Reasons. Runner perishes especially in connection with petrol. It filters fuel coming into the outboard. Take the spark plug wire boot off the plug tip. Replace For yamaha outboard motor fuel tank hose pipe and engine side. A blocked outboard fuel line prevents fuel from getting to the motor. On new deck-mounted outboard fuel tanks, fuel lines include an EPA-approved vent regulator. Watching this you can check fuel flow all the way from the tank to the . may have to be replaced. More symptoms are: cutting out, sneezing, lack of power, or quitting. Acceleration Issue On High RPM: Another commonly mentioned troubleshooting issue with Suzuki 115 outboard motor is the visible struggle during acceleration. Have changed the fuel lines, replaced all of the spring hose clamps, and water separator. When this happens the hand bulb is soft, and the motor will not restart until the bulb is pumped up. See more product details But blockages don't cure themselves. This is the fourth bulb, and no one has been able to solve this problem. Clamp and tighten the pump using the bolts and washers. Primary On-Engine Filter. . After changing my fuel line to an E.P.A compliant system,I had trouble with my boat stalling at full throttle, The first step in this process is to start the engine, and disconnect the fuel line. 2. Finally, check the filters and/or fuel/water separators. Mercury Motor Outboard problem with fuel line, fuel tank and fuel filter.#Mercury #outboard #fueltank Then let the engine idle until it runs out of fuel. Your outboard owner's manual will tell you the manufacturer's . Move this wire around from the opening by taping it to another part or wedging it between components. Troubleshoot 3: Clean Gunk in Jets Fuel Spillage.Fuel Backs Up to the Motor. To avoid this, Boats.com recommends using a high-quality 10-micron fuel/water separating filter to keep water out of the outboard motor. 1. Problems. 2. All fuel tanks should be vented to prevent airlocks. Knowing how to recognize, prevent and deal with the problems will make you a more efficient boat owner. Perhaps boat owners should consider replacing Outboard Fuel Lines when they get to 10 years old. The fuel line itself over years had gummed up. It's good to have a spare filter on board as well. This is the first filter after the 10-micron filter, so if there's water . To get around this problem, you need to fix the valve connections with the main tank and make sure that there is no air stuck in the fuel valves. The classic symptom of this problem is a motor that misfires and runs roughly, with loss of power even when warm, but improving when given choke. Troubleshooting Outboard Fuel Filters. Photo courtesy of Attwood. An improperly vented tank can restrict fuel flow to the engine and result in an engine failure. As well as providing propulsion, outboards provide steering control, as they are designed to pivot over their mountings and . Join boats.com Senior Editor, Lenny Rudow, as he walks us through the most common outboard engine issues, particularly involving fuel systems and flushing. Brand new. Fuel Line Problems Squeeze bulbs have a check valve at both ends that allows fuel to only flow in one direction--from the tank to the engine. Some signs of damage are leaking, stalling, or fuel bubbling in the water. How Do You Test a Bad Outboard Fuel Pump? The fuel filter can clog up the fuel line. Now, use a solvent cleaner or carb cleaner and clean the filter. Engine position: outboard. The more the air is stuck, the more the engine is going to go slow. There are two simple ways of avoiding trouble. Thread starter Powercomplete; Start date May 31, 2009; P. Powercomplete Recruit. Look for obvious causes. Fuel Tank Vent Clogged.Fuel Vent Line Clogged.Clogging at Fuel Tank Fitting.Air Locking.Clogging of Venting Regulator. One of the symptoms of air stuck in the fuel line is a low-power engine. This is typically on the front, side, or rear of the powerhead, and is usually made of plastic you can see through. If your outboard motor isn't running at its best, check the fuel vent on your portable tank to make sure it's open. This "primary" filter usually features a small water trap at the bottom of the cup. Next, place a rag under the carburetor and open up the carb drain screw. outboard motor fuel line problem. This device vents the tank but prevents vapors or fuel from getting out. and in this case my oversize water separating fuel filter was able to help. Sometimes the engine may sputter at the high RPM. You can usually see a part of the diaphragm through a small hole on the back of the pump. Remove the filter from the fuel line. One pair boat engine fuel line connectors fittings For yamaha outboard motor fuel pipe 6mm female and male. 1) Struggles with Acceleration 2) Intermittent Power Loss 3) Vibration in the Engine 4) Outboard Corrosion 5) Motor Does Not Start 6) Problems with Spark Plugs 7) Rough Idle General Pros and Con for Suzuki 300 Outboard Pros: Check for clogging fuel lines (ethanol will deteriorate fuel hoses), maybe a collapsed hose liner where you reattached it over a barb fitting (use 2 stroke oil to lube the fitting before attaching the hose), any fuel filters either water/fuel or on-engine. Engine Fails To Start: The first common problem that most consumers have experienced while using Evinrude outboard engines is the starting failure. An outboard motor is a propulsion system for boats, consisting of a self-contained unit that includes engine, gearbox and propeller or jet drive, designed to be affixed to the outside of the transom.They are the most common motorised method of propelling small watercraft. Some users even specifically mentioned that the engine cranks like normal but does not start. If these are clogged, obviously, that can also prevent fuel from getting to the motor. Look for small specks in the on-engine fuel filter which may indicate hose deterioration . Fuel Line Restriction.Vent Restriction.Checkball Sticking.A Defective Anti-Siphon Valve. Cheap fuel lines, hose clamps, and connectors commonly cause problems with your outboard engine. 4 Common Evinrude E Tec Problems: 1. QUICK FIX: First, squeeze the ball as you watch the fitting between the engine and the line, the barb and the hose, the barb on either end of the ball, and if it's visible, the fitting between the line and the tank. If you have one or both of these problems, then you need to remedy the situation before you can enjoy your outing. Even with choke it will not be capable of delivering full power, but it should serve to get you home. We will discuss the problems in depth and give you some solutions in case you run into them with your Suzuki 300 Outboard. Make sure the line is clean and the gunk from the filter is not stuck there. A blocked fuel filter can slow or reduce the amount of fuel reaching the engine. Just like any outboard motor, Mercury 60 Hp 4 stroke motor doesn't have a radiator. Once all the remaining fuel has drained away, the engine can sit for several months without any issues. R. You should check the fuel line monthly. I'd recommend getting yourself a spark plug tester. Atmospheric pressure in the tank through the vent pushes the fuel from the tank to the engine. This Outboard is 23 years old, and apparently has been on the back of this boat sitting outside on the trailer (or in the water) in all extremes of weather with the Fuel Tank Hose still connected. Another possibility is a bad connection at the tank. To test it, you'll need two 10-24 bolts, four washers, and a hose clamp. Particularly users have stated that they encountered situations where the engine starts frequently stalling. 1: Turn Off Power Turn off the main electrical cutoff switch. Mercury 60 hp 4 stroke can face fuel problems. It cools with the water the boat is on. Ethanol-blended fuel problems Fuel systems that use ethanol-blended fuel can experience issues like sputtering or losing power if the fuel goes bad. The engine will run rough. May 31, 2009 #1 Then reinstall the filter in the fuel line. 2. Joined May 31, 2009 Messages 2. Also, replace any parts . 3. If you turn the key and only hear a clicking, it might be that the battery is dead. This guide will make maintaining your prop and lower unit fast and easy. A little TLC and preventive boat motor maintenance will help with safe boating and keep your motor running well for years to come. When the outboard is running normally, the engine's fuel pumps create a slight vacuum in the fuel hose. Dead battery If your motor has an electric starter, troubleshooting the battery is not unlike a car. If required, you might have to replace the primer bulb or your outboard motor's fuel line. Engine May Stalls, Loss Power Or Make Excessive Vibration: Another commonly mentioned problem with mercury 4 stroke outboard or boat engines is frequent stalling, sudden loss of power, and excessive noises. Check all hose clamps (if any are bad you can usually shore them up with tie-wraps,) and if you find any leaks, plug 'em as best you can. Boat Dies.Primer Bulb Collapses. This video will show you how to check the fuel delivery through your outboard motor. So, you can inspect your unit thoroughly to get around this issue with the primer bulb. That is what I have found when solving problems in outboards. In some situations, simply removing the primer bulb and putting it back again will fix the problem. I have not tested this yet, but I hear this connector is much better: Amazon Link: https://amzn.to/3qFq6L7 Attwood 8838US6Connector shown in video:Attwood 8. If it's not dry, this could point to water in the fuel. The motor is on a Carolina Skiff 25' center console bay boat. Motor May Lack Enough Power: According to several Tohatsu outboard motor users, the motor seems to have less power than other similar range of outboard motor brands. Simply twist it open and monitor your engine for improvement. Remove the snaps on the outboard motor upper case and take off the cowl cover. Troubleshoot 2: Clear Clogged Fuel Filter Line. . It generally starts with a partial blockage, where playing around with the fuel hose and pumping the primer bulb will get the motor to start or keep it running. This article will explain the basic steps you can take to extend the life of your outboard motor. Faulty Bulb Using a high-quality 10-micron separator can solve the issue. Therefore, let's learn more about the 4 most common troubleshooting issues that you might encounter with any of the Tohatsu outboards-. Check out for cracks or worn-out parts. If your boat doesn't have a portable tank, but instead an integral tank with a fuel vent that's plumbed to the outside of the boat . The primary (cup) fuel filter and secondary (in-line) fuel filter should both be inspected regularly and replaced after approximately every 100 hours of use. Two of the most common problems when it comes to fuel supply in your outboard motor are bad fuel and a bad fuel filter. Generally, the lack of power issues can . That is, it would turn fine, then start losing RPMs (Revolutions Per Minute). Fuel type: gasoline. from Pump.
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