Insurance, Boat Copyright 2019 IBOATS. Usually it's the fuel line connection at the tank, the fuel/water separator, or any fittings before the primer bulb. Shop the latest items in lawn and garden including BBQs & grills, generators, snow blowers, lawn mowers, patio furniture and more with the most popular online marketplace, NL Classifieds. Yes, there is an incorrect way of priming the primer bulb! My partners new 2020 200 V8 (serial # 2B741447) has been a total let down. The clear plastic line lets you see if bubbles form in the fuel on hot days -- the cause of vapor lock. JavaScript is disabled. 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 . 91 Mercury 115 Primer bulb losing prime. There are really only a couple of symptoms for a leak in the fuel lines to the engine. Cushions, Lexington Fishing Lures, Fishing Rod Holders & Attach the pressure gauge hose to the outlet. Galley, Covers and Carbureted engines will generally have this problem and it will be a lot more noticeable, in a shorter period of time. Biminis, RV & Trailer Forums, Find If the primer bulb is held horizontally. Deals, Trailering Hardware, Boat Seat Tables, Minn Kota ++ to 2004etec90! If your outboard motor isn't running at its best, check the fuel vent on your portable tank to make sure it's open. Boat engine is overheating. Hardware, Boat Products, Carbon Monoxide & Protection, Ladders, Steps, & Boats, Propeller Parts & Axles, Boat Trailer Tie Accessories, Big Jon Wondering if the impeller could wear that quick. 1,315. Parts, Wash Down This was the reply in my thread that lead me to testing out how I was handling it All rights reserved. All, Anchor & But when I gave it w.o.t it started to spuder a bit. The trouble is somehow after I shut it off now for anything over say a half hour the fuel is losing its prime. Take the fuel filler cap off and blow air thru the breather outlet. But when I stop and it sits for a while, have to re-prime with bulb. If you have 4-Stroke outboards or fuel injected motors, then this will be a common issue caused by an air leak. The 90 hp Mercury manual covers every aspect of maintenance, service, troubleshooting and repair. 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. Open the cap on the fuel tank before trying to start the motor. Then reconnect the fuel hose on the bulb and prime that bad boy up. Engine: 2001 Merc 40 2-Stroke. Galley, Covers and Savers, Boat Trailer Guides & That is unless it is a pretty bad leak! Meters, Marine Electrical Panels The Right Fit, Shop By The problem is intermittent. With the arrow pointing to the side where you pulled the hose off. Instruments, VHF Radios & Dock Talk. The boat/motor sat unused for almost 5 years. Tighten the clamp or zip tie, and move down the fuel line towards the fuel tank. The Boating Forum - Motor cutting off, primer bulb had to be pumped to keep running?? 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. You will find a broken hose barb fitting or cracked pick up tube. Cranks without a problem first time, run to a destination, cranks fine, runs great, no problems. Honda 5hp Outboard, Boat Caulking, Marine Engine Step 6. Starters, Marine Solar Power Motor is losing it's prime..PLEASE HELP!! "Perfect engine"However, occasionally motor will not start, bulb needs to be primed manually, once primed, motor starts. He said to clean it. If you install the aluminum check valve, the hose will retain fuel. Hardware, Boat Trailer 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. Sea Pro : Models by year. Rollers, Boat Trailer 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! 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}. Starters, Marine Solar Power Marble, Engine (What is an Outboard FSM or VST?). On the outlet side of that, there is an in line check valve. The little football shaped thing was a loser..fast forward, EPA steps in and seems all you can get from Merc/Qk is the football with some fancy no-leak hose..as if fuel lines of the past leaked anyway.considering there wasn't any PSI to force leaking.know not of anything inside before or after, with either. When I Idle for an extended period of time the engine loses prime and dies. 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. The problem does NOT appear in the shop or when the boat/motor is stationary. Hitches, & Guide, Boat It could be going bad I suppose. Bilge Pump, Tires, Rims, & Hub I mostly was concerned about the anti syphon valve I thought it was a foot valve, so I learned something today. Active Member. Let it run for a little while and carefully watch the fuel passing through the clear hose. Tackle Boxes, Fishing Bait & When it comes to having engine trouble, you may need to test anything and everything! It can also create sludge and deposits in outboards. Is there a different one for a outboard power and a I/O? Locks, Boat Deck Charts & Fuel vaporization has been talked about on this forum recently. Have a Mercury 40hp 2-stroke 2005 motor. When it shut off, the primer bulb would be soft. & $12.00, I was experiencing this with my 2016 150. All, Anchor & Helm Seats, Shop Breakers, Power Packs & Jump Covers, Boat Seat Living in the keys we dont see a lot of ski boats, wakeboard boats, or other water sports, sterndrive, or inboard boats. 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. Forums, Find Pump the pressure gauge a few times. Re-set to "0", and go. Parts, Inflatable Motor will start and then stalls out so it looses its prime. Trailer Winches, Shop Accessories, Electronic Navigation to find, on - Answered by a verified Marine Mechanic. My kicker loses prime. After watching a lot of videos I have some places to look and methods to try and determine the problem. After turning the engine off and letting it sit for a couple of minutes, you have to prime the primer bulb up again. Deals, Electrical Software, Digital VST pump inlet filter. Particularly users have stated that they encountered situations where the engine starts frequently stalling. Disconnect the negative cable of the battery before performing any maintenance work on your outboard motor's fuel system to prevent fires. 2. Next, inspect the water pump impeller and make sure that it is not damaged in any way. Request The Next Technician's Tuesday Video Topic! Bilge Pump, Tires, Rims, & Hub Changed the fuel filter, changed plugs, oil, lower fluid, replaced gas line from the . Holders, Cabin Accessories & Sometimes if you keep turning the key it will suddenly fire. 2-Strokes on the other hand, that is a different story! Vinyl, Floating Boat Most of the time, with the visual inspection or process of moving that clear hose down the line. Boarding, Paddles & Realistically only have the problem in Key Allegro doing evening cruises with fam/friends. Remove reservoir fill plug screw. Switches, Shore Power & AC Tops, Bimini Top Battery Charger, Marine Audio & Kits, Seadog Stainless Steel Cup Terminal Do not know on the lift pump diaphragms. Disconnect the fuel line from the engine side of the bulb. Pumps, Marine Pump Replacement & Mercury & Mariner Outboards . 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). 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 . Trim is stuck on the engine. I replaced fuel lines, bulbs, Racor and the tank check valve. The first thing we want to do is a visual inspection of the entire fuel line. Rig up a temporarysay 6 gallontank to the engine so you are bypassing the fuel line to the main tank. Disconnect the rack or remove the cable end from the rotary gear. Dealer replaced VST (part 5006084) as they said this "must" be the problem, but they could not duplicate on-water problem in the shop. Why Does My Outboard Lose Prime? The dip tube into the tank has a screen in it. Accessories, PWC Parts & Detailed directions, drawings, and photos of virtually every test or repair you will ever need.Phil. Furniture, Boat Seat Pedestals & He said it may be gummed up or a foreign particle is under the ball. 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. Outboards, Shop I'm not a mechanic, but I do have the ability to learn and experiment without blowing up the garage.so far. The primer bulb is soft but not collapsed. Buy good quality fuel only. Boom! Also think about the anti siphon valve on your onboard tank if there is one. link to Accidentally Put Boat In Reverse While Driving? 91 Mercury 115 Primer bulb losing prime. For every place that the hose is cut and connected to something, this is a location for a leak! The primer bulb cant suck it up without removing it. Hardware, Boat Seat 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. Some times worse some time better. Harware, Marine Nuts, Bolts, & So no worries I brought the new primer bulb with me and do the boat ramp walk of shame with the rope in my hand over to shore. Transom 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. He suggested I take a screw driver a push the check valve out of the housing and clean it. Starting at the engine. Boat motor stopped suddenly. My motor started acting up last fall. Dock, Cabin and With the arrow pointing to the side where you pulled the hose off. Backed by decades of innovation and leadership, Mercury outboards are built to go the distance, delivering legendary. Check out these 10 simple solutions for the most common engine breakdowns. Deals, Dealer Nobody makes a more reliable, powerful, and efficient lineup of outboard motors than Mercury: Verado, Pro XS, FourStroke, SeaPro, and Jet. Anchor Box Anchors, Fishing Rod & Reel The motor will not start and the only way to start the motor is to manually pump fuel through the bulb. Handles, Life Jackets & Pump the bulb until it is firm to the touch. Problem shoveled. Finding the high pressure f. Pumps, Marine Pump Replacement & Live Bait He had a clear inline filter. Pumps, Livewell Aerator Pumps Push fron the outlet side. So with 27 plus years of boat ownership, I have never heard about the bulb being mounted vertical. 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 . Push the fuel line off the carburetor nipple. Boat, Sell A Parts, Sacrificial Anodes & Hitches, & 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. 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. Sep 08, 2016 #1. Vibration from the engine prop. Push the fuel line off the carburetor nipple. Racks, Fish Finders, Sounders Can You Run An Outboard Without A Poppet Valve? Honda 5hp Outboard, Boat Runs fine at full throttle. Rafts, Paddle Shelters, Boat Took it back after trolling and mechanic set the idle up. #2. Accessories, PWC Parts & Push in the key, turn to start, and hold it in until the outboard starts up. Hi All I am having some trouble with my fuel system on my Boat and would like a little advice. With a certain amount of fuel stored in the VST, the engine will fire up and run right when you hit the key switch. Meters, Marine Electrical Panels Sounds like could be a float issue in the vst tank. It matters if the arrow is pointing in the right direction. Push the end of a clear plastic fuel line onto the pump nipple. Check out our channel and get subscribed! Merc 115 fourstroke losing prime. Well here is an interesting issue. You probably already know you are really close to seizing a piston when your motor runs out of fuel at high rpm. I am concerned about the foot valve on the tank. But if you let the engine sit overnight, you have to prime it in the morning. If it is, you'll need to replace it with a new one. Why Does My Outboard Lose Prime & How To Fix It. Check over the boat fuel filter and its fittings. Hardware, Marine Even if you have a high-pressure electric fuel pump on a fuel-injected powerhead, the electric fuel pump is supplied with fuel by a low-pressure diaphragm-type pump that must "hold prime" to continue operating. Systems, Lowrance Hook2-4 GPS
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