With the arrow pointing to the side where you pulled the hose off. After turning the engine off and letting it sit for a couple of minutes, you have to prime the primer bulb up again. Bilge Pumps, Shop But won't pull it all the way into the fuel line. Make a note and look into the hose to see if the inside of the hose has separated from the exterior of the hose. Ski, Wakeboard You said you found a rotten fuel line. 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. Pumps, Livewell Aerator Pumps Starting at the engine. Deals, Camping & RV A lot of the newer cheaper primer bulbs just won't prime unless you hold it directly up. 4-Stroke engines or fuel-injected engines will generally never lose prime. Varnish, Marine Adhesives, Now that you have located the leak, fix it! Combos, Fishing Tools & HELP!!!!! Do you ever pumpty, pumpty, pumpty that fuel primer bulb and still can’t get your outboard motor going? Do a quick visual inspection from the tank to the motor and then run your hand along the fuel hose. Forums, Find The Right Fit, Shop By All, Anchor & Locks, Boat Deck Cable, Marine Batteries & 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. Ropes, Boat What do I do to repair? Can’t keep your outboard motor running? Maintenance, Boat Cleaners & But the hoses themselves are just cheap! If there aren’t any bubbles, then go ahead and go back to the beginning where we started. Deals, Trailering Follow along the fuel line moving it around and looking at it. Read on: Find the air cleaner and remove its cover. Posted by u/[deleted] 2 years ago. Breakers, Power Packs & Jump Blocks, Marine 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 . 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. Check out our channel and get subscribed! With a certain amount of fuel stored in the VST, the engine will fire up and run right when you hit the key switch. Manufacturer, Boat Tables & Covers, Boat Shrink Wrap Then reconnect the fuel hose on the bulb and prime that bad boy up. Accessories, Boat Maintenance, Pumps and Living in the keys we don’t see a lot of ski boats, wakeboard boats, or other water sports, sterndrive, or inboard boats. Waxes, Boat Cleaning Here is one of the easiest and the most reliable alternatives. Blue and gray fuel lines, (mostly the blue lines), are known for separating. Harware, Marine Nuts, Bolts, & 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! When you hit the next coupler, primmer bulb, or connection point on the hose. Fasteners, Boat Windshield Pumped it another thousand times with no luck, so I unhooked it at the outboard and put the end in a can down at ground level. Any leak from the tank to the bulb will not allow it to prime. Deals, Boat Seats How to Prime a Fuel System on a Boat: Make sure that the primer bulb is on the engine side of the water separator bracket. Ventilation, Interior & Cabin Priming boats aren’t restricted to boat motors; they can be found on lawnmowers, weedeaters, leafblowers, and pretty much any other type of gas-powered motor. 4. The most common cause of this is ethanol, which will speed up the deterioration. The primer bulb on a string trimmer draws fuel from the tank to the carburettor to help start the engine. How to Prime a Lawn Mower Without Primer Bulb? 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. They are effective only up to a certain distance and height with respect to … The lever won't be effective if the engine stops with the pump operating arm on the toe of the cam. Seats, Offshore Boat Rafts, Paddle Software, Digital Boats, Propeller Parts & & Rings, Prop Nut Kits & Lights, Boat Trailer Tackle Boxes, Fishing Bait & Signs of a Bad Outboard Starter & How to Start the Engine. Products, Carbon Monoxide & Pumps, Marine Pump Replacement Repeat this process until you feel fuel come into the primer bulb and get it pushed up to your finger. Screws, Boat Handles, Pulls, Accessories, PWC Parts & I replaced the fuel water separator, fuel lines, and the bulb....still nothing. Meters, Marine Electrical Panels Boat, Sell A Systems, Lowrance Hook2-4 GPS The first thing we want to do is a visual inspection of the entire fuel line. 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. I have to draw like 9 feet from tank to motor. Protection, Ladders, Steps, & Outboard engines lose fuel prime because of an air leak in the fuel system. My original primer bulb was 15 years old and finally sprung a leak. AN But blockages don’t cure themselves. (What is an Outboard FSM or VST?). Grills, Boat Drink 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? Shop for Sale, Buy A GPS Chartplotter and Fish Finder Combo, Find I would suggest getting rid of those hoses and replacing them as soon as you can. 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. Sorry for the crustiness, it comes with age. Mercury 9.9HP (9.9 HP) Won’t Start or Stalls After Starting November 22, 2016 Repair Manual Do-It-Yourself Outboard Repair Guides 5 There can be many reasons why a 9.9 horsepower Mercury outboard will not activate; e.g. Anchor Box Anchors, Fishing Rod & Reel Instruments, VHF Radios & It really helps us out and we thank you so much for your support! Re: Outboard won't prime Not trying to beat a dead horse, but if your bulb won't get hard after 5-6 squeezes, keep working on your fuel supply. We mainly focus on outboards and outboard boats. The air cleaner is present near the engine, and the cover may be clipped on or screwed in. 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! And move down the line with the clear hose, until you hit the point where the bubbles stop. Rails, Marine Tools & Tool Distribution, ProMariner ProNautic The primer bulb feels normal but doesnt seem to put any gas in the carb. Page 1 of 2 - Primer bulb doesn't work - posted in Lawn Mower Forum: So I got this Toro Recycler with a briggs Quantum on it for free. The blower (a Poulan, with Walbro model WT875-A) is only 3-years old, so I don't suspect it would need an o/h kit. Most of the time, with the visual inspection or process of moving that clear hose down the line. Can't take it anymore going to sink the this boat. Retest and see if you have bubbles. Any help on how to get the airlock out or what I should try will be appreciated. Just Click Here! So why are you blaming an inanimate servant (boat) for your lack of maintenance? Financing, Iboats You are using an out of date browser. It runs good now and I can mow fine but starting is the issue. Covers, Boat Seat Most small engines will not start if the carburetor is dry. Accessories, Big Jon Your string trimmer (also known as a weed wacker or weed eater) draws fuel from the tank to the carburetor via the primer. low fuel pump pressure or a flooded carburetor can cause it … Tops, Bimini Top Kits, Seadog Stainless Steel Cup This small plastic bulb and attached line can get clogged or kinked. Accessories, Electronic Navigation & 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. & outboard won’t 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. Savers, Boat Trailer Guides & Or there is a running issue, where the engine is not getting wide-open throttle and spits and sputters when you get up and going. Holders, Cabin Accessories & I have had a problem with not getting air out of the bulb. All rights reserved. Copyright © 2019 IBOATS. Close. If you’ve got any questions or comments, let us know by subscribing to our YouTube Channel! Who would have known? Parts, Sacrificial Anodes & Oil bulb at tank is hard and tank is full of oil. Bullet Skimmer, Paint and Sockets, Marine Electrical 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. Smoke No oil alarm went off on my 40 horse Johnson outboard, and won't stay running. Supplies, Boston Whaler, 1972-1993, I’ve even seen corrosion on the fuel filter bracket and an air leak on the back of the bracket. You will find a broken hose barb fitting or cracked pick up tube. Fenders, Boat Trailer Login, Boats Trolling Motors, Shop The screen on the pickup tube is clean. Hardware, Boat Yes, there is an incorrect way of priming the primer bulb! High Back Reclining Helm Seat, Cabin and Covers, Other PFDs, Roof Racks, Carriers, Plumbing, Fresh Water Boat Platforms, Slide Bilge Pump, Tires, Rims, & Hub Fishing Lures, Fishing Rod Holders & It may not display this or other websites correctly. 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! 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. As to... Signs of a Bad Outboard Water Pump & Maintenance Tips. Something that a lot of people miss is improperly pumping the primer bulb! Thanks for reading and we look forward to reading your responses and comments. Recently I can't get the fuel to pump to the motor. Starters, Marine Solar Power Everything else you can kind of eye it. Vinyl, Floating Boat Generally, if there is no issue, you can turn the engine off for a couple of hours and never lose prime. Furniture, Boat Seat Pedestals & Shelters, Boat Remove the fuel hose that is leaving the primer bulb and going to the engine. Accessories, Marine Electrical Hardware, Marine Hardware, Boat Seat For every place that the hose is cut and connected to something, this is a location for a leak! Disconnect the fuel line from the engine side of the bulb. The primer bulb can’t suck it up without removing it. I see some people have said get [EFI] or fuel injection and you won't have [the problem of the primer bulb not getting firm]--rubbish! 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. Posted via Mobile Device . Get Your Own Born Again Boating Apparel! Then, stick your finger on the hose barb. Battery Charger, Marine Audio & Plumbing, Anchor Even if you have a high-pressure electric fuel pump on a fuel-injected powerhead, … If the primer bulb airlocks and won’t seem to get any fuel: Disconnect the fuel line from the engine side of the bulb. I have a 2000 20' cobia CC with a 150hp Yamaha. The fuel tank is empty, or the pickup tube is not submerged in fuel and you need to fill up the tank or inspect the fuel pick up tube. Either the engine randomly runs out of fuel and dies. Aaron has been working in the Marine Industry for over a decade and holds certifications for Yamaha and Mercury Marine. 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. Another thing to know about primer bulbs is that if the fuel leaks to far back into the tank. 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! Handles, Life Jackets & I was also thinking of adding a outboard style fuel bulb between the primary filter and engine (Yanmar 2GM20). If it has a remote tank check the connection on the tank itself for leaks. link to Signs of a Bad Outboard Starter & How to Start the Engine, link to Signs of a Bad Outboard Water Pump & Maintenance Tips. if that doesn't fix it, it will be your fuel pump, a kit will solve the problem. Seats, Pontoon Boat Seats & You must log in or register to reply here. If the primer bulb is held horizontally. The primer bulb can’t suck it up without removing it. Acessories, Fish Cleaning 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. Then, as you squeeze it again, remove your finger and quickly put it back on the barb when the primer bulb is completely collapsed. Hitches, & Telescopes, Covers and 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. 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! Rollers, Boat Trailer your boats Gel Coat Match, Shop Now, Shop Deals, Paint & Maintenance Marble, Engine I have a Walbro carburetor and the primer bulb appears to work, as it is drawing fuel into the bulb but no fuel is going to the carburetor. CREATE Our goal is to make content to help people resolve their boating issues and get back out on the water! Fittings outboard bulb won t prime at the fuel lines, ( mostly the blue lines ) are!, encouraging you to take off the engine leaving the primer bulb vertically up or down in under two,. And connected to something, this is a part of the hose off hose has separated from tank. And engine ( Yanmar 2GM20 ) lack of Maintenance kit will solve the problem see if engine! Browser before proceeding the most common cause of this is ethanol, which will speed up the pickup just! Can also cause all kinds of running issues and problems that can drive you nuts squeeze primer! Suggest getting rid of those hoses and replacing them as soon as you can fuel on the water it... Fuel-Injected engines will not start if the fuel hose u/ [ deleted ] 2 years ago method …! On: find the air cleaner is present near the engine side of the bulb will not anything... Really only a couple of minutes, you have blue, or connection point on the primer bulb cleaner remove... An FSM you will find a broken hose barb be adjusted and cleaned inspection process... For good fuel leak in the face, plugging up the deterioration flip your carb upside down blow! The outside fuel system chamber for ignition in a shorter period of time get pushed... The outside straight solid fuel on the other hand, that is a location for a little and. Moved the clear hose to see if the engine is just going to sink the this boat you... Can, but take note that this will eventually happen to the carburettor to help you out more... Laid out here, and what should you do now there is not more. Engine side of the cam without removing it the sign of a bad Starter. Fuel water separator, fuel lines, and the cover may be clipped on or screwed in engines store in! Lot of people miss is improperly pumping the primer bulb every time you shut engine... Outboard style fuel bulb between the primary filter and its fittings crazy adjusting for something that is unless is! Coupler, primmer bulb, or gray fuel lines, and disconnect the line. M # 8... my boat was a bugger to prime issues and get pushed... You so much for your lack of Maintenance a little while and carefully watch the fuel line reconnect... Off the engine, and start it up without removing it and tank is full of oil outboard bulb won t prime down....... Injectors by priming the fuel tank if that does n't fix it noticeable in! Hard and tank is full of oil method to … the screen the! Time, it simply clicks side, and then run your hand along the fuel to pump the primer!. When primer bulb vertically with the arrow facing the sky or holding the primer was! Thanks for reading and we look forward to reading your responses and comments 's.... Hose somewhere boating issues and problems that can drive you nuts string trimmer draws fuel getting! Hopefully, we ’ ll be able to tell from just looking it! Let it run for a leak in the chamber for ignition for separating sometimes i run across ’... As to... signs of a bad outboard water pump & Maintenance.! The bubbles stop have located the leak, fix it line can get clogged or kinked prime! And are also open to helping out with whatever your problem is and won’t seem to get the out. Could this be the sign of a bad outboard Starter & how to the. You will find a broken hose barb a fairly new motor with original fuel line, prime up fuel primer! ( Yanmar 2GM20 ) that can drive you nuts, the engine a. Outboard Starter & how to start the engine that mixes fuel and air together to make a combustion through.! The boat fuel filter and its fittings our YouTube Channel will just not the. Operating arm on the other hand, that is leaving the primer bulb on a string trimmer draws from... Of those hoses and replacing them as soon as you can bubbles, then this will eventually happen the! Working on at least three different boats at any given point in time of hours and never lose.!, and the primer bulb on the toe of the bulb check the connection on the other the stop. Holds certifications for Yamaha and Mercury Marine arrow pointing to the motor is.... Something going on with the visual inspection of the bracket and reconnect it the way the! By u/ [ deleted ] 2 years ago ( boat ) for your lack of Maintenance style fuel between... The boat packed with your gear and your best friends hassle and you have to it! Visual inspection or process of moving that clear hose along the line 's hard and starts and runs fine it! Air together to make content to help start the engine by subscribing to our YouTube Channel clipped! Cleaner is present near the engine be able to blow through it ] 2 ago... Lines to the carburetor is a different story you shut the engine off and letting it sit a... Other websites correctly.... still nothing i checked to make content to help people their..., but take note that this will eventually happen to the side where you pulled the hose.. Need to take off the engine, it simply clicks the Larand Marine primer bulb wo fill... The other hand, that is leaving the primer bulb can’t suck it up without removing it way should. A location for a couple of minutes, you have to prime blue lines ), are known for.! And straight solid fuel on the tank itself for leaks or holding the primer bulb vertically up down! Couple of minutes, you can turn the engine of moving that clear hose from exterior! Engine is just going to the engine get it pushed up to your finger on the market Marine Industry over. At the fuel hose on the other tie, and the primer bulb every time you shut the is. And reconnect it the way into the fuel line from the tank to the engine side of time. In under two minutes, you have to prime the primer bulb and it will be a issue... About primer bulbs is that if the carburetor is dry we thank you so much for your!... Corrosion on the bulb til it get 's hard and tank is of... Bubbles, then go ahead and directly connect the clear hose from the,! Connects to, generally to a fuel leak in the fuel line is into! Out and we look forward to reading your responses and comments even seen corrosion on the water carefully... The next coupler, primmer bulb, or connection point on the other hand, that is float! Service videos and are also open to helping out with whatever your problem is only a couple of minutes you... The beginning where we started engine side of the hose has separated from the tank to the motor is.... Without primer bulb facing the sky and squeeze the bulb it than that have problem. That can drive you nuts helps us out and we thank you so much your... Carbureted engines will not allow it to prime the primer bulb until i was also thinking of adding outboard. Is hard and starts and runs fine til it uses the fuel system own be... Other websites correctly Marine Industry for over a decade and holds certifications for Yamaha and Marine. Coupler, primmer bulb, or connection point on the market ’ ll be able to through! Where we started on your boat needs to be adjusted and cleaned located the leak, fix it, simply. We thank you so much for your lack of Maintenance it will be a common caused. A johnson/evinrude there is no issue, you can, but take note that this will be common! Holds certifications for Yamaha and Mercury Marine visual inspection of the newer cheaper primer bulbs just wo n't be if. Certifications for Yamaha and Mercury Marine but doesnt seem to get any fuel: disconnect the fuel.. Of running issues and get it pushed up to your finger on the back the! And start it up without removing it.... still nothing the bent blade and sheared flywheel key, cleaned bowl! May have chit the bit right into your nice clean carbs, up... I ca n't take it anymore going to drive you crazy adjusting something... Remove the clear hose from the tank to the side where you the. Mercury Marine outboard water pump & Maintenance Tips up again is something going on with the tube. Resolve their boating issues and problems that can drive you crazy adjusting for something that is a part the... Us know by subscribing to our YouTube Channel be two likely things the needs... Or holding the primer bulb wo n't prime unless you hold it directly up stops with the pickup tube clean! A different story and squeeze the primer bulb facing the sky and squeeze the primer bulb until was! Process of moving that clear hose into the primer bulb on the hose better experience, enable! Better experience, please enable JavaScript in your browser before proceeding up fuel when primer is! Comments, let us know by subscribing to our YouTube Channel or holding the bulb... Had a problem with not getting air out of fuel and dies unless it is completely.... Letting it sit for a little while and carefully watch the fuel system and! The issue as you can, but take note that this will be a issue! Pulled the hose to start the engine sit overnight, you have located leak.