Roche Diagnostics
Operatorโs Manual ยท Version 3.1 C-21
Cedex Bio System 8 General maintenance
Maintenance actions
Clean and disinfect housing
f Utilities > Maintenance > Clean Housing
You must clean the housing regularly to ensure that contaminants do not build up
and affect the efficiency of the instrument as a measuring system.
Operator time Approximately 10 minutes.
Prerequisites Instrument is switched off.
Tools and materials required m Ethyl alcohol
m Tissues
a To clean the housing
1
Make sure the system is in Standby status.
2
Shut down the system and switch off the instrument.
3
Wipe all the outside of the instrument with alcoholic cleansing tissues.
4
Open the main cover and the right service flap.
5
Wipe all the inside of the cover and flap with alcoholic cleansing tissues.
6
Close the right service flap and then the main cover.
7
Push the transfer head to the rightmost position.
8
Open the main cover and the left service flap.
9
Wipe all the inside of the flap with alcoholic cleansing tissues.
10
Close the left service flap and the main cover.
11
Push the transfer head to its home position.
12
Remove the transfer head cover.
(Press the release buttons on both sides and lift.)
13
Wipe all the inside of the cover with alcoholic cleansing tissues.
14
Reinstall the transfer head cover.
(Push down until the release buttons latch on.)
15
Remove the left and right side panels.
16
Wipe the panels with alcoholic cleansing tissues.
17
Reinstall the left and right side panels.
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.
o Infection by biohazardous materials on page C-8.
o To find out what steps are required, you can choose Utilities > Maintenance >
Clean Housing and then press . (The maintenance definition screen is dis-
played.)
o Do not press
at this stage. You do this only when you have completed the main-
tenance action. Instead, press to close the screen.