What should I inspect when taking my boat out of storage?

Taking your boat out of storage is a critical moment that sets the tone for your entire boating season. A thorough, systematic inspection can prevent breakdowns, ensure safety, and protect your investment. According to industry findings, a significant percentage of early-season mechanical failures are directly linked to issues that developed during storage. By following a disciplined pre-launch checklist, you can address problems on dry land, where repairs are easier and less costly.

The Hull and Exterior Inspection

Begin with a comprehensive walk-around of the boat's exterior. Look for any cracks, blisters, or gouges in the gel coat or fiberglass that may have occurred during transport or storage. Pay special attention to the hull below the waterline if it was stored with bottom paint. Check all through-hull fittings and drain plugs to ensure they are secure and free of debris. Inspect the condition of the rub rail and any trim for damage.

Mechanical and Engine Systems Check

The engine and mechanical systems require meticulous attention before startup.

1. Fluids: Check engine oil, coolant, power steering, and gear case fluid levels. Look for any signs of leaks or contamination.
2. Fuel System: Inspect fuel lines for cracks, brittleness, or leaks. If the fuel was treated and stabilized before storage, it should be usable, but if there's any doubt about its age or condition, consult a mechanic. Replace fuel/water separator filters.
3. Belts and Hoses: Check all belts for proper tension and signs of wear, cracking, or glazing. Squeeze coolant and fuel hoses to feel for soft spots, cracks, or brittleness.
4. Batteries: Reinstall fully charged batteries, ensuring terminals are clean, tight, and properly coated with a corrosion preventative. Test the voltage.
5. Propeller and Lower Unit: Inspect the propeller for dings, bends, or fishing line wrapped around the shaft. Check the lower unit for impact damage and ensure the anode(s) are not excessively corroded.

Electrical and Safety Gear Verification

Modern boats rely heavily on complex electrical systems. Turn on the battery switch and methodically test all functions.

• Navigation lights, cabin lights, and instrument panels.
• Bilge pump and automatic float switch (pour a small amount of water into the bilge to test).
• VHF radio, chartplotter, and other electronics.
• Horn and windlass (if equipped).

Next, verify all required safety equipment is present, in serviceable condition, and not expired. This includes fire extinguishers, flares, life jackets, throwable devices, and sound-producing devices.

Interior and Trailer Assessment

Inside the cabin, check for any signs of water intrusion, mildew, or pest activity that may have occurred during storage. Test the functionality of the head, freshwater system, and galley appliances. Ensure all interior seacocks are in the correct position.

If your boat is stored on a trailer, a separate inspection is mandatory for safe transit. Check tire pressure and tread wear, test brake lights and turn signals, inspect wheel bearings, and examine the winch, strap, and safety chain for wear or corrosion.

Final Steps Before Launch

Once all systems are checked, start the engine with the water supply connected (for inboards and sterndrives) or in a test tank (for outboards). Allow it to warm up while monitoring the temperature gauge and checking for smooth operation, proper water flow from the exhaust, and no warning alarms. Before heading to the launch ramp, it is prudent to review your boat insurance policy to confirm coverage is active and you understand any navigational or lay-up period restrictions.

This detailed inspection process is your best defense against unexpected problems. Always consult your owner's manuals for model-specific guidance and consider a professional marine survey for older vessels or if you discover significant issues. A careful start leads to a safe and enjoyable season on the water.