Waters Vion IMS QTof Overview And Maintenance Manual page 86

Notice:
To avoid damaging the StepWave ion guide assembly, do not use acetone,
chlorinated solvents, or acid as solvents when cleaning it. Use only the solvents
specified in this procedure.
Required materials
• Chemical-resistant, powder-free gloves
• Appropriately sized glass vessels in which to completely immerse components when
cleaning. Use only glassware not previously cleaned with surfactants.
• Lengths of 4-mm PTFE tubing (or PEEK) appropriately sized for suspending the ion guide
assembly in the glass vessel when cleaning.
• HPLC-grade deionized water
• Waters MS Cleaning Solution (186006846)
• Waste container
• HPLC-grade isopropyl alcohol
• Ultrasonic bath
• Oil-free nitrogen gas or Oil-free argon gas for drying (air-drying optional)
To clean the StepWave ion guide assembly:
1. Bend a PEEK or PTFE tube into a hook shape.
Notice:
bottom of the ion guide does not touch the bottom of the glass vessel.
2. Use the hook to carefully suspend the ion guide assembly in the glass vessel so that the
bottom of the assembly does not touch the bottom of the vessel.
Figure 5–31: Suspending the ion guide assembly
StepWave ion guide assembly
To avoid damage to the ion guide caused by vibration, ensure that the
March 17, 2021, 715005046 Ver. 03
Page 86