Today we’re going to show you this charging circuit diagram for the 1948 Nash with Delco-Remy equipment. The charging system consist of these components inside: 6 volt battery, solenoid and relay, ignition switch, generator, signal light, and voltage regulator. We can also see the connection to coil from the ignition switch shown. Study the schematic before performing any wiring work. Click on image to view it larger in a new tab.