Learn how to maintain electrical systems in your boat properly and safely. Gain a solid foundation in wiring, direct current systems, and alternating current systems found on recreational vessels. It also covers galvanic and stray current corrosion, lightning protection, interference suppression and electrical troubleshooting. Learn how to maintain electrical systems in your boat properly and safely. Gain a solid foundation in wiring, direct current systems, and alternating current systems found on recreational vessels. It also covers galvanic and stray current corrosion, lightning protection, interference suppression and electrical troubleshooting. Enroll in the Marine Electrical Maintenance Course with your local Canadian Power and Sail Squadron, because PEACE OF MIND IS PRICELESS!