9-32
CELL-DYN
®
3200 System Operator’s Manual
9140181H—October 2001
Service and Maintenance
Nonscheduled Maintenance Procedures
Section 9
Procedure
1. Pull the Tower Cover up and off the instrument (Tower Door on the CS model
must be open).
2. In the
MAIN MENU
, press
[SPECIAL PROTOCOLS]
followed by
[CLEAN/RES
SHEAR VAL
@DQG
[CLEAN SHEAR VAL]
This prepares the Shear Valve for
removal and puts the Analyzer into the
NOT READY
mode.
3. Place a clean gauze pad on the shelf in front of the Shear Valve.
4. Turn the Shear Valve Retaining Screw counterclockwise until it can be
removed. (Refer to Figure 9.10.)
5. Pull the front section forward until it is free of the mounting arm. Place the
front section with its attached tubes on the clean gauze pad.
6. Pull the center section forward until it is free of the mounting arm. Keep the
rear section in place.
NOTE:
Be careful to keep a firm grip on the center section, as it is not
attached to the front or back sections and it may break or crack if
dropped.
7. Place the center section in a container of warm water and allow it to soak for
the remainder of the cleaning procedure.
NOTE:
Do not soak the center section in bleach because the bleach may
damage the ceramic.
8. Clean the mounting arm with a DYN-A-WIPE
(or other lint-free pad)
dampened with warm water to remove any blood or residue. Wipe the guide
dry.
9. Pull out the rear section of the Shear Valve and wipe the inner surface with a
DYN-A-WIPE
(or other lint-free pad) dampened with warm water. Use care
to avoid scratching the inner surface. Do Not Dry.
NOTE:
Hold the section by the edges to avoid getting fingerprints on the
inner surface.
10. Align the lock notch of the rear section with the mounting guide. Carefully
slide this section back onto the mounting arm as far as it will go. Avoid
crimping any of the attached tubing.
11. Remove the center section from the warm water. Do Not Dry.
12. Place the center section aside on a clean gauze. Use care to avoid scratching
the surfaces.
13. View each surface under reflective light to confirm that it is clean, and free
of lint and fingerprints.