5-14 Maintenance Procedures
Required materials:
• Chemical-resistant, powder-free gloves
• snoop (or equivalent) leak detector liquid
To empty the exhaust liquid trap bottle
1. Close the source isolation valve (see “Operating the source isolation
valve” on page 5-8).
2. Unscrew and remove the roughing pump liquid trap bottle cap.
3. Dispose of the waste liquid in accordance with local environmental
regulations.
4. Fit and tighten the roughing pump liquid trap bottle cap.
5. Ensure that the roughing pump liquid trap bottle is secured in the
upright position.
6. Open the source isolation valve (see “Operating the source isolation
valve” on page 5-8).
7. Use snoop (or equivalent) leak detector liquid to ensure that there are no
leaks at the liquid trap bottle cap.
Warning: The liquid in the roughing pump liquid trap
bottle can be contaminated with analyte accumulated
during normal operation. Always wear chemical-resistant,
powder-free gloves while handling the bottle.
Warning: To avoid burn injuries, take great care while working
near the roughing pump: it can be hot.
Warning: The waste liquid can be contaminated with
biohazardous and/or toxic materials. Ensure that it is
correctly disposed of according to local environmental
regulations.
Caution: To avoid damage to the instrument, snoop (or
equivalent) leak detector liquid must be used only for the
purpose described in the following step; it must not be used on
any other part of the instrument.
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