June 28, 2016, 715003956 Rev. C
Page 48
3.
Unscrew and remove the nitrogen exhaust trap from its cap and associated fittings.
4.
Dispose of the waste liquid in accordance with local environmental regulations.
5.
Fit and fully tighten the trap onto its cap.
6.
Secure the trap in the upright position.
7.
Refit the source enclosure (see
8.
In the software, start the LC flow.
3.11 Emptying the liquid-trap bottle
Note:
This section applies to the Performance QDa Detector only. The Standard instrument uses a
diaphragm pump, which does not require oil.
Inspect the VACUUBRAND
RE 6 rotary vane pump daily before using it, and empty the
liquid-trap bottle. For details about performing this task, see the
VACUUBRAND Technology for
Vacuum Systems Instructions for use
(VACUUBRAND manual number 999139/ 11/20/2013)
3.12 Maintaining the rotary backing pump’s oil
Note:
This section applies to the Performance QDa Detector only. The Standard instrument uses a
diaphragm pump, which does not require oil.
Replace the backing pump’s oil when any of these conditions apply:
•
The oil level is low.
Tip:
To check the oil level, view it through the sight glass on the pump’s rear panel.
•
The oil in the pump appears darker than new oil, emits a strange odor, or is visibly
contaminated.
•
The oil has been in use for more than one year.
Warning:
To avoid personal contamination with biohazards or toxic materials that may be
present in the exhaust trap bottle’s waste liquid, always wear chemical-resistant,
powder-free gloves while handling the nitrogen exhaust trap.
Warning:
The waste liquid can be contaminated with biohazards or toxic materials. Dispose
of it according to local environmental regulations.