link


Bob Kenny supplied the picture. Basically two inside wires on the four and two finger plates go to the brushes. One side of the four fingered plate ( the common) goes to the field wire then the frame. The other side connects to the center rail and powers the coil for the reverse.

 

Simple engine wiring (w E unit)

This old pop science insert has some good illustrations!

View attachment PopSci RefLibr No.15(2).pdf

Lionel's service pages:

View attachment PstWarE-Unit.pdf

My own:

View attachment 4Finger2.pdf

 

Thx all.....