Diagram of the electrical circuit of the diesel engine

1 - wire with main fuse, 2 - battery, 3 - starter, 4 - ignition switch, 5 - engine shutdown solenoid valve (STOP valve), 6 - auxiliary radiator fan switch, 7 - electromagnetic clutch of the additional radiator fan, 8 - radiator fan thermal switch, 9 - indicator lights for initial engine heating and burnout of glow plugs, 10 - initial engine heating relay, 11 - glow plugs, 12 - alternator with electronic voltage regulator, 13 - instrument cluster