Siemens ADVIA 2400, Operator'S Manual, Page: 120 / 200

120 ADVIA 2400 Operator’s Guide
Laboratories running the system more than 8 hours per day or running large numbers of
dialysis or urine samples are advised to perform this Weekly wash procedure
Daily
, in
place of the Shutdown wash procedure. The Weekly Wash is the same as the Daily
Shutdown Wash, except that a 5% solution of reagent probe wash 3 is substituted for
10% cuvette wash solution.
NOTES
The daily shutdown wash does not need to be performed on the day you perform the
weekly wash. When performing weekly maintenance, be sure to perform the procedures
in the following sequence:
1. Weekly wash (this procedure)
2. Lamp energy check
3. Cuvette blank measurement
For location of washes on the CTT and RTT trays, refer to Figure 5-14.
1. At the Operation Panel, select
Wash
.
2. Ensure the 10-mL tube at CTT position #49 contains a 5% solution of Reagent Probe
Wash 3, the cup at CTT position #15 contains ISE Detergent, and a 10-mL tube of
pure water is at CTT position #16
3. Ensure the bottle at RTT1 and RTT2 position #49 contains a 5% solution of Reagent
Probe Wash 3.
4. Ensure the bottle at RTT1 and RTT2 position #50 contains DI water.
NOTE:
At your laboratory’s discretion, you may use other positions for the washes
on each of the trays, but you must change the entries for the alternate positions in the
appropriate fields on the WASH Set window.
5. At the WASH Set window, define the WASH2 container positions as follows:
a.
Select
WASH2
.
b. Select 2 for Cycles (the default setting).
c. Type
49
in the CTT cup position 1st time field and 50 in the CTT cup position
2nd time field.
d. Type
49
in the RTT1 and RTT2 cup positions 1st time fields and
50
in the RTT1
and RTT2 cup positions 2nd time fields.
6. Select
Execute
.
7. After the wash, check the lamp energy and run the cell blank measurement test.
NOTE:
Perform the lamp energy check and cuvette blank measurement only once a week,
even if the weekly wash is run daily.