Primer bulb not working outboard. Requires priming the fuel tank to initiate a vacuum.

Primer bulb not working outboard. Re: Have to keep pumping primer bulb. Mercury & Mariner Outboards . First, check the bulb for aging, loss of elasticity, 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. Water Pumps, Oil Filters, Fuel Filters, Spark Plugs, Zincs, Cables, Controls, Lower Units, Power heads, Starter, Gauges, Props, Gaskets Understand that the purpose of squeezing the primer bulb is to force fuel to the engine. A primer bulb is an important component of an outboard motor, as it helps to ensure that the engine starts quickly and runs smoothly. The primer bulb works best when it is positioned with the end closest to the engine upwards. Price wise I looked up the part#and was 80. It simplified filling and bleeding the fuel filter. Hi everyone, I've replaced my primer bulb twice already but thats not the prob. If you can position it like that it Some primer balls don't use springs. but they don't always work. Once started it runs flawlessly and starts first pull once warmed up. Just to add my two cents, I have two boats with permanent tanks and outboards. These were purchased at Academy . Just experiment until you find the right amount. Learn the symptoms, causes, and solutions to get your engine running smoothly again. It should stay "inflated" though. F. You can use the fuel pump as a primer if you plumb it correctly as this will need a check valve as this keeps fuel from being drawn thru pump by engine. My preference for primer bulbs is Evinrude Johnson. 2011 and Later DF115A Suzuki Marine Outboard SQUEEZE PUMP Diagram 5 Possible Causes of a Primer Solenoid Failure on an Outboard. 00. One has the primer bulb up front by the bow tank (easy to prime from the seat where the ignition and controls are), with the filter between the primer and the motor. I have to disconnect the fuel line and hold my finger on outlet of bulb to get it to pump. Then it works fine. I changed gear oil and cleaned the carb The squeeze bulbs go bad frequently and just because you buy a new one it doesn't mean it will work correctly. When you shake the bulb you cant hear the check ball inside. Re: Fuel Primer bulb wont stay hard! please help First, primer bulbs do not stay firm after an engine starts because fuel is "sucked" through them, not forced through them under pressure. Got a 40 horse evinrude tracker that's having demons lately, got it all running good but the primer bulb will never get hard, brand new everything, tank, hoses, bulb filter, fuel pump, carbs rebuilt, all new hoses inside the motor, all new fittings, everything is hose clamped, just fills up about half way and once you idle for a few minutes it's empty. Thanks! Hello all! I just bought a Gamefisher 15hp (model 225. I believe that means that the leak would be on the Thank you bluefish for your reply. Air leaks in the fuel lines after the primer bulb, a bad fuel pump, leaks in the fuel lines after the fuel pump and finally a bad float or worn out needle valve in the carb. Primer Bulb won't stay hard. does it make a difference at all? Re: Priming an outboard basic questions Pump the primer bulb until firm, turn the key on and push in and hold for 10 sec, start the motor and continue to bump the key in until the motor is running smoothly. However, a few different reasons can damage this vital component of your outboard engine. If you have outboard fuel problems, these tips will help. fuel/water separator affecting primer bulb? The bulb does not stay hard, so don't expect it to. It should not collapse, however. Purpose of the Primer. Motor: 6HP Mercury 4 StrokeBoating can be dangerousAlways wear your lif Re: Electric fuel pump instead of primer bulb on outboard Yep it was a electric primer, part number 174651. fuel would have to reverse flow. Ask the experts on our Yamaha Outboard Forum The truth is most outboard motors do not need a primer bulb to function. You want quality components in a fuel system. Was just a stub Pump bulb goes flat after sitting app** 18 hrs. Turn the primer bulb around so the arrow faces the tank, and give it a squeeze. Once the main issues with squeeze bulbs are understood, they are relatively easy to troubleshoot and fix. All newer primer solenoids come with a lever, and this lever can break down if you push it too hard. That indicates there is an obstruction between the bulb and the pickup tube in the tank. They even work on Mercs BARTOO Fuel Line Assembly,3/8in Nylon Braided Marine Fuel Hose Line Assembly with Primer Bulb for Marine Outboard Boat Motor RVs Tractors and Caravans,6FT. Since primer bulbs and tubes are both made of flexible plastic or rubber, they will eventually harden, crack and deteriorate over time. K. Mushy or deflating indicates trouble. How to fix a primer bulb that won’t prime and fill with gas, small carburetor, small carb. Joined Apr 8, 2008 the check valves in the primer bulb are not working correctly etc. Now that I have the motor accelerating properly it seems now its not getting enough gas to run at WOT for more than 5 minutes without the primer bulb Re: Primer bulb before or after fuel/water separator Good to hear its working well for you. I recently sea foamed the engine and it freed up my carbs and cleaned out the lines and everything for fuel. This primer bulb has approximately 3/8″ connections. Connected fuel line tried to prime bulb so I took the female connector off of the fuel line on the engine side and siphoned aka sucked manually some gas through the line. Joined Jul 7, 2006 Messages 28,222. Another tip is that primer balls force gasoline outward much better than they draw air inward. It would get firm for a short period and then loose pressure and return to a vacuum state. Mine did and it seems to be working fine that way. Just in time to take my relatives out on the lake. Evinrude outboard fuel system. Engines, Propulsion > Outboard Primer Bulbs. They could also be stuck from junk in Change the primer bulb to an OEM Yamaha one, and place it vertically. Step 1. 5 hours, but as I was making my way home, the primer bulb collapsed and the engine would not exceed 2200 rpms. Thread starter *WEAVER* Start date Jul 7, 2008; W *WEAVER* Seaman Apprentice. It is a small rubber bulb that is manually pressed to Also, if there is a blockage in the system, fuel cannot be sent to the primer bulb. one at each end) are probably deteriorated — or worse — so the bulb pump won't work or would work poorly. Consult the Outboard engines lose fuel prime because of an air leak in the fuel system. Re: Primer bulb is not getting stiff There are several things that can cause a primer bulb not to get hard. Lines and connections are good. Any air leak between the bulb and tank can keep it from priming and so can bad bulb on the big motor (not sure what you have as a main motor). Last edited by th365thli; 04-08-2020, Cars are largely unaffected since they run richer than outboards, which tend to run lean. In this video we look at why holding an outboard primer bulb vertically makes it work better. facing parallel to the ground 2. Primer Hard to Prime. hkeiner Lieutenant Junior The primer bulb works by creating a vacuum that draws fuel from the fuel tank and pushes it into the carburetor bowl. The carburetor is a part of the engine that mixes fuel and air together to make a combustion. That is not indicative of a problem unless the ball is sucked flat. When first priming the bulb, prior to cold starting, it is normal to pump the bulb up till it gets hard. 5 Possible Causes of a Primer Solenoid Failure on an Outboard. All the more reason to hold the primer ball vertical when using it, with the discharge port on top. This is a brand new line and bulb. 581503) and if the engine is cold I can only get it to start by putting gas directly into the cylinder through the spark plug hole. This is because gravity acts on the one-way ball valves helping This video shows you how to easily install, repair or fix the primer or purge bulb properly and shows how the whole purge system works! Get a new purge bulb Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. Sup. The primer bulb won’t get hard Take action: Inspect the bulb: Check for visible damage, leaks, or air bubbles. No. Check for: Fuel Level: An empty tank or clogged fuel line can mimic the The primer bulb never really "gets hard" because the fuel pump is sucking (rather than pushing) fuel through the bulb so there is no pressure being built up in the bulb. No: 85288. I have checked the inside of the gas tank, and done about everything I know. This is no place for big box store junk. Ok, the fuel line comes out of the tank, through the primer bulb and then through the fuel filter/seperator (screw on filter type with an clear inspection bowl on the bottom than you can drain water out if required via a **** screw) - this filter is located in the bilge. What is not normal is for the primer bulb to collapse either with the engine running, or not running. If the fuel line is difficult to prime, you likely have an air leak in the system. Usually, (I have several spare bulbs for garage use), the primer bulb works BEST once it gets "wet" with fuel too. To understand what can go wrong with a primer bulb, it’s best to understand what it does and how it works first. angled like 45 degrees up towards the motor 3. RRP: $12. If the boat sits unused for a month the bulb wont pump up. Somewhere between the engine and the fuel tank. If the bulb then works properly the tank vent is clogged. Outboard Primer Bulbs. If the primer bulb is not working, you may need to troubleshoot it. 4 Possible Causes of a Weed Wacker Primer Bulb That Won’t Fill. The Yamaha 300 had an issue today. png. . A blocked outboard fuel line prevents fuel from getting to the motor. The boat is also very new, so while I'm not ruling out your points about the fuel lines, i'd be pretty annoyed if they were wearing out. Replace everything with Gates or Trident, B-1 rated marine hose and get an OEM primer bulb. Re: Bulb in fuel line not staying hard. F_R Supreme Mariner. It keeps losing prime on my small carburated outboard. I'd start by try running it on a portable new tank with a new/known good fuel line and bulb. I had installed an outboard style primer bulb on the fuel line feeding the primary filter on my Yanmar 2QM15 diesel engine (1980 H30). But blockages don’t cure themselves. I believe that means that the leak would be on the The primer bulb collapsing can only be one thing (well almost)the bulb is faulty (the valve is somehow shot) there is a blockage between the bulb and the air vent in the tank, either the fuel hose is kinked or crap, the tank pickup is blocked, or the tank vent is blocked, maybe some sort of insect building a nest? seeing as it was Ok some time ago. Big Jon Honda 5hp Outboard Shop primer bulbs would not pump up "hard" unless arrow was pointed up otherwise they stayed soft . I was curious as to which way should the primer bulb be positioned: 1. Our marine primer bulb would retain full functionality unlike other primer bulbs on the market that would freeze solid and be unusable. I'll be replacing the fuel lines and primer bulb this week. Troubleshoot your outboard motor’s primer bulb issues with this comprehensive guide. If the Outboard fuel primer bulb testing. That's normal. Test the squeeze: A firm, consistent pump action is a good sign. which have primer bulbs in the fuel line, and the question is, seeing as I never use the primer bulbs to prime the engines, are primer bulbs necessary, or what is the purpose of them on 4 strokes, or The store will not work correctly when cookies are disabled. I have a quick question. Ask the experts on our Suzuki Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. "Attwood High-Output Primer Bulb, works great, heavy duty!!" Read more. Under normal running conditions, the bulb will not stay rock hard. Blower, lawn mower, weed eater, trimmer In this video we walk through the 3 most common problems with outboard priming bulbs. However, if it collapses then there is a problem and it is NOT the fuel pump; it is before the bulb. After a few years of service, the engine started to experience the problems you described - it would start and run just fine for various amounts of time and The Yamaha 300 had an issue today. Problem fixed: Leaking primer bulb. It only happens after I sit for about 5 minutes, once it runs, it goes great. The fuel line hose bulb is not supposed to stay hard. They might use a flapper valve. I had a new bulb and all fuel filters replaced 25 hours as ago. They can do much of the functionality internally. My primer bulb would not fill with gas even after I replaced it and replaced the fuel lines and fuel filter. Gravity will help the valves do their job. If the primer bulb is in perfect condition, the causes of not So if the engine is off, thus fuel pump is off, the bulb could not expand with fuel from tank. 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. Methods to soften up old primer bulbs, which are part of the fuel line running from an external fuel tank to the outboard. Pulled fuel line off of carbs squeezed primer bulb gas, and gas shoots out of line. Requires priming the fuel tank to initiate a vacuumthen running the boat while "cutting out" for app** 2 miles to bleed air from engine. Since the primer bulb is now not pressurized, if you pumped it, you would be able to do that. If that doesn't work, then I will have to either install an inline fuel pump or chase this TSB pump down. RWB4710-+ If the boat sits unused for a month the bulb wont pump up. Here are the best and quickest ways to troubleshoot and resolve One of the easiest fixes on a boat has got to be the outboard priming bulb, but diagnosing it as the problem isn't always the easiest. I’m not mechanically inclined but needed to fix a cracked and leaking primer bulb for an unexpected visit from my sister’s family. A primer bulb that's lost its suppleness doesn't respond as a new one does. When the primer bulb isn't working, it may be a problem with the bulb itself, with the fuel lines that feed fuel to the bulb or both. The bulb almost feels like its having a lot of trouble filling up, as Diagnosing the Culprit: Before casting blame on the solenoid, it’s essential to rule out other potential culprits. When the bulb is pressed, it compresses the air inside, causing the fuel in the bulb to be forced out through the fuel lines and into the carburetor. Primer solenoids are very reliable, and they usually do not go bad. Put the female connector back on and hooked it to the engine side. When you “prime the carburetor”, you are pushing fuel from the carb bowl Improper installation is one of the most common reasons why you might be running into issues with your outboard motor primer not getting hard. Learn what the priming bulb does, how it works and how An outboard fuel primer assembly makes transferring fuel from a supply tank to portable tank easy — not to mention that it's much safer than creating suction with your mouth! In this video we walk through the 3 most common problems with outboard priming bulbs. Unless the primer bulb is branded by one of the major outboard manufacturers, don't trust it. It has the advantage of eliminating half of the possible causes: if it run good with the portable tank the problem is somewhere in your fuel line/connector/primer bulb/tank pickup. I pump and pump and I hear noise like squeaking or bubbles in it. My primer bulb will collapse and not allow me to pump. If this happens even at idle speeds, the primer bulb may not be working properly. It should be pretty easy to swap a few lines to test it. I have : Replaced the high pressure fuel filter, low pressure fuel filter, the fuel/water separator filter and the primer bulb Re: Priming an outboard basic questions Pump the primer bulb until firm, turn the key on and push in and hold for 10 sec, start the motor and continue to bump the key in until the motor is running smoothly. It will also need to be fused. 2011 and Later DF115A Suzuki Marine Outboard SQUEEZE PUMP Diagram Yamaha Outboard Forum; If this is your first visit, last night and when I was running the boat slow I had no issue but as I went up in rpm about within a minute or two the primer bulb would be sucked in( bulb would be in the position as if someone squeezed it) and the boat would stall. I ordered the part, it was delivered within a few days followed by a quick changeout and a working motor. However, a primer bulb will improve the performance and longevity of Your explanation of the problem indicates that the engine fuel system is not being primed via the fuel primer bulb and that the VRO pump is being relied on to fill those spaces in Troubleshooting Squeeze Bulb Lines. Once the engine starts, fuel is sucked through the line so the bulb will get soft. I would replace the bulb and see if that fixes it first then start checking other things. I have a 2002 OX66 250 HP 2 Stroke. Inspect the carburetor bulb Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. and outboard motors. image. The problem you are experiencing is likely due I have a 76 merc 115 inline 6. This is perfectly normal. We offer New Suzuki Outboard Parts and Accessories. Check all Step by Step Explanation!Over the years, I've made quite a few videos on how to clean a carburetor. It ran well for 1. These issues can not only affect your boat’s The primer bulb is located on the fuel line between the gas tank and the outboard (or inboard) engine. Our Price $11. I'm just quoting my mechanic. Once the engine runs for a short period, the bulb will not be hard-but it should not collapse, either. I've even done a video explaining how a carburetor works: Suzuki OEM Primer Bulb: 65770-93J04 Works with all Suzuki Outboards that use the larger fuel line. Please post any and every idea you can think of, the motor can't get enough fuel to run. There should be an arrow on the bulb, it should be pointing up when trying to prime the system. Motor: 6HP Mercury 4 StrokeBoating can be dangerousAlways wear your lif I am not able to get the primer bulb to firm up. When you press the primer bulb it forces air into the gas tank through the purge Once I prime the bulb the outboard runs very well, as if nothing is wrong. As a result, our EPA and CARB approved primer bulbs will not freeze until 0° Fahrenheit. I was running at 3500 rpm for the 1. If you were to put the Larand Marine Primer Bulb in the freezer overnight it would not freeze solid. The primer bulb is a small, rubberized device that is connected to the fuel line of the outboard motor. Sign in; My Wishlist ; Store Locator Outboard Fuel Primer Bulb Premium 6mm. You may not need the full 10 sec or may need a little longer. 99. Aug 9, 2013 #7 Re: Primer Bulb Orientation My aftermarket bulbs won't work worth a hoot unless pointed up. This video shows how I fixed it. Be the first to review this product. It works by drawing fuel from the tank and pushing it into the carburetor when it is squeezed. Skip to Content. Thanks! This article discusses the proper installation and operation of the primer bulb in fuel lines used with outboard motors. 29 customers mention "Value for money" 27 positive 2 negative. We’ve highlighted that common symptoms of a malfunctioning primer bulb include difficulty starting the engine, frequent stalling or rough idling, fuel leaks, and a soft or collapsed primer bulb. Diagnose outboard engine boat pro When a primer bulb isn’t priming, it could be because it’s cracked, broken, or damaged and needs replacing. They can answer questions for any Yamaha outboard model or horsepower. 5 hours andI the engine lost power at 4500rpm's. Tank blows up like a Re: Need a recommendation for a new primer bulb The Silverado stuff is junk. Cat. gpx wtodnj exns xcruqo wxics skv zvqpr urqd uliqc bqkfyc

================= Publishers =================