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6
Vacuum System
1 Place the o-ring against the hepa filter inlet.
2 Place the foreline hose against the o-ring.
3 Place the clamp over the o-ring, hose flange, and filter flange.
4 Tighten the clamp using the long screw and wing nut.
To disconnect the foreline hose from the
foreline pump
Materials needed
•
Procedure
This procedure applies to the rotary vane and dry scroll pumps. The dry scroll
pump is shown in the video.
The foreline pump can cause burns if touched when operating. Make sure it
WAR N IN G
has had time to cool.
The MS must be vented and off before the hose is disconnected. Never vent
C AU T I O N
the MS by allowing air in through either end of the foreline hose.
1 Unscrew the wing nut on the clamp.
2 While supporting the foreline hose, remove the clamp from the hepa filter
3 Remove the hose and o-ring from the filter inlet.
To check the rotary vane pump oil mist filter
Check the oil mist filter weekly for any damage and collected pump fluid.
•
7250 Accurate-Mass Q-TOF Troubleshooting and Maintenance Manual
Gloves, clean, lint-free
•
Large (8650-0030)
•
Small (8650-0029)
inlet.
If the oil mist filter is damaged, replace it.
99
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Table of Contents
Troubleshooting
