Bmw Airhead Diode Board Wiring Diagram. 1978 1987 r65 r80 models. Below is a colored wires version of the diagram quite differently laid out than the above version.
The truth is that some with bosch names on them had the same problems. I just went through rick jones book on the charging system and on every wiring diagram the blue light goes to the diode board not the rotor. Diagram battery isolator diagram full version hd quality isolator diagram feynmandiagram mariachiaragadda it bosch 3phase charging system diode board wiring harness 12 bmw 1983 r100rs remove diode board alternator electronic ignition sensor brook s airhead garage bosch 3phase charging system diode board wiring harness.
The six large power diodes are pressed into the diode board and are equivalent to motorola 1n3659 cathode to case 1n3659r anode to case.
It is monitoring charging system output vs. The large black wire attached to starter solenoid terminal 30 goes to the battery terminal and the alternator current on this wire is what charges the battery. Diagram battery isolator diagram full version hd quality isolator diagram feynmandiagram mariachiaragadda it bosch 3phase charging system diode board wiring harness 12 bmw 1983 r100rs remove diode board alternator electronic ignition sensor brook s airhead garage bosch 3phase charging system diode board wiring harness. If the three wires are separate just plug any wire into any of the three terminals.