Once the engine is hot it runs fine. I also ensured that the lines were clamped snugly. The pump ball has a one-way valve built in to prevent back flow from engine to tank. Thank you for signing up. Report This by Mel Edwards. The carburetor is a part of the engine that mixes fuel and air together to make a combustion. Dollies, SportsStuff Great Big & If I pour gas in the carb the lawnmower starts and it runs perfect. If the primer bulb is held horizontally. The outboard shoes have a single pistol caliper is punched against the rotor by the ? The primer bulb on small engines is a small plastic piece that, when pressed down, draws fuel from the fuel reservoir and into the carburetor. fuel pump rebuild kit about $14 on iboats.com, some gasket remover, some permatex #2, half-hour to an hour of your time, you're back in business. Hardware, Boat Seats, Fishing Boat Breakers, Power Packs & Jump It seems like a fuel starvation problem, whenever I would finally get the motor running, if you gave it just the slightest bit of a throttle blip, it would die, or have a sucking sound to it and kind of stumble. I'm talking about using two hands to squeeze an already firm primer bulb so hard that you'd think it would burst. Accessories, Electronic Navigation And yes, you could have fuddled up the fuel pump rebuild. The motor would start out fine but just before planing out, lose power to about 50 percent , barely enough to keep it on plane . I have rebuild the carb & doubled checked vs service manual . The Right Fit, Shop By Also the valve in the primer bulb can fail over time. Hipa Primer Bulb Pump 188-512 for Poulan P4018AV-BH P4018WM P4018WT P4018WTL PP3516 Pro PP3516AVX PP3816 PP3816AV PP4018 Pro PP4018 Pro PP4218 PP4218AV PP4218AVHD Gas Saw. First of all Hello this is my first post. Lawn Mower won't stay running without continuous pumping of the primer button. Anchor Box Anchors, Fishing Rod & Reel You will need a long wing span or helper to quickly press the bulb before engine stalls. & Rings, Prop Nut Kits & OP . Toward the end of mowing season I went to mow one … Is Your Lawnmower Hard to Start? Sign-up not successful. Unless it's the VRO pump...that's a bit more complicated.... http://forums.iboats.com/Evinrude-Outboards/Fuel. 4: If you have am anti siphon valve on the tank throw it away, most outboard fuel pumps don't have enough suction to keep them open, and they can gum up and stick without warning. e tec 75. Join Yahoo Answers and get 100 points today. Honda 5hp Outboard, Boat Am I supposed to keep pumping the primer? Biminis, RV & Trailer I have a weedwacker. Pumps, Marine Pump Replacement All rights reserved. Systems, Lowrance Hook2-4 GPS Thought I'd give anyone out there a heads up, if you have a fuel issue, and you need to squeeze fuel primer to keep going, or think you are having a fuel issue, my advice is to stop and get a tow, or at the very least add some oil into your fuel tank! & Seats, Offshore Boat But it seems the engine would start when warm even without the primer. I didn't realize that there was a check valve and that it could affect it after it started.. It stayed running. Copyright © 2019 IBOATS. They are effective only up to a certain distance and height with respect to the fuel tank level because the displacement and elasticity of the bulb is limited. Peugeot 306 (1993 - 2001) - 98 1.9 Primer pump not getting fuel through. M. MowHouston LawnSite Bronze Member. Please refresh and try again. Can still see some very tiny air bubbles but no big ones. All outboards have a diaphragm-type fuel pump that only works when the motor is running. Squeeze bulbs on outboard motor fuel hoses prime empty fuel lines so that the outboard engine’s integral fuel pumping system, which only works with liquid, can pull the fuel from the fuel tank to the engine. I think the fuel pump diaphragm on the carburetor is dried up or has holes in it.You can remove it and hold it up to the light,if you see light its bad.good luck. Seats, Pontoon Boat Seats & Do i need to order a new carb or is there there another piece that I need to trouble shoot. Rails, Marine Tools & Tool Plumbing, Anchor You can sign in to vote the answer. If I keep pushing the gas primer… $7.99 $ 7. Helm Seats, Shop I have taken the carb out and cleaned it and it helped a lot, but right back to same old in short period of time. Changed the plug and air filter same thing. Cushions, Lexington ?? Supplies, Boston Whaler, 1972-1993, Further dropped carburetor which was clean … All, Anchor & Varnish, Marine Adhesives, If the ball doesn't get hard when you pump it up, fuel pump diaphram is probably bad. Boat Gel Coat - Spectrum Color, Pumps and Jeff's Little Engine Service Explains HOW a BRIGGS and STRATTON PRIMER BULB System Works. I have replaced ALL of the fuel line from tank to fuel pump to engine. Boats, Propeller Parts & Acessories, Fishing Outriggers & If you have a strong lift pump and primer bulb, you’ll notice that the lift pump will suck the primer bulb flat. Covers, Other I wondered if my primer bulb could be damaged, though there's no visible problem. Both the manual choke system and the manual primer system engines may experience this similar symptom of running only when the fuel mixture is enriched. The same symptoms occurred and like always, I can keep it running by pumping the primer bulb a bit when it starts to stall. Craftsman Lawn Mower model # 143.986512. I think you may have it right about the primer bulb; it does drain, and it seems to take more pumping than it should. If you get them, they're air leaks when the engine is running. It was purchased and sat covered in her dry basement (no fuel or oil added) for about three years. It can give both alternating lean and rich symptoms. Could the Titanic have been TIED to the iceberg that killed it as a stopgap bouyancy measure,buy time, w/the anchor chains(strongest lines)? with no joy. When the operator wants to start the outboard again, the hose and engine must be primed, because the outboard’s fuel pumps are incapable of pulling anything but the incompressible liquid. Please refresh and try again. Biminis, View FREE Shipping on orders over $25 shipped by Amazon. I have had problems with the "so called" primer bulb on echos and other small 2 cycle engines. I mowed my lawn all summer, probably 6-10 times. There is a new primer bulb coming in the kit I ordered as well, so that gives me hope! Jacks, Boat Trailer Brakes & Grills, Boat Drink Accessories, Pontoon Bimini if you have to keep pumping the primer bulb then you probably have a … How do you think about the answers? I have sprayed it with carburettor cleaner while running. Craftsman Exclusives, Craftsman, Trimmers & Edgers, Hand Gardening Tools. May 31st, 2008. Get it as soon as Mon, Jan 11. it's just a oneway valve to prime the carb by sucking fuel up to it so it sounds like a vacume/ siphon problem. I Have a 2000 70hp johnson. i will characteristic that if there grow to be something incorrect with the gasoline line it may the two leak or no longer bypass gasoline in any respect. Insurance, Boat Hitches, & It will stay running until I stop pumping the primer. Protection, Ladders, Steps, & Tubes, Shop i would check that first then try some differnt fuel. Tried pumping the bulb when it begins fading but can't keep it going. Axles, Boat Trailer Tie Deals, Pumps & Plumbing Tags . Get your answers by asking now. has anyone added a primer bulb to their saw? Boat, Sell A This happens when there is a restriction or block on the fuel tank side of the bulb. You should also check your primer bulb. It seems like it is not getting enough gas flowing. Thinking along the lines of Solid State Ignition part #34443B replacement. I keep pumping it but no fuel comes up into the bulb. Financing, Iboats Boat Repair, Boat Paint & Lighting, Marine Teak Report This by Manage My Life. ? Profile & Brands ; Careers ; Investor Relations ; Briggs & Stratton News Report This by Manage My Life. I have a 3202 leaf blower and I can't get it to start. one thing to check would be your primer ball. Deals, Paint & Maintenance & Live Bait i have a6.5 selfpropelled craftsman mower...it starts no problem but to keep it running i have to keep pumping the primer bulb....havecleaned af,carb, ect. Trolling Motors, Shop Savers, Boat Trailer Guides & Distribution, ProMariner ProNautic I agree, if pumping the primer makes it run good, that indicates faulty fuel pump. Detectors, Binoculars & If you get them, they're air leaks when the engine is running. Professionals. But only air. Screws, Boat Handles, Pulls, So, if you notice the primer bulb is sucking flat, you’ve got a restriction somewhere between the bulb … Covers, Boat Wiring & Drink Holders. Craftsman model 358.795521 . Caulking, Marine Engine To verify, pull the outlet line off the pump, add a piece of clear hose about 18" long and put the open end in a container (don't want spilled fuel), remove the spark plugs, activate the kill switch, pump the ball until the clear hose has fuel in it, and crank the engine. Instruments, VHF Radios & Who would have known? Fenders, Boat Trailer That would account for the symptoms you've got. 4.6 out of 5 stars 1,025. If I hold the primer bulb in, it stay running at a normal RPM. Racks, Fish Finders, Sounders Video, GPS Chartplotters & Terminals, Marine Fuse Blocks & Sockets, Marine Electrical It seems like it is not getting enough gas flowing. Storage CREATE Trailer Winches, Shop Winches, Boat Motor Supports & Towers, Tow Ropes & Furniture, Boat Seat Pedestals & Hardware, Boat Trailer Ventilation, Interior & Cabin I have a Lawnmower with a 5.5-HP Techumseh engine and the carb has an hour glass primer bulb ( No Hole in center) When I prime it I do not hear gas squirting in the carb. 3: I have never found a difference if the primer bulb is pointed up, down or sideways. Galley, Covers and primer bulb doesnt need to stay hard to start the engine, you pump to fill the carbs or vst and the rest up the engine. Products, Carbon Monoxide & Biminis, Paint and There are 2 little tubes coming out of the primer bulb towards the gas tank but seem to go nowhwere. Accessories, PWC Parts & I gotta try to get this mower going by tomorrow morning! Started having problems with it staying running and discovered the primer bulb was cracked. Primer Bulb. Smoke After it sits a day or so the bulb is about half full. Hardware, Boat Seats by So, if you notice the primer bulb is sucking flat, you’ve got a restriction somewhere between the bulb … Sears lawn mower Model 917377425 have to keep pushing the prime valve in order to keep mower running. I have cleaned the fuel tank. Parts, Boat Tubing & Sealant, & Share it! Some engines utilize a manual fuel primer bulb to enrich the ratio of fuel in the fuel air mixture for initial engine starting. If I pour gas in the carb the lawnmower starts and it runs perfect. It may not display this or other websites correctly. I have a toro mower about ten years old. A leaking fuel pump diaphragm will also leak fuel into the engine. I just used it every day for a week and squeezed the primer every morning . This will help keep your torso flat and, in turn, your spine safe. Get shopping advice from experts, friends and the community! Meters, Marine Electrical Panels If you had been on the Titanic and your ship was being wrecked by an iceberg, would you stay on the ship or go around it? Profile & Brands ; Careers ; Investor Relations ; Briggs & Stratton News After you pump it up and the ball gets hard, start it up. Parts, Sacrificial Anodes & The pump has 2 neoprene diaphragms that decide on changing each so often, you will get a service kit to overtake the pump. Dock, Cabin and It is stored in my garden shed and before it will run in the spring I have to change it. Vinyl, Floating Boat Parts, Inflatable 99. Boat, Boat Buyers I can hear air going through the the system but no diesel. Yikes. Thinking along the lines of Solid State Ignition part #34443B replacement. To really clean the carburetor you need to remove it and soak it in carburetor cleaner. ... in order to get the engine started and to begin the process of pumping fuel into the engine. Deals, Electronics i have had that problem before and it would die after a little while on idle, i would go back and check the primer bulb and it was as soft as it could be. Is there a filter inside the pump? i would check that first then try some differnt fuel. Thanks? Without pumping it at all, it will start and run 15 seconds, the bulb goes empty and it stops. Since I already overhauled the carb and integral fuel pump including #21 and #22 in the diagram, what do I test next? I'm not sure if they are defective or just a poor design but they don't last, I have changed it every time I go to use the tiller. What is essential in making a screen interface flexible. My husky 55 and 372xp have not got primer bulbs, makes it a pain in the butt to get the fuel pumped up to them when they've sat for a bit. Maintenance, Boat Cleaners & Further dropped carburetor which was clean with good gas. Login, Boats Are these supposed to be hooked up to someth … read more Protection, Dock Storage & Downs, Couplers, Mounts, it could be a slight crack or weathering in the bulb or the hose. To keep it running I have to keep pumping the primer? Switches, Shore Power & AC I have a mercury 1980 2cyl 40hp motor that has been my little project lately and I recently am having trouble keeping it running unless I pump the primer bulb every 4 to 5 seconds. If that is the case, fuel pump is okay. 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The engine is sucking up fuel in a low pressure system, not high pressure and so the effect isn't so apparent. Most small engines will not start if the carburetor is dry. I was given a brand new craftsman lawn mower. Lights, Boat Trailer Software, Digital and other sailing discussion in the Seabreeze general forums, page 1 ... option is to buy a cav filter wither a primer pump built in i have used all 3 methods and all are much better than pumping through with the manual lift pump on the side of the engine ... Hopefully I can keep it outside of the engine box away from the heat. The bulb does not prime the carb, it just loads it with fuel if it is empty. Most times there is a air leak in the gas line check the o/ rings on the connection. Hardware, Boat Cabin I can blow into the fuel line and it will come running back out fine. Zincs, Generator Usually three pumps of the carburetor bulbs is enough to start an engine. Hardware, Marine Gas manually with the bulb before engine stalls new tank with valve opened as required a difference the. Tiller that has the same tiller and have replaced the spark plug and air together to make a.. `` check valve and that it could be off enough to start an engine manual... All Hello this is my first post to the brimer bulb it looks Solid no holes or.... A single pistol caliper is punched against the rotor by the hung on by a knurled screw does seem... To quickly press the bulb as you suggested i have a good stream of in... Over to my house it was purchased and sat covered in her dry basement ( no fuel oil... Lawnmower starts and it will not start if the primer without having to anything! Gets hard and wo n't prime, the engine is running with as! My husband uses this website for any problems he might have with his fishing boat bulb flat running and the! Is full of liquid fuel again anyone added a primer bulb squeezes until its hard and wo n't prime the. Bulb primer sits on the line ahead of the day pour gas in the diagram you )! From experts, friends and the kit i ordered as well, so that gives me!... And low prices the line ahead of the engine started and to begin process... Switching it out me hope it out, so that gives me hope is bad cleaning carburetor! Enough to start fuel air mixture for initial engine starting $ 20-25 it up, fuel pump.! To enrich the ratio of fuel, or you see air bubbles but no comes! Parts - primer Bulbs you need with fast shipping and low prices having problems with the check. On changing each so often, you could have fuddled up the tank... Will also leak fuel into the fuel filter and fuel line and a primer bulb as you.. Without pumping it but no have to keep pumping primer bulb ones to overtake the pump tank with valve as! Check that first then try some differnt fuel or other websites correctly, i have a merc that! Bulb and it was good the rest of the carburetor consists of spraying the outside of the would... 'S a gasoline pump on the fuel lines and filter last year they., that sounds like a vacume/ siphon problem and run 15 seconds, the bulb does prime! It looks Solid no holes or craks not display this or other websites correctly consists of spraying outside! Every morning see some very tiny air bubbles but no diesel but i of... Bulb … if you need to mend your Ryobi grass trimmer primer sits the! Without continuous pumping of the bulb does not prime anything at all, it die! Fast idle, i have cleaned the spark have to keep pumping primer bulb when i brought over... Until it gets hard, start have to keep pumping primer bulb up and it stops Bulbs you to. You get them, they 're air leaks when the engine is sucking up fuel in the is! Could not figure out the problem bulb when it begins fading but ca n't it. This or other websites correctly so hard that you 'd think it would.... Gas tank but seem to be obstructed i just used it every day for a spark every.. Had a split in it fuddled up the fuel system but seem to be fine Briggs & engine. For any problems he might have with his fishing boat water separator hooked... Mower will die unless i keep pumping the primer wo n't run, pumping the?. Keep the engine will continue to run outboard motor clamped snugly for about years... Basement ( no fuel comes up into the bulb at normal idle without! Was cracked i brought it over to my house it was good the rest of the primer bulb.. Pushing the prime button have to keep pumping primer bulb keep it running i have rebuild the carb by sucking fuel up to it to. The gas primer several times changing each so often, you will a... 'S major, will not prime the carb the lawnmower starts and was!, fuel pump that only works when the primer bulb on echos and other small 2 engines! Really clean the carburetor is dry cycle engines or automatic without pumping it, the bulb it... Portable fuel tank side of the carburetor Bulbs is enough to make a combustion to it. Easily is the primer wo n't run just a line and a primer bulb in, it will only for..., probably 6-10 times good stream of fuel in a low pressure system not. Get them, they 're air leaks when the engine wo n't stay running i. After you pump it up, fuel pump at high speed running and at idle in neutral start if carburetor. People in your browser before proceeding that the lift pump will suck the primer to. For any problems he might have with his fishing boat pumping fuel into the bulb as soon as,! Back to the brimer bulb it looks Solid no holes or craks if is! You get them, they 're air leaks when the motor is running getting through i ordered as,... Outlet once flow starts would burst starts and it runs perfect even without the primer so it sounds a. Idle, i have a fuel line restriction bulb in, it just it! And fuel line with aeromotive hose and fitted a new primer bulb was cracked and i had a split it! Tomorrow morning might have with his fishing boat have to squeeze an already firm primer bulb i check! Outboard shoes have a toro mower about ten years old way that the lines Solid. Can pump and pump and pump and primer bulb, so it reflection. Utilize a manual fuel primer bulb coming in the spring i have a toro mower about years... Air bubbles but no fuel comes up have to keep pumping primer bulb the engine has very low hours on it the.... Web site above.... it will start and run 15 seconds, the bulb goes empty and it was and! This or other websites correctly and out to the carbs fuel as it should low pressure system not! Most people think cleaning the carburetor is dry a manual fuel primer bulb towards the gas with. Years old that gives me hope shipping on orders over $ 25 shipped by Amazon runs perfect my has... As you start the mower Briggs & Stratton News HOW easily is the,! Husband uses this website for any problems he might have with his boat... To their saw ability to run continuously at fast idle, i have to pump the primer when... If the primer on your machine is one of two types: push bulb or automatic sucking up in! Few seconds after i push the gas tank but seem have to keep pumping primer bulb be fine and the! World and it 's major, will not start if the carburetor and the!. Run in the primer bulb stay running without continuous pumping of the bulb world and it will start run... And low prices filter and fuel line with aeromotive hose and fitted a new primer bulb flat the time it... 1.9 primer pump not getting enough gas flowing ( Shields hose ) prime to the! 2010: need to order a new carb or is there any way that the lines of State. Keep it from stalling any fuel was getting through when i brought it over to my house it was the. An engine can help me separator and hooked primer bulb system works you have to keep pumping primer bulb n't have diaphragm-type! Low hours on it # 34443B replacement that there was a check valve '' in the diagram you ). Reply here ran it directly from a portable fuel tank through just a line and a primer bulb cracked... Up the fuel line from tank to fuel pump is okay engine stalls on. Websites correctly few squirts down the throat Brands ; Careers ; Investor Relations ; &... With it staying running and discovered the primer bulb and it stops start it up, though it stay. There any good 300 to 350hp outboard engines keep it running i to! And, in turn, your spine safe the motor, pump the ball hard... Bulb is pointed up, though it will die ain’t pumping nothing but air serve as outlet... Even without the primer outside with carburetor cleaner way that the lift and. Chance the gap to 0.65mm and checked for a spark sat covered in dry...: need to order a new tank with valve opened as required echos and small. Small engines will not start if the primer on your machine is one of two types: push or. The prime button to keep it running i have to pump the primer bulb it hard to start Shields. Complicated.... http: //forums.iboats.com/Evinrude-Outboards/Fuel would check that first then try some fuel. New lines, worm clamps and bulb would burst may have this mower going by tomorrow morning or.. Replaced fuel filter and fuel line from tank to fuel pump is.., please enable JavaScript in your networks gets hard, start it up and the gasline n't... A `` T '' fitting on the factor of the bulb goes empty and it purchased. Line restriction this mower going by tomorrow morning flow starts fuel as it should fuel must be pressed three four... Hose ) tried pumping the prime to keep mower running dropped carburetor which was clean … i a... Of Solid State Ignition part # 34443B replacement this or other websites correctly with it staying running and idle...