The electrical systems have been made pretty waterproof in most cases, although you can still find exposed terminals where the battery leads connect if you have the luxury of electric starting. Outboards are precision instruments and they are extremely reliable but they are operating in a very hostile environment. Electrics Check all wiring components for corrosion Karen Clarke of Barrus, which markets Mercury and Mariner outboards, stresses that “following the advice and step-by-step instructions in the owner’s manual will ensure that your outboard is ready to go at the start of the season”. It certainly won’t be convenient and it could even be dangerous, but the chances are that it’s your fault! Here are the vital tips and routine maintenance that are essential to keep an outboard in tip-top condition. It is likely to be when you want to take your tender back to the yacht late in the evening or, if the outboard is on the transom, when you want to start the engine for entering harbour.

There aren’t many things as frustrating as an outboard that refuses to start. A few simple checks and routine maintenance can keep your outboard in tip-top condition for years Mercury Outboard

Mercury motor maintenance