Figure 5: Starter-generator circuit

Fuel pump switch To fuel pump Emergency stop relay To ext. power receptacle (Shown with external power not connected) Starter relay Undercurrent relay On On On On On Off Off Off Stop Advance To fuel heater To fuel solenoid valve Power lever relay Power lever relay lock Ignition relay Ignition exciters To generator control Starter generator Cutoff Off Test switch Ignition switch Battery switch External power receptacle switch Power lever switch Power lever lock release Start Engine master switch Battery relay Start switch 1 3 2 5 25 6 7 8 9 10 19 29 23 30 33 32 11 12 13 17 18 22 24 21 20 14 15 26 28 27 31 18 4 A B C