Waters Xevo G2-XS QTof Overview And Maintenance Manual page 150

6 Maintenance Procedures
7. Fit the isolation valve to the ion block assembly, so that it is in the
closed position.
8. Fit the ion block cover plate to the ion block assembly, and then use the
combined 2.5-mm Allen wrench and cone extraction tool to tighten the 2
captive securing screws for the ion block cover plate.
9. Hold the sampling cone assembly so that the cone gas nozzle handle is
oriented horizontally and at the top, and then slide the sampling cone
assembly into the ion block assembly.
10. Grasp the sampling cone assembly handle, and use it to rotate the
sampling cone assembly through 90
150 April 2, 2015, 715004496 Rev. B
°
.