Wiring Diagrams
Owner updated wiring from Enrique Prati Wiring Diagram.pdf
Original wiring (Complements of Gerry Davies and Catalina Yachts) Aft and Forward and schematic.
C30 wiring Circa 2003...
Harness Upgrade from Seaward Products
Engine Wiring, Diagram of DC electrical system...
Engine Wiring Harness, Color Diagram (Ray Winkle)
Alternator Wiring Described (George F. Goodall Cat 30 TRBS #4329)
Technical Brief - DC Circuit Protection (Blue Sea)
Marinco Boater's Guide to AC Electrical