CI Maintenance 7
5977B Series MSD Operating Manual 213
To Connect/Disconnect EI HES Model Wiring to the CI Source
Materials needed
• Gloves, clean, lint-free (Large 8650-0030) (Small 8650-0029)
• Pliers, long-nose (8710-1094)
• Tweezers (8710-2460)
Procedure
1 Use pliers to connect/disconnect the ceramic board wire leads (red, white,
black, and gray) at the source connectors. (See Figure 69.)
2 Use pliers to connect/disconnect the source heater wire leads at the
ceramic source board. (See Figure 69.)
Figure 69 Wiring between the ceramic source board and the source
Filament 1
Repeller
Dummy filament
Entrance lens
Ion focus
Source heater
Source RTD
Ceramic source board
Filament 1