General Maintenance 4
5977B Series MSD Troubleshooting and Maintenance Manual 127
To Install the Foreline Gauge
Materials needed
• Foreline gauge assembly (G1099-60545)
• Screwdriver, flat-blade, large (8730-0002)
Procedure
1 Connect a new foreline gauge assembly to the foreline hose.
2 Tighten the hose clamp.
3 Connect the foreline gauge assembly to the DP outlet.
4 Connect the foreline gauge cable to the foreline gauge.
5 Reconnect the MSD to the GC. (See “To Reconnect the MSD to the 7890 GC”
on page 101.)
6 If necessary, slide the foreline pump back under the analyzer chamber.
The foreline pump may be located on the floor, on the lab bench next to or
behind the MSD, or under the analyzer chamber at the back of the MSD.
7 Pump down the MSD.
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