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Maintaining the System
Materials required:
S 10% solution of household bleach
NOTE: Dilute household bleach (5.25% sodium hypochlorite) 1:10 with reagent
quality water.
S reagent water
S lint-free swabs
BIOHAZARD: Refer to Appendix A, Protecting Yourself from Biohazards, for
recommended precautions when working with biohazardous materials.
1. Stop the system from the Menu screen:
a. Select
2 Maintenance and press Enter.
b. Select 7 Stop System and press Enter.
2. Pull off the sample door as shown in Figure 3-35.
3. Grasp the tab on the retainer ring and firmly pull the tab toward you to rotate
the ring.
4. Grasp the sample port and attached drip tray and pull it off the mount as
shown in Figure 3-35.
WARNING
Wear safety glasses, gloves, and a laboratory coat when handling
bleach.
5. Clean any deposits on the sample port, the drip tray, and the mount with a
lint-free swab moistened with a 10% solution of household bleach.
6. Rinse the sample port and drip tray and the mount with reagent water.
2
Menu Code
7