Installing The Unispray Probe Assembly - Waters Xevo G2-XS QTof Overview And Maintenance Manual

To remove the UniSpray probe assembly:
1. To prepare the instrument for working on the source, stop solvent flow, ensure that the
instrument is in Standby mode, and stop desolvation gas flow.
2. Unscrew the probe's PEEK fitting to disconnect the probe assembly's input from the
fluidics.
Figure 7–110: UniSpray probe assembly
PEEK fitting
Probe fitting
Probe capillary
3. Unscrew the probe fitting and pull the probe assembly out of the shaft inlet on top of the
source enclosure.
Warning:
biologically hazardous and toxic materials, do not touch the sharp end of the capillary.
4. Dispose of the probe and fittings in accordance with local environmental regulations.
5. Install a replacement UniSpray probe assembly (see
assembly (Page

7.28.2 Installing the UniSpray probe assembly

Required materials
• Chemical-resistant, powder-free gloves
• UniSpray probe assembly
Warning:
To avoid burn injuries, exercise care when handling the components
of the source enclosure heated to high temperatures. Wait until the hot
components have sufficiently cooled before you handle them.
To avoid lacerations, puncture injuries, and possible contamination with
201)).
March 31, 2021, 715004496 Ver. 04 (previously released as Rev. D)
Installing the UniSpray probe
Page 201