Siemens ADVIA 2400, Operator'S Manual, Page: 136 / 200

136 ADVIA 2400 Operator’s Guide
1. At the Menu Panel, select Maint . , then select ISE Operation.
2. Remove the Na, K, Cl, and Ref electrodes and install the dummy electrode.
3. Install the dummy electrode (
2
) in place of the 4 electrodes removed in step 2.
4. Secure the dummy electrode in place by positioning the retaining bracket (
3
) over the
electrode, then tightening the thumbscrew (
4
).
Figure 5-23. Replacing the electrodes with a dummy electrode
WARNING
ISE detergent is a sodium hypochlorite solution. When handling bleach, wear
protective clothing, gloves, and safety glasses. It is harmful if swallowed and may
cause eye or skin irritation. In case of skin or eye contact, flush with large amounts
of water.
5. Remove the cap (
1
) from the dummy electrode and pour approximately 5 mL of ISE
detergent solution into the dummy electrode.
CAUTION
Be sure to tighten the cap on the dummy electrode. If the cap is loose or defective,
the ISE detergent solution may leak into the module and cause damage.
6. Replace and tighten the cap.
7. At the ISE Operation window, select
Execute (STEP-1)
.
The message "Line Wash 1 Running" and the approximate amount of time remaining
displays. You cannot stop this operation. If you must stop, press the SYSTEM STOP
button on the analyzer display panel.
This step takes about 17 minutes.