Alternator Terminal Diagram. Unloader relay terminal 15. The guy on the desk checked the battery and advised that the volts were good but.
The voltageregulator which controls alternator output contains circuitry. The most common reason why your car is not charging the battery is actually because of a worn out or damaged alternator. Contamination on the alternator like oil.
The input supply always is given to the common terminal c and e only.
Note in figure 2 that when the brand x keyswitch is in the start position there is no battery voltage available to the 2 switch terminal. Any sub system can be deleted monitor inverter solar alternator shore or added later. It can be used for various switching. Locate the alternator and jack up the vehicle if you cant easily access it.