Waters Xevo TQ MS Operator's, Overview And Maintenance Manual page 96

4 Maintenance Procedures
Warning:
toxic materials, and to avoid spreading contamination to
uncontaminated surfaces, wear clean, chemical-resistant,
powder-free gloves while performing this procedure. The source
components can be contaminated.
Warning:
working with the source enclosure open if one or both of these
conditions apply:
• An ESI probe is fitted (the probe tip is sharp).
• A corona pin is fitted (the pin tip is sharp).
To open the source isolation valve after completing a maintenance
procedure:
1. Open the source isolation valve by moving its handle clockwise to the
horizontal position.
2. Close the source enclosure.
96 February 11, 2013, 71500130002 Rev. D
To avoid personal contamination with biohazards or
To avoid puncture wounds, take great care while
Isolation valve handle
in open position
TP03130