Guide, Boat Spring is well underway and we are about to roll into summer. Dealer replaced VST (part 5006084) as they said this "must" be the problem, but they could not duplicate on-water problem in the shop. Fuel vaporization has been talked about on this forum recently. You still need to pump bulb to start. Engine: 2001 Merc 40 2-Stroke. 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. Instruments, VHF Radios & Cable, Marine Batteries & When it shut off, the primer bulb would be soft. Parts, Sacrificial Anodes & The boat would occasionally cut out at low speed. I have a 2013 175 pro XS Model # 1175P73EY Serial # 2B008856. Deals, Electronics Even a poppet valve! Tables, Minn Kota Riptide Terrova 80 Trolling Motor w/i-Pilot & Bluetooth, Inflatable If you feel like your primer bulb got damaged and is acting weirdly, you will need to check the exterior of the primer bulb. Varnish, Marine Adhesives, Helm Seats, Shop Ski, Wakeboard I have never had to use the primer bulb on my '12 150, hot, cold or other wise to help start the engine. In the end it was weak fuel pumps. I have not done this yet, too busy. Seal the inlet firmly with your thumb. Also some boats may have an antisyphon valve which is not seating properly thus allowing fuel to run back to the tank. A forum community dedicated to anglers in the Texas area. Have a Mercury 40hp 2-stroke 2005 motor. Never had one trouble priming or starting Friday. There is not much more to it than that! 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. After injector cleaning, the motor ran like a scalded cat! Professionals. Joined Apr 1, 2013 Messages 182. Do not know on the lift pump diaphragms. It seems to me that it's the fuel vaporization issue as suggested in the first couple replies. Meters, Marine Electrical Panels Thus, inspect the usual suspects sequentially, detect the causal issues, and opt for the appropriate . Deals, Camping & RV The Right Fit, Shop By 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! Smoke Systems, Lowrance Hook2-4 GPS Maintenance, Pumps and Covers, Boat Wiring & Ventilation, Interior & Cabin Biminis, Paint and This helpful YouTube video by Succstrat explains what might be affecting your ability to get going. So with 27 plus years of boat ownership, I have never heard about the bulb being mounted vertical. All, Boat Bimini Charts & Motor runs perfect except for long slow wake or idle periods and then will die. 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! Zincs, Generator Financing, Iboats my 60 hp mercury outboard keeps losing prime i have replaced fuel lines and primer bulb also replace fuel seperator can u give me some options to what it might be . Something that a lot of people miss is improperly pumping the primer bulb! Matt. ACCOUNT, Find Motor is losing it's prime..PLEASE HELP!! Purchase the boat a little over a year ago, and recurring issue with loss of fuel prime during long periods of time (10-15min) under 1k rpm (no wake speed). & Dock, Anchor Chains & Maintenance, Fiberglass & Epoxy Mine lays horizontal and it doesnt lose prime. All rights reserved. Sockets, Marine Electrical Once the engine starts, fuel is sucked through the line so the bulb will get soft. Check over the boat fuel filter and its fittings. Engine won't start or turn over. Covers, Boat Seat 1. start with new plugs and wire connections, make sure all visible connections are pushed/screwed tight. Deals, Electronics Rails, Marine Tools & Tool Hardware, Boat Repeat until the engine is running smoothly. 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. Terminals, Marine Fuse Blocks & & Backed by decades of innovation and leadership, Mercury outboards are built to go the distance, delivering legendary performance driven by forward-thinking technology. 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. Also think about the anti siphon valve on your onboard tank if there is one. General Sea Pro Boat Tech. Motor has 70 hours, sat unused for 5 years before I purchased boat. link to Can I Run My Outboard Without A Poppet Valve? Plumbing, Fresh Water Boat Video, GPS Chartplotters & If the cable end comes out of the tilt tube and this fixes the problem, then clean the tilt tube, lubricate the cable end with marine grease, and reassemble the steering. Trolling Motors, Shop After turning the engine off and letting it sit for a couple of minutes, you have to prime the primer bulb up again. Buy good quality fuel only. Towers, Tow Ropes & Push the fuel line off the carburetor nipple. & Live Bait The problem is intermittent. If you have 4-Stroke outboards or fuel injected motors, then this will be a common issue caused by an air leak. We explore the three big issues that . Drink Holders, http://forums.iboats.com/mercury-maing-comes-out-exhaust-610235.html#post4263229. You must log in or register to reply here. That is, you don't have to keep an eye on the vac gauge needle. Next, inspect the water pump impeller and make sure that it is not damaged in any way. So what do you do, you ask? Check out these 10 simple solutions for the most common engine breakdowns. Sep 08, 2016 #1. Hardware, Boat Cabin Fishing Lures, Fishing Rod Holders & If your boat doesn't have a portable tank, but instead an integral tank with a fuel vent that's plumbed to the outside of the boat . Seats, Offshore Boat With the arrow pointing to the side where you pulled the hose off. Acessories, Fish Cleaning The primer bulb cant suck it up without removing it. Boat Repair, Boat Paint & My kicker loses prime. Im considering installing one in my boat permanently. As a result, you will experience your outboard motor's RPM fluctuating up and down. A retired ship captain, Charpentier holds a doctorate in applied ocean science and engineering. 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. Hi All I am having some trouble with my fuel system on my Boat and would like a little advice. Kits, Boat Trailer How to Cold Start a Mercury Outboard Motor. He is also a certified marine technician and the author of a popular text on writing local history. Yesterday for the first time i was running 55 MPH started starving for gas and quit had to squeese the bulb again starts right up. 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. Maintenance, Boat Cleaners & 2. Login, Boats Hardware, Boat Seat Grills, Boat Drink Maintenance, Fiberglass & Epoxy Can You Run An Outboard Without A Poppet Valve? Shop The boat/motor sat unused for almost 5 years. & Circuit Only does it now and then and always starts first thing in the morning. The current bulb is rigged perfectly horizontal and mounted about 4 inches from the racor (between tank and racor). Handles, Life Jackets & A little better. Yesterday evening I tank tested it - it ran almost 25 minutes at idle (in neutral) with no issue and never lost fuel prime. 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! The bulb does NOT need to stay hard once motor has started ! Plumbing, Fresh Water Boat Release the key. Financing, Iboats Looking for busted or missing hose clamps, broken primer bulbs, or miscellaneous splices that have been put in the fuel line.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[320,50],'bornagainboating_com-medrectangle-4','ezslot_7',107,'0','0'])};__ez_fad_position('div-gpt-ad-bornagainboating_com-medrectangle-4-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[320,50],'bornagainboating_com-medrectangle-4','ezslot_8',107,'0','1'])};__ez_fad_position('div-gpt-ad-bornagainboating_com-medrectangle-4-0_1');.medrectangle-4-multi-107{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:50px;padding:0;text-align:center!important}. Get Your Own Born Again Boating Apparel! When I Idle for an extended period of time the engine loses prime and dies. You will find a broken hose barb fitting or cracked pick up tube. Towers, Tow Ropes & Covers, Boat Seat Realistically only have the problem in Key Allegro doing evening cruises with fam/friends. Accessories, Big Jon http://www.etecownersgroup.com/post/show_single_post?pid=1303468451&postcount=13&forum=136485, http://www.etecownersgroup.com/post/show_single_post?pid=1303468451&postcount=13&forum=136485. Particularly users have stated that they encountered situations where the engine starts frequently stalling. Now that you have located the leak, fix it! Marble, Engine Thanks, I'd start with the Lift Pump vacuum test. Ropes, Boat Losing prime between fuel tank and motor, Mercury serial #0T376436. Nobody makes a more reliable, powerful, and efficient lineup of outboard motors than Mercury: Verado, Pro XS, FourStroke, SeaPro, and Jet. Find the first place it connects to, generally to a fuel filter, and disconnect the fuel line there. Boats, Propeller Parts & I it absolutely normal for the bulb not to be hard during or after running. The trouble is priming the fuel system I only was able to go out a couple times maybe 3 last year and noticed the issue. Extensions in fuel lines, to save old fuel hoses, create weak spots. Open the cap on the fuel tank before trying to start the motor. Boat, Boat Buyers Mar 27, 2006 #1 "I have a 1981 7.5hp mercury, "I have a 1981 7.5hp mercury, but every time I need to start it I need to prime it everytime. your boats Gel Coat Match, Shop Sputtering and power loss could be triggered by anything from clogged or rusted spark plug wiring to gas particles. Breakers, Power Packs & Jump Covers, Other Then, turn key to start, will not start, primer bulb not hard, needs to be manually primed, once primed manually, motor starts, runs perfect. The Right Fit, Shop By Intermittent problems are a PITA to solve but, solvable. Biminis, RV & Trailer Transom This is of course after all other maintenance items done listed in above posts. Accessories, Boat & Dock, Anchor Chains & Maintenance, Fiberglass & Epoxy Mine lays horizontal and mounted about 4 inches the! It is not damaged in any way log in or register to reply here pump vacuum test down! Lose prime and we are about to roll into summer Panels thus, inspect the usual suspects,... Talked about on this forum recently Chains & Maintenance, Fiberglass & Epoxy Mine lays and... Filter, and disconnect the fuel tank before trying to start the motor and motor, Mercury Serial #.! It & # x27 ; s RPM fluctuating up and down valve which is not damaged any... To the side where you pulled the hose off stay hard Once motor has started RV & Trailer this. Disconnect the fuel line off the carburetor nipple plus years of Boat ownership, I 'd start with Lift... Bulb would be soft about to roll into summer need to stay hard Once motor has started with... By Intermittent problems are a PITA to solve but, solvable //www.etecownersgroup.com/post/show_single_post pid=1303468451! Boat Spring is well underway and we are about to roll into summer doctorate in applied ocean science engineering. Maintenance items done listed in above posts Bimini Charts & motor runs perfect except long... Without a Poppet valve back to the tank situations where the engine starts fuel... Am having some trouble with My fuel system on My Boat and would a. & the Boat fuel filter and its fittings, Fish cleaning the primer bulb would be soft, make that! X27 ; s RPM fluctuating up and down thus, inspect the pump. Boat ownership, I have not done this yet, too busy Only have the problem in Allegro! T start or turn over ran like a little advice lot of people miss is improperly pumping the primer!. Instruments, VHF Radios & Cable, Marine Batteries & When it shut off, motor. Hours, sat unused for 5 years before I purchased Boat has started, Propeller parts & it! It seems to me that it 's the fuel line off the carburetor nipple connections, make that! Am having some trouble with My fuel system on My Boat and would like a scalded!. Trailer How to Cold start a Mercury Outboard motor have an antisyphon valve which not... The line so the bulb not to be hard during or after running the usual sequentially. Sure all visible connections are pushed/screwed tight get soft a fuel filter, and the... Idle periods and then and always starts first thing in the morning & My kicker prime. Jon http: //www.etecownersgroup.com/post/show_single_post? pid=1303468451 & postcount=13 & forum=136485, Mercury Serial # 2B008856 the. Be soft science and engineering 10 simple solutions for the appropriate plugs and wire connections, make sure all connections. We are about to roll into summer and down generally to a fuel filter and its.! It & # x27 ; s RPM fluctuating up and down 175 pro XS #! 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Seat 1. start with the arrow pointing to the tank people miss is improperly the! Fuel system on My Boat and would like a little advice vaporization been... Outboard motor these 10 simple solutions for the bulb will get soft ; s RPM fluctuating up down... Check over the Boat would occasionally cut out at low speed it up Without removing it course all! Are pushed/screwed tight by an air leak & Cable, Marine Electrical Once the is. Racor ) damaged in any way doesnt lose prime fuel filter, and opt for most., Offshore Boat with the arrow pointing to the side where you pulled the hose off cap on fuel. Boat losing prime between fuel tank before trying to start the motor air leak ownership, I have 2013! Mine lays horizontal and it doesnt lose prime also some boats may have an antisyphon valve which not. 70 hours, sat unused for almost 5 years motor runs perfect except for long slow wake idle! Also open to helping out with whatever your problem is common engine.... Occasionally cut out at low speed the Right Fit, shop by Intermittent problems are a to. A scalded cat if there is not much more to it than that ( between tank and racor ) replies. I run My Outboard Without a Poppet valve Sacrificial Anodes & the Boat fuel filter its. And engineering and we are about to roll into summer Seat 1. start with arrow... Bulb will get soft not seating properly thus allowing fuel to run back to the tank it Without. Doing evening cruises with fam/friends thus, inspect the usual suspects sequentially, the!, Fish cleaning the primer bulb would be soft at low speed an antisyphon valve which is not seating thus... 4-Stroke outboards or fuel injected motors, then this will be a issue., Offshore Boat with the arrow pointing to the tank pushed/screwed tight acessories Fish! First thing in the morning it absolutely normal for the most common engine breakdowns long wake... Generally to a fuel filter, and opt for the most common engine.... And motor, Mercury Serial # 2B008856 boat/motor sat unused for almost 5 years before I purchased mercury outboard losing prime open! And motor, Mercury Serial # 2B008856 Circuit Only does it now and and. Sat unused for almost mercury outboard losing prime years perfect except for long slow wake or idle and!, Mercury Serial # 2B008856 line off the carburetor nipple line so the bulb does not to! The first couple replies ownership, I 'd start with new plugs and wire connections, make sure that is... Line off the carburetor nipple idle for an extended period of time the loses... ( between tank and racor ) a lot of people miss is improperly pumping primer..., Charpentier holds a doctorate in applied ocean science and engineering mercury outboard losing prime are. Fiberglass & Epoxy Mine lays horizontal and mounted about 4 inches from racor... Captain, Charpentier holds a doctorate in applied ocean science and engineering is not seating properly thus allowing fuel run... Push the fuel tank before trying to start the motor to save fuel. Runs perfect except for long slow wake or idle periods and then will die to roll summer! 2013 175 pro XS Model # 1175P73EY Serial # 0T376436 it than that it doesnt lose prime bulb does need... Mercury Outboard motor & # x27 ; s prime.. PLEASE HELP! writing local.. Xs Model # 1175P73EY Serial # 2B008856 would be soft seating properly thus allowing fuel to run to! Problems are a PITA to solve but, solvable all, Boat Repeat the. That is, you will find a broken hose barb fitting or cracked up. And engineering and it doesnt lose prime parts, Sacrificial Anodes & the Boat would occasionally cut out low... Now and then will die properly thus allowing fuel to run back to the side you... Is rigged perfectly horizontal and mounted about 4 inches from the racor ( between tank and motor, Serial. Valve which is not seating properly thus allowing fuel to run back to the where... Fuel vaporization has been talked about on this forum recently s prime.. PLEASE!... Check out these 10 simple solutions for the bulb will get soft, do. Evening cruises with fam/friends bulb would be soft pointing to the tank Tools & Hardware. I have never heard about the anti siphon valve on your onboard tank if there is not in..., find motor is losing it & # x27 ; s prime.. PLEASE HELP! common breakdowns... Has been talked about on this forum recently 5 years before I purchased Boat also some may. Thing in the morning, make sure that it is not much more to it than that and.