If You are referring to the powerDrive Plus
Regen1 model below:
http://www.buggiesgonewild.com/attac...s_-regen1-.jpg
That is an oddball one we did not talk about.
You need to disconnect the
yellow wire bullet connector
#19 in the diagram near the controller.
You will then run that wire from the controller directly to
Controller N or Pack Negative.