To Disassemble The Ei Hes - Agilent Technologies 5977B Series Operating Manual

To Disassemble the EI HES

Materials needed
• Gloves, clean, lint-free
• Cloths, clean (05980-60051)
• T6 Torx driver, (8710-2548)
• Tweezers (8710-2460)
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Procedure
Refer to the exploded parts view
on page 158 while using this procedure.
1 Place a clean cloth on your work surface to hold the ion source parts.
2 Use a T6 Torx screwdriver to remove the screw securing the filament block
3 Remove the dual filament from the filament block by lifting the source body
4 Remove the finger grip from the filament block.
5 Use a T6 Torx screwdriver to remove the two screws securing the source
6 Use the finger grip to remove the source mount from the lens body.
7 Remove the repeller and ring heater sensor assembly from the source body.
8 Separate the repeller from the ring heater assembly.
9 Use a T6 Torx screwdriver to remove the screw and locking ring for the lens
10 If necessary, use gravity to remove the lens stack ceramic insulator from the
Use care when removing the lenses from the lens insulator casing. Putting excessive
C A U T I O N
stress on this casing can break or crack it. If this happens, do not attempt to operate
with a defective lens insulator, it must be replaced.
5977B Series MSD Operating Manual
• Large (8650-0030)
• Small (8650-0029)
to the source mount, and using the finger grip, remove the filament block.
up off of the filament block, while holding the filament block so that the
dual filament will not fall and become damaged.
mount to the source body.
insulator that secures the lens stack in the source body, then remove the
lens stack.
source body.
Figure 49 and the EI HES parts list
General Maintenance
Table 17
6
157