118 5975/5977 Series MSD Operation Manual
4 General Maintenance
To Install the EI Ion Source
Materials needed
• Gloves, clean, lint-free
• Large (8650-0030)
• Small (8650-0029)
• Pliers, long-nose (8710-1094)
Procedure
1 Slide the ion source into the source radiator.
2 Install and hand tighten the source thumbscrews. Do not overtighten the
thumbscrews.
3 Connect the ion source wires as shown in Figure 21 on page 121. The
extractor source has an additional brown extractor wire that is missing
from the standard source.
4 Close the analyzer. See “To Close the Analyzer Chamber” on page 125.
Figure 19 Installing the EI ion source
Source feedthrough board
Ion source
Thumbscrews
Source heater and temperature
sensor wires
Source radiator