Helmer Scientific Automatic Cell Washing System - UltraCW II
Operation Manual
360386/D
17
7
Preventive Maintenance
Maintenance tasks should be completed according to the following schedule. Refer to the service manual for more detail on the
various tasks.
Note
These are recommended minimum requirements. Regulations for your organization or physical conditions at your
organization may require maintenance items to be performed more frequently, or only by designated service personnel.
Table 4 . Preventive Maintenance Schedule
Task
Frequency
Daily
Weekly
Monthly
Annually
4 years
Inspect tubing and drain and clear obstructions if necessary.
ü
Inspect tubing connections and secure if necessary.
ü
Clean and dry interior after normal usage to prevent corrosion
and contamination.
ü
1)
Flush system with distilled water.
ü
(1)
Flush system with cleaning solution.
ü
Clean fill ports on the rotor.
ü
Check the saline volume setting and calibrate it if necessary.
Frequency varies by length of service.
ü
Check rotor speed and ensure within tolerance.
ü
Inspect rotor for wear, corrosion, and damage. Replace rotor if
these conditions exist.
ü
Replace rotor
ü
Inspect tube holders for wear and damage. Replace tube
holders if worn or damaged, or after they have been in use for
two years.
ü
Clean exterior.
ü
Replace supply and drain tubing.
ü
Replace tube holder inserts for 10 mm x 75 mm tubes.
ü
(1) Perform daily or if unit has been idle for 4 hours or more.
