6 General Maintenance
156 5977B Series MSD Operating Manual
To Connect/Disconnect Wiring to the EI HES
Materials needed
• Gloves, clean, lint-free (Large 8650-0030) (Small 8650-0029)
• Pliers, long-nose (8710-1094)
• Tweezers (8710-2460)
Procedure
1 Use tweezers or needle nose pliers to connect/disconnect the ceramic board
wire leads (red, white, black, and gray) at the source connectors. (See
Figure 48.)
Figure 48 Wiring between the ceramic source board and the EI HES
Repeller
Filament common
Filament 1
Filament 2
Ceramic source board