Here is a simple wiring diagram for motor- and sailing boats with one engine and just the basic equipment. there are only 7 wires shown that connect the engine bay; i omitted temp. gauges, rev counters etc. which all have their own wires or cables.. Example of a draft wiring diagram for a simple boat. when you make your own wiring diagram use very large sheets of paper for clarity. most boats will have positive and negative busses where area wires come together. equipment coming off a switchboard or circuit panel should be straightforward to trace.. I want to make "as installed" and "wiring layout" (theoretical) diagrams of the boat's cabling, instrumentation, switches, lighting, etc, prior to doing a re-wire. the objective is to calculate loads, cabling thicknesses and lengths, and to optimise the control panel layout for electrical services and the boat's electronics..
A question often asked on boating and boat building forums, and of me by visitors to my web site, is: “i need a simple wiring diagram for a small outboard boat to wire up the lights and few other things, but no one seems to have one.. In nearly all cases your boat wiring system should have a marine grade main battery disconnect switch. this allows you to open the switch turning everything off at once. this allows you to open the switch turning everything off at once.. I have the ambition to make a complete electric wiring diagram for my yacht. in this context i am looking for some suitable software (preferrably freeware) that is suitable and has the relevant symbols library..
