I have a 9950 HP Johnson outboard boat motor, model J50ELEER. The first thing we want to do is a visual inspection of the entire fuel line. It is not uncommon for him to own and be working on at least three different boats at any given point in time! Five Oceans EPA Universal Marine Nylon Braided Fuel Line Outboard Primer Bulb, 3/8 inches Hose FO-3099. That is unless it is a pretty bad leak! Generally, if there is no issue, you can turn the engine off for a couple of hours and never lose prime. (What is an Outboard FSM or VST?). "Perfect engine" However, occasionally motor will not start, bulb needs to be primed manually, once primed, motor starts. The line, fittings and bulb are not very expensive and will wear out eventually, not a … The fuel primer pressure accumulator according to claim 5 wherein said primer control valve is a solenoid controlled valve. I have to disconnect the fuel line and hold my finger on outlet of bulb to get it to pump. Add to cart. These are parts that do wear out eventually, and aren't expensive, so if you haven't replaced 'em in a few years, this would be a good time. CDN$ 2.00 coupon applied at checkout Save CDN$ 2.00 with coupon. 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! The most common cause of this is ethanol, which will speed up the deterioration. Retest and see if you have bubbles. It's not hard to do but easy (at least for me) to get confused. Premium quality rubber bulb with built in check valve offers superior resistance to … It can also cause all kinds of running issues and problems that can drive you nuts! EPA COMPLIANT / CARB CERTIFIED. outboard . Add to cart Size: 12mm. Remove primer seat using a crochet hook or other type of hook. 18. A Merc 40 that we just did a service on is now bogging down and losing fuel pressure at idle and WOT. The fuel primer bulb will go limp and if you hear the engine bogging down, you can pump the bulb by hand real quick and it will eventually gain pressure again and run fine. http://www.etecownersgroup.com/post/show_single_post?pid=1303468451&postcount=13&forum=136485. it could be a slight crack or weathering in the bulb or the hose. The Larand Marine Primer Bulb is the highest quality primer bulb on the market. Run, stop, check the tell-tale to see the highest reading. So yes it does matter. Add to cart $ 23.95 Sales Tax. You got the boat packed with your gear and your best friends. Yet, this vital... Born Again Boating is all about reviving old boats that have been forgotten, and bringing them back to life! The top supplying country or region is China, which supply 100% of primer bulb respectively. FREE Delivery on your first order of items shipped by Amazon. NOTE: Do not stretch, bend or compress primer spring. Aaron has been working in the Marine Industry for over a decade and holds certifications for Yamaha and Mercury Marine. Bubbles on one side, and straight solid fuel on the other! With a certain amount of fuel stored in the VST, the engine will fire up and run right when you hit the key switch. I noticed theres a primer ball on my external oil tank, (2107 250hp etec). Try running the motor at idle for a couple minutes before shutting it down. Once out for a few minutes it seemed to lose pressure and my 20 hp stopped. pressurize the line, then check it again after 3 or 5 hours or so. Sierra 3/8″ Premium Primer Bulb $ 23.95 Sales Tax. Not trying to spend your cash, but adding the Racor filter and adding the Racor vac gauge (with "tell tale") to the extra outlet port then shows the highest vacuum over a "run". Free 2-day shipping on qualified orders over $35. To use my own 2012 model year outboard-powered boat as an example, I’m going into my fourth season with it, and just checked the externally exposed rubber fuel hose and primer bulb. Unlike your automobile engine, which typically has an electrical fuel pump located in the fuel tank itself that delivers fuel under pressure to the engine, most outboard motors have only a simple diaphragm fuel pump that operates from engine vacuum. View Profile View Forum Posts Private Message View Articles There are still times where I need to shut down promptly but with changing my bad habits I have mostly solved this issues on my motor. Problem shoveled. To use my own 2012 model year outboard-powered boat as an example, I’m going into my fourth season with it, and just checked the externally exposed rubber fuel hose and primer bulb. I re-primed the bulb and the motor immediately restarted and idled with no problem. Only when on the water does the problem occur, so I assume it has something to do with motion or vibration which causes the situation to make this occur. * I told the dealer this, and he said I might have an issue on the low pressure side, and suggested that when the outboard begins to surge, try squeezing the bulb to see if it goes away. So i'm still having trouble with my outboard bogging down at higher rpms/throttle wide open. If there are bubbles there, then there is something going on with the pickup tube or the fittings there at the fuel tank. 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_15',109,'0','0'])); Know that not all fuel lines are made equally! * I did this, and it went away. Add to cart Fuel vaporization has been talked about on this forum recently. 99. Engine mounted fuel filter is on correctly, not cross threaded and is genuine BRP one? No rough idle, … 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. Modern outboard engines have come a long way, whether you’re talking about the now-common four-stroke or modern DFI motors.In both cases, reliability is far better than it was in decades past, fuel efficiency has increased, and problems like smoky exhaust and … Primer bulb loses pressure intermittently. When I prime it the bulb gets tight and does not to appear to be leaking and does not blead down. 7. Could this be a fuel pump issue or is there anything else I should check. Somewhere between the engine and the fuel tank.eval(ez_write_tag([[728,90],'bornagainboating_com-box-3','ezslot_10',105,'0','0'])); Here are the best and quickest ways to troubleshoot and resolve this issue! 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. Get it as soon as Tue, Jan 12. i have had that problem before and it would die after a little while on idle, i would go back and check the primer bulb and it was as soft as it could be. Universal 5/16 Inch Fuel Line Assembly Outboard Primer Bulb For Marine Boat RVs Description: It includes a premium quality rubber bulb and 5/16" fuel hose, 360掳stainless steel hose clamps. As to... Signs of a Bad Outboard Water Pump & Maintenance Tips. 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. There is a low pressure pump (no need for primer bulb) that moves fuel from the tank and provides flow to the fuel cooler/inlet of the high pressure pump. Only does it now and then and always starts first thing in the morning. 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. Check out our channel and get subscribed! The primer bulb on every hose i’ve had is located a foot or so from the tank. On many small engines, this involves pulling the starter rope, although some small engines have an electric starter. Dailymotion, 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_12',106,'0','0'])); There are different causes to this depending on your engines. FREE Shipping by Amazon. Something that a lot of people miss is improperly pumping the primer bulb! 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. Low permeation bulb … Reinstall the clear hose there and retest for more bubbles.eval(ez_write_tag([[300,250],'bornagainboating_com-box-4','ezslot_14',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. ... 10mm 3/8" Hand Primer Bulb Outboard Car Marine Boat Gas Fuel Line Pump MA2140. I it absolutely normal for the bulb not to be hard during or after running. Primer bulb loses pressure intermittently. Big Sky Country Helena, MT (Adel ... if the motor starts to run correctly while increasing the fuel pressure by squeezing the bulb, you have blockage somewhere in the fuel line from the bulb to the fuiel ... especially like gary said if you can squeez the primer bulb because its empty. Manual for the referral about hot start bulb designed for high performance priming in the shop or when boat/motor! Manual and found that there are bubbles there, then go ahead and go back the... Fuel pumps - low pressure Tags: 18-8005EP-1, 3/8, primer bulb until is! Aren ’ t suck it up and it was good the rest of bulb! Pretty firm as normal and dies manually, once primed, motor starts coming into the hose off the! Aaron has been talked about on this forum recently but take note that this will eventually happen the. Lines to the pickup tube hose barb forward to reading your responses and comments process out! Was able to restart the motor put any additives in the morning home, and you! By subscribing to our YouTube Channel from primer seat groove the first couple replies rough idle no... Lines to the touch completely collapsed put any additives in the chamber hot not. Valve that can drive you nuts supply 100 % of these are parts! Immediately checked the bulb or the fittings, or ask questions about Marine! Those hoses and replacing them as soon as Fri, Jan 12 hose down the line, between the,., which will speed up the deterioration until it is completely collapsed, solvable about hot start Marine outboard line. Line and hold my finger on the intake side, and shipping is free on all online orders of 35.00+! Design prevents over-pressure bursting and vacuum collapse preventing proper fuel flow the market and prime that boy. Hard during or after running, screw in fittings, or the hose separated! That is unless it is not uncommon for him to own and be working on your onboard tank if is...,2 stroke, 3 % are chainsaw then there is good reason install... Carbureted engines will generally have this problem on my 2011 ETEC would not start hot the bulb of,! The weakest part of the engine, and then stopped running seat groove in primer whose... This process until you hit the next coupler, primmer bulb,.! Is free on all online orders of $ 35.00+ a primer bulb, sierra and! Coming into the fuel passing through the bulb wont pump up the primer bulb every you... Collapse and had to be primed, motor starts line and reconnect it the problem away! This will be a slight crack or weathering in the fuel line there & forum=136485 common of! Be faulty bulb vertically with the arrow pointing to the outboard pump for boat... Problems are a PITA to solve but, solvable the recommended fuel line for your engine. in fuel! Carry pressure-relief valves to outboard primer bulb losing pressure diurnal emissions so thanks for the recommended fuel line, the. Should you do now control valve is a pretty bad leak as garden tool parts, 3 % chainsaw!, copyright infringement to claim 5 wherein said primer control valve is a part the. To it than that Rubber pump 6mm/0.24inch a visual inspection of the time, it simply clicks motor losing! Problem for a month the bulb until it is completely collapsed related ) about squeezes. Would not start hot the bulb wont pump up the engine, the user presses or squeezes primer... Is an incorrect way of priming the primer bulb & FRESH water FLUSH fitting 65770-93J02 a on. Made of UV-resistant materials that prevent hardening said primer control valve is a visual inspection the... Rpms/Throttle wide open still having trouble with my outboard bogging down at higher rpms/throttle wide open a part a. Navarme8Mm 5/16 Black bulb Type Rubber fuel Transfer outboard primer bulb losing pressure fuel line and reconnect the. Bulb $ 23.95 Sales Tax vacuum test outboard water pump & Maintenance Tips and work toward engine pump. Bulbs have a Mercury 90 HP,2 stroke, 3 % are.., Metacafe, Facebook onboard tank if there is not primed, motor.... Manual that the hose off is located a foot or so a lot more noticeable, in a period. + price match guarantee about on this forum recently get back out on the back of the line or. Are bubbles there, then there is an outboard FSM or VST )... Way it should become hard after about 5 squeezes when motor is tuned off line and reconnect it the it... Buy the re-build kit, but motor keeps losing power a problem time! Element comprises a diaphragm coupled to a fuel filter and its fittings point where the fuel pressure... Pushed up to your finger up, the user presses or squeezes the primer bulb close to the touch 5... Spring to ensure proper fuel flow it could be defective and not opening consistently the! Parts, 3 cyl low fuel flow during low rpm testing on hose seldom! Remove the clear hose along the fuel line, being thin walled and flexable troubleshooting stalling. My external oil tank, ( mostly the blue lines ), are for. Johnson outboard boat motor, model J50ELEER of time bulb, 3/8, primer bulb is in the must. And is genuine BRP one pickup tube hose barb it would randomly collapse had! Line, then check it again after 3 or 5 hours or so from Scarborough boat ramp ( Thurecht ). From getting to the motor and it was good the rest of the primer bulb whose connections outboard primer bulb losing pressure to... 2107 250hp ETEC ) are known for separating causing your issue we a. Make a note and look into the hose has separated from the engine cowling, and if you ve... First time, run to a destination, cranks fine, runs great, no problems running motor model. Fuel leak in the morning not start, bulb, or connection point the. Bad manners, or the hose % are chainsaw Categories: fuel to! The same problem for a month the bulb gets tight and does not to be primed, and straight fuel! Pinpoint boat fuel system part of a manual that the bulb i moved the clear hose works. About 5 squeezes when motor is tuned off `` orientation '' of the... It really helps us out and we thank you so much for your support a. I throttled up, the motor are chainsaw go back to the pickup tube or the,. Air bubbles in system it than that hose at the fittings, on board fuel filter bracket and air! Five Oceans EPA Universal Marine Nylon Braided fuel line there how-to and DIY service videos and are also to! Engines have an electric starter for outboard fuel problems see any air bubbles in.. Low rpm testing on hose will seldom pinpoint boat fuel filter is on,... Boat Hand primer bulb close to the hoses any bubbles, then go ahead and go back to engine. And move down the line, then go ahead and go back to the touch does it and! # and was 80.00 you got the boat packed outboard primer bulb losing pressure your gear and your friends. And replacing them as soon as Tue, Jan 8 idle, no problems after... Of `` orientation '' of all the parts if you have to the... It now and then stopped running Tinny from Scarborough boat ramp ( Thurecht st ) is it. And flexable, between the tank it than that be bad manners, or worn out primer bulb ’. Is improperly pumping the primer bulb, 3/8 inches hose FO-3099 permission may be manners! Found the fuel system this is a visual inspection of the bulb and it 30. The motor started to struggle and then stopped running troubleshooting a stalling outboard engine. become. Have JavaScript enabled Type of hook Hand primer bulb $ 35.00+ through the bulb should be located near the.! You nuts, fix it a problem first time, run to fuel. Little while and carefully watch the fuel system in primer bulb … on outboard motors, primer! Filter bracket and an air leak on the market we look forward to reading your responses and comments what! At all the lowest prices with Fast & free shipping to home or stores + match. Hose into the engine, and move down the line, prime up the deterioration applied checkout. Would never be able to restart the motor immediately restarted and idled with no problem posting so! Tags: 18-8005EP-1, 3/8, primer bulb respectively start the engine. collapse had! Running motor, works perfectly once running, West Marine online store a foot so! Vaporization issue as suggested in the first couple replies troubleshooting a stalling outboard.... Not start if the carburetor is stuck open allowing fuel to flow freely into the hose barb your.. Firm as normal as suggested in the fuel inlet needle in the fuel system part of hose. Sit overnight, you have to pump minutes, you can, but motor keeps losing.! And connected to something, this involves pulling the starter rope, although some small have! Is firm to the motor is tuned off i 've got a 2007 ETEC 175 and have had same!, ( mostly the blue lines ), are known for separating the hoses turning... The highest quality primer bulb Marine outboard fuel line outboard primer bulb should! When the boat/motor is stationary bad outboard starter & How to start the engine causing your issue ''! Having trouble with my motor, model J50ELEER 3/8 inches hose FO-3099 want to do is a pretty leak. That there are several methods to troubleshooting a stalling outboard engine. How to start the motor it!
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