Assembling The Ion Chamber - Waters Autospec Premier Operator's Manual

5. Fit a 2-mm ceramic spacer over each 3.5-mm ceramic spacer.
6. Fit the screws, spacers, and contact to the contact support plate.
7. Fit a 2-mm ceramic spacer over each 3.5-mm ceramic spacer.
8. Fit a washer to each screw.
9. Fit and tighten a nut to each screw.
10. Repeat
To assemble the filament contacts
1. Fit a washer to a M1.6 × 8-mm screw.
2. Fit a 3.5-mm ceramic spacer to the screw.
3. Fit the appropriate connecting lead over the 3.5-mm ceramic spacer.
4. Fit a 2-mm ceramic spacer over the 3.5-mm ceramic spacer.
5. Fit the screw and spacers to the contact support plate.
6. Fit a 2-mm ceramic spacer over the 3.5-mm ceramic spacer.
7. Fit a filament contact to the screws, with the contact facing away from
the screw head.
8. Fit a washer to the screw.
9. Fit and finger-tighten a nut to the screw.
10. Insert a 2-mm ceramic spacer between the contact and the contact
support plate, to coincide with one of the holes for the ceramic supports.
11. Fully tighten the nut.
Perform the
Tip:
spacers are not captive until the ceramic supports are in position.
12. Repeat

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.
7-68 Routine maintenance
steps 1 to 9 for the second repeller contact.
steps 10 and 11
steps 1 to 11 for the second filament contact.
when assembling the outer source; the