[PDF] LUCAS HEADLAMP SWITCH - PR18/4B - voc LUCAS HEADLAMP SWITCH - PR18/4B The terminals are numbered as shown in the wiring diagram M0 108 in the Series D Spares List, and also in the redrawn wiring diagram in this cable fitted with an eyelet, part of the Lucas wiring loom. Also moulded into the body at twelve o'clock is a brass pin 1/8 in. dia. x 19/32 in. The Lucas motorbike electrical system guide index This is my basic beginners guide to diagnosing potential faults with the Lucas electrical system of your classic motorbike, which covers: Checks using the headlights. Verifying the ammeter readings. Testing the battery voltage. Checking the wiring and connections. Simplified wire schematic. - TractorByNet wwwtorbynet››New Holland Owning/OperatingJun 14, 20114500 is basically a 4000 with implements, here is a wiring diagram: The Fordson Tractor Pages Forum • View topic - 1000 Series wiring diagram I am not sure about the starter terminals but I guess you mean the terminals that connect the solenoid to the starter motor.