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5
CI Maintenance
To Refill the CI Calibration Vial
Materials needed
•
•
•
Procedure
1 Stop any tuning or data acquisition.
2 Set the reagent gas flow to Gas Off.
3 Turn off the MS electronics.
The analyzers, GC/MS interface, and other components in the analyzer
WAR N IN G
chamber operate at very high temperatures. Do not touch any part until you
are sure it is cool.
Always wear clean gloves while handling any parts that go inside the GC or
C AU T I O N
analyzer chambers.
4 Cool down the GC/MS transfer line, the GC oven, and the GC inlet to 30 °C.
5 Uncoil enough slack from the capillary column inside the GC oven to allow
6 Move the GC away from the MS. See
7 The CI vial is located on the side of the instrument near the transfer line.
8 Turn the CI vial collar counterclockwise to loosen it
90
PFDTD calibrant (8500-8510)
Syringe or pipette, clean
Gloves, clean, lint-free
•
Large (8610-0300)
•
Small (8610-0029)
the GC to separate from the MS.
page 76.
Do not remove the collar.
7250 Accurate-Mass Q-TOF Troubleshooting and Maintenance Manual
"To Separate the GC from the MS"
(Figure 17
on
on page 91).
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Table of Contents
Troubleshooting
