Disassembling The Source Ion Block Assembly - Waters Xevo TQ-S Operator's, Overview And Maintenance Manual

Disassembling the source ion block assembly

Required materials
• Chemical-resistant, powder-free gloves
• Combined 2.5-mm Allen wrench and cone extraction tool
• O-ring removal kit
To disassemble the ion block assembly:
Warning:
biohazardous and/or toxic materials. Always wear
chemical-resistant, powder-free gloves to perform this procedure.
1. Ensure that the source isolation valve is closed.
2. Grasp the cone gas nozzle handle, and use it to rotate the sampling cone
assembly through 90 degrees.
Caution:
after reassembly,
• do not remove the sampling cone assembly retaining blocks.
• do not adjust the screws securing the sampling cone assembly
3. Slide the sampling cone assembly out of the ion block assembly.
The ion block assembly can be contaminated with
To ensure correct operation of the ion block assembly
retaining blocks.
Source isolation
valve handle in
closed position
Sampling cone
assembly retaining
blocks
Cone gas nozzle
handle
Cleaning the ion block assembly 4-43