Shimadzu IonFocus Instruction Manual page 81

Focus electrode 2
1
Remove the ionization unit.
"3.1.6 Removing the Ionization Unit" P.21
The inside of the ionization unit reaches a high temperature. Wait until the
temperature decreases sufficiently before handling or servicing the area.
The inside of the ionization unit and the area around the DL and heat block
reach high temperatures. Do not access the areas before the temperature
decreases sufficiently. Failure to observe this instruction may result in burn
injury.
2
Remove the ground plate.
"3.1.2 Removing the Ground Plate" P.11
3
Remove the DUIS focus unit ASSY.
"3.2.2 Removing the DUIS Focus Unit ASSY" P.28
If the tip of the corona needle is darkened with foreign matter on it, clean the
needle.
Part Name
5.2 Maintenance of the IonFocus ESI Unit
Part No.
S225-41574
™
IonFocus
5
59
Unit