Human HumaStar 600, User Manual

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HumaStar 600 | User manual
116
8.5 Maintenance on Demand
The tasks below should be performed when instrument indicates the need of
corrective action, or when operation anomalies are encountered.
8.5.1 CUVETTE CHANGE
Before starting every automatic cycle, the instrument will check the cuvette
status. When following circumstances occur the system stops and the cuvettes
have to be changed:
A. When more than 15 cuvettes are out of the absorbance limit (given by the
manufacturer)
B. When the usage value of 25.000 is reached (Maintenance>Operations>Wear)
All cuvettes should be changed at the same time. To change cuvettes open the
Reaction Tray
Menu.
1. Press
Change
and a following pop up window will be displayed:
“Check the Front- and Back Tray box and press
Ok
.”
2. Remove the red and black covers from the front- and back reaction tray.
3. The reaction tray can be turned with the hand to remove all cuvettes.
4. Place new cuvettes and replace the black and the red cover.
5. When finished press
Ok
.
6. The cuvette water blank will be automatically started, when the tempera-
ture in the reaction try is reached. The number in the counter table (Wear)
will be reset to Zero.
FIGURE 113