Modern outboard engines have come a long way, whether you're talking about the now-common four-stroke or modern DFI motors on up to Mercury's biggest 600-HP power plant. Covers, Boat Seat This helps the engine deal with gasoline that has high ethanol content (up to 10 percent). Galley, Covers and Biminis, View Check hoses, clamps,screw in fittings, on board fuel filter and work toward engine lift pump. "Perfect engine"However, occasionally motor will not start, bulb needs to be primed manually, once primed, motor starts. Galley, Covers and 00. . It is easier to prime the system if you hold the bulb and squeeze it with the arrow pointing up, after that the bulb is not needed and it's position is not important. Hardware, Boat Seats by Galley, Barbeque Replace fuel filters every 100 operating hours or every 12 months -- more often if required. Maintenance, Boat Cleaners & Winches, Boat Motor Supports & Manufacturer, Boat Tables & Any feed back you all may have would be greatly appriciated loosing my patience. link to Can I Run My Outboard Without A Poppet Valve? AN Starters, Marine Solar Power But not at regular time intervals. Tables, Minn Kota But if you let the engine sit overnight, you have to prime it in the morning. Maintenance, Fiberglass & Epoxy My partners new 2020 200 V8 (serial # 2B741447) has been a total let down. could cause your motor to run lean. Disconnect the negative cable of the battery before performing any maintenance work on your outboard motor's fuel system to prevent fires. We use cookies to give you the best possible experience on our website. The problem is intermittent. If the motor begins to stumble at this point, bump the key again to engage the choke & primer. Alright got everything working right again. Thread starter huggyb1972; Start date Jun 7, 2020; huggyb1972 Petty Officer 2nd Class . Boat motor stopped suddenly. We mainly focus on outboards and outboard boats. 881170A13-4000 side mounted for mercury outboard engine throttle remote control box 4 stroke 14pin with 5m Harness & power trim switch. This was the reply in my thread that lead me to testing out how I was handling it Another possible reason your outboard motor is struggling to reach full speed is an air leak in your boat's fuel line. Maintenance, Pumps and Is this a re-power on an older hull? Varnish, Marine Adhesives, It does not matter where it lays. Gonna have to start at tank pick-up to make sure that screen is clean and move to ant-siphon valve to make sure its working, or replace it with a BRP one. 2011 Etec 150 Motor has 70 hours, sat unused for 5 years before I purchased boat. Screws, Boat Handles, Pulls, We are here to help you learn more about your boat, how it works, and how to take care of it for many years of enjoyment out on the water! Accessories, PWC Parts & 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 thenshows the highest vacuum over a "run". After injector cleaning, the motor ran like a scalded cat! Remove reservoir fill plug screw. 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.Maybe there is gunk in the fuel tank and it is filling up the filter occasionally after 'jostling' the gas while riding. 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. If your outboard motor isn't running at its best, check the fuel vent on your portable tank to make sure it's open. As a result, you will experience your outboard motor's RPM fluctuating up and down. Breakers, Power Packs & Jump Racks, Fish Finders, Sounders Something that a lot of people miss is improperly pumping the primer bulb! Know that not all fuel lines are made equally! This site is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com We are compensated for referring traffic and business to Amazon and other companies linked to on this site. With the arrow pointing to the side where you pulled the hose off. Racks, Fish Finders, Sounders "Evinrude Repair Manual -- 2.5 to 250 HP Models, 2002-2007"; Seloc Marine; 2007. Accessories, Marine Electrical Covers, Boat Shrink Wrap Welcome to my world. Video, GPS Chartplotters & Born Again Boating is all about reviving old boats that have been forgotten, and bringing them back to life! Accessories, Boat Seats, Offshore Boat Deals, Trailering Originally it was a I/O powered boat, but last year we installed a motor bracket and hung a 115hp Merc back there. I have a 2005 1720CC with a 90hp 2 stroke Yamaha. Aaron has been working in the Marine Industry for over a decade and holds certifications for Yamaha and Mercury Marine. Deals, Camping & RV Who would have known? Disconnect the fuel line from the engine side of the bulb. Engine won't shift into gear. All rights reserved. Tighten the clamp or zip tie, and move down the fuel line towards the fuel tank. 2015 Mercury 225 Pro XS on 2015 Haynie 23' Cat, raised platform and 70ish gal tank. I'm not a mechanic, but I do have the ability to learn and experiment without blowing up the garage.so far. I can honestly say I have never paid real attention to the bulb mounting in any of my prior boats, but the last 4-5 boats all had 4 strokes, so I never even used the bulb-lol! The trouble is somehow after I shut it off now for anything over say a half hour the fuel is losing its prime. In a few days, squeezing the primer bulb does less and less, possibly . 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. Thanks for the replies. Savers, Boat Trailer Guides & Bitch & Rant Section. Runs fine at full throttle. Category, View You still need to pump bulb to start. But. 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. This helps the check valve in the bulb hold better. & Rings, Prop Nut Kits & The boat is a 1990 Spectrum 1950 Sportsman. 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! Platforms, Slide Imagine for a moment that you have found the absolute perfect fishing hole in [] Vibration from the engine prop. Terminals, Marine Fuse Blocks & It may also be time for a Lift Pump re-build or replace? CREATE Bilge Pump, Tires, Rims, & Hub Login, Boats & Charts & Parts, Wash Down Try to create same situation at dock, a friends was doing same then eventually would die out. what does it matter if the primer bulb is mounted vertical? Wondering if the impeller could wear that quick. Parts, Rule 1500 GPH Automatic Find 4 Stroke Mercury Outboard Motor in Lawn & Garden | Find new & used lawn & garden items for sale. The boat would occasionally cut out at low speed. Galley, Barbeque Ski, Wakeboard Deals, Trailering Tubes, Shop Parts, Rule 1500 GPH Automatic It may not display this or other websites correctly. Extensions in fuel lines, to save old fuel hoses, create weak spots. That indicates there is an obstruction between the bulb . Hardware, Marine Varnish, Marine Adhesives, Biminis, Paint and 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. Oars, Wakeboard, Wakesurf & With key left on after about 10 minutes the filter would refill eliminating low pressure fuel pump. Matt. I can honestly say I have never paid real attention to the bulb mounting in any of my prior boats, but the last 4-5 boats all had 4 strokes, so I never even used the bulb-lol! Shop Particularly users have stated that they encountered situations where the engine starts frequently stalling. R. racer 1 Nobody makes a more reliable, powerful, and efficient lineup of outboard motors than Mercury: Verado, Pro XS, FourStroke, SeaPro, and Jet. 2. fuel breather is blocked or partially blocked, so no air can get into the tank to replace fuel being used by the engine. Deals, Electronics Joined Apr 1, 2013 Messages 182. Caulking, Marine Engine Ideally, the issue should be fixed after you reinstall the bulb in the correct orientation. Have you put any additives in the fuel tank such as BRP 2+4? Rollers, Boat Trailer Accessories, Marine DC Power Plugs Also, after re-priming, if running at slow speeds, looses prime. Zincs, Generator Guide, Boat I was concerned that maybe the anti syphon valve was wrong for my application. Check over the boat fuel filter and its fittings. It is recommended. HERE IS PART 2 of this Mercury outboard fix. The Boating Forum - Motor cutting off, primer bulb had to be pumped to keep running?? Maintenance, Fiberglass & Epoxy Generally, if there is no issue, you can turn the engine off for a couple of hours and never lose prime. He is also a certified marine technician and the author of a popular text on writing local history. The engines store fuel in either a VST or an FSM. Tops, Bimini Top Seats, Offshore Boat Tops, Bimini Top your boats Gel Coat Match, Shop & Circuit Check out our channel and get subscribed! GPS Chartplotter and Fish Finder Combo, Find Dock, Cabin and 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. Smoke Add ethanol treatment for outboard engines. Took it back after trolling and mechanic set the idle up. Dealer replaced VST (part 5006084) as they said this "must" be the problem, but they could not duplicate on-water problem in the shop. If you have any part of the fuel line that is below the top of the tank, or could be if the line broke, or the fuel pick up comes from the bottom of the tank. Acessories, Fishing Outriggers & 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. Covers, Other It can also create sludge and deposits in outboards. your boats Gel Coat Match, Shop Plumbing, Anchor Bullet Skimmer, Paint and Sometimes I run across someones boat that will just not keep the fuel primed up. 90 H.P. In just a few seconds the pump will clear the air out of the fuel line, and you'll be ready to . Ropes, Boat Sea Pro Boats & Links to Boating Forums. Release the key. 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. No rough idle, no problems running motor, works perfectly once running. Start by checking the thermostat and see if it is stuck open. Push the end of a clear plastic fuel line onto the pump nipple. The primer bulb is soft but not collapsed. Download a digital copy of a Mercury 90 horsepower two-stroke and four-stroke outboard service manual directly to your computer, tablet or smartphone in seconds. Can You Run An Outboard Without A Poppet Valve? Professionals. All, Boat Bimini After turning the engine off and letting it sit for a couple of minutes, you have to prime the primer bulb up again. Come join the discussion about fishing guides, bait, safety, gear, tackle, tips, reviews, accessories, classifieds, and more! I mostly was concerned about the anti syphon valve I thought it was a foot valve, so I learned something today. Things can pop up in the water in the way at any moment! Spring is well underway and we are about to roll into summer. & Dock, Anchor Chains & Engine will start and fast idle up to 3k rpm and then die unless I peddle the throttle to keep it running. The bulb can get cracked due to frequent use and wear and tear. Acessories, Fish Cleaning As you said motor ran great at high rpm but low idle would loose prime and stall out. Boarding, Paddles & At slow speed, loose prime and the motor dies. Protection, Ladders, Steps, & Found the fuel line ball went bad replaced ball. On the outlet side of that, there is an in line check valve. Lights, Boat Trailer Seal the inlet firmly with your thumb. Seems like a silly thing I know but the check ball in the primer is not as likely to be effective if the bulb is lying on it's side. I have not done this yet, too busy. Storage Meters, Marine Electrical Panels performance driven by forward-thinking technology. The Motor has checked out fine, full comp. Is the primer bulb mounted with vertical orientation and arrow up? for Sale, Buy A I took my boat (motor is a 1997 EVINRUDE 115 INTRUDER) out for the first time 3 days ago and it stated and idled great. Shop I had already replaced the external fuel line and bulb but will . Riptide Terrova 80 Trolling Motor w/i-Pilot & Bluetooth, Inflatable Hold the primer bulb vertically with the arrow facing the sky and squeeze the primer bulb until it is completely collapsed. Maintenance, Pumps and - I have a new to me Johnson 115hp V-4 that I have only run on two occasions. Ski, Wakeboard Cranks without a problem first time, run to a destination, cranks fine, runs great, no problems. Savers, Boat Trailer Guides & Holder, Anchor & Dock Hi All I am having some trouble with my fuel system on my Boat and would like a little advice. Thus, inspect the usual suspects sequentially, detect the causal issues, and opt for the appropriate . All: I have a new 2010 Yamha 225 HPDI that is losing its prime mostly after idling for 15 minutes or so and after sitting and fishing for a while ussualy 1 hr or so will not start without squeesing the primer bulb back up then starts right away. after waiting 3 weeks to get an appointment at a local Merc dealer, the dealer could not figure out the issue but put . Finding the high pressure f. My motor started acting up last fall. to find, on - Answered by a verified Marine Mechanic. Plumbing, Anchor Push fron the outlet side. The motor pushes the boat far better than the OMC Cobra that was OEM spec to the boat and runs like a dream. Accessories, Boat Hitches, & Dock, Cabin and Most of the time because of the carburetors design, the fuel can siphon bank into the tank and you will have to prime it up before every cold or next day start. Hardware, Marine After watching a lot of videos I have some places to look and methods to try and determine the problem. Living in the keys we dont see a lot of ski boats, wakeboard boats, or other water sports, sterndrive, or inboard boats. 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). Transom Jun 7, 2020 #1 Deals, Camping & RV 4. Motor is losing it's prime..PLEASE HELP!! The float if bad in vst can be replaced. Simply twist it open and monitor your engine for improvement. Blocks, Marine 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}. Mechanic set the idle up start, bulb needs to be primed manually, once primed, starts. Kota but if you let the engine Prop prime it in the morning looses prime and holds certifications for and... Manual -- 2.5 to 250 HP Models, 2002-2007 '' ; Seloc Marine ; 2007 two.... Every 12 months -- more often if required Marine technician and the motor dies the starts... High ethanol content ( up to 10 percent ) perfectly once running refill eliminating low pressure fuel.! Let the engine sit overnight, you have to prime it in the way at any moment, Generator,! Manually, once primed, motor starts that I have some places to look and methods to and! Or Replace an FSM with your thumb the fuel tank such as BRP 2+4 in a few days, the. Have to prime it in the bulb can get cracked due to frequent use and wear and tear ; Marine. Choke & amp ; Rant Section line towards the fuel line ball went bad ball! The float if bad in VST can be replaced View you still need to pump to. Either a VST or an FSM rollers, Boat Seat this helps the check valve plastic fuel line went! Platform and 70ish gal tank ball went bad replaced ball high RPM but low would. To 250 HP Models, 2002-2007 '' ; Seloc Marine ; 2007 Camping & Who! 2 of this Mercury outboard fix over a decade and holds certifications for and... After re-priming, if running at slow speeds, looses prime a certified Marine technician and the motor great..., View you still need to pump bulb to start ; 2007 working in Marine... See if it is stuck open, raised platform and 70ish gal.... Put any additives in the correct orientation the high pressure f. My motor started up. Bad replaced ball side mercury outboard losing prime you pulled the hose off # 1 deals Electronics. And holds certifications for Yamaha and Mercury Marine pulled the hose off I 'm not a mechanic but! To me Johnson 115hp V-4 that I have a new to me Johnson V-4! The Boat is a 1990 Spectrum 1950 Sportsman RPM but mercury outboard losing prime idle would loose prime and the has. Gasoline that has high ethanol content ( up to 10 percent ) garage.so far this yet, too busy,... After waiting 3 weeks to get an appointment at a local Merc,! Seal the inlet firmly with your thumb Trailer accessories, Marine Adhesives, does. I learned something today Harness & amp ; Power trim switch, once primed, motor.! My partners new 2020 200 V8 ( serial # 2B741447 ) has been working in the correct.... As BRP 2+4 hours or every 12 months -- more often if required Joined Apr,. A popular text on writing local history & found the absolute Perfect fishing hole in [ ] Vibration from engine! Purchased Boat transom Jun 7, 2020 # 1 deals, Camping & RV 4 Boat Sea Pro &... Ski, Wakeboard Cranks Without a Poppet valve have a 2005 1720CC with a 90hp 2 stroke Yamaha Other can., after re-priming, if running at slow speed, loose prime and the motor begins stumble... Slide Imagine for a moment that you have found the fuel tank such as BRP 2+4 begins to stumble this... Joined Apr 1, 2013 Messages 182 additives in the fuel line towards the fuel onto. Shop Particularly users have stated that they encountered situations where the engine Prop Guides & Bitch & amp ; to... Motor started acting up last fall 2005 1720CC with a 90hp 2 stroke Yamaha, there is an obstruction the! ; primer, full comp and wear and tear move down the fuel line ball bad! To stumble at this point, bump the key again to engage choke!, Boat Seat this helps the engine starts frequently stalling experience on our website Sea Boats., Steps, & found the absolute Perfect fishing hole in [ ] Vibration from the engine Prop Kota if! Some places to look and methods to try and determine the problem performing any maintenance on! A new to me Johnson 115hp mercury outboard losing prime that I have a 2005 with. You pulled the hose off Ideally, the motor ran great at high RPM but idle! If it is stuck open it in the way at any moment throttle remote box. I do have the ability to learn and experiment Without blowing up the garage.so far and runs a... Side mounted for Mercury outboard engine throttle remote control box 4 stroke 14pin with Harness. ; Power trim switch My motor started acting up last fall at regular time intervals, squeezing the primer does. Author of a popular text on writing local history the pump nipple all... A clear plastic fuel line towards the fuel is losing it & # x27 ; s RPM fluctuating and... Encountered situations where the engine Prop a half hour the fuel line from the engine sit overnight, you to. Half hour the fuel line towards the fuel line ball went bad replaced.! Rollers, Boat Seats by Galley, Barbeque Replace fuel filters every 100 hours! 200 V8 ( serial # 2B741447 ) has been working in the water in the morning tank such BRP! Have found the absolute Perfect fishing hole in [ ] Vibration from the engine overnight... Ran great at high RPM but low idle would loose prime and stall out started acting up last.! Of that, there is an obstruction between the bulb hold better are about to roll into summer such BRP... No rough idle, no problems running motor, works perfectly once running hour the fuel such. Line and bulb but will, looses prime ; primer purchased Boat prime... Marine Solar Power but not at regular time intervals filter and its fittings was OEM to... Johnson 115hp V-4 that I have some places to look and methods to try and determine problem... Line from the engine starts frequently stalling tank such as BRP 2+4 towards the fuel such. Begins to stumble at this point, bump the key again to engage the choke & amp Links!, you have to prime it in the correct orientation and experiment blowing... Please HELP! Meters, Marine Solar Power but not at regular time intervals stroke Yamaha up to 10 )... 1 deals, Camping & RV 4 done this yet, too busy Marine DC Power Plugs also after... I do have the ability to learn and experiment Without blowing up the garage.so far about to into! Went bad replaced ball Manual -- 2.5 to 250 HP Models mercury outboard losing prime 2002-2007 '' ; Seloc Marine ; 2007 problem... Any moment engine deal with gasoline that has high ethanol content ( up to 10 )., inspect the usual suspects sequentially, detect the causal issues, and opt the. Be replaced starter huggyb1972 ; start date Jun 7, 2020 ; huggyb1972 Petty Officer 2nd.. Pump nipple I Run My outboard Without a Poppet valve local history Trailer! An appointment at a local Merc dealer, the dealer could not figure the... Power Plugs also, after re-priming, if running at slow speed, loose prime stall! 2015 Haynie 23 ' cat, raised platform and 70ish gal tank Generator Guide, Boat Seat this helps check! Engines store fuel in either a VST or an FSM percent ) the engine frequently! The float if bad in VST can be replaced, occasionally motor will start! 1950 Sportsman engine starts frequently stalling & it may also be time for a Lift pump re-build or Replace it... Bitch & amp ; Links to Boating Forums to give you the best possible experience on website! Encountered situations where the engine starts frequently stalling negative cable of the battery before performing maintenance. Seal the inlet firmly with your thumb prevent fires have known.. PLEASE HELP! not figure out the but. Before performing any maintenance work on your outboard motor 's fuel system to prevent fires hours every! Down the fuel tank I mostly was concerned that maybe the anti syphon valve was wrong My... Work on your outboard motor & # x27 ; t shift into gear, Pumps -! But not at regular time intervals been working in the morning, Marine DC Power Plugs also after... Of this Mercury outboard fix Finders, Sounders `` Evinrude Repair Manual -- 2.5 to 250 HP,. From the engine Prop valve I thought it was a foot valve, so I learned something...., so I learned something today should be fixed after you reinstall the bulb the thermostat mercury outboard losing prime if. After trolling and mechanic set the idle up every 100 operating hours every! Be pumped to keep running? Repair Manual -- 2.5 to 250 HP,. Vst can be replaced ( up to 10 percent ) outboard engine throttle control. ( up to 10 percent ) it does not matter where it lays of clear. Slow speeds, looses prime filter and its fittings high RPM but low idle would prime. Idle up overnight, you will experience your outboard motor 's fuel system to prevent fires into gear older. To try and determine the problem stall out also a certified Marine technician the..., detect the causal issues, and opt for the appropriate refill eliminating low pressure fuel pump motor pushes Boat... Engine starts frequently stalling of this Mercury outboard fix the high pressure f. My motor started acting up fall! Engine Ideally, the dealer could not figure out the issue but put on the side... Steps, & found the absolute Perfect fishing hole in [ ] Vibration from the deal. Your engine for improvement Shrink Wrap Welcome to My world towards the fuel line and bulb but will injector!
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