How to Clean a Jet Ski to Extend Its Lifespan
Searchshop Staff Writers
Searchshop Staff Writers

How to Clean a Jet Ski to Extend Its Lifespan

October 19, 2024

Keeping a jet ski clean is crucial for maintaining its performance and longevity. Regular cleaning not only enhances the appearance of personal watercraft but also plays a vital role in preventing damage from saltwater, debris, and other environmental factors. Proper maintenance can extend the lifespan of a jet ski, ensuring it remains in top condition for many seasons of aquatic adventures. 


This guide will walk readers through the essential steps to clean a jet ski effectively. It covers gathering the right supplies, cleaning the exterior, maintaining the engine bay and internal components, and post-cleaning care. By following these tips, jet ski owners can protect their investments and enjoy smooth, trouble-free rides on the water. These practices also contribute to efficient personal watercraft maintenance, making PWC servicing easier and less frequent. 


GATHER YOUR CLEANING SUPPLIES

Before starting the cleaning process, it's essential to gather all the necessary tools and products. Having everything ready beforehand ensures a smooth and efficient cleaning experience for personal watercraft maintenance. 


Essential cleaning tools 

To clean a jet ski effectively, one needs a variety of tools. These include soft-bristled brushes, microfiber cloths, and sponges for gentle scrubbing. A hose with adjustable nozzle settings is crucial for rinsing. For hard-to-reach areas, specialized tools like an impeller jam removal tool and a rope-cutting tool can be invaluable. These tools help jet ski owners handle unexpected challenges and protect valuable water time. 


Recommended cleaning products 

When it comes to cleaning products, it's important to use solutions specifically designed for watercraft. XPS cleaning products are effective, safe, and ideal for cleaning all boat surfaces. They can quickly remove scum and dirt without damaging the wax protection on the watercraft. The XPS Marine Multisurface and Glass Cleaner are perfect for everyday light cleaning, while the XPS All-Purpose Cleaner and Degreaser are suitable for tougher stains like waterlines, mildew, or grease. 


Safety gear 

Safety should always be a priority when cleaning a jet ski. Essential safety gear includes a high-quality life jacket, which provides comfort and high buoyancy. A personal location beacon (PLB) is a crucial safety device for emergencies. Other important items include a pocket knife, a survival kit with first aid supplies, and a fire extinguisher. These safety precautions ensure that jet ski owners are prepared for any situation while maintaining their watercraft. 


EXTERIOR CLEANING PROCESS

The exterior cleaning process is crucial for maintaining a jet ski's appearance and performance. To begin, one should rinse off salt and debris using fresh water. This initial rinse helps remove loose dirt and prevents salt from drying and forming hard water spots. It's advisable to use a hose with adjustable settings, starting from the top and working downwards. Special attention should be given to areas like foot-wells, which tend to accumulate more grime. 

After rinsing, the next step is applying a cleaning solution. It's recommended to use marine-specific products designed for watercraft. These solutions are effective in removing scum and dirt without damaging the wax protection. For tougher stains like waterlines or grease, a stronger cleaner may be necessary. Apply the solution evenly across the jet ski's surface, ensuring all areas are covered. 

Scrubbing and detailing follow the application of the cleaning solution. Using a soft-bristled brush or a lamb's wool hand mitt, gently scrub the jet ski's surface in small sections. This method allows for thorough cleaning without letting the soap dry and leave streaks. Pay extra attention to crevices, knobs, and hard-to-reach areas. For stubborn stains, a Magic Eraser can be used with circular motions. 

The final rinse is crucial to remove all soap residue and any remaining dirt. Use fresh water and rinse thoroughly, again starting from the top and working downwards. Ensure all soap is removed to prevent streaking or water spots. After rinsing, it's important to dry the jet ski to avoid water spots. Using a microfiber cloth or chamois can help achieve a streak-free finish and bring out a nice shine. 


ENGINE BAY AND INTERNAL COMPONENTS


Accessing the engine compartment 

To begin cleaning the engine bay, one must first access the engine compartment. On most SeaDoo models, the handle to open the engine compartment is located inside the storage box in front of the driver. The owner should open this compartment and look for the 'T' handle. Pulling this handle should pop the engine hatch up. For other models, the access point may be under the windshield on the driver's console or behind the center seat backrest. 


Cleaning the engine and surrounding areas 

When cleaning the engine bay, it's not necessary to rinse it out every single time. The frequency depends on the type of riding conditions. If the jet ski has been used in heavy saltwater conditions, such as surf riding, it's advisable to give it a rinse. However, using a pressure washer is unnecessary and could potentially damage components. 

For a thorough clean, one can use a marine-specific cleaner designed for personal watercraft maintenance. Apply the cleaner evenly, paying extra attention to areas where salt and grime accumulate. Gently scrub with a soft-bristled brush, being careful around electrical components to avoid potential shorts. 


Applying anti-corrosion spray 

After cleaning, applying an anti-corrosion spray is crucial for PWC servicing. This spray creates a protective barrier on metal components, preventing moisture and corrosive agents from causing damage. It's important to use a spray that won't harm rubber hoses or other non-metal parts. Apply a thin mist over all metal surfaces in the engine bay, ensuring complete coverage. 


Drying and reassembly 

Once the cleaning and anti-corrosion treatment are complete, it's essential to dry the engine bay thoroughly. If possible, leave the seats off and storage bins out to allow air circulation and moisture evaporation. This step is crucial in preventing corrosion and maintaining the jet ski's longevity. After drying, reassemble any removed parts, ensuring everything is securely in place for the next use. 


POST-CLEANING MAINTENANCE


Flushing the cooling system 

After cleaning a jet ski, flushing the cooling system is crucial for personal watercraft maintenance. This process removes salt, sand, and debris from the engine cooling system and exhaust, preventing internal corrosion and maintaining clear cooling passages. To flush the engine, ensure the jet ski is level and locate the flush port. Attach a garden hose to the flush-fitting, but do not start the water flow yet. Start the jet ski engine and let it idle, then immediately begin the water flow. Allow the engine to run for the recommended time, usually 90 seconds to 3 minutes, as specified in the owner's manual [1]. 


Lubricating moving parts 

Proper lubrication is essential for PWC servicing and extending the lifespan of a jet ski's components. Lubricate all critical moving parts, including the throttle and steering cables, to ensure smooth operation and protect against corrosion. Use high-quality, water-resistant lubricants designed for marine environments. Pay special attention to areas such as the hinges, mounts, and storage compartment latches, which can become noisy if not properly lubricated [2]. 


Proper storage techniques 

Storing a jet ski correctly is vital for its longevity. After cleaning and maintenance, store the watercraft with the seats off and storage bins out to allow air circulation and moisture evaporation. This prevents the creation of a humid environment that can accelerate corrosion. If possible, use a floating dock or lift to keep the jet ski out of the water when not in use, as this reduces marine growth and corrosion. For long-term storage, consider using a fuel stabilizer and following winterization procedures to protect the engine and other components. 


CONCLUSION

Keeping your jet ski clean and well-maintained has a significant impact on its performance and longevity. By following the steps outlined in this guide, from gathering the right supplies to post-cleaning maintenance, you can ensure your watercraft stays in top shape for years to come. Regular cleaning not only keeps your jet ski looking great but also helps to prevent damage from saltwater, debris, and other environmental factors. 

Remember that proper care goes beyond just cleaning. Flushing the cooling system, lubricating moving parts, and storing your jet ski correctly are all crucial steps to extend its lifespan. By making these practices a part of your routine, you'll not only protect your investment but also enjoy smoother, trouble-free rides on the water. So, take the time to give your jet ski the care it deserves, and it'll reward you with countless hours of fun and excitement on the waves.  


FREQUENTLY ASKED QUESTIONS

1. How frequently should a jet ski be cleaned? 

It is essential to clean your jet ski thoroughly after every use. This includes opening the hood, glove box, and storage areas, removing the seats, and placing them on a foam mat to prevent upholstery damage. 


2. What is the typical lifespan of a jet ski? 

The average lifespan of a jet ski engine is around 300 hours. Jet skis with over 100 hours are considered to have high mileage. It's advisable to take your jet ski to a mechanic for diagnostics if needed, although it can be expensive. 


3. Is it necessary to flush a jet ski after each use? 

Yes, flushing your jet ski is crucial after each use, especially if it was operated in saltwater or in freshwater that is silty or sandy. This helps prevent buildup and corrosion. 


4. What kind of maintenance is required for jet skis? 

Jet skis require regular maintenance, including annual tasks such as changing the engine oil and filter, draining and replacing the pump oil, greasing all seals and bearing fittings, and lubricating other parts.   


References  

 

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