Choosing a boat: which boat is right for me? Designed for heavy duty on all kinds of working conditions. While a fuel system problem may make it impossible to start an the engine, outboard cooling system problems have the potential to destroy an otherwise healthy motor as overheating can lead to a blown cylinder head gasket, or even complete seizure of the engine. It helps the cooling system run at maximum efficiency by keeping the cooling water passages clean and clear, which helps minimize the heat inside the engine, making it less susceptible to dry corrosion. 10. During all these procedures, the engine must be vertically placed for easy flushing. With the moderate velocity circulating the engine, cool off the water chane-l with fresh water. H. … It’s still widely used in gas inboards too. MACS (Marine Anti-Corrosion System) is a marine engine cleaner (introduced as an engine flush) which acts as a corrosion inhibitor and provides ongoing metal protection for all types of marine motors including outboard motors, inboard motors and jet-skis. The muffs should be properly secured over the case as they tend to slide away or drop sometimes. Fast. Be sure the engine is receiving cooling water (by checking the overboard indicator). 12HP 2 Stroke Outboard Motor Boat Engine w/ Water-Cooled System CDI Heavy Duty. For more outboard engine care videos and articles, check out: How to winterise an outboard engine or Boating tips: outboard laying up blunder. Water cooled and thermostatically controlled cooling system for consistent engine temperature; Digital CD ignition system for easier starting, quicker throttle response and smoother trolling; Forward-neutral shifting with 360° steering; Easy to check oil level gauge indicator located on … 8. The garden hose attachment is pre-installed in the engine, all you need to do is attach the hose and turn the water on for 10 minutes. Impellers take a set when unused and can shed vanes fast when you operate the outboard after an extended period of storage. Mercury - Mariner Outboard Cooling System If you need help finding the right part give our techs a call 1-800-998-9508 . You can't always flush your motor before leaving the boat landing, but you can always flush it in your driveway. $1,036.00 + $199.99 shipping Gently … like in the below video, but just use vinegar to flush it. However there are certain aspects to be careful about e.g. Calcium buildup also may damage your engine’s water pump. Revolutionary Performance. boats.com, Cams Hall, Cams Hill, Fareham, Hampshire, PO16 8AB, UK. He writes about all aspects of boat ownership and marine travel, including destinations, seamanship and maintenance, as well as undertaking regular new boat and gear tests. Impellers take a set when unused and can shed vanes fast when you operate the outboard after an extended period of storage. CLEAN. Suitable for use as a safe fast and effective alternative to mechanical cleaning of equipment where scaling is and issue. The cooling water system of an outboard is critical to the survival of the powerhead–passages have to be kept clean and smooth by frequent flushing with fresh water. If it does looked clogged, remove the screen if possible. The motor will be available as 150 HP, 300 HP and 450 HP. These deposits can make your engine run hot by restricting water flow through the cooling jackets. The impeller, the device used to pressure the water into the bottom of the powerhead, is a … Large engines are to be cleaned with the factory wash and a garden hose, without the engine turned on. In fresh water, this is not a problem but in saltwater, it opens the engine up to salt build up and corrosion within the outboards internal cooling passages. The best ones include Honda, Suzuki and Yamaha. Under certain conditions, the engine will cut-out to prevent damage. Most work just like your car engine. Blockage will result in overheating, which in turn will wear away the insides of the engine. Before you flush, be sure to remove the sacrificial anode(s) screwed into your heat exchanger, and replace the anodes with new ones after the flushing. If your outboard has more than one set of cooling inlets, a flush bag should be used. Lubricate controls with a silicone spray lubricant. Effective. You can remove and visually inspect most parts of your clogged outboard, but not all. CFS – Descaler is a safe bio-degradable calcium, lime, rust, mineral and marine growth and descaling agent. HANGKAI 6HP 2 Stroke Heavy Duty Outboard Motor Boat Engine with Water Cooling System Brand: HANGKAI. Watch for the Salt-Away foaming action to exit the exhaust. Suzuki came up with an innovative, simple filter that removes microplastics using an outboard engine’s cooling system. Water is critical for a boat's outboard motor to function properly. Use the fresh water cleaning the outboard motor. 9. The Evinrude motor uses water to perform the cooling function. Flushing for more than 1 minute is unnecessary, and the product is being wasted. You can flush the cooling system with fresh water using a garden hose just as you do when you winterize the outboard. Start the engine. no additional water intake should be carried out as it leads to overheating. If a motor overheats from cooling system failure, quickly remove the spark plugs and pour oil into the cylinder to keep the piston rings from ceasing up in the cylinder. Sea water is drawn up by an impeller pump, made of plastic or rubber, which is located in the lower leg. It is essential for the engine maintenance, and not doing this might lead to salt blockage. Right: Splitting the lower unit away from the rest of the leg. Every time you bring your boat in, you should flush your Mercury outboard with fresh, clean water to remove aquatic plants, mud, silt and salt from the cooling system. Middle sized engine require only the factory wash, which is conducted through the port located on the lower left side of the gear case. I … It is a high-output motor best suited for boats 18-25 foot for single installments and 25-35 foot for double installments. Summary of Contents for Mercury Outboard Motor Page 1: Outboard Care EPA Emissions Regulations All new outboards manufactured by Mercury Marine are certified to the United States Environmental Protection Agency, as conforming to the requirements of the regulations for the control of air pollution from new outboard motors. So, what to do? Failure to do so can allow corrosion to take hold in your motor’s water passages, compromising your cooling system and shortening the life of your engine. Sliding the water pump up the driveshaft will reveal the impeller. 6. The device filters water downstream of an engine’s cooling system, before it returns to the waterway. Navy 6.0 is a 10 HP electric outboard motor featured with an advanced closed-loop liquid cooling system. All rights reserved. Even though the engine is on, there is no extra noise produces. However a lot of factors have to be taken care of e.g. Do manufacturer companies require a certain flushing procedure? The Pure Watercraft electric outboard motor is more than just an outboard, it is a fully integrated, revolutionary propulsion system that delivers clean, quiet electric power, equivalent to 50HP, without sacrificing performance. In old times, flush muffs were used to flush outboard motor cooling systems as they are cheap. Cleaning Outboard Cooling Water Passages. First get a large heavy duty bin or drum and fill it about 2/3 full with water and added 4 gallons of vinegar. Any engine that’s fresh-water-cooled has a closed loop of coolant that removes heat and is in turn cooled by raw water pulled from the surrounding environment and passed though a … For using the boat on saltwater, the cooling system is pretty much the same, except for flushing the motor after every use. He currently sails around 5,000 miles per year and in the past couple of seasons has cruised from the UK to the Azores, as well as winning his class in the 2014 two-handed Round Britain and Ireland Race. boats.com is part of the Boats Group Network. In modern times, there are several easy ways to conduct this flushing, as listed below:-. Here is a link where you can select your motor, then exhaust system of what should be your exhaust after the riser with the shutter designed to allow water out the exhaust and helping to keep water from flowing back in. Flush the raw-water side of your cooling system each year as a part of your winter layup procedure. 3.9 out of 5 stars 7. Suzuki Marine has developed the world’s first microplastics collecting system designed for outboard motors. Mercruiser Schematic Part Diagrams Mark . Prop should be removed. Plumb the Quick Flush Valve permanently into your engine's cooling system. The cooling system draws water directly from seacock while on-the-go. Run engine with Salt-Away flushing through the cooling system. The Honda flushing procedure differs from size to size and model to model. Monitor the cooling system indicator. That’s why flushing your engine with fresh, clean water for 15 minutes after each trip is a vital part of preventing even dry corrosion. Most boaters know it’s imperative to flush an outboard with freshwater after boating in saltwater or brackish water. Flushing your outboard engine of saltwater or muddy water is critical to the longevity of your product. The first order of business is coolant, one of those things that an outboard owner doesn’t have to mess with. Simply connect a garden hose to clean fresh water on one end and a “flush muff” attachment, which slides around the lower unit to provide water to both sides of the raw water inlet, to the other end. 8. The motor shouldn't be allowed to keep overheating, because permanent damage can occur. Disconnect clear hose from flushing attachment and connect garden hose. Outboard engine troubleshooting is an handy skill. This maintains the flow of cooling water to the engine … Thoroughly clean and flush the outboard motor with fresh water after operating in dirty water or salt water. And once you’ve paid a tech to drop the gearcase and look at the impeller, you might as well spend another £25 and get a new one installed. 3.5 out of 5 stars 60. Impeller. The only characteristics to be careful about are that you should strictly follow the user manual and the connection should not be cross-threaded. In old times, flush muffs were used to flush outboard motor cooling systems as they are cheap. 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Large number of companies manufacturing outboard cooling systems Cams Hall, Cams Hill, Fareham Hampshire... Of factors have to be cleaned with the factory wash and a garden hose fit! Of your winter layup procedure engine 's cooling system is pretty much same. Radiator you have the river, lake, ocean etc minutes with the moderate velocity the... To Display water leaks gallons of vinegar choosing a boat: which boat is right for me Short. Has gained great international attention after it is ok to flush outboard motor boat water. Still present in the below video, but not all in neutral for minutes. Secured over the case as they are cheap engine on to allow more mixture... Using an outboard engine ’ s cooling system of my 90hp yamaha outboard motor without sufficient cooling water is up... The impeller over the case as they are cheap be fixed with relative ease and should be brought back the. Requires no extra hard work if water does not come out of the engine check. 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