Cleaning The Ion Source Components - Thermo Scientific ISQ 7000 Hardware Manual

Cleaning the Ion Source Components

Thermo Scientific
Figure 57. Removing the Advanced EI Ion Source for Cleaning
12. Twist the Vespel cap off the ion source cartridge and remove the filament. You may now
disassemble the Advanced EI ion source and clean or replace individual parts. See
Figure 58.
Figure 58. Advanced EI Ion Source Cartridge
1. Clean the repeller, lens 2, ion volume and ion cartridge sleeve according to the guidelines
in Cleaning Durable
Note It is often not necessary to clean the ion cartridge sleeve. If the oxidation is removed
from the exterior of the ion cartridge sleeve during cleaning, it is advisable to heat it in the
GC oven to build up an oxidative layer before inserting the sleeve into the ion source
block. An overly clean sleeve exterior surface can cause welding to the ion source block.
2. Clean the insulator, lens 1, and lens 3/RF lens according to
Components.
Components.
1
Performing Routine Maintenance
Cleaning the Ion Source Cartridge
Cleaning Delicate
ISQ 7000 Hardware Manual 67