Connecting To The Nitrogen Gas Supply; Required Materials - Waters Xevo TQD IVD Overview And Maintenance Manual

2. Connect the roughing pump power cord to the main power source.
B.4

Connecting to the nitrogen gas supply

B.4.1

Required materials

• Chemical-resistant, powder-free gloves
• Sharp knife
• Wrench
• Nitrogen supply in-line filter
• 6-mm PTFE tubing (included in the Waters Rough Pump Connect Kit)
• Nitrogen regulator
To connect the nitrogen gas supply:
1. Use the sharp knife to cut a 3.8-cm to 5.0-cm length of 6-mm PTFE tubing.
Requirement:
2. Connect one end of the 6-mm tubing to one end of the nitrogen supply in-line filter.
3. Connect the remaining length of the 6-mm PTFE tubing to the other end of the filter.
4. Connect the free end of the short piece of 6-mm PTFE tubing to the nitrogen inlet port on
the rear of the instrument.
Figure B–4:
Turbo vacuum
5. Attach the nitrogen regulator to the nitrogen supply.
Cut the tubing squarely (that is, perpendicularly to its horizontal axis).
Gas and exhaust connections
Source vent
September 7, 2016, 715003560IVD Rev. C
Page 131
Source vacuum
Collision cell
gas inlet
(Argon)
Nitrogen inlet