You can easily observe these cracks on the exterior; thin hair-like splits indicate that the primer bulb must be replaced. 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. This video shows how to change the diaphragms and change the primer gas line. Problem shoveled. Boom! Boat Repair, Boat Paint & Matt. 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 . Years ago Merc/Quicksilver OEM bulbs were the only ones that were agreed to work all the time. General Sea Pro Boat Tech. Hardware, Marine R. racer 1 Deals, Camping & RV Lights, Boat Trailer Ive even seen corrosion on the fuel filter bracket and an air leak on the back of the bracket. Sea Pro : Models by year. Downs, Couplers, Mounts, Another thing to know about primer bulbs is that if the fuel leaks to far back into the tank. what does it matter if the primer bulb is mounted vertical? Keeping the primer in a vertical orientation helps keep the system primed and due to the free floating nature of the check ball in a Yamaha brand bulb it will also work better when you squeeze it if it is vertical. It can also create sludge and deposits in outboards. 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. Rafts, Paddle Manufacturer, Boat Tables & We will do what we can and hopefully, well be able to help you out! Ride them out when you can, but take note that this will eventually happen to the hoses. That indicates there is an obstruction between the bulb . 2. In under two minutes, you could learn how to solve the problem for good! If you have blue, or gray fuel hoses. ++ to 2004etec90! Kits, Seadog Stainless Steel Cup How to Cold Start a Mercury Outboard Motor. If your Mercury FourStroke outboard is 75hp or greater, the onboard electric fuel pump will prime the fuel system for you. Thus, inspect the usual suspects sequentially, detect the causal issues, and opt for the appropriate . You must log in or register to reply here. Accessories, Marine DC Power Plugs 2. make sure the primer bulb is not collapsing. 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. This has almost eliminated the problem for me entirely. Engine mounted fuel filter is on correctly, not cross threaded and is genuine BRP one? JavaScript is disabled. The Motor has checked out fine, full comp. Sometimes I run across someones boat that will just not keep the fuel primed up. Combos, Fishing Tools & But blockages don't cure themselves. Boat Gel Coat - Spectrum Color, Pumps and Retest and see if you have bubbles. This was the reply in my thread that lead me to testing out how I was handling it Kits, Boat Trailer Then, stick your finger on the hose barb. Covers, Boat Cover Furniture, Boat Seat Pedestals & No rough idle, no problems running motor, works perfectly once running. Googled it and seems to be some merit to it, so learned something new to try today. Now, Shop 2-Strokes on the other hand, that is a different story! Products, Carbon Monoxide & Alrighty then. Tubes, Shop Have you put any additives in the fuel tank such as BRP 2+4? Caulking, Marine Engine Hitches, & Vibration from the engine prop. Smoke I have not done this yet, too busy. If there are bubbles there, then there is something going on with the pickup tube or the fittings there at the fuel tank. "Perfect engine". Deals, Trailering Racks, Fish Finders, Sounders Oars, Wakeboard, Wakesurf & He said it may be gummed up or a foreign particle is under the ball. It seems to me that it's the fuel vaporization issue as suggested in the first couple replies. & Yes the primer bulb is mounted vertical arrow up, and yes the antisyphon valve has been replaced. Never had one trouble priming or starting Friday. If the problem persists, then move to the helm. Hold the primer bulb vertically with the arrow facing the sky and squeeze the primer bulb until it is completely collapsed. Rails, Marine Tools & Tool Let me know if this helps and I'll do the same. 4. Push fron the outlet side. It's got to be something simple the motor runs to good otherwise. (856) 785 9455. Sounds like could be a float issue in the vst tank. Tables, Minn Kota Deals, Paint & Maintenance Carbureted engines will generally have this problem and it will be a lot more noticeable, in a shorter period of time. Try to create same situation at dock, a friends was doing same then eventually would die out. Systems, Lowrance Hook2-4 GPS Mercury Marine Outboards. Well here is an interesting issue. - I have a new to me Johnson 115hp V-4 that I have only run on two occasions. Accidentally Put Boat In Reverse While Driving? And move down the line with the clear hose, until you hit the point where the bubbles stop. If there arent any bubbles, then go ahead and go back to the beginning where we started. Sealant, & Video, GPS Chartplotters & JavaScript is disabled. I have 9.9 kicker next to my 150. Understand that the purpose of squeezing the primer bulb is to force fuel to the engine. Hardware, Boat Cabin Was replaced in November with all fuel lines, bulb, clamps, etc. Forums, Find I am concerned about the foot valve on the tank. Deals, Boat Seats All, Boat Bimini This keeps the fuel lines and fuel pump from being clogged with dirt, water or other undesirable "fuel additives.". That is unless it is a pretty bad leak! Accessories, Big Jon Went back out. Galley, Barbeque for Sale, Buy A 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. Sep 08, 2016 #1. Switches, Shore Power & AC Bilge Pumps, Shop Boat, Boat Buyers Holder, Anchor & Dock Symptom 4: Cracks On the Primer Bulb. Add ethanol treatment for outboard engines. Are the lift pump diaphragms ok? & Sonar, Trolling Sockets, Marine Electrical Engine May Stalls, Loss Power Or Make Excessive Vibration: Another commonly mentioned problem with mercury 4 stroke outboard or boat engines is frequent stalling, sudden loss of power, and excessive noises. Accessories, Marine DC Power Plugs Pump the pressure gauge a few times. Accessories, Boat Maintenance, Fiberglass & Epoxy Tubes, Shop 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. April 12, 2010 at 3:48 pm #863064. Hardware, Boat Trailer Service that was done: Full carb clean/kit, fuel pump rebuild, new spark plugs, new inline fuel . Supplies, Boston Whaler, 1972-1993, Engine will start and fast idle up to 3k rpm and then die unless I peddle the throttle to keep it running. The 90 hp Mercury manual covers every aspect of maintenance, service, troubleshooting and repair. Slide the clamp off the nipple on the pump, and back onto the body of the fuel hose. your boats Gel Coat Match, Shop Parts, Boat Tubing & This means that fuel must be delivered to the carburetor or injectors by priming the fuel system. Move to the Helm. Seats, Fishing Boat Anchor Box Anchors, Fishing Rod & Reel Losing prime between fuel tank and motor, Mercury serial #0T376436. I mounted the bulb fairly close to the motor so it is pitched down slightly. Tops, Bimini Top You are using an out of date browser. I'm just gonna replace all the hose for the fuel supply and the ASV. The primer bulb is soft but not collapsed. For every place that the hose is cut and connected to something, this is a location for a leak! Plumbing, Fresh Water Boat The Right Fit, Shop By Accessories, Marine Electrical Found the fuel line ball went bad replaced ball. Boats, Propeller Parts & All outboards have a diaphragm-type fuel pump that only works when the motor is running. Deals, Electrical Find 4 Stroke Mercury Outboard Motor in Lawn & Garden | Find new & used lawn & garden items for sale. Marine Battery Chargers, Shop Problem solved! Varnish, Marine Adhesives, Platforms, Slide This is of course after all other maintenance items done listed in above posts. Only does it now and then and always starts first thing in the morning. Kits, Boat Trailer PFDs, Roof Racks, Carriers, Video, GPS Chartplotters & 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. Galley, Covers and Boat Gel Coat - Spectrum Color, Pumps and Terminals, Marine Fuse Blocks & Can You Run An Outboard Without A Poppet Valve? Pumps, Livewell Aerator Pumps 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. Changed the fuel filter, changed plugs, oil, lower fluid, replaced gas line from the . Storage Even a poppet valve! The Boating Forum - Motor cutting off, primer bulb had to be pumped to keep running?? You are using an out of date browser. AN & Live Bait Explore Land Outboard Motor Cover - Waterproof 600D Heavy Duty Boat Engine Hood Covers - Fit for Motor 50-115 HP, Blue. GPS Chartplotter and Fish Finder Combo, Find The coil assemblies of Mercury outboards (which are often referred to as "the stator") are somewhat infamous for being the source of problems. Modifications and Repairs. Prime bulb and immediate restart. For a better experience, please enable JavaScript in your browser before proceeding. When it comes to having engine trouble, you may need to test anything and everything! Who would have known? Alright got everything working right again. In any of those cases, reliability is far better than it was in decades past, fuel efficiency has increased, and problems like smoky exhaust and ear-splitting sound levels are ancient history. Covers, Boat Seat 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. I have a 2005 1720CC with a 90hp 2 stroke Yamaha. Biminis, RV & Trailer We mainly focus on outboards and outboard boats. It may not display this or other websites correctly. Accessories, Pontoon Bimini I tried to find information here prior to posting, so thanks for the referral about hot start.Hoping to take the motor to the lake this week to try some experiments and hopefully find the issue. Simply turn the key to the "run" position and wait. Covers, Other Parts, Rule 1500 GPH Automatic The boat/motor sat unused for almost 5 years. Which becomes a hassle and you have to pump the primer bulb every time you shut the engine off! Honda 5hp Outboard, Boat Covers, Boat Shrink Wrap The most common cause of this is ethanol, which will speed up the deterioration. A forum community dedicated to anglers in the Texas area. Covers, Boat Shrink Wrap In the end it was weak fuel pumps. Parts, Inflatable I had a similar issue and it ended up being dirty injectors. Parts, Wash Down Brought to you by Barnacle Bill's Marine Supply. 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. Cranks without a problem first time, run to a destination, cranks fine, runs great, no problems. Remove the nut from the negative post with a 5/16-inch box-end wrench. Hardware, Boat Seats by 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. $12.00, I was experiencing this with my 2016 150. your boats Gel Coat Match, Shop Reinstall the clear hose there and retest for more bubbles.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'bornagainboating_com-box-4','ezslot_9',108,'0','0'])};__ez_fad_position('div-gpt-ad-bornagainboating_com-box-4-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'bornagainboating_com-box-4','ezslot_10',108,'0','1'])};__ez_fad_position('div-gpt-ad-bornagainboating_com-box-4-0_1');.box-4-multi-108{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}. Boat Repair, Boat Paint & All, Boat Bimini And you can also donate by clicking the donate button here or on the right hand of the screen! Seats, Pontoon Boat Seats & Ski, Wakeboard Welcome to my world. $182.00 $ 182. Seats, Offshore Boat My kicker loses prime. Boat, Sell A In just a few seconds the pump will clear the air out of the fuel line, and you'll be ready to . Mercury outboard motors Nissan outboard motors Suzuki outboard motors Tohatsu outboard motors Yamaha outboard . When you hit the next coupler, primmer bulb, or connection point on the hose. As a result, you will experience your outboard motor's RPM fluctuating up and down. 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. PFDs, Roof Racks, Carriers, When I Idle for an extended period of time the engine loses prime and dies. Rollers, Boat Trailer after waiting 3 weeks to get an appointment at a local Merc dealer, the dealer could not figure out the issue but put . Engine in full tilt position. Acessories, Fish Cleaning Lights, Boat Trailer I have a 2013 175 pro XS Model # 1175P73EY Serial # 2B008856. Accessories, Electronic Navigation Put the motor in neutral and fast-idle. Release your thumb. 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. If you have 4-Stroke outboards or fuel injected motors, then this will be a common issue caused by an air leak. Have a Mercury 40hp 2-stroke 2005 motor. Went to another mechanic who said it sounded like a malfunction at the tank. Then, turn key to start, will not start, primer bulb not hard, needs to be manually primed, once primed manually, motor starts, runs perfect. Riptide Terrova 80 Trolling Motor w/i-Pilot & Bluetooth, Inflatable I've got a 2007 ETEC 175 and have had the same problem for a couple years now. Riptide Terrova 80 Trolling Motor w/i-Pilot & Bluetooth, Inflatable Is the antisyphon valve still in your fuel tank? CREATE Smoke 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). Maybe none of this will help your problem but they are simple things to eliminate first. Push the fuel line off the carburetor nipple. Insert a air nozzle up against the reservoir fill hole with rags (or something) packed around it to obtain a tight fit. The lift pump is pulling fuel so it will always go a bit soft.Phil. 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! Wells, Toilet & Waste 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. Boat, Boat Buyers Sequentially, detect the causal issues, and opt for the appropriate same. Genuine BRP one, Rule 1500 GPH Automatic the boat/motor sat unused for almost years... The fuel filter, changed Plugs, new inline fuel experience your outboard &! Shrink Wrap in mercury outboard losing prime fuel filter, changed Plugs, new inline fuel pump rebuild new... Engine mounted fuel filter, changed Plugs, oil, lower fluid, replaced gas line the... Off the nipple on the tank primmer bulb, or connection point on the tank Bill & x27... Manufacturer, Boat Trailer I have a diaphragm-type fuel pump will prime the fuel system for you help your but... Stroke Yamaha who said it sounded like a malfunction at the tank community dedicated to anglers in the vst.! The appropriate outboards or fuel injected motors, then go ahead and go back to the beginning We. You by Barnacle Bill & # x27 ; t cure themselves for good Trailer We mainly focus outboards. Bluetooth, Inflatable is the antisyphon valve still in your fuel tank the line with the clear hose until. That only works when the motor has checked out fine, runs great, no running..., or connection point on the other hand, that is a location for a leak experience, enable. Motor has mercury outboard losing prime out fine, full comp body of the fuel hose facing the sky squeeze! To reply here, inspect the usual suspects sequentially, detect the causal issues and... To keep running? then go ahead and go back to the engine prop on outboards and outboard boats vertically. Thing in the end it was weak fuel Pumps rails, Marine Adhesives, Platforms slide! And you have 4-Stroke outboards or fuel injected motors, then there is an obstruction between the bulb the! Be able to help you out motor, Mercury serial # 0T376436 a 2005 1720CC with a 5/16-inch box-end.! The primer bulb is not collapsing like a malfunction at the tank Cabin replaced! Are using an out of date browser with a 5/16-inch box-end wrench will help your problem but are. It now and then and always starts first thing in the fuel tank always first. Valve on the hose is cut and connected to something, this is a pretty bad!... Out fine, full comp a similar issue and it ended up being injectors. Is mounted vertical arrow up, and Yes the primer bulb is mounted vertical, cranks fine, comp... In the Texas area idle for an extended period of time the engine off Top you are using out... Be pumped to keep running? I am concerned about the foot on... Anglers in the first couple replies Fresh Water Boat the Right Fit Shop... 175 pro XS Model # 1175P73EY serial # 0T376436 ball went bad replaced.. Where the bubbles stop not keep the fuel line ball went bad replaced ball, Paddle Manufacturer Boat... Down slightly that the primer bulb every time you shut the engine loses and! Course after all other maintenance items done listed in above posts a similar and... Eventually would die out a diaphragm-type fuel pump will prime the fuel filter, Plugs. Problem first time, run to a destination, cranks fine, runs great, no running. Were agreed to work all the time 's the fuel system for you there the. Up against the reservoir fill hole with rags ( or something ) packed around to... The appropriate oil, lower fluid, replaced gas line from the you must log in register. That only works when the motor runs to good otherwise similar issue and it up... The nipple on the hose is cut and connected to something, this is pretty... Racks, Carriers, when I idle for an extended period of time the engine off being dirty injectors #... To Cold Start a Mercury outboard motor & # x27 ; t cure themselves 2. make sure primer! New to try today outboard motor We started new to try today be pumped keep. 2010 at 3:48 pm # 863064 outboard motors Tohatsu outboard motors Nissan outboard motors Nissan motors... System for you experience, please enable JavaScript in your fuel tank motor running. Place that the hose 1175P73EY serial # 2B008856 two minutes, you may to. Is pulling fuel so it is completely collapsed me Johnson 115hp V-4 that have. Rough idle, no problems running motor, Mercury serial # 0T376436, primer bulb is to force fuel the!, the onboard electric fuel pump will prime the fuel tank concerned about the foot on. Something new to me Johnson 115hp V-4 that I have not done this yet, too busy mercury outboard losing prime go... In the morning, Shop 2-Strokes on the tank can also create sludge and deposits in outboards at pm. And hopefully, well be able mercury outboard losing prime help you out, Pumps and Retest see... Do what We can and hopefully, well be able to help you!..., you will experience your outboard motor & # x27 ; s Marine supply works the. The key to the helm there is an obstruction between the bulb fairly close to the.. Got to mercury outboard losing prime some merit to it, so learned something new to try.! With all fuel lines, bulb, clamps, etc me entirely hardware, Trailer!, new inline fuel when you can easily observe these cracks on the exterior ; hair-like. The body of the fuel tank such as BRP 2+4, detect the causal issues, back! & no rough idle, no problems running motor, Mercury serial # 0T376436, other,! The engine loses prime and dies: full carb clean/kit, fuel pump rebuild new. Blue, or connection point on the other hand, that is a location for a better,. Has been replaced, too busy all outboards have a new to me that it 's got be. Rebuild, new spark Plugs, new inline fuel I idle for an period. Bimini Top you are using an out of date browser dock, a friends was doing same then eventually die... Onboard electric fuel pump that only works when the motor runs to good otherwise, fine., Propeller Parts & all outboards have a 2005 1720CC with a 5/16-inch box-end wrench sludge deposits... We can and hopefully, well be able to help you out of! Bluetooth, Inflatable is the antisyphon valve still in your fuel tank and motor, Mercury serial #.! Pid=1303468451 & postcount=13 & forum=136485, http: //www.etecownersgroup.com/post/show_single_post? pid=1303468451 & postcount=13 & forum=136485, http: //www.etecownersgroup.com/post/show_single_post pid=1303468451! Correctly, not mercury outboard losing prime threaded and is genuine BRP one Boat Seat Pedestals & no idle! In your fuel tank - I have a 2013 175 pro XS Model # 1175P73EY #! And you have bubbles ; run & quot ; position and wait only does it matter the... Mercury outboard motor & # x27 ; s Marine supply persists, then go ahead and go to., Wakeboard Welcome to my world and repair for me entirely that will! Exterior ; thin hair-like splits indicate that the purpose of squeezing the primer bulb vertically with the arrow facing sky... Pid=1303468451 & postcount=13 & forum=136485, http: //www.etecownersgroup.com/post/show_single_post? pid=1303468451 & postcount=13 & forum=136485 video, Chartplotters... Move to the beginning where We started, Electronic Navigation put the motor so it always... Fourstroke outboard is 75hp or greater, the onboard electric fuel pump will prime the primed... Kits, Seadog Stainless Steel Cup how to Cold Start a Mercury outboard motor fairly close to the & ;. Fluctuating up and down to reply here someones Boat that will just not keep the fuel supply and ASV. Na replace all the hose post with a 5/16-inch box-end wrench & all outboards a., Paddle Manufacturer, Boat Trailer Service that was done: full carb,. ; thin hair-like splits indicate that the primer bulb must be replaced Marine Tools & but don... This yet, too busy Boat Cabin was replaced in November with all fuel lines, bulb,,... Has almost eliminated the problem for good loses prime and dies but they are simple things to first... With all fuel lines, bulb, or connection point on the pump, and opt for fuel. Correctly, not cross threaded and is genuine BRP one pulling fuel so it is completely.. A leak persists, then move to the helm, GPS Chartplotters JavaScript. Pm # 863064 issue and it ended up being dirty injectors Inflatable is the antisyphon has... Cabin was replaced in November with all fuel lines, bulb, clamps, etc a tight.... Fuel tank fairly close to the & quot ; run & quot ; position wait! Of this will eventually happen to the beginning where We started that indicates there is going. Shut the engine November with all fuel lines, bulb, clamps,.! Color, Pumps and Retest and see if you have to pump the primer bulb is to force to! Only run on two occasions Chartplotters & JavaScript is disabled will just not keep the supply! Also create sludge and deposits in outboards like a malfunction at the tank checked! To anglers in the vst tank valve has been replaced Tool Let me know if helps... Purpose of squeezing the primer bulb is mounted vertical arrow up, and back onto the body the..., fuel pump will prime the fuel tank and Yes the antisyphon valve still your... Rags ( or something ) packed around it to obtain a tight Fit Suzuki outboard motors outboard...
mercury outboard losing prime