Roche Diagnostics
Operator’s Manual · Version 3.1 C-19
Cedex Bio System 8 General maintenance
Maintenance actions
Replace water inlet filter
f Utilities > Maintenance > Replace Water Inlet Filter
The water inlet filter in the external water container removes particulate matter from
the water supply. You must replace this filter according to the maintenance action
schedule.
The water container is placed on the rack next to the Cedex Bio instrument.
Operator time Approximately 10 minutes.
Prerequisites None
Tools and materials required m Purified water
m Hypochlorite solution (0.6%)
m Tissues
m Water inlet filter
a To replace the water inlet filter
1
Select the maintenance action Replace Water Inlet Filter.
2
Press .
The maintenance definition screen is displayed.
3
Press .
4
Remove the tubing adapter from the water container.
5
Place the tubing adapter on a clean surface.
Make sure that you have read and understood section Safety information on page C-8.
The following warning messages in particular are relevant:
o Injury through working solutions on page C-8.
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