Waters Xevo G2 QTof, Operator'S, Overview And Maintenance Manual, Page: 189 / 248

Replacing the IntelliStart Fluidics tubing 5-113
8. Using a long “finger-tight” PEEK nut and 1/32-inch PEEK ferrule,
connect the red, 1/32-inch, 200-mm, PEEK tubing from port 4 of the
lock-spray selector valve to the left-hand side of the flow sensor, where
you use the 1/32-inch, 6-40 Valco™ compression fitting assembly.
Long “finger-tight” PEEK nut and 1/32-inch, PEEK ferrule:
1/32-inch, 6-40 Valco compression fitting assembly:
Caution:
The narrower, 1/32-inch tubing can slip out of the port.
Once the fitting is tightened, give the tubing a gentle tug to
ensure that it is gripped correctly.
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Waters
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Flow sensor