Waters SYNAPT G2 Operator's, Overview And Maintenance Manual page 141

10. Unscrew and remove the knurled collar from the UNF coupling.
PEEK union
Locknut
Conductive sleeve
11. Remove the knurled collar and conductive sleeve from the capillary.
12. Using the 7-mm wrench, loosen the locknut.
Use the 8-mm wrench to steady the UNF coupling when loosening
Tip:
the locknut.
13. Unscrew the PEEK union from the UNF coupling (this connection is
finger-tight only).
14. Remove the ferrule and PTFE liner sleeve from the capillary.
15. Remove the capillary from the UNF coupling.
Warning:
be contaminated with biohazardous and/or toxic materials.
Dispose of them according to local environmental
regulations.
16. Dispose of the capillary, PTFE liner sleeve, and ferrule in accordance
with local environmental regulations.
UNF coupling
Knurled collar
Ferrule
PTFE liner sleeve
The capillary, PTFE liner sleeve, and ferrule can
Replacing the ESI probe sample capillary 5-63