Sailboat Spring Launch Checklist

I researched and organized all of the checklists for de-winterization and spring commissioning, so you don't have to.

March 10, 2023

Sailboat Spring Launch Checklist

I researched all of the books, online checklists, and videos so you don’t have to.

Diesel Engine

Cooling system

  • Open raw water intake seacock.

  • Clean strainer to ensure no obstruction to water flow.

  • Check the coolant levels.

Oil & Oil Filter

  • Change oil if not done before winter.

  • Check the oil levels.

  • Replace oil filter if not completed before the winter

Other

  • Inspect stuffing box or shaft seal to ensure that it is not leaking.

Plumbing Systems

  • Fill all tanks with fresh water, turn on freshwater pumps, open all faucets and showers until pink anti-freeze is flushed out.

  • Refill tanks and add 1/8 cup of bleach per 10 gallons of tank size. Flush water through hoses and faucets again.

  • Open raw water intakes for all heads.

  • Inspect all hose clamps for wear and replace damaged clamps.

Electrical Systems and Batteries

  • Check terminals for corrosion and be sure all wires are tightly secured.

  • Reconnect and recharge batteries.

Safety Systems

  • Check that all navigation lights are working.

  • Check that all life jackets are in good condition.

  • Check that fire extinguishers and flares are not expired.

  • Ensure that smoke detector and carbon monoxide detectors are functioning.

  • Check that EPIRB and Personal Locator Beacons are functioning, not expired, and have remaining battery life. Review emergency grab bag contents for completeness and expiration.

  • Test that bilge pump is functioning.

External Care

  • Check anodes (zincs) to ensure that they have not deteriorated. Replace if needed.

  • Review bottom paint manufacturer’s recommendation on duration of your paint and re-paint if necessary.

  • Inspect for any damage to the hull or rigging that may have occurred over the winter.

Other

  • Ensure that your registration documents and sticker are current.

Some Other Sailboat De-Winterization Checklists

Quick Roundup of Other Topics