extreme left and push the tubing through
until the plastic cuff is flush against the pump arm.
Figure 2-3. Threading Tubing through Pump Assembly
NOTE:
If you encounter difficulty in threading the tubing through the pump housing, lift the
operating lever to
PRIME
for just a few seconds. This will cause the rollers inside the
pump housing to rotate slightly and relieve the interference. Then return the operating
lever to the
UNLOCK
position.
6. Release the pump arm.
7. Repeat steps 4 and 5 for the other two pumps.