Specifications

94 5975 Series MSD Troubleshooting and Maintenance Manual
4 General Maintenance
To Move or Store the MSD
Materials needed
• Ferrule, blank (5181-3308)
• Interface column nut (05988-20066)
• Wrench, open-end, 1/4-inch × 5/16-inch (8710-0510)
Procedure
1 Vent the MSD.
2 Remove the column and install a blank ferrule and interface nut.
3 Tighten the vent valve.
4 Move the MSD away from the GC.
5 Unplug the GC/MSD interface heater cable from the GC.
6 Install the interface nut with the blank ferrule.
7 Open the analyzer cover.
8 Finger-tighten the side plate thumbscrews (Figure 6).
9 Plug the MSD power cord in.
10 Switch the MSD on to establish a rough vacuum. Verify that the turbo
pump speed is greater than 50%.
11 Switch the MSD off.
12 Close the analyzer cover.
13 Disconnect the LAN, remote, and power cables.
CAUTION
Do not overtighten the side plate thumbscrews. Overtightening will strip the threads in
the analyzer chamber. It will also warp the side plate and cause leaks.