Re: Typical isolating diode location?
Here's a topic about isolators. It's from the C36ia Forum, so you have to sign up to read it, but it's free. Has two wiring diagrams showing just what you are asking about.
Another Wiring Thread - Catalina 36 International Association Forums
Stu Jackson, C34, 1986, M25 engine, Rocna 10 (22#)