Scintilla Magneto Manual Direct

Because these are out of print and not under active copyright enforcement (though some are still owned by Bosch), you have several sources:

The "P-Lead" connects the primary circuit to a grounding switch. When the switch is closed (On) , the magneto is grounded out and cannot fire. When the switch is open (Off) , the magneto is LIVE . Always assume a magneto is live if the P-lead is disconnected. scintilla magneto manual

A magneto is a self-contained electrical generator that creates the high voltage necessary to fire the spark plugs. It does not rely on the aircraft's battery or alternator. Because these are out of print and not