Waters ACQUITY UPLC Overview And Maintenance Manual page 91

Warning:
silica lines, and borosilicate tips with extreme care.
Notice:
To avoid damage to the end of the needle, do not touch or press the
end of the sample needle.
15. While holding the needle assembly in both hands to control its position within the sample
compartment, insert the needle tip into the needle guide at the bottom of the needle
mechanism, forming a loop with the tubing that extends back into the sample chamber, as
shown below.
Figure 3–43: Installing needle assembly in sample compartment
3
2
Needle tip
Needle guide
Needle tubing loop at the back of the sample chamber
16. Insert the needle-mounting cylinder into the mounting cavity.
To avoid puncture injuries, handle sample needles, syringes, fused
1
June 11, 2019, 715005051 Rev. D
Page 91