Coupler And Filament Assembly; Filament Position - Agilent Technologies VS Series Operation Manual

19. Insert each new filament assembly into a pair of couplers.
20. Guide the ceramic against the bottom and side ribs of the ion source support block
(Figure B-70 and Figure B-71). Correct positioning of filament is critical for proper
spectrometer operation.
Filament Assembly
21. While holding the filament in position, insert the M2 screw and washer and tighten
(Figure B-71).
22. Tighten the coupler screws onto the filament posts (Figure B-71).
23. Verify ceramic is tight against the bottom and right side ribs. Visually ensure that the
filament is positioned in the slot of the ion source as shown (Figure B-71 and Figure B-
72).
VS Series Component Leak Detector
Figure B-70 Coupler and Filament Assembly
Figure B-71 Filament Position
Filament Alignment
Surfaces
Coupler

Filament Position

Filament Post
M2 Screw and
Washer
Ceramic Position
Coupler Screw
B-47