Waters Xevo G2-XS QTof Overview And Maintenance Manual page 139

3. Remove the source enclosure (see
Removing the source enclosure aids access to the ion block
Rationale:
assembly.
4. Close the source isolation valve (see
5. Use the combined 2.5-mm Allen wrench and cone extraction tool to
unscrew the 4, captive, ion block assembly securing screws.
Cleaning the ion block assembly
page 100).
page 108).
Ion block assembly
securing screws
TP03130
April 2, 2015, 715004496 Rev. B 139