I checked the bulb and it looks ok. My fuel/water separator needed to be replaced so I changed that out and I still can't get the bulb to prime. Systems, Marine Plumbing You would never be able to tell from just looking at it. if that doesn't fix it, it will be your fuel pump, a kit will solve the problem. link to Signs of a Bad Outboard Starter & How to Start the Engine, link to Signs of a Bad Outboard Water Pump & Maintenance Tips. Tubes, Shop Canât keep your outboard motor running? Dock, Cabin and Ropes, Boat For every place that the hose is cut and connected to something, this is a location for a leak! Boats, Propeller Parts & outboard wonât start when using an external gas tank If your outboard has an external gas tank, there can be a number of problems between it and the motor. Covers, Boat Wiring & All rights reserved. So far I have replaced the bent blade and sheared flywheel key, cleaned float bowl and gas tank. This easy fix might make your day! 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. Making sure the fuel filter is not rusted through or is loose enough to allow air to get into the system, causing the fuel to leak from the engine, back down into the tank. Now, remove the clear hose from the fuel line and reconnect it the way it should be. Login, Boats Shelters, Boat Pumps, Livewell Aerator Pumps Axles, Boat Trailer Tie Systems, Lowrance Hook2-4 GPS Rollers, Boat Trailer Fishing Lures, Fishing Rod Holders & If the primer bulb airlocks and wonât seem to get any fuel: Disconnect the fuel line from the engine side of the bulb. Towers, Tow Ropes & The carburetor is a part of the engine that mixes fuel and air together to make a combustion. Boarding, Paddles & How To Prime Up Fuel When Primer Bulb is Air Locked. Terminal Parts, Boat Tubing & Lights, Boat Trailer I only use fresh, non-ethanol fuel mix. If you have 4-Stroke outboards or fuel injected motors, then this will be a common issue caused by an air leak. The Right Fit, Shop By Riptide Terrova 80 Trolling Motor w/i-Pilot & Bluetooth, Inflatable Parts, Rule 1500 GPH Automatic Another thing to know about primer bulbs is that if the fuel leaks to far back into the tank. It runs good now and I can mow fine but starting is the issue. With the arrow on the primer bulb facing the sky or holding the primer bulb vertically up or down. Detectors, Binoculars & Seats, Fishing Boat If you see a ton of air bubbles coming from the boat fuel tank side of the hose, then we are hot on the trail to solving this issue! Archived. I have had a problem with not getting air out of the bulb. When you go to start the engine, it simply clicks. Accessories, Boat Lift Canopy We are here to help you learn more about your boat, how it works, and how to take care of it for many years of enjoyment out on the water! Who would have known? Priming boats arenât restricted to boat motors; they can be found on lawnmowers, weedeaters, leafblowers, and pretty much any other type of gas-powered motor. It may not display this or other websites correctly. This small plastic bulb and attached line can get clogged or kinked. Why Does My Outboard Lose Prime? You got the boat packed with your gear and your best friends. Galley, Barbeque Bubbles on one side, and straight solid fuel on the other! I noticed getting the bulb filled with [fuel] was a ⦠Wells, Toilet & Waste Check over the boat fuel filter and its fittings. The primer bulb is new from WalMart this morning. You must log in or register to reply here. Everything else you can kind of eye it. Jacks, Boat Trailer Brakes & Distribution, ProMariner ProNautic I can squeeze the bulb til it get's hard and starts and runs fine til it uses the fuel in it's system. Hardware, Boat Seats by Living in the keys we don’t see a lot of ski boats, wakeboard boats, or other water sports, sterndrive, or inboard boats. Now, Shop What do I do to repair? CREATE No oil alarm went off on my 40 horse Johnson outboard, and won't stay running. Motors, Fishing Downriggers & 2-Strokes on the other hand, that is a different story! Oil bulb at tank is hard and tank is full of oil. Recently I can't get the fuel to pump to the motor. Protection, Dock Storage & Accessories, Big Jon Squeeze bulbs on outboard motor fuel hoses prime empty fuel lines so that the outboard engineâs integral fuel pumping system, which only works with liquid, can pull the fuel from the fuel tank to the engine. Generally, if there is no issue, you can turn the engine off for a couple of hours and never lose prime. Until you get to that point, running the engine is just going to drive you crazy adjusting for something that isn't fixed. 4-Stroke engines or fuel-injected engines will generally never lose prime. Honda 5hp Outboard, Boat Parts, Wash Down GPS Chartplotter and Fish Finder Combo, Find Waxes, Boat Cleaning There is not much more to it than that! Most of the time, with the visual inspection or process of moving that clear hose down the line. Maintenance, Boat Cleaners & Yet, this vital... Born Again Boating is all about reviving old boats that have been forgotten, and bringing them back to life! your boats Gel Coat Match, Shop If there aren’t any bubbles, then go ahead and go back to the beginning where we started. 4. Somewhere between the engine and the fuel tank.eval(ez_write_tag([[728,90],'bornagainboating_com-box-3','ezslot_6',105,'0','0'])); Here are the best and quickest ways to troubleshoot and resolve this issue! Most small engines will not start if the carburetor is dry. After turning the engine off and letting it sit for a couple of minutes, you have to prime the primer bulb up again. Then, as you squeeze it again, remove your finger and quickly put it back on the barb when the primer bulb is completely collapsed. Any leak from the tank to the bulb will not allow it to prime. My 9.9 Yamaha kicker runs great on the two side tanks but when I change to the center tank it runs out of fuel quickly. It will pull water most of the way up the pickup tube just testing. U. A primer bulb that's lost its suppleness doesn't respond as a new one does. Communication, Auto Pilot When you hit the next coupler, primmer bulb, or connection point on the hose. Fuel Primer Bulb Won't Get Hard Try some Viagra! Starting at the engine. It could be two likely things the float needs to be adjusted and cleaned. If the primer bulb airlocks and won’t seem to get any fuel: Hint: If you pump and pump and pump and never get any fuel out. Video, GPS Chartplotters & The primer bulb canât suck it up without removing it. Screws, Boat Handles, Pulls, Storage Check out our channel and get subscribed! Plumbing, Fresh Water Boat It really helps us out and we thank you so much for your support! Could this be the sign of a bad outboard starter, and what should you do now? Trailer Winches, Shop You will find a broken hose barb fitting or cracked pick up tube. Here is one of the easiest and the most reliable alternatives. 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. Hardware, Boat Trailer This site is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com We are compensated for referring traffic and business to Amazon and other companies linked to on this site. Handles, Life Jackets & Outboards, Shop But as I moved the clear hose along the line. How to Prime a Lawn Mower Without Primer Bulb? Breakers, Power Packs & Jump They rot more on the inside than on the outside. Now that you have located the leak, fix it! Carbureted engines will generally have this problem and it will be a lot more noticeable, in a shorter period of time. Then the electric fuel pumps will begin sucking fuel out of the tank, and you don’t really notice if there is a leak or not. If the inside separates from the exterior when the fuel pump kicks on or is running, it can suck the inside liner shut and the engine will run out of fuel. Follow along the fuel line moving it around and looking at it. Primer bulb won't fill. Holders, Cabin Accessories & If you have blue, or gray fuel hoses. Boat, Sell A You can pump and pump and pump until your hands are shaking, but be it known, you ain’t pumping nothing but air! Tops, Other Plumbing, Anchor low fuel pump pressure or a flooded carburetor can cause it ⦠So why are you blaming an inanimate servant (boat) for your lack of maintenance? Primer bulb won't fill. & There are really only a couple of symptoms for a leak in the fuel lines to the engine. But won't pull it all the way into the fuel line. A blocked outboard fuel line prevents fuel from getting to the motor. Harware, Marine Nuts, Bolts, & Fenders, Boat Trailer Aaron has been working in the Marine Industry for over a decade and holds certifications for Yamaha and Mercury Marine. Reinstall the clear hose there and retest for more bubbles.eval(ez_write_tag([[300,250],'bornagainboating_com-box-4','ezslot_12',108,'0','0'])); You can also skip a good portion of this process if you want to go directly to the tank and test before following the bubbles. My fuel primer bulb won't get hard and I think this is why my Yamaha 250 HPDI is cutting out at higher throttle settings. Accessories, Electronic Navigation I have to draw like 9 feet from tank to motor. Professionals. Forums, Find Looking for busted or missing hose clamps, broken primer bulbs, or miscellaneous splices that have been put in the fuel line.eval(ez_write_tag([[336,280],'bornagainboating_com-medrectangle-4','ezslot_11',107,'0','0'])); Extensions in fuel lines, to save old fuel hoses, create weak spots. Still can't get it to start but now if I shoot premix into carb it will start and stay running, which is an improvement but still won't start on just the primer bulb but I didn't have the choke hooked up so any ideas of where to go from here? Bullet Skimmer, Paint and Racks, Fish Finders, Sounders Find the first place it connects to, generally to a fuel filter, and disconnect the fuel line there. Posted via Mobile Device . (What is an Outboard FSM or VST?). Boat Gel Coat - Spectrum Color, Pumps and The Larand Marine Primer Bulb is the highest quality primer bulb on the market. Do a quick visual inspection from the tank to the motor and then run your hand along the fuel hose. Varnish, Marine Adhesives, Deals, Pumps & Plumbing Copyright © 2019 IBOATS. Let it run for a little while and carefully watch the fuel passing through the clear hose. Category, View I have a 2000 20' cobia CC with a 150hp Yamaha. 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! Boom! Hardware, Boat Seat Deals, Trailering My original primer bulb was 15 years old and finally sprung a leak. Then most of the time, it will not prime anything at all! & Sonar, Trolling for Sale, Buy A Helm Seats, Shop Get Your Own Born Again Boating Apparel! Seats, Offshore Boat Outboard engines lose fuel prime because of an air leak in the fuel system. Posted by u/[deleted] 2 years ago. Sockets, Marine Electrical Covers, Boat Shrink Wrap _____ Mark M #8 ... My boat was a bugger to prime. Blue and gray fuel lines, (mostly the blue lines), are known for separating. Deals, Camping & RV & The first thing we want to do is a visual inspection of the entire fuel line. You are using an out of date browser. Biminis, View The same goes for fuel lines. Software, Digital Terminals, Marine Fuse Blocks & JavaScript is disabled. Then, stick your finger on the hose barb. With a certain amount of fuel stored in the VST, the engine will fire up and run right when you hit the key switch. Ski, Wakeboard This means that fuel must be delivered to the carburetor or injectors by priming the fuel system. Accessories, PWC Parts & Ventilation, Interior & Cabin Our goal is to make content to help people resolve their boating issues and get back out on the water! Request The Next Technician's Tuesday Video Topic! That is unless it is a pretty bad leak! Switches, Shore Power & AC Most of the time because of the carburetors design, the fuel can siphon bank into the tank and you will have to prime it up before every cold or next day start. You said you found a rotten fuel line. In under two minutes, you could learn how to solve the problem for good! Caulking, Marine Engine It can also cause all kinds of running issues and problems that can drive you nuts! 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. Sorry for the crustiness, it comes with age. Make a note and look into the hose to see if the inside of the hose has separated from the exterior of the hose. May 28, 2015 #2 A stuck or plugged check valve in the carburetor can cause the bulb to remain down or be slow to return. Any help on how to get the airlock out or what I should try will be appreciated. Cable, Marine Batteries & The screen on the pickup tube is clean. I took the tank side line off first and while I was installing the new bulb on that line the fuel leaked out of the line going to the engine. Signs of a Bad Outboard Starter & How to Start the Engine. Re: Unable to prime-bulb won't firm up I know this sounds dumb but know a bloke that did, on the bulb there should be a arrow this should go in direction of motor not tank, fuel only pumps one way try blowing air in fuel pickup on tank with cap off there might be a blockage also make sure bulb is closer to tank then motor . Parts, Sacrificial Anodes & Sometimes I run across someone’s boat that will just not keep the fuel primed up. Can't take it anymore going to sink the this boat. Smoke ACCOUNT, Find The primer bulb feels normal but doesnt seem to put any gas in the carb. Thanks for reading and we look forward to reading your responses and comments. Read on: Find the air cleaner and remove its cover. Even if you have a high-pressure electric fuel pump on a fuel-injected powerhead, ⦠Accessories, Boat We will do what we can and hopefully, we’ll be able to help you out! Maintenance, Fiberglass & Epoxy If the primer bulb is held horizontally. 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. The primer bulb on a string trimmer draws fuel from the tank to the carburettor to help start the engine. Larand Marine Products uses a proprietary formula for the rubber that goes into all of our Marine Primer Bulbs.As a result, our EPA and CARB approved primer bulbs will not freeze until 0° Fahrenheit. I would say about 6 oz. When the primer won't prime, the engine won't run. But blockages donât cure themselves. Tighten the clamp or zip tie, and move down the fuel line towards the fuel tank. Accessories, Pontoon Bimini Biminis, RV & Trailer Bilge Pumps, Shop It may have chit the bit right into your nice clean carbs, plugging up the seats. Insurance, Boat But the hoses themselves are just cheap! The lever won't be effective if the engine stops with the pump operating arm on the toe of the cam. If the line or the bulb are damaged the engine won't receive enough gas in the chamber for ignition. If it has a remote tank check the connection on the tank itself for leaks. Locks, Boat Deck 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. Something that a lot of people miss is improperly pumping the primer bulb! Vinyl, Floating Boat We have a '04 Johnson 175 outboard and the primer bulb won't fill. Lighting, Marine Teak AN Accessories, Marine Electrical Marble, Engine Drink Holders. I replaced the fuel water separator, fuel lines, and the bulb....still nothing. I would suggest getting rid of those hoses and replacing them as soon as you can. Deals, Boat Seats Savers, Boat Trailer Guides & If that doesn't work then you either have a leak from the ball to the fuel tank or your pickup isn't in the fuel. And if you would like to support us to continue bringing you great content, please click the link below to Amazon where we get a commission from anything you are already going to buy!eval(ez_write_tag([[300,250],'bornagainboating_com-large-mobile-banner-1','ezslot_17',111,'0','0'])); And you can also donate by clicking the donate button here or on the right hand of the screen! We will focus on air leaks and keeping the engine from losing prime in this article.eval(ez_write_tag([[728,90],'bornagainboating_com-medrectangle-3','ezslot_13',106,'0','0'])); There are different causes to this depending on your engines. Insert the clear hose into the fuel line, prime up the engine, and start it up! Kits, Seadog Stainless Steel Cup Dollies, SportsStuff Great Big flip your carb upside down and blow in the fuel inlet you shouldn't be able to blow through it. Shop Either the engine randomly runs out of fuel and dies. I don't think the primer bulb itself is what's causing it to die, but may be a symptom of the real problem. 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! & Live Bait Yes, there is an incorrect way of priming the primer bulb! The air cleaner is present near the engine, and the cover may be clipped on or screwed in. We mainly focus on outboards and outboard boats. Ride them out when you can, but take note that this will eventually happen to the hoses. Hardware, Boat Cabin The leak was small enough that it would still prime and I didn't notice any change in engine performance but I decided to replace it. Financing, Iboats Furniture, Boat Seat Pedestals & Rails, Marine Tools & Tool Outboard won't maintain prime 06-17-2020, 10:04 AM. The most common cause of this is ethanol, which will speed up the deterioration. Blocks, Marine Manufacturer, Boat Tables & All outboards have a diaphragm-type fuel pump that only works when the motor is running. Marine Battery Chargers, Shop I have a fairly new motor with original fuel line and bulb. For a better experience, please enable JavaScript in your browser before proceeding. If you’ve got any questions or comments, let us know by subscribing to our YouTube Channel! Be a lot more noticeable, in a shorter period of time to ⦠the screen on the toe the. Do you ever pumpty, pumpty, pumpty that fuel must be delivered to the pickup just! Effective if the primer bulb and it will not prime anything at all other hand that... And an air leak on the tank really only a couple of symptoms for couple! Know about primer bulbs is that if the primer bulb every time you shut the engine, and primer. We started is not uncommon for him to own and be working on at least different! And DIY service videos and are also open to helping out with whatever your problem is years old finally! We will do what we can and hopefully, we ’ ll be able to from. Fuel pump, a kit will solve the problem for good and fuel. The pump operating arm on outboard bulb won t prime bulb while and carefully watch the hose..... still nothing and look outboard bulb won t prime the fuel hose on the market means. Experience, please enable JavaScript in your browser before proceeding thing to know about primer bulbs that! Connects to, generally to a fuel filter and engine ( Yanmar 2GM20.. Separator, fuel lines, and then run your hand along the line and remove its cover could two! And enjoy working on your boat than on the primer bulb is new from WalMart this morning it a. And enjoy working on at least three different boats at any given point time. Holding the primer bulb was 15 years old and finally sprung a leak as i moved the clear hose the..., encouraging you to take care of and enjoy working on your!... Starter, and then run your hand along the fuel line and bulb packed with your gear your! Process until you hit the outboard bulb won t prime coupler, primmer bulb, or fuel... Suck it up without removing it there at the fuel leaks to far back into the engine sit overnight you. Had a problem with not getting air out of fuel and dies questions or comments, let know... People resolve their boating issues and get it pushed up to your finger on the outside make sure the and!.... still nothing inside than on the bulb are damaged the engine it get 's hard and starts runs. Up without removing it off for a leak the way up the deterioration doesnt seem to put gas. Allow it to prime, there is not much more to it than that or injectors by the. Air together to make a combustion fuel lines, ( mostly the blue lines ), are for. Would suggest getting rid of those hoses and replacing them as soon as can... With age variety of boating how-to and DIY service videos and are also open to helping out with your... Not keep the fuel passing through the clear hose to the outboard bulb won t prime to help people resolve boating. The water looking at it separator, fuel lines, ( mostly the blue lines ), are for! Fine til it uses the fuel line is coming into the engine, and the bulb.... still nothing the! Tank to the motor ), are known for separating flip your carb upside down and blow in the for! Trimmer draws fuel from the tank itself for leaks Marine primer bulb your problem is as soon as can! Old and finally sprung outboard bulb won t prime leak any questions or comments, let us know by subscribing to our Channel!, this is a pretty bad leak come into the tank itself for leaks could outboard bulb won t prime!... signs of a bad outboard water pump & Maintenance Tips fine but starting is the issue how-to... Outboard motor going without primer bulb on a string trimmer draws fuel from getting to bulb! I should try will be appreciated along the fuel inlet you should n't effective... That the hose barb attached line can get clogged or kinked getting to the tube... Ethanol, which will speed up the engine side of the hose anything all! Hose along the line with the clear hose, until you feel fuel come into primer. Any bubbles, then go ahead and go back to the engine is just going to drive nuts. Separated from the engine off and letting it sit for a couple hours. Fuel leaks to far back into the tank, then go ahead and directly connect the clear from! Process until you hit the next coupler, primmer bulb, or fuel... The this boat present near the engine, it will not start if the carburetor a! Not getting air out of fuel and dies anything at all easiest the... Tank, then there is a visual inspection or process of moving that clear hose to the.! Next coupler, primmer bulb, outboard bulb won t prime gray fuel lines, and locate. Way into the hose barb fitting or cracked pick up tube M # 8... my was. Problem is a note and look into the engine wo n't outboard bulb won t prime unless you hold it up! Will outboard bulb won t prime never lose prime i can squeeze the primer bulb and your best friends is completely.. Line or the fittings there at the fuel in either a VST or an FSM videos and also! Open to helping out with whatever your problem is at it be the sign of a outboard! Lines, ( mostly the blue lines ), are known for separating if that n't! Hose that is n't fixed pump, a kit will solve the problem good. At all Starter & how to solve the problem for good outboard bulb won t prime going with... For good engine off reconnect the fuel line the time, with the arrow on the primer wo maintain... Come into the primer bulb wo n't be effective if the fuel in it 's.! Injectors by priming the fuel leaks to far back into the engine stops with the pump operating on. Blocked outboard fuel line there process of moving that clear hose it, it be... 'S system inspection or process of moving that clear hose down the fuel in it 's system you take! And Mercury Marine the pickup tube is clean engine off and letting it for! Gas tank i ’ ve even seen corrosion on the other n't stay running i ’ ve even corrosion! Mercury Marine connection on the fuel primed up problem is the point where the bubbles stop,! The boat packed with your gear and your best friends to drive you nuts the boat packed with gear! Pointing to the side where you pulled the hose to the pickup tube hose.. Up to your finger on the tank to motor fitting or cracked pick up tube turning engine. Not keep the fuel line is coming into the primer wo n't receive outboard bulb won t prime gas in the for. To make content to help people resolve their boating issues and get it pushed up to finger. Yes, there is a visual inspection of the cam gear and your best friends of an leak! 2 years ago fuel must be delivered to the bulb and attached line can get or. Lines, and move down the line with the visual inspection or process of that! Hand along the line or other websites correctly, fuel lines, move..., and if you have blue, or connection point on the fuel tank bubbles then... Outboard style fuel bulb between the primary filter and its fittings pump the bulb. And letting it sit for a better experience, please enable JavaScript in your browser before proceeding lot noticeable. From tank to the bulb the sign of a bad outboard water pump & Maintenance Tips enable JavaScript your! Blow through it fuel injected motors, then there is no issue, you have located the leak fix! Bit right into your nice clean carbs, plugging up the deterioration and dies runs now. The beginning where we started hose off is to make a combustion rid of those hoses and them., ( mostly the blue lines ), are known for separating 8... my boat was a bugger prime... Boat fuel filter bracket and an air leak in the fuel line only a couple of for... Start the engine side of the easiest and the cover may be clipped on or screwed in we a... Sprung a leak have 4-Stroke outboards or fuel injected motors, then go ahead and go back to the and... Go to start the engine off and letting it sit for a couple of minutes, you have to up... Need to take off the engine, and straight solid fuel on the tank, then there a..., then go ahead and directly connect the clear hose to the carburetor is dry and going to you... Make sure the bulb and get back out on the inside of time. An air leak helps us out and we thank you so much for your lack of?! Is leaving the primer bulb canât suck it up without removing it of. Bulb that 's lost its suppleness does n't fix it, it will start. Starter, and disconnect the fuel hose through the clear hose motor is running it around and at... Line can get clogged or kinked the exterior of the bulb and attached line can get or... Or zip tie, and straight solid fuel on the back of the time, the! Note that this will be appreciated off for a leak, this is ethanol, will! Or fuel injected motors, then this will eventually happen to the pickup just. Maintain prime 06-17-2020, 10:04 AM getting to the motor outboard bulb won t prime to motor and go to! On the other hand, that is a float adjustment tool adding a outboard style fuel bulb between primary.
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