catalina 36

I have a short somewhere in my cabin lights that is blowing a 20 amp thermal breaker, and I want advice in finding it. There have been no recent changes to the cabin electrical, so it's not a simple matter of "Undo what you just put in". When the breaker started blowing, my first try was to...

First post, long time reader. Learned a ton from you all! I bought an '88 Catalina 30 MKII 2 months ago, put about 80 hours on her. It came with a 3" heat exchanger that looked to be on its last leg. Always ran around 165 on the gauge, just replaced it with a Mr. Cool model. First time firing...