Siemens ADVIA 2400 - Inspecting and Cleaning the Mixing Rods and Mixer Wash Cups

Maintenance 113
5. Check the alignment of the probe to the cuvette.
If the probe is not centered over the cuvette, call your local technical support
provider or distributor.
6. Close the User Maintenance window, then select
Yes when prompted.
7. At the Operation Panel, select
Initialize to return all probes to the home position
(over the wash cups).
8. Verify that the analyzer mode is READY, before performing any further actions.
Inspecting and cleaning the mixing rods and mixer wash cups
Materials required:
• Lint-free towel
• Deionized water
• Cotton-tipped applicators
Time: 5 minutes
Analyzer mode: READY
BIOHAZARD
Wear personal protective equipment.
Use universal precautions.
Figure 5-3. Mixing rods
1 Dilution Mixer
2 Reagent Mixer1
3 Reagent Mixer2
1. Visually inspect each mixing rod and mixer wash cup for cleanliness.
2. Clean any dirty mixing rods or wash cups to avoid contamination of the mixers,
which results in carryover:
a. With the instrument in the READY state, visually verify each mixing rod is at its
upper limit.
b. Using lint-free towels moistened with deionized water, wipe the mixing rod.
CAUTION
Do not use excessive force while cleaning, to avoid bending the mixing rods.
3. Inspect the mixing wash cups for cleanliness, then clean if dirty:
a. Pour deionized water into the mixer wash cup.