Waters Xevo TQ MS, Operator And Maintenance Manual, Page: 115 / 184

Replacing the ESI probe sample capillary 4-67
10. Use the 7-mm wrench to loosen the locknut.
Tip:
Use the 8-mm wrench, to steady the UNF coupling when loosening
the locknut.
11. Unscrew the PEEK union from the UNF coupling (this connection is
finger-tight only).
12. Remove the ferrule and PTFE liner sleeve from the capillary.
13. Remove the capillary from the UNF coupling.
14. Dispose of the capillary, PTFE liner sleeve, and ferrule in accordance
with local environmental regulations.
Installing the new capillary
Required materials
• Chemical-resistant, powder-free gloves
• Combined 2.5-mm Allen wrench and cone extraction tool
• 10-mm wrench
• Needle-nose pliers
• LC pump
• HPLC-grade (or better) 1:1 acetonitrile/water
• Capillary
• Ferrule
• Seal
Warning:
The capillary, PTFE liner sleeve, and ferrule can
be contaminated with biohazardous and/or toxic materials.
Dispose of them according to local environmental
regulations.
Ferrule
PTFE liner sleeve