Agilent Technologies TwisTorr 305-IC Manual De Instrucciones página 259

Technical Information 8
Vent Accessories
To install the vent valve, unscrew the threaded plug (see figure below).
Figure 39
Then screw the vent valve into the pump and tighten it using a 16 mm hexagonal
spanner with a torque of 2.5 Nm.
Figure 40
TwisTorr 305-IC User Manual / 87-901-058-01 (A.00) 259/302