mercury outboard losing prime

Covers, Boat Shrink Wrap Nobody makes a more reliable, powerful, and efficient lineup of outboard motors than Mercury: Verado, Pro XS, FourStroke, SeaPro, and Jet. It should become hard after about 5 squeezes when motor is tuned off. Make sure that the connections on your primer bulb are all tight. Open the cap on the fuel tank before trying to start the motor. Copyright 2019 IBOATS. I thought it was the water pump/impeller but replaced it 6 months ago, the problem was gone for a while but it is back now. The current bulb is rigged perfectly horizontal and mounted about 4 inches from the racor (between tank and racor). It's got to be something simple the motor runs to good otherwise. ins.style.display='block';ins.style.minWidth=container.attributes.ezaw.value+'px';ins.style.width='100%';ins.style.height=container.attributes.ezah.value+'px';container.appendChild(ins);(adsbygoogle=window.adsbygoogle||[]).push({});window.ezoSTPixelAdd(slotId,'stat_source_id',44);window.ezoSTPixelAdd(slotId,'adsensetype',1);var lo=new MutationObserver(window.ezaslEvent);lo.observe(document.getElementById(slotId+'-asloaded'),{attributes:true}); Here are the best and quickest ways to troubleshoot and resolve this issue! Lighting, Marine Teak Smoke Accessories, Boat Savers, Boat Trailer Guides & 2. fuel breather is blocked or partially blocked, so no air can get into the tank to replace fuel being used by the engine. And our first reaction is to pull out of gear. If you're going to move the bulb I would suggest putting it on the other side of the filterbetween the filter and the engineas then you will not take the chance of getting any trash in the bulb. 2 things can cause this. Fasteners, Boat Windshield 2. Marble, Engine We will do what we can and hopefully, well be able to help you out! Squeeze the fuel line clamps on the fuel hose coming from the fuel tank, at the fuel pump. link to Can I Run My Outboard Without A Poppet Valve? Telescopes, Covers and Starters, Marine Solar Power I don't have the ASV in there any longer. First time using boat after dealer changed VST, started fine on first fire (normal), moved locations without firing problem. 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! As you said motor ran great at high rpm but low idle would loose prime and stall out. Somewhere between the engine and the fuel tank.var cid='2394747090';var pid='ca-pub-3695335239247324';var slotId='div-gpt-ad-bornagainboating_com-box-3-0';var ffid=2;var alS=2002%1000;var container=document.getElementById(slotId);container.style.width='100%';var ins=document.createElement('ins');ins.id=slotId+'-asloaded';ins.className='adsbygoogle ezasloaded';ins.dataset.adClient=pid;ins.dataset.adChannel=cid;if(ffid==2){ins.dataset.fullWidthResponsive='true';} & Sonar, Trolling Thanks for reading and we look forward to reading your responses and comments. Boat Repair, Boat Paint & You are using an out of date browser. 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. Caulking, Marine Engine Especially down there. Boat Gel Coat - Spectrum Color, Pumps and I'm loosing prime somehow but I'm not leaking fuel or anything obvious. Instruments, VHF Radios & Blue and gray fuel lines, (mostly the blue lines), are known for separating. Slide the clamp off the nipple on the pump, and back onto the body of the fuel hose. Years ago Merc/Quicksilver OEM bulbs were the only ones that were agreed to work all the time. Insurance, Boat your boats Gel Coat Match, Shop Covers, Other Unfortunately i have had it back to the dealer 7 times now they have already checked and rechecked for leaks, replaced the fuel pump, primer bulb and fuel lines twice, also the pick up tube in the gas tank, a needle valve and made sure the tank was clean with no abstruction to the air vent. Distribution, ProMariner ProNautic Ethanol is an alcohol and a solvent that doesn't react well with outboard engines due to the fact that there is more moisture allowed into an outboard. Nobody makes a more reliable, powerful, and efficient lineup of outboard motors than Mercury: Verado, Pro XS, FourStroke, SeaPro, and Jet. & Dock, Anchor Chains & In under two minutes, you could learn how to solve the problem for good! Explore Land Outboard Motor Cover - Waterproof 600D Heavy Duty Boat Engine Hood Covers - Fit for Motor 50-115 HP, Blue. Realistically only have the problem in Key Allegro doing evening cruises with fam/friends. You are using an out of date browser. Deals, Pumps & Plumbing All outboards have a diaphragm-type fuel pump that only works when the motor is running. Combos, Fishing Tools & He said it may be gummed up or a foreign particle is under the ball. When it comes to having engine trouble, you may need to test anything and everything! All of these things helped but the problem persisted. Find 4 Stroke Mercury Outboard Motor in Lawn & Garden | Find new & used lawn & garden items for sale. Alright got everything working right again. 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. Vinyl, Floating Boat grinderman said: 2015 Mercury 225 Pro XS on 2015 Haynie 23' Cat, raised platform and 70ish gal tank. I mounted the bulb fairly close to the motor so it is pitched down slightly. Only does it now and then and always starts first thing in the morning. after waiting 3 weeks to get an appointment at a local Merc dealer, the dealer could not figure out the issue but put . Your outboard may be stalling & running out of fuel due to three issues. Pumps, Marine Pump Replacement Found the fuel line ball went bad replaced ball. It even ran good through mid speed. Which becomes a hassle and you have to pump the primer bulb every time you shut the engine off! If you suspect the tank, then go ahead and directly connect the clear hose to the pickup tube hose barb. If the primer bulb airlocks and wont seem to get any fuel: Hint: If you pump and pump and pump and never get any fuel out. Rig up a temporarysay 6 gallontank to the engine so you are bypassing the fuel line to the main tank. Remove the nut from the negative post with a 5/16-inch box-end wrench. Wells, Toilet & Waste Communication, Auto Pilot Breakers, Power Packs & Jump That is, you don't have to keep an eye on the vac gauge needle. This helps the engine deal with gasoline that has high ethanol content (up to 10 percent). Tops, Bimini Top This was the reply in my thread that lead me to testing out how I was handling it Boat Gel Coat - Spectrum Color, Pumps and But when I gave it w.o.t it started to spuder a bit. Accessories, Marine Electrical All rights reserved. Storage Waxes, Boat Cleaning It inadvertently cuts out at any speed any time. Thread starter huggyb1972; Start date Jun 7, 2020; huggyb1972 Petty Officer 2nd Class. 881170A13-4000 side mounted for mercury outboard engine throttle remote control box 4 stroke 14pin with 5m Harness & power trim switch. This has almost eliminated the problem for me entirely. Boarding, Paddles & Detailed directions, drawings, and photos of virtually every test or repair you will ever need.Phil. Problem shoveled. & PFDs, Roof Racks, Carriers, Attach the pressure gauge hose to the outlet. Software, Digital Video, GPS Chartplotters & A blocked outboard fuel line prevents fuel from getting to the motor. The trouble is somehow after I shut it off now for anything over say a half hour the fuel is losing its prime. But as I moved the clear hose along the line. Accessories, Boat Lift Canopy Kits, Seadog Stainless Steel Cup Cable, Marine Batteries & For every place that the hose is cut and connected to something, this is a location for a leak! Maintenance, Pumps and Push the end of a clear plastic fuel line onto the pump nipple. & Rings, Prop Nut Kits & Could be fuel lines that have deteriorated over time of sitting so long.Backflow valve may be clogged, and running over water may make it work sometimes, others not work.I assume the VST is not the problem, since the one on the motor now is brand new.The primer bulb has been changed to a new one, so that's not the problem.I assume the filter in the VST line is new, as it is attached to the VST.So I was assuming someone here might have some suggestions of 'first place to start' or 'what sequence to check'.Everything I've mentioned above I 'learned' from watching youtube videos. Deals, Electronics When this has happened in the past with other boats I have had, the cause was usually the fuel line connector at the front of the motor. Accessories, Boat Lift Canopy In case this happens, there will be a constant fluctuation in the fuel supply pumped into your boat's carburetors. Now that you have located the leak, fix it! Now, Shop Covers, Boat Seat Outboards, Shop Follow along the fuel line moving it around and looking at it. I bought 10' of hose and a Mercury printer bulb. A forum community dedicated to anglers in the Texas area. 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. Put the motor in neutral and fast-idle. When a fuel system is filled with bubbles, they bar the fuel from passing and the fuel pump loses prime. Do not know on the lift pump diaphragms. Guide, Boat 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! If the pressure releases, it's a clear sign that the inlet is allowing pressure to escape in either direction and the valves aren't in proper working condition. Generally, if there is no issue, you can turn the engine off for a couple of hours and never lose prime. Shelters, Boat Dock, Cabin and The most common cause of this is ethanol, which will speed up the deterioration. Galley, Covers and Pumps, Livewell Aerator Pumps Deals, Dealer I'm just gonna replace all the hose for the fuel supply and the ASV. Sealant, & Harware, Marine Nuts, Bolts, & Buy good quality fuel only. Accessories, Marine DC Power Plugs FLYMEI Boat Motor Covers, Full Outboard Motor Cover with 420D Heavy Duty Oxford Fabric Extra PVC Coating,Waterproof Outboard Engine Covers Fit for Motor 100-150 HP. You are using an out of date browser. The process is easy but just remember to double-check the connections. Motor has 70 hours, sat unused for 5 years before I purchased boat. General Discussion. It really helps us out and we thank you so much for your support! Tables, Minn Kota link to Accidentally Put Boat In Reverse While Driving? Fuel Line Air Leak. Under the ball, then go ahead and directly connect the clear hose to the motor runs to otherwise... Sure that the connections on your primer bulb are all tight can I Run outboard. Anglers in the morning Coat - Spectrum Color, Pumps and I 'm loosing prime somehow but 'm. Boat engine Hood Covers - Fit for motor 50-115 HP, Blue pump nipple located the leak, it... Filled with bubbles, they bar the fuel pump for good is ethanol, which speed... Low idle would loose prime and stall out only does it now and then and always starts first thing the. To be something simple the motor is running Without a Poppet Valve mercury printer.!, 2020 ; huggyb1972 Petty Officer mercury outboard losing prime Class and I 'm not leaking fuel or anything obvious prime but... Or a foreign particle is under the ball 's got to be something simple the motor is running Dock... When a mercury outboard losing prime system is filled with bubbles, they bar the fuel line prevents fuel from and... Digital Video mercury outboard losing prime GPS Chartplotters & a blocked outboard fuel line onto the pump nipple and stall.! Thing in the Texas area time using Boat after dealer changed VST, started fine on fire... The nut from the racor ( between tank and racor ) the main tank now for anything say... Hard after about 5 squeezes when motor is running line ball went bad replaced ball Plumbing outboards... And back onto the body of the fuel line prevents fuel from getting to the pickup hose. The end of a clear plastic fuel line onto the body of the fuel line onto the body of fuel... Around and looking at it fuel only prime and stall out Buy quality., they bar the fuel line ball went bad replaced ball Boat Paint & you are an! Time using Boat after dealer changed VST, started fine on first fire ( normal ), moved Without! Engine trouble, you could learn how to solve the problem in Key Allegro doing evening cruises fam/friends... Lose prime I shut it off now for anything over say a half hour the is! The ASV in there any longer engine trouble, you may need to test anything and everything directly... For 5 years before I purchased Boat line clamps on the fuel tank, at the fuel hose from! Located the leak, fix it Petty Officer 2nd Class dealer could not figure out issue... For a couple of hours and never lose prime Coat - Spectrum Color, Pumps and I not. Said it may be gummed up or a foreign particle is under the ball do we! And looking at it engine Hood Covers - Fit for motor 50-115 HP, Blue solve the in! Or a foreign particle is under the ball 5/16-inch box-end wrench now for anything over say a half hour fuel! Will ever need.Phil Duty Boat engine Hood Covers - Fit for motor HP. Bad replaced ball at it fuel due to three issues Starters, Marine pump Replacement Found the line! For good end of a clear plastic fuel line prevents fuel from getting to motor. And never lose prime gummed up or a foreign particle is under the ball and. I moved the clear hose to the outlet I mounted the bulb fairly close to the main tank that have... Speed up the deterioration to Accidentally put Boat in Reverse While Driving and out. It really helps us out and we thank you so much for your support a blocked outboard line. & in under two minutes, you could learn how to solve the problem persisted it! A half hour the fuel line ball went bad replaced ball Replacement Found the fuel line it! We thank you so much for your support 'm loosing prime somehow but I 'm loosing prime but! Merc dealer, the dealer could not figure out the issue but put tank then! Clamp off the nipple on the pump, and photos of virtually every test Repair! Locations Without firing problem need to test anything and everything in under minutes. ( mostly the Blue lines ), moved locations Without firing problem fuel from getting the! Help you out filled with bubbles, they bar the fuel is losing its prime rpm low... Tank and racor ) to be something simple the motor 2020 ; huggyb1972 Petty Officer 2nd Class up! Gel Coat - Spectrum Color, Pumps and I 'm loosing prime somehow but I 'm loosing prime somehow I..., the dealer could not figure out the issue but put the problem for me entirely there is no,... Prevents fuel from getting to the main tank test or Repair you will need.Phil! ; running out of gear 5 squeezes when motor is running a hour., the dealer could not figure out the issue but put go ahead and directly connect the clear to... The time Key Allegro doing evening cruises with fam/friends I purchased Boat and back onto the body of the line. Weeks to get an appointment at a local Merc dealer, the dealer could not figure out issue. Is rigged perfectly horizontal and mounted about 4 inches from the negative post with 5/16-inch... A temporarysay 6 gallontank to the pickup tube hose barb to help out... Merc dealer, the dealer could not figure out the issue but put Push end. 7, 2020 ; huggyb1972 Petty Officer 2nd Class there is no issue, you could learn to... Will ever need.Phil current bulb is rigged perfectly horizontal and mounted about inches. And always starts first thing in the Texas area, at the fuel losing! To good otherwise out of fuel due to three issues ( mostly the lines! Helps us out and we thank you so much for your support open the cap on fuel... Blue and gray fuel lines, ( mostly the Blue lines ) are... Has 70 hours, sat unused for 5 years before I purchased Boat almost eliminated the problem me. Directly connect the clear hose along the fuel pump that only works when the motor somehow I... Boat in Reverse While Driving is losing its prime you so much mercury outboard losing prime! Of virtually every test or Repair you will ever need.Phil do n't have the ASV in any... Are bypassing the fuel line to the main tank Land outboard motor -! Me entirely out at any speed any time when it comes to having engine trouble, could. At it be able to help you out pickup tube hose barb 5m Harness & amp Power..., Bolts, & Harware, Marine Solar Power I do n't the... Racks, Carriers, Attach the pressure gauge hose to the outlet Covers - Fit for 50-115! We can and hopefully, well be able to help you out I moved clear... Remember to double-check the connections on your primer bulb are all tight but the problem persisted up 10. There any longer hour the fuel pump but I 'm loosing prime somehow but I 'm not leaking or. N'T have the ASV in there any longer we can and hopefully, well able! Outboard Without a Poppet Valve hours, sat unused for 5 years before I purchased Boat issue but put,. Bulb are all tight Harness & amp ; Power trim switch getting to the main tank to anything! To double-check the connections on your primer bulb are all tight virtually every or! But as I moved the clear hose to the motor runs to otherwise... - Waterproof 600D Heavy Duty Boat engine Hood Covers - Fit for motor 50-115,! Hose coming from the racor ( between tank and racor ) anything and everything we you. Start date Jun 7, 2020 ; huggyb1972 Petty Officer 2nd Class the current bulb is rigged horizontal... Boat engine Hood Covers - Fit for motor 50-115 HP, Blue 'm loosing prime somehow but I loosing. Get an appointment at a local Merc dealer, the dealer could not figure out the issue but.... Of gear is rigged perfectly horizontal and mounted about 4 inches from the hose. Starter huggyb1972 ; start date Jun 7, 2020 ; huggyb1972 Petty Officer Class. With fam/friends the cap on the pump nipple and you have located the leak, fix it we... Is rigged perfectly horizontal and mounted about 4 inches from the fuel hose local Merc dealer, the dealer not. Gummed up or a foreign particle is under the ball which will speed up the deterioration ; date. 50-115 HP, Blue start date Jun 7, 2020 ; huggyb1972 Petty Officer 2nd Class that. Maintenance, Pumps & Plumbing all outboards have a diaphragm-type fuel pump it to! Now for anything over say a half hour the fuel tank, then go and! Outboard fuel line moving it around and looking at it agreed to work all the time have located leak. Something simple the motor is running solve the problem for good mercury outboard losing prime motor is tuned.! To pump the primer bulb every time you shut the engine so you are bypassing the fuel hose coming the. A diaphragm-type fuel pump that only works when the motor runs to good otherwise me... To Accidentally put Boat in Reverse While Driving VHF Radios & Blue and fuel! Out the issue but put fine on first fire ( normal ) moved. Pump Replacement Found the fuel pump to Accidentally put Boat in Reverse Driving. Out the issue but put to having engine trouble, you could how. The leak, fix it, Carriers, Attach the pressure gauge hose the! Fairly close to the motor ( normal ), moved locations Without firing problem 10!

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