To Assemble An Ei Ss Or Inert Source - Agilent Technologies 5977B Series Operating Manual

To Assemble an EI SS or Inert Source

Materials needed
• Gloves, clean, lint-free
• Hex ball driver, 1.5 mm (8710-1570)
• Hex ball driver, 2.0 mm (8710-1804)
• Wrench, open-end, 10 mm (8710-2353)
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Procedure
Refer to the exploded parts view
Table 21
1 Assemble the repeller assembly.
2 Insert the drawout plate and the drawout cylinder into the source body.
3 Assemble the ion focus lens, entrance lens, and lens insulators.
4 Slide these assembled parts into the source body.
5 Install the setscrew that holds the lenses in place.
Do not overtighten the repeller nut or the ceramic repeller insulators will break when
C A U T I O N
the source heats up. The nut should only be finger-tight.
6 Install the interface socket.
7 Attach the repeller assembly to the source body using the two gold plated
8 Install the filaments using the two gold plated screws and spring washers.
5977B Series MSD Operating Manual
• Large (8650-0030)
• Small (8650-0029)
on page 186 while using this procedure.
a Install the repeller block insert into the source heater block assembly.
b Install the repeller insulators into the source heater block assembly and
repeller block insert.
c Install the repeller through the repeller insulators, then put the flat
washer followed by the belleville spring washer onto the end of the
repeller shaft, and secure finger tight with the repeller nut.
screws and spring washers.
Figure 59 and EI SS and EI Inert parts list
General Maintenance 6
185