Table of Contents
Advertisement
3 Close the side plate.
4 Reconnect the side board control cable and source power cable to the side
5 Make sure the vent valve is closed.
6 Pump down the MSD (See
7 If hydrogen or other flammable or toxic substance is used for carrier gas,
The front thumbscrew must be fastened if hydrogen (or other hazardous gas) is
WA R N I N G
being used as the GC carrier gas. In the unlikely event of an explosion, it may
prevent the side plate from opening.
Do not overtighten the thumbscrew; it can cause air leaks or prevent successful
C A U T I O N
pumpdown. Do not use a screwdriver to tighten the thumbscrew.
8 Once the MSD has pumped down, replace the analyzer cover and close the
5975T LTM GC/MSD Operation Manual
board.
gently hand tighten the front side plate thumbscrew.
LCP/Analyzer window.
Operating in Electron Impact (EI) Mode
"To Pump Down the MSD"
on page 106.).
105
3
Advertisement
Table of Contents
