Waters Xevo G2-XS QTof Overview And Maintenance Manual page 238

6 Maintenance Procedures
3. Using a long finger-tight fitting, connect 1/16-inch, 1,000-mm,
natural-colored PEEK tubing to port 1 of the sample selector valve, and
thread the tubing into the waste port.
Waste port
Long finger-tight fitting:
The liquid waste system collects waste without requiring a fitted
Tip:
connection. Waste drains through the connector at the base of the
instrument and into the waste bottle, see
238 April 2, 2015, 715004496 Rev. B
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Wa ters
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page 288.