Roche Diagnostics
Operator’s Manual · Version 3.1 C-13
Cedex Bio System 8 General maintenance
Maintenance actions
6
Hold the assembly by the probe holder and clean the probe using a tissue
moistened with 70% ethyl alcohol.
Wipe from top to bottom several times.
7
Wipe the side of the probe holder that faces the level detection contact. Use a
tissue moistened with 70% ethyl alcohol.
8
Reinstall the probe holder with the probe.
Press the release button on the side of the probe holder carriage before you insert
the probe holder. Release the button when the holder is inserted.
Push down firmly until the release button latches on.
9
Fix the tube to the tubing clips.
10
Reinstall the transfer head cover.
Press down until the release buttons latch on.
11
Press .
The system automatically initializes the transfer head and performs the Prime
Fluid System maintenance action.
A message will inform you when the maintenance action is complete.
12
Press .
Probe damage and instrument malfunction due to inappropriate probe
handling
Applying unilateral side pressure on the probe can lead to its deformation and conse-
quently to instrument malfunction.
Make sure to apply equal pressure on both sides and to move exactly in the direction
of the probe when wiping it.
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