148
4 Maintaining the MSD
To disassemble the ion source
To disassemble the ion source
Materials needed:
Gloves, clean, lint-free
large (8650-0030)
small (8650-0029)
Hex ball driver, 1.5-mm (8710-1570)
Hex ball driver, 2.0-mm (8710-1804)
Hex nut driver, 5.5-mm (8710-1220)
Wrench, open-end, 10-mm (8710-2353)
1 Remove the ion source (page 146).
2 Remove the filaments.
3 Separate the repeller assembly from the source body.
The repeller assembly includes the source heater assembly, repeller, and related
parts.
4 Remove the repeller.
5 Unscrew the interface socket.
A 10-mm open-end wrench fits on the flats on the interface socket.
6 Remove the setscrew for the lenses.
7 Push the lenses out of the source body.
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