Waters Xevo TQD Operator's, Overview And Maintenance Manual page 123

10. Use the combined 2.5-mm Allen wrench and cone extraction tool to
loosen the captive PEEK terminal block securing screw.
Caution:
wires, do not bend or twist them when removing the assembly
from the ion block.
11. Use the needle-nose pliers to grasp the PEEK terminal block and
partially lift it out of the ion block.
12. Holding the PEEK ion block gently, use the needle-nose pliers to gently
grasp the heat-shrink tubing on the heater cartridge assembly, and
carefully slide it and the PEEK terminal block out of the ion block.
Heater cartridge assembly
To avoid damaging the heater cartridge assembly
Heat-shrink tubing PEEK terminal block
Cleaning the ion block assembly
PEEK terminal
block securing
screw
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