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Roche cobas b 221 system User Manual

Roche cobas b 221 system
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Roche Diagnostics May 2009
B-82 Service Manual · Version 9.0
4 Components cobas b 221 system
Val ve s
1
Switch off the cobas b 221 system.
e
Please pay attention to Shutdown on page B-19.
2
Remove the top cover and T&D cover of the cobas b 221 system.
3
Rotate the T&D lock on the T&D module 90 degrees to the right
e
For details, see Figure B-4 on page B-22.
4
Carefully pull the sample inlet path out to the right and remove it.
5
Unscrew the three screws holding the central measuring unit.
e
For details, see Figure B-2 on page B-20.
6
Raise the central measuring unit forward until it clicks audibly into place.
7
Disconnect the valve cable from the slot.
8
Unscrew the two screws holding the respective valve.
9
Pull the valve back and remove it.
Use the reverse order for assembly.
Do not remove the fastening screws completely, because they are secured against loss.
The sample inlet path must be removed at this time, otherwise it will be destroyed by folding the
central measuring unit out.

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Roche cobas b 221 system Specifications

General IconGeneral
BrandRoche
Modelcobas b 221 system
CategoryMedical Equipment
LanguageEnglish

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