84 Troubleshooting and Maintenance Manual
4 General Maintenance
3 Shut off the carrier gas at the source.
4 Shut off the GC and unplug the power cord.
5 Disconnect the GC column from the transfer line and cap the end of the
transfer line with a blank ferrule. See the Agilent 7200 Accurate-Mass
Q-TOF GC/MS System Operation Manual.
6 Disconnect the MS power cords on the left side of the instrument.
7 Disconnect the LAN cable, control wires, and carrier gas located on the
back of the instrument. See “Side Panel AC Power Connectors” on page 13.
8 Separate the GC from the MS. See “To Separate the GC from the MS” on
page 79.
9 Disconnect the collision gas supply tubing and install a plug.
10 Remove the RIS upper cover (see Figure 14 on page 86), then unlatch and
open the analyzer cover door. See Figure 12.
11 Finger-tighten the side plate thumbscrews for the analyzer.
Figure 12 Analyzer cover door latches
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