• 3-mm hex wrench
• Flat-blade screwdriver
Warning:
To avoid personal contamination with biologically hazardous or toxic compounds,
wear clean, chemical-resistant, powder-free gloves when performing this procedure.
Important:
Ensure that the instrument is powered-off before performing this procedure.
To fit the ion guide assembly to the instrument:
1. Carefully slide the ion guide’s PCBs into the differential aperture support.
Figure 3–13: Assembling the ion guide housing
Ion guide
Ion guide securing screws (fourth screw is obscured)
Differential aperture support
2. Secure the ion guide to the differential aperture support using the four ion guide securing
screws and tighten them using the 2.5-mm hex wrench.
3. Secure the ion guide and differential aperture support assembly to the pumping block’s ion
guide support rods using the two differential aperture support screws and tighten them
using the 2.5-mm hex wrench.
Tip:
It is normal for the ion guide assembly to have some freedom to move when
assembled correctly.
4. Reconnect the five electrical connectors to the ion guide.
August 20, 2021, 715005003 Ver. 04 (Previously released as Revision C)
Page 47
