EI/CI outer source maintenance 10-41
Assembled outer source (2):
Assembling the ion chamber
To fit the source magnets:
1. Fit the first magnet to the ion block.
2. Fit the stainless steel cap to the inner end of the magnet.
3. Use a 1.5-mm hex (Allen) key to fit the and tighten the grub screw
securing the magnet to the ion block.
Reference gas tube (bottom)CI gas tube (top)