
Required materials
• Chemical-resistant, powder-free gloves
• Needle-nose pliers
• Combined 2.5-mm hex wrench and cone extraction tool
• New ion block source heater assembly
To replace the ion block source heater:
Warning:
To avoid personal contamination with biologically hazardous, toxic, and corrosive
materials, wear chemical-resistant, powder-free gloves when performing this procedure.
1. Remove the ion block assembly from the instrument (see
assembly from the source assembly (Page 96)
2. Ensure that the isolation valve is closed.
Figure 4–30: Ion block isolation valve closed
Source isolation valve handle in closed position
Sampling cone assembly retaining blocks
Cone gas nozzle handle
3. Use the combined 2.5-mm hex wrench and cone extraction tool to loosen the two captive
screws securing the ion block cover plate.
January 10, 2022, 715006200 Ver. 01 (previously released as Rev. A)
Page 117