Tips for successfully winterizing your sailboat

A sailboat that lasts a long time is a well-maintained sailboat. And a well-maintained sailboat is one that we take care to winterize at the end of each season. Here is a complete guide to successfully winterizing your sailboat, in 15 steps.

Autumn has arrived. While many boaters and recreational fishermen will continue sailing throughout the winter, this isn’t the case for everyone. For some of us, the boating season ends in October or November, and it’s time to lay up our sailboats. This is the moment to winterize our sailboats.

That you winterize your boat afloat or ashoreWhether in a shipyard or a dry dock wintering area, a sailboat will require the same procedures. maintenanceCertain precautions allow for better prepare for the next launch and save on equipment. Take this opportunity to inspect the boat (rigging, any minor damage, etc.) and assess its condition. boat maintenance work or improvements to consider before setting off again. You’ll have all winter to do this. l’entretien, les réparations diverses, le carénage et le changement des anodes. I offer a guide that can assist you in winterizing your sailboat.

Download the boat winterization tracking spreadsheet

I offer you an Excel spreadsheet, or PDF format, for tracking winterization in the form of a checklist. I use it every year and it’s an excellent reminder.

Now, let’s move on to winterizing our boat. We’ll start with the hull, then the deck, the engine, and the interior of the boat.

Cleaning the hull during winter storage

Sun Dream 28

The first thing to do is clean the hull when you take it out of the water. This is the time to remove the algae and barnacles that have taken up residence on your underwater hull. boat hull It can come later. Although I think that thoroughly stripping the hull at the start of winter will allow your hull to breathe. So, while we’re outside, here are the steps to follow, in my opinion:

  • Pass a good blast of water, or even a pressure washer, on the hull and deck of the boatNow is the time to consider the gelcoat repairs to be considered, the screws to be replaced, and
  • Check if the underwater hull shows any signs of osmosis. Have a professional accompany you.

Cleaning the boat deck

Next comes the boat’s deck. This major cleaning is an opportunity to take a look at the deck hardware, standing and running rigging.

  • Check the deck hardware.
  • Grease all the fittings and identify those that will need to be replaced.
  • Bring the sails ashore and store them in a dry place. Take this opportunity to Check and repair your sails.
  • Raise the halyards that will remain in placeOn the deck. One trick is to place an empty water bottle between the halyards and the deck or coachroof. This prevents algae from rubbing against the deck; it works well.
  • Consider putting the halyards in a waterproof bag. This is often recommended. In this case, it’s crucial to prevent moisture from getting in, otherwise they won’t dry. Leaving them hanging from a support is just as effective.
  • If the sailboat is not dismasted, relax the standing rigging and checking it.
  • Lower the boom and cover the roof and cockpit. This will protect any wooden handrails and teak in the cockpit.

Clean and air out the inside of the boat

carré d'un voilier

It’s now time to go back inside the cabin. This is the moment to take care of your navigation equipment, safety gear, and also your comfort.

  • Remove all electronic equipment from the boat (VHF, GPS, Navtex, PC, radios, etc.). These items are valuable and will be better off dry than exposed to moisture.
  • Remove the upholstery, covers, cushions, sheets and benches to prevent them from getting damp in the boat. The smell and stains are difficult to remove.
  • Inside the boat, leave the lockers, cupboards, doors, and fridge open so that ventilation can occur everywhere.
  • Install an air dehumidifier and aerators. There are different models available in DIY stores.
  • Let light into the boat, and a little air… This will allow keep a dry boat.
  • Close the service valves of the boat.
  • Clean the toilets and water circuits with white vinegar and empty them completely. Empty the tanks. Add antifreeze.
  • Raise the equipment that remains on board to isolate it from moisture.

Winterizing the boat’s engine

Regarding winterizing your boat’s engine and everything that goes with it, maintenance is simpler than you might think. The best thing to do, if the boat remains afloat, is to run it regularly. This will even save you from an oil change, but that’s just my opinion. In any case, a good flush at the end of the season will allow you to wait until the oil change and filter replacement in the spring. Otherwise, in all cases:

  • Check the sternpost.
  • For the batteries, there are two solutions. You can keep them on board; this allows you to run the engine during winter lay-up afloat and maintain the charge, which allows you to…maintain the batteryFor once. And theCold is not the enemy of the batteryOtherwise, bring it back home to a dry place and charge it.
  • For the engine, you can refer to the specific datasheets on Diesel engine maintenance. Remember to block the drain.with a cloth.
  • Concerning the outboard motorHe will be just as happy at home.

And you, what’s on your checklist?

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