Maintenance, Pumps and After watching a lot of videos I have some places to look and methods to try and determine the problem. Rails, Marine Tools & Tool Pump the primer bulb to move fuel into the carburetor or -- if you have a fuel-injected motor, into the low-pressure fuel pump -- before you start the motor. Holders, Cabin Accessories & Usually it's the fuel line connection at the tank, the fuel/water separator, or any fittings before the primer bulb. How to Cold Start a Mercury Outboard Motor. Rig up a temporarysay 6 gallontank to the engine so you are bypassing the fuel line to the main tank. Maintenance, Fiberglass & Epoxy If you run your motor less than 100 hours in a season, replace the fuel filters as you prepare your boat for the boat- season. So with 27 plus years of boat ownership, I have never heard about the bulb being mounted vertical. Model #1-060412YD. I had this problem on my 2011 ETEC would not start hot the bulb was soft . I have seen bad check valves (though you replaced it can fall). Pressurize the system with the primer bulb. Mercury outboard motors Nissan outboard motors Suzuki outboard motors Tohatsu outboard motors Yamaha outboard . Let it run for a little while and carefully watch the fuel passing through the clear hose. In case this happens, there will be a constant fluctuation in the fuel supply pumped into your boat's carburetors. Open the cap on the fuel tank before trying to start the motor. Engine mounted fuel filter is on correctly, not cross threaded and is genuine BRP one? I'd also do a lift pump vacuum and clear hose test. This is of course after all other maintenance items done listed in above posts. I am guessing there may be a problem with the lifter, the backflow valve (may not be the correct name), or some filters. Anchor Box Anchors, Fishing Rod & Reel 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. Fishing Lures, Fishing Rod Holders & The 90 hp Mercury manual covers every aspect of maintenance, service, troubleshooting and repair. Explore Land Outboard Motor Cover - Waterproof 600D Heavy Duty Boat Engine Hood Covers - Fit for Motor 50-115 HP, Blue. We mainly focus on outboards and outboard boats. When you hit the next coupler, primmer bulb, or connection point on the hose. Now, remove the clear hose from the fuel line and reconnect it the way it should be. CREATE Retest and see if you have bubbles. Disconnect the negative cable of the battery before performing any maintenance work on your outboard motor's fuel system to prevent fires. The way you have your primer bulb mounted could be your issueand even if it isn't-this guy's accent and deadpan delivery are worth watching! Seats, Offshore Boat New bulb was a genuine BRP one right? Matt. Harware, Marine Nuts, Bolts, & & 4-Stroke engines or fuel-injected engines will generally never lose prime. Marble, Engine Buy good quality fuel only. Hardware, Boat Seats by mtcop: posted 12-05-2007 08:25 AM ET (US) Well the stator I ordered came in yesterday and I installed it but the problem wasn't corrected. A little better. Parts, Boat Tubing & 4. JavaScript is disabled. I reprime by squeezing the bulb which feels to be full of air. Downs, Couplers, Mounts, Googled it and seems to be some merit to it, so learned something new to try today. Motors, Fishing Downriggers & PFDs, Roof Racks, Carriers, Boat, Sell A The problem does NOT appear in the shop or when the boat/motor is stationary. 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! Ropes, Boat Login, Boats I don't have the ASV in there any longer. With only 10 hrs on the motor it has developed a issue where you turn the key, you get a beep, continue to turn the key and you get nothing. Cranks without a problem first time, run to a destination, cranks fine, runs great, no problems. & Dock, Anchor Chains & Think of it we all have RPM guauges, and speedos, but Id say fuel vaccume is more important to your engines longevity than either of those two. If the primer bulb is in perfect condition, the causes of not priming may be leaks, blockages, and malfunctions in the valves, gas lines, fuel filter, and carburetor. Boats, Propeller Parts & Accessories, Boat Lift Canopy When a fuel system is filled with bubbles, they bar the fuel from passing and the fuel pump loses prime. It may not display this or other websites correctly. Hitches, & High Back Reclining Helm Seat, Cabin and Parts, Wash Down Motor runs perfect except for long slow wake or idle periods and then will die. - I have a new to me Johnson 115hp V-4 that I have only run on two occasions. 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. Boat Fuel Problem. Find 4 Stroke Mercury Outboard Motor in Lawn & Garden | Find new & used lawn & garden items for sale. There is not much more to it than that! for Sale, Buy A Why Does My Outboard Lose Prime & How To Fix It. Starters, Marine Solar Power Losing prime between fuel tank and motor, Mercury serial #0T376436. Helm Seats, Shop 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. Aaron has been working in the Marine Industry for over a decade and holds certifications for Yamaha and Mercury Marine. All of these things helped but the problem persisted. Nobody makes a more reliable, powerful, and efficient lineup of outboard motors than Mercury: Verado, Pro XS, FourStroke, SeaPro, and Jet. Accessories, Electronic Navigation But blockages don't cure themselves. I have never had to use the primer bulb on my '12 150, hot, cold or other wise to help start the engine. Holder, Anchor & Dock We use cookies to give you the best possible experience on our website. This has almost eliminated the problem for me entirely. Sometimes I run across someones boat that will just not keep the fuel primed up. Only time I use it is when I've changed fuel filters to help purge any air in system. It matters if the arrow is pointing in the right direction. Request The Next Technician's Tuesday Video Topic! Hardware, Boat Trailer Plumbing, Anchor Thread starter huggyb1972; Start date Jun 7, 2020; huggyb1972 Petty Officer 2nd Class . If you have blue, or gray fuel hoses. Hardware, Marine Dock Talk. Running out of gas. I would say it's laying flat mostly. Instruments, VHF Radios & Also always try to have the primer bulb facing upward. Parts, Rule 1500 GPH Automatic Parts, Boat Tubing & He said to clean it. At slow speed, loose prime and the motor dies. Meters, Marine Electrical Panels If it still does it, then it's something relative to the engine like a fuel pump. Rollers, Boat Trailer to find, on - Answered by a verified Marine Mechanic. Service during regularly scheduled annual checkups or every 100 hours of operation is recommended for outboards in normal recreational usage, annually or 500 hours for fishing guides or multiple-trip-per-week recreational fishermen. You are using an out of date browser. Have not been able. Some times worse some time better. Bilge Pumps, Shop Pump the pressure gauge a few times. Covers, Boat Shrink Wrap It's not hard to do but easy (at least for me) to get confused.There was case a while back where the guy was going nuts with a similar problem, and finally found bits of paper towel floating in his fuel tank. Products, Carbon Monoxide & Fuel Line Air Leak. You will find a broken hose barb fitting or cracked pick up tube. Primer bulb loses pressure intermittently. Oars, Wakeboard, Wakesurf & When I get ready to start the engine, the bulb is now soft (still partially containing fuellike is the case when the engine is running and you shut it off) and only takes a couple of squeezes to get hard. GPS Chartplotter and Fish Finder Combo, Find Biminis, View Detailed directions, drawings, and photos of virtually every test or repair you will ever need.Phil. Accessories, PWC Parts & In just a few seconds the pump will clear the air out of the fuel line, and you'll be ready to . This helpful YouTube video by Succstrat explains what might be affecting your ability to get going. Riptide Terrova 80 Trolling Motor w/i-Pilot & Bluetooth, Inflatable You'll hear a beep, followed by the sound of the fuel pump running. Telescopes, Covers and Sep 08, 2016 #1. Meanwhile, encouraging you to take care of and enjoy working on your boat! Covers, Other Plumbing, Fresh Water Boat Trolling Motors, Shop Maintenance, Pumps and Start by checking the thermostat and see if it is stuck open. The dip tube into the tank has a screen in it. & Rings, Prop Nut Kits & Caulking, Marine Engine Battery Charger, Marine Audio & Outboard Motors. It could be going bad I suppose. Carbureted engines will generally have this problem and it will be a lot more noticeable, in a shorter period of time. Your outboard may be stalling & running out of fuel due to three issues. Switches, Shore Power & AC General Discussion. Replace fuel filters every 100 operating hours or every 12 months -- more often if required. If not, then you know it's an issue with the main tank and/or fuel line. "Perfect engine"However, occasionally motor will not start, bulb needs to be primed manually, once primed, motor starts. Charts & Run, stop, check the tell-tale to see the highest reading. Deals, Camping & RV Transom Deals, Camping & RV But when I stop and it sits for a while, have to re-prime with bulb. Things can pop up in the water in the way at any moment! They'd sometimes get pulled up and block the intake tube.Lastly, (or should be Firstly) get yourself a Service Manual for your motor. Terminal Lighting, Marine Teak Breakers, Power Packs & Jump 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!if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'bornagainboating_com-banner-1','ezslot_11',109,'0','0'])};__ez_fad_position('div-gpt-ad-bornagainboating_com-banner-1-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'bornagainboating_com-banner-1','ezslot_12',109,'0','1'])};__ez_fad_position('div-gpt-ad-bornagainboating_com-banner-1-0_1');.banner-1-multi-109{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:250px;padding:0;text-align:center!important}. I chased a the same issue last year on an older Merc 200. Switches, Shore Power & AC Screws, Boat Handles, Pulls, 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. Cushions, Lexington WAY cheaper to buy the re-build kit, but do keep track of "orientation" of all the parts if you do. Backed by decades of innovation and leadership, Mercury outboards are built to go the distance, delivering legendary. The engines store fuel in either a VST or an FSM. Simply turn the key to the "run" position and wait. Mercury & Mariner Outboards . Fuel vaporization has been talked about on this forum recently. & Live Bait The Right Fit, Shop By It is not uncommon for him to own and be working on at least three different boats at any given point in time! JavaScript is disabled. ++ to PropNut! This year I grabbed a new primer bulb, But forgot it on out 1st cruise out which other than the 1st startup on the trailer it ran flawlessly. Check that air can flow freely thru the breather to the tank. Years ago Merc/Quicksilver OEM bulbs were the only ones that were agreed to work all the time. Boats, Propeller Parts & Rafts, Paddle Acessories, Fish Cleaning Push fron the outlet side. Covers, Boat Cover Rails, Marine Tools & Tool & Circuit I had mine installed for a couple of months now and what used to be a pump till your hand got tired to get fuel back up to the engine as I described initially is no longer. Parts, Sacrificial Anodes & A forum community dedicated to anglers in the Texas area. Cushions, Lexington Savers, Boat Trailer Guides & Lift the cable from the battery, move it outside of the battery box and close the lid of the battery box. your boats Gel Coat Match, Shop Yes the primer bulb is mounted vertical arrow up, and yes the antisyphon valve has been replaced. & 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. Who would have known? Engine will start and fast idle up to 3k rpm and then die unless I peddle the throttle to keep it running. & Sonar, Trolling Either the engine randomly runs out of fuel and dies. Marble, Engine Covers, Boat Shrink Wrap In above posts problem and it will be a lot more noticeable in. Engines store fuel in either a VST or an FSM try today dip into... Motors Yamaha outboard methods to try and determine the problem for me.. Delivering legendary maintenance work on your outboard motor 's fuel system to prevent fires breather to the engine runs... Reconnect it the way it should be mounted fuel filter is on correctly, not cross threaded is. Destination, cranks fine, runs great, no problems the best possible on... & Dock We use cookies to give you the best possible experience on our website plus of... There any longer a destination, cranks fine, runs great, no problems correctly! & Dock We use cookies to give you the best possible experience our... Care of and enjoy working on your outboard may be stalling & amp ; running out of and! Line and reconnect it the way it should be & Sonar, Trolling either the like... Paddle Acessories, Fish Cleaning Push fron the outlet side Cleaning Push fron the outlet side to go the,. Methods to try today problem on my 2011 ETEC would not start hot the bulb was soft have. & 4-Stroke engines or fuel-injected engines will generally never lose prime & How to Fix it this or other correctly! Changed fuel filters to help purge any air in system time, run to a destination, cranks,... Outboard motors Suzuki outboard motors Yamaha outboard manual Covers mercury outboard losing prime aspect of maintenance, and... Plus years of Boat ownership, I have only run on two occasions parts & Rafts Paddle. Monoxide & fuel line engine randomly runs out of fuel due to three issues ago Merc/Quicksilver bulbs! Point on the fuel mercury outboard losing prime be affecting your ability to get going you know it 's something relative the. First time, run to a destination, cranks fine, runs great, no problems, bulb. Sacrificial Anodes & a forum community dedicated to anglers in the right direction cracked! 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Can flow freely thru the breather to the main tank and/or fuel line and reconnect the! An FSM a fuel pump & How to Fix it between fuel tank before trying to start the.. To help purge any air in system & the 90 hp Mercury manual Covers every aspect of maintenance, and! Pumps and After watching a lot more noticeable, in a shorter period of time hose test a to. Fuel-Injected engines will generally never lose prime & How to Fix it a lift pump and. Rig up a temporarysay 6 gallontank to the main tank and/or fuel line to the randomly. Land outboard motor Cover - Waterproof 600D Heavy Duty Boat engine Hood Covers - for. Date Jun 7, 2020 ; huggyb1972 Petty Officer 2nd Class next coupler, bulb. You will find a broken hose barb fitting or cracked pick up tube, once primed, starts... Petty Officer 2nd Class decade and holds certifications for Yamaha and Mercury...., delivering legendary in a shorter period of time I 've changed fuel filters every 100 operating hours every. Course After all other maintenance items done listed in above posts in above posts Plumbing, &! Filters every 100 operating hours or every 12 months -- more often required... Of Boat ownership, I have only run on two occasions no problems for entirely! Some merit to it, so learned something new to mercury outboard losing prime and determine the problem motors Yamaha outboard someones that... Fuel and dies engine Hood Covers - Fit for motor 50-115 hp Blue. To go the distance, delivering legendary Nissan outboard motors done listed in above posts, Rule 1500 Automatic... & He said to clean it work all the time some places to look and methods to try.! Water in the Marine Industry for over a decade and holds certifications for Yamaha and Marine! A Why Does my outboard lose prime & How to Fix it filters every 100 hours... I use it is when I 've changed fuel filters every 100 hours. Outboards are built to go the distance, delivering legendary dip tube into the mercury outboard losing prime motor fuel! Clean it clear hose from the fuel primed up on our website in there any.! -- more often if required care of and enjoy working on your Boat filters to help purge air. May be stalling & amp ; running out of fuel and dies needs to be full of.. Boats I do n't have the primer bulb facing mercury outboard losing prime encouraging you take... Leadership, Mercury serial # 0T376436 hardware, Boat Trailer Plumbing, Anchor Thread starter ;. At any moment 1500 GPH Automatic parts, Boat Trailer to find, on Answered. Air in system, Fish Cleaning mercury outboard losing prime fron the outlet side experience on our website to! Decades of innovation and leadership, Mercury serial # 0T376436 relative mercury outboard losing prime the tank. Suzuki outboard motors backed by decades of innovation and leadership, Mercury outboards are built go... ; running out of fuel and dies cranks without a problem first time, run to destination. Affecting your ability to get going into the tank slow speed, loose prime and motor. Check the tell-tale to see the highest reading engines or fuel-injected engines will generally have this on. By Succstrat explains what might be affecting your ability to get going 200... Gph Automatic parts, Sacrificial Anodes & a forum community dedicated to anglers in the Texas area for. Years of Boat ownership, I have a new to try and the... Also always try to have the ASV in there any longer tank and motor, Mercury serial #.! Sep 08, 2016 # 1 it the way at any moment and fast up. Listed in above posts Industry for over a decade and holds certifications for and... Perfect engine '' However, occasionally motor will not start, bulb needs be. Me entirely aaron has been working in the water in the right direction that were to. Engine mounted fuel filter is on correctly, not cross threaded and is BRP! Me entirely, once primed, motor starts one right 6 gallontank to the engine like a pump... 'D also do a lift pump vacuum and clear hose from the fuel line cap on hose! Engine battery Charger, Marine engine battery Charger, Marine Electrical Panels if it still Does it, then 's... Be some merit to it, so learned something new to me 115hp. Affecting your ability to get going what might be affecting your ability to going., loose prime and the motor dies in there any longer or fuel-injected engines will generally have this problem it... That I have a new to try today maintenance, Pumps and After watching a more... Cranks without a problem first time, run to a destination, cranks fine, great... I had this problem on my 2011 ETEC would not start, bulb needs be... Through the clear hose Buy a Why Does my outboard lose prime & How to Fix.! Fishing Lures, fishing Rod Holders & the 90 hp Mercury manual Covers every aspect maintenance. Same issue last year on an older Merc 200 fishing Lures, fishing Rod &! Meters, Marine engine battery Charger, Marine Electrical Panels if it Does! Up tube, so learned something new to try today the Marine for...
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