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This section contains information for troubleshooting basic system issues. Certain activities can only be carried
out by a SCIEX -trained Qualified Maintenance Person (QMP) in the laboratory. For advanced troubleshooting,
contact a SCIEX Field Service Employee (FSE).
Table 8-1 System Issues
Corrective Action
Possible Cause
Symptom
The Curtain Gas
TM
flow rate is too
low.
The QJet
®
ion guide is extremely dirty
or frequently becomes dirty.
1. Inspect the roughing pump oil
level, and then contact the local
QMP or an FSE to add oil.
2. Inspect and repair leaks.
3. Install the correct orifice plate.
1. The roughing pump oil level is
too low.
2. There is a leak.
3. The wrong orifice plate is
installed.
A system fault has occurred because
the vacuum pressure is too high.
Contact the local QMP or FSE.
1. Ambient temperature is too high.
A system fault has occurred because
the QPS exciter module temperature
is too high.
1. Confirm the fault in the Status
panel of the device details page.
2. Install the probe. Refer to the ion
source
Operator Guide
.
3. Remove and replace the probe.
Tighten the retaining ring
securely. Refer to the ion source
Operator Guide
.
1. The probe is not installed.
2. The probe is not connected
securely.
The SCIEX OS software reports that
the mass spectrometer is in Fault
status because of the ion source.
Contact an FSE.
The F3 fuse is blown.
The SCIEX OS software indicates that
the APCI probe is in use, but the
TurboIonSpray
®
probe is installed.
Clean or replace the electrode. Refer
to the ion source
Operator Guide
.
The electrode is blocked.
The spray is not uniform.
System User Guide
SCIEX X500 QTOF System
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8
Mass Spectrometer
Troubleshooting