96 5975/5977 Series MSD Operation Manual
4 General Maintenance
To Remove the EI Ion Source
Materials needed
• Gloves, clean, lint-free
• Large (8650-0030)
• Small (8650-0029)
• Pliers, long-nose (8710-1094)
Procedure
1 Vent the MSD. See “Vent the MSD” on page 77.
2 Open the analyzer chamber. See “To Pump Down the MS” on page 79.
3 If you are using a standard or inert EI ion source, disconnect the seven
wires from the ion source. Do not bend the wires any more than necessary
(See Figure 11 and Table 17).
WARNING
The analyzers, GC/MS interface, and other components in the analyzer chamber
operate at very high temperatures. Do not touch any part until you are sure it is cool.
CAUTION
Always wear clean gloves to prevent contamination when working in the analyzer
chamber
CAUTION
Make sure you use an antistatic wrist strap and take other antistatic
precautions before touching analyzer components.
CAUTION
When disconnecting leads, pull on the connectors, not the wires.
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