Waters Xevo G2 QTof, Operator'S, Overview And Maintenance Manual, Page: 224 / 248

B-14 External Connections
Nitrogen exhaust trap bottle:
2. Cut a length of 4-mm tubing long enough to connect the instrument to
the nitrogen exhaust trap bottle.
3. Connect one end of the tubing to the pilot valve port on the instrument’s
rear panel.
4. Connect the free end of the tubing to the pilot valve port on the nitrogen
exhaust trap bottle.
5. Cut a length of 12-mm tubing long enough to connect the instrument to
the nitrogen exhaust trap bottle.
Caution:
To avoid gas leaks, use the sharp knife to cut the PTFE
tubing squarely (that is, perpendicular to its horizontal axis).
TP03164
From instrument
exhaust connection
To laboratory
exhaust port
Cap
Nitrogen exhaust
trap bottle
From instrument
pilot valve port