Agilent Technologies TwisTorr 84 FS Notice De Mode D'emploi page 307

17
Technical Information
Inlet screen installation
The screen can be mounted on each pump.
The screen can be removed as shown in the following figure.
The overall flange dimensions with the protection screen fitted on
pump do not change as the inlet screen remains integrated into the
center-ring.
TwisTorr 84 FS User Manual / 87-901-043-01(B) 307/336