If fuel still refuses to flow, new aftermarket replacement squeeze bulb hoses are inexpensive and easy to integrate into the existing fuel system. Visually inspect filter to ensure all air has been purged. The primer bulb on small engines is a small plastic piece that, when pressed down, draws fuel from the fuel reservoir and into the carburetor. The only other thing I can guess is maybe the fuel pump? Primer bulb is not filling. Verified. That is unless it is a pretty bad leak! A month ago 1/2 mile from our marina the boat stalled and I was not able to restart it. Yet, this vital... Born Again Boating is all about reviving old boats that have been forgotten, and bringing them back to life! This is factory fresh inventory, not old dry-rotted stock. https://www.bornagainboating.com/outboard-lose-prime-how-to-fix-it It took about 50 squeezes on the bulb to get the fuel line filled thru to … Blower, lawn mower, weed eater, trimmer link to Signs of a Bad Outboard Starter & How to Start the Engine, link to Signs of a Bad Outboard Water Pump & Maintenance Tips. I like to position the bulb with enough slack in the hose to allow you to do this while [squeezing] priming. It really helps us out and we thank you so much for your support! He said his primer bulb was nearly flat at cruising speed, but the engine kept running and fuel kept flowing so he didn't think much of it. FREE Shipping by Amazon. Get it looked at right away and do not use the motor until the restriction has been found and repaired. 98 Also check that … Aerated fuel can cause a running issue, but this can get tricky and send you off on a rabbit chase for a problem that is possibly not even related! But if you let the engine sit overnight, you have to prime it in the morning. Holding the primer bulb vertically is the proper way to use the primer bulb and ensures that if there is fuel close, it will suck it up.eval(ez_write_tag([[300,250],'bornagainboating_com-leader-1','ezslot_16',110,'0','0'])); Another thing to know about primer bulbs is that if the fuel leaks to far back into the tank. 1 product rating - Black Marine Boat Fuel Line Assy 8mm 5/16" Hose Outboard Primer Bulb For Yamaha. 4-Stroke engines or fuel-injected engines will generally never lose prime. The design of the bulb does not allow it to fill and get hard like the old-time bulbs, but instead it feels as if it has a tiny bulb on the inside that is doing the work. This is not to say it would not work but IF there was a fire or leak your insurance company may not like the install. I checked the fuel primer bulb and it was fairly hard. Any help on how to get the airlock out or what I should try will be appreciated. I checked the fuel primer bulb and it was fairly hard. Last year, we told you how incandescent holiday string lights work, but we left out an important topic: LED string lights. The first thing we want to do is a visual inspection of the entire fuel line. I have a home lite saw that wont start ,got good spark ,checked primer bulb lines,have the blowing air line going to tank the other from primer bulb line am not sure if it goes to top fitting or the bottom. I was hoping the new bulb would fix the problem, but it did not. The purpose of the primer bulb is to prime the fuel lift pump with fuel.If the fuel lift pump is not primed with fuel, the fuel lift pump will have to draw fuel from the fuel tank and prime itself. As a result, our EPA and CARB approved primer bulbs will not freeze until 0° Fahrenheit. If you have a strong lift pump and primer bulb, you’ll notice that the lift pump will suck the primer bulb flat. Joined Oct 7, 2013 Location Atlanta GA USA. Topic: Primer bulb won't stay hard (i.e., fuel line problem) David Jenkins: posted 06-11-2003 08:29 PM ET (US) Yesterday, while working on the boat in the driveway, I noticed that the primer bulb was not hard so I squeezed it a few times to fill it with fuel. They look to be in good, serviceable condition. This sale is for fuel primer bulb found on the front of the motor (not the one located on the fuel hose coming from the tank). Now that you have located the leak, fix it! Check over the boat fuel filter and its fittings. The primer bulb is suppose to fill the carburetor with fuel by sucking it through it through the fuel line (the one with the filter on it). When you hit the next coupler, primmer bulb, or connection point on the hose. big in grease here,after reading all these primer bulb comments am a little confused. My name is Tan and I will be assisting you today. If you were to put the Larand Marine Primer Bulb in the freezer overnight it would not freeze solid. My primer bulb has always "gone flat" shortly after start and a little use. Why? The carburetor is a part of the engine that mixes fuel and air together to make a combustion. 99. Prime the engine using the primer bulb page 35. We have changed the filter on the fuel sperator. After turning the engine off and letting it sit for a couple of minutes, you have to prime the primer bulb up again. Yesterday, I ... then you have a severe restriction in the boat's fuel system that can damage your outboard. Carbureted engines will generally have this problem and it will be a lot more noticeable, in a shorter period of time. Outboard Fuel Primer Bulb Premium 8-10mm . Talk to other boaters and you will likely find out that many owners don't know the first thing about the water pump, let alone how to tell when they have a bad outboard water pump! You will find it and then cut the end of the hose off and put a new clamp on, change out the fuel filter, the bracket, run some new fuel hose, and get back on the water!eval(ez_write_tag([[336,280],'bornagainboating_com-banner-1','ezslot_14',109,'0','0'])); Know that not all fuel lines are made equally! Once the main issues with squeeze bulbs are understood, they are relatively easy to troubleshoot and fix. This could be a number of things. Squeeze bulbs on outboard motor fuel hoses prime empty fuel lines so that the outboard engine’s integral fuel pumping system, which only works with liquid, can pull the fuel from the fuel tank to the engine. It may actually sputter to a stop and take a few minutes to start. After I fill the tank with fuel and get to 3500 rpm, my yamaha 300 loses power. Re the float needle post. We will want to start our troubleshooting process by obtaining a small say 1-foot long clear hose and a coupling hose barb, that is the same size diameter as your fuel line. 13506 . 10. The check valves in the primer bulb are bad and not allowing you to build pressure. This is factory fresh inventory, not old dry-rotted stock. If the primer bulb is held horizontally. You will find a broken hose barb fitting or cracked pick up tube. Who would have known? $55.50. This sale is for fuel primer bulb found on the front of the motor (not the one located on the fuel hose coming from the tank). There are no known "primer bulbs" rated for below deck use. Make a note and look into the hose to see if the inside of the hose has separated from the exterior of the hose. This trick was shown to me by an experienced Mercury outboard mechanic, after I complained that the new primer bulbs he had installed did not work well. our price $14.95. Most of the time, with the visual inspection or process of moving that clear hose down the line. After getting the boat back on the trailer I tried again but could not start the engine so I call a mechanic who looked at the boat and said it was the fuel pump/vaporizer unit ($900.00). Check out an article we wrote on the steps you need to take to fix it! Stainless Steel Fuel Tank Breather . 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. Checked compartment for leaks and everthing looks good...not even an odor of gas, so a gas leak is out! If its fuel line is not primed, eve… Thanks in advance for any suggestions. When the outboard is running normally, the engine’s fuel pumps create a slight vacuum in the fuel hose. I did find the placement of my fuel bulb would not allow me to prime effectively, so I re positioned it. We cover a wide variety of boating how-to and DIY service videos and are also open to helping out with whatever your problem is! If it is translucent, look closely while pumping the primer bulb. We have been working in the marine industry for over a decade and will do what we can to help you enjoy more time on the water on your boat! Page 5 to ensure fuel is flowing through the vent pushes the fuel to the. Carburetor at a disadvantage and con- ply to the short port on the line. You were to put the Larand Marine primer bulb, or gray fuel lines need to be primed, if. A wide variety of boating how-to and DIY service videos and are also open to helping out with whatever problem! Fuel prime because of an air leak where you pulled the hose feel fuel come the! Restriction or block on the fuel hose but as I moved the hose... Packed with your gear and your best friends fuel lines and primer bulb until it is.... 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