Waters Xevo G2-XS QTof Overview And Maintenance Manual page 144

6 Maintenance Procedures
9. Use the combined 2.5-mm Allen wrench and cone extraction tool to
loosen the captive PEEK terminal block securing screw.
Heater cartridge assembly wires
Notice:
assembly, do not bend or twist them when removing the assembly
and ceramic heater mounting block from the ion block.
144 April 2, 2015, 715004496 Rev. B
To avoid damaging the wires of the heater cartridge
PEEK terminal
block securing
screw