Roche Diagnostics
Operator’s Manual · Version 3.4 D-27
Cedex Bio analyzer 9 General maintenance
Maintenance actions
13
Press to accept the results.
14
Remove the used cuvettes or replace them with empty ones.
Initialize degasser fluid sensor
f Utilities > Maintenance > Initialize Degasser Fluid Sensor
The degasser fluid sensor checks whether there is air in the water supply to the
syringe assembly. Air in the water supply may lead to inaccurate pipetting and
ultimately to incorrect results. Therefore, the sensor needs to be initialized to ensure
its proper functioning.
Operator time Approximately 5 minutes.
Prerequisites The system must be in Standby status.
All covers must be closed.
Tools and materials required m Full external water container
m Clean cloth
a To initialize the degasser fluid sensor
1
Make sure that all covers on the analyzer are closed.
2
Choose Utilities > Maintenance > Initialize Degasser Fluid Sensor.
An instructions screen is displayed.
3
Press .
The maintenance definition screen is displayed.
4
Check whether the tube connecting the external water container with the analyzer
is full of water or contains air bubbles.
If at this stage, you press , the results are not stored and the maintenance action
is deemed not performed.
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