Waters Xevo G2 QTof, Operator'S, Overview And Maintenance Manual, Page: 162 / 248

5-86 Maintenance Procedures
To remove the reference probe:
1. Prepare the instrument for working on the source (see page 5-7 ).
2. Disconnect the reference probe’s cable from the instrument’s high
voltage connector.
3. Disconnect the fused silica capillary from the instrument’s IntelliStart
Fluidics system.
4. Use the combined 2.5-mm Allen wrench and cone extraction tool to
unscrew the 3 reference probe retaining screws.
5. Remove the reference probe from the probe adjuster assembly.
Warning:
All plumbing connections, the probe, and the source can
be contaminated with biohazardous and/or toxic materials. Always
wear chemical-resistant, powder-free gloves while performing this
procedure.
Warning:
To avoid electric shock, ensure that the instrument is
prepared for working on the source before commencing this procedure.
Warning:
The reference probe tip consists of 5 cm of exposed,
fused-silica TaperTip, which is sharp and fragile. To avoid
puncture wounds, handle the probe with care.
Combined 2.5-mm Allen wrench and cone extraction tool
Reference probe retaining screw