Waters Quattro Premier XE, Operator'S Manual, Page: 26 / 86

2-8 The Combined APPI/APCI Source
Removing the Combined APPI/APCI Source
Removing the APCI probe and APPI lamp drive assembly
Note:
To complete this procedure, you must perform a pressure test on the
source, as described in the Waters Source Pressure Test Unit Operator’s Guide .
Required materials
• Chemical-resistant, powder-free gloves
• Needle-nose pliers
To remove the APCI probe and APPI lamp drive assembly from the
instrument
1. On the MassLynx Tune window, click Press for Standby, and confirm
that the instrument status indicator is red.
2. Wait for three minutes for the desolvation gas to cool the probe.
3. Click to stop the nitrogen flow.
4. Remove the APCI probe from the source.
See also:
The Waters Quattro Premier XE Mass Spectrometer Operator’s
Guide .
Warning:
To avoid self -contamination with toxic and
biohazardous materials, always wear chemical-resistant,
powder-free gloves at all times while handling the
components.
Warning:
To avoid electric shock, ensure that the instrument is
in standby while working with the instrument’s front access door
open.
Warning:
To avoid burn injuries, take great care while working
with the instrument’s front access door open.The probe and
source may be hot.