June 28, 2016, 715003956 Rev. C
Page 41
7. Remove the 2 screws securing the differential aperture support to the ion guide support
rods using the 3-mm Allen wrench, and then remove the differential aperture support and
ion guide from the pumping block.
Note: The ion guide is attached to the differential aperture support.
8. To detach the ion guide from the differential aperture support, remove the 4 ion guide
securing screws using the 2.5-mm Allen wrench.
Figure 3–10: Removing the ion guide
3.9.2 Cleaning the differential aperture
Required materials:
• Chemical resistant, powder-free gloves.
• Suitable glass vessel in which to completely immerse the differential aperture when
cleaning.
• HPLC-grade deionized water.
•Waters
MS Cleaning Solution (part number 186006846) or HPLC-grade (or better) 1:1
methanol/water.
• Holding container for used cleaning solution.
• Ultrasonic bath.
• Source of oil-free, inert gas (for example, nitrogen) for drying.
Warning: To avoid personal contamination with biohazards or toxic materials, always wear
chemical-resistant, powder-free gloves while performing this procedure.
Ion guide securing screws
(fourth screw is obscured)
Differential aperture support
Ion guide
To Next Page
Loading...
