GE AKTA avant User Manual page 280

7 Maintenance
7.4 Monthly maintenance
7.4.1 Check the flow restrictor
Step
7
8
280
Action
Calculate the difference between the two pressure values noted in step 4
and step 6.
Check that the pressure difference is within the range 0.2 ± 0.05 MPa.
If this is not the case, the Flow restrictor should be replaced, see Section 7.8.6
Replace Flow restrictor, on page 347.
ÄKTA avant User Manual 29035184 AE