Source maintenance 7-47
• Remaining heater push-on connections.
To remove the end plate
1. Remove two 5.5-mm nuts and washers, and 2 screws and washers
securing the end plate to the contact rail assemblies and metal pillars
respectively.
Caution: Hold down the ceramic rods when removing the end plate, so
that the source lens plates and supporting ceramics do not fall apart.
Heater connections
End plate
End plate securing screw
End plate securing nut