Warning: To avoid puncture wounds, take great care while working with the source
enclosure open if one or both of these conditions apply:
• An ESI probe is fitted (the probe’s tip is sharp).
• A corona pin is fitted (the pin’s tip is sharp).
Warning: To avoid burn injuries, take great care while working with the source
enclosure open.
1. Close the source isolation valve (see Closing the source isolation valve (Page 80)).
2. Grasp the cone gas nozzle handle, and use it to rotate the sampling cone assembly 90
degrees, moving the handle from the vertical position to the horizontal position.
Figure 4–7: Removing the sampling cone assembly
Sampling cone assembly, comprising the cone gas nozzle, sampling cone, and O-
ring
Cone gas nozzle handle
3. Slide the sampling cone assembly out of the ion block assembly.
Figure 4–8: Removing the sampling cone assembly
Ion block assembly
January 10, 2022, 715006200 Ver. 01 (previously released as Rev. A)
Page 89
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