Bayer HealthCare Rapidlab 800 - Manual (Page 367)

4Ć79 Troubleshooting the System
Removing Obstructions from the Sample Entry Components
Use this procedure to remove obstructions from the sample entry components.
Perform the steps in sequence until you locate and remove the obstructions.
1. Stop the system from the Menu screen:
a. Select 2 Maintenance and press Enter .
b. Select 7 Stop System and press Enter .
BIOHAZARD: Refer to Appendix A, Protecting Yourself from Biohazards, for
recommended precautions when working with biohazardous materials.
2. Remove obstructions from the sample entry area:
a. Place a gauze pad in front of the sample port.
b. Turn the sample pump counterclockwise until the obstruction is ejected
onto the gauze pad.
3. Remove obstructions from the sample tubing:
a. Inspect the sample tubing for obstructions.
b. Remove the sample tubing.
c. Push a 0.558 mm (0.022-inch) diameter clot-removal line through the
sample tubing from back to front, opposite the direction of sample flow, as
shown in Figure 4-13.
d. Reinstall the sample tubing.
Figure 4Ć13.ā Removing Obstructions from the Sample Tubing
Clot-removal
Line
Sample Tubing
2
Menu Code
7