Flowcell Wash - Siemens ADVIA 2120 Operator's Manual

NOTE
Clean one vent line or chamber at a time.
1. Remove the tubing from the overflow bottle that leads to the vent of the
pathway or chamber that you want to clean. Or, if there is no overflow tube
installed, attach a 12-inch (300.5-mm), 0.081-ID piece of tubing to the vent.
2. Put the free end of the tube into a beaker of 25% solution of household
bleach and water.
IMPORTANT
You must use EZ KLEEN when cleaning the perox vacuum shuttle chamber
and perox vent line.
3. Open the valve that will create a vacuum to aspirate the bleach solution from
the beaker through the vent line and chamber to the main waste line at the
bottom of the UFC block.
To open a valve, at the Utilities menu, select the
Valves
The appropriate valves are:
Baso chamber - open V13
Perox vacuum shuttle chamber - open V18 and V17
Retic chamber - open V65
RBC chamber - open V10
RBC/baso/retic vacuum shuttle chamber - open V22 and V21
Hemoglobin chamber - open V36
4. Allow alternate segments of household bleach solution and air to run through
the line and the chamber until they are clean.
5. Immerse the free end of the tube into a beaker of deionized water to rinse the
line and chamber.
6. Remove the tube from the beaker and close the valve.
7. Exit the
8. Replace the tube into the overflow bottle, or if it was not an overflow tube,
remove it from the vent opening.
9. At the Startup window, select
counts are acceptable.
10. Run controls and verify that the results are within specifications.

Flowcell Wash

This function flushes a clogged flowcell and is available from the
Functions
To wash the perox flowcell, use EZ KLEEN.
5-10
from the list on the left. Select the appropriate valves.
.
Exerciser
tab.
Exerciser
Refresh . Repeat Refresh
tab. Select
until the background
Hydraulic
Troubleshooting the Analyzer