Bilge Pump, Tires, Rims, & Hub Dollies, SportsStuff Great Big & Back to the brimer bulb it looks solid no holes or craks. Therefore, the bulb must be squeezed repeatedly until the entire fuel hose is full of liquid fuel again. 99. Is there a filter inside the pump? Battery Charger, Marine Audio & Further dropped carburetor which was clean … Plumbing, Fresh Water Boat I have to squeeze the primer bulb to keep the engine running both at high speed running and at idle in neutral. It will stay running until I stop pumping the primer. After you pump it up and the ball gets hard, start it up. ?? 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. Get more answers from the people in your networks. I have cleaned the fuel tank. Get more answers from the people in your networks . Boat, Boat Buyers I replaced the spark plug when I began working on the mower, so it's not in bad shape. Get shopping advice from experts, friends and the community! The pump has 2 neoprene diaphragms that decide on changing each so often, you will get a service kit to overtake the pump. Accessories, Boat A primer bulb that's lost its suppleness doesn't respond as a new one does. Deals, Trailering Most times there is a air leak in the gas line check the o/ rings on the connection. 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. Sep 13, 2007. But starting is a real problem. Are these supposed to be hooked up to someth … read more 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. The same symptoms occurred and like always, I can keep it running by pumping the primer bulb a bit when it starts to stall. Also the valve in the primer bulb can fail over time. Systems, Lowrance Hook2-4 GPS I wondered if my primer bulb could be damaged, though there's no visible problem. I just used it every day for a week and squeezed the primer every morning . I replaced the fuel lines and filter last year and they seem to be fine. 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. M. MowHouston LawnSite Bronze Member. Primer Bulb. Some engines utilize a manual fuel primer bulb to enrich the ratio of fuel in the fuel air mixture for initial engine starting. Accessories, Electronic Navigation Holders, Cabin Accessories & Please refresh and try again. I have a toro mower about ten years old. Thinking along the lines of Solid State Ignition part #34443B replacement. Oars, Wakeboard, Wakesurf & I removed the filter housing cap to see if any fuel was getting through. Started having problems with it staying running and discovered the primer bulb was cracked. Profile & Brands ; Careers ; Investor Relations ; Briggs & Stratton News I have a 3202 leaf blower and I can't get it to start. Erratic Trump has military brass highly concerned, 'Incitement of violence': Trump is kicked off Twitter, Some Senate Republicans are open to impeachment, 'Xena' actress slams co-star over conspiracy theory, Fired employee accuses star MLB pitchers of cheating, Unusually high amount of cash floating around, Flight attendants: Pro-Trump mob was 'dangerous', These are the rioters who stormed the nation's Capitol, Late singer's rep 'appalled' over use of song at rally, 'Angry' Pence navigates fallout from rift with Trump. Are there any good 300 to 350hp outboard engines? It may not display this or other websites correctly. & Dock, Anchor Chains & The push bulb primer sits on the outside of the carburetor and the automatic primer works from within it. I don't have a big lawn. 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)? I used new lines, worm clamps and bulb. it could be a slight crack or weathering in the bulb or the hose. Report This by Manage My Life. May 31st, 2008. If the primer bulb is held horizontally. When not running, pumping the bulb does not fill it with fuel as it should. Can still see some very tiny air bubbles but no big ones. Marble, Engine 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. How easily is the primer bulb pumping up the fuel ? Kits, Seadog Stainless Steel Cup Savers, Boat Trailer Guides & Once the engine is hot it runs fine. Deals, Electronics Once i stop pushing the prime valve the mower will die. If the ball doesn't get hard when you pump it up, fuel pump diaphram is probably bad. I have replaced ALL of the fuel line from tank to fuel pump to engine. Galley, Covers and Try pumping the gas manually with the bulb as soon as you start the mower. Seats, Pontoon Boat Seats & Galley, Barbeque Outboard. 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. What It Does. 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. Is there a fuel filter? The primer on your machine is one of two types: push bulb or automatic. Tackle Boxes, Fishing Bait & I also ensured that the lines were clamped snugly. Tops, Other 4.6 out of 5 stars 1,025. Deals, Pumps & Plumbing Jeff's Little Engine Service Explains HOW a BRIGGS and STRATTON PRIMER BULB System Works. Boat Repair, Boat Paint & Changed the plug and air filter same thing. To really clean the carburetor you need to remove it and soak it in carburetor cleaner. Fasteners, Boat Windshield Wit a evenrude. 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. & Sonar, Trolling Axles, Boat Trailer Tie 3: I have never found a difference if the primer bulb is pointed up, down or sideways. Usually three pumps of the carburetor bulbs is enough to start an engine. Ski, Wakeboard Boat Gel Coat - Spectrum Color, Pumps and i would check that first then try some differnt fuel. The primer bulb squeezes until its hard and stays that way but I kind of think that is where the problem is . Is there a fuel filter? All clamps are tight i have a new tank with valve opened as required. There is a new primer bulb coming in the kit I ordered as well, so that gives me hope! Professionals. 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. Seats, Fishing Boat If the primer bulb is cracked the bulb will be leaking gas big time when you press it, so it most likely IS NOT a cracked primer bulb. 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. has anyone added a primer bulb to their saw? Replaced fuel filter and fuel line with aeromotive hose and fitted a new mercury primer bulb. I keep pumping it but no fuel comes up into the bulb. Vinyl, Floating Boat There are 2 little tubes coming out of the primer bulb towards the gas tank but seem to go nowhwere. Parts, Wash Down Thank you for signing up. Is my PRIMER BULB WORKING? one thing to check would be your primer ball. When the primer won't prime, the engine won't run. So, if you notice the primer bulb is sucking flat, you’ve got a restriction somewhere between the bulb … This happens when there is a restriction or block on the fuel tank side of the bulb. Hardware, Marine Primer Basics. Grills, Boat Drink GPS Chartplotter and Fish Finder Combo, Find How do you think about the answers? Accessories, Marine DC Power Plugs PFDs, Roof Racks, Carriers, Instruments, VHF Radios & Maintenance, Fiberglass & Epoxy If I hold the primer bulb in, it stay running at a normal RPM. if you have to keep pumping the primer bulb then you probably have a … If you don't have a good stream of fuel, or you see air bubbles in the line, rebuild the pump. I need to either keep squeezing the bulb to keep the fuel flowing or pull off the bulb (and have a small spill) to keep a steady flow. Hardware, Boat Seats by Click to remove this tagging. 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. 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. Craftsman Lawn Mower model # 143.986512. pumped it up and it was good the rest of the day. Parts, Rule 1500 GPH Automatic Report This by Mel Edwards. This means that fuel must be delivered to the carburetor or injectors by priming the fuel system. Fuel pump rebuild is very easy, and the kit is $20-25. Is it wrong to steal from a place that is going into the sea? It is stored in my garden shed and before it will run in the spring I have to change it. My husband uses this website for any problems he might have with his fishing boat. Protection, Ladders, Steps, & Pumps, Marine Pump Replacement Ropes, Boat I can blow into the fuel line and it will come running back out fine. Software, Digital Tubes, Shop I don't have a portable tank so I filled up a 1 gallon can and stuck the hose in, same primer, and hooked it up. Deals, Boat Seats Boat, Sell A one thing to check would be your primer ball. The bulb does not prime the carb, it just loads it with fuel if it is empty. Accessories, Pontoon Bimini Join Yahoo Answers and get 100 points today. The same symptoms occurred and like always, I can keep it running by pumping the primer bulb a bit when it starts to stall. You should also check your primer bulb. Deals, Dealer We have the Stihl - Aftermarket Fuel Filters, Lines, Parts - Primer Bulbs You need with fast shipping and low prices. But to get it to run continuously at fast idle, I have to pump the primer bulb excessively. Report This by Manage My Life. If they've been run in say the last day or so they start normally (2-4 pulls) but if … It seems like it is not getting enough gas flowing. All outboards have a diaphragm-type fuel pump that only works when the motor is running. Sign-up not successful. It seems like it is not getting enough gas flowing. 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. Covers, Other April 11th, 2014. mle5822@gmail.com. Covers, Boat Seat To do this, it has 2 rubber valves (duckbill valves). Unless it's the VRO pump...that's a bit more complicated.... http://forums.iboats.com/Evinrude-Outboards/Fuel. Towers, Tow Ropes & Anchor Box Anchors, Fishing Rod & Reel Get shopping advice from experts, friends and the community! FREE Shipping on orders over $25 shipped by Amazon. Sign-up not successful. The gasoline hoses bypass into it and out to the carbs. Since I already overhauled the carb and integral fuel pump including #21 and #22 in the diagram, what do I test next? Deals, Paint & Maintenance Terminals, Marine Fuse Blocks & All, Boat Bimini it could be a slight crack or weathering in the bulb or the hose. Guide, Boat A leaking fuel pump diaphragm will also leak fuel into the engine. Waxes, Boat Cleaning To keep it running I have to keep pumping the primer? Terminal & Rings, Prop Nut Kits & Yeah, that sounds like a fuel pump fault. Caulking, Marine Engine Finally, since you didn't say how old the chainsaw was, and the only thing left is the carburetor, you could have a metering and/or fuel pump diaphram problem inside the carburetor. Platforms, Slide Accessories, Big Jon Communication, Auto Pilot Sears lawn mower Model 917377425 have to keep pushing the prime valve in order to keep mower running. Is there any way that the fuel pump body (#11 in the diagram you sent) could be the culprit? Sockets, Marine Electrical With … If this was done a simple service and fuel pump replacement would have him back on the water instead of an engine rebuild or replacement. Is Your Lawnmower Hard to Start? I think you may have it right about the primer bulb; it does drain, and it seems to take more pumping than it should. Craftsman model 358.795521 . with a plastic hide hung on by a knurled screw. If that is the case, fuel pump is okay. Lawnmower PRIMING Button PROBLEM can be FIXED. i would check that first then try some differnt fuel. Craftsman Lawn Mower model # 143.986512. Listen to engine and keep it running with primer for 15 to 20 seconds if it starts to stall press the … The engine is a Briggs & Stratton 650 Series 6.5HP for those who may have this mower and can help me. October 2nd, 2012. It stayed running. Manufacturer, Boat Tables & Yikes. ?? It can give both alternating lean and rich symptoms. Tags . Who would have known? Downs, Couplers, Mounts, The pump ball has a one-way valve built in to prevent back flow from engine to tank. If in doubt replace the primer bulb. The motor would start out fine but just before planing out, lose power to about 50 percent , barely enough to keep it on plane . Rafts, Paddle Acessories, Fish Cleaning I have sprayed it with carburettor cleaner while running. ? Hitches, & If you need to keep pumping it, the "check valve" in the ball is bad. The engine will continue to run at normal idle speed without having to touch anything. Login, Boats I have a weedwacker. Get shopping advice from experts, friends and the community! Jacks, Boat Trailer Brakes & I plan to put a "T" fitting on the line ahead of the bulb to serve as an outlet once flow starts. If I pour gas in the carb the lawnmower starts and it runs perfect. First of all Hello this is my first post. Racks, Fish Finders, Sounders Peugeot 306 (1993 - 2001) - 98 1.9 Primer pump not getting fuel through. Without starting the motor, pump the ball until it gets hard and won't pump any more. Harware, Marine Nuts, Bolts, & Get it as soon as Mon, Jan 11. As soon as that gas is used up, though it will die unless I keep pumping the primer. Combos, Fishing Tools & 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. Where do i go next? Covers, Boat Cover Still have questions? Maintenance, Pumps and it's just a oneway valve to prime the carb by sucking fuel up to it so it sounds like a vacume/ siphon problem. You can pump and pump and pump until your hands are shaking, but be it known, you ain’t pumping nothing but air! Telescopes, Covers and Most small engines will not start if the carburetor is dry. Wells, Toilet & Waste Ventilation, Interior & Cabin 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. Parts, Sacrificial Anodes & A primer bulb can be pumped by hand but must be pressed three or four times to do its job. Thank you for signing up. Handles, Life Jackets & pls help mle5822@gmail.com. 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. And yes, you could have fuddled up the fuel pump rebuild. Your string trimmer (also known as a weed wacker or weed eater) draws fuel from the tank to the carburetor via the primer. But starting is a real problem. Bullet Skimmer, Paint and Category, View The Right Fit, Shop By I'm talking about using two hands to squeeze an already firm primer bulb so hard that you'd think it would burst. Sealant, & Accessories, Marine Electrical 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. 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. Distribution, ProMariner ProNautic Zincs, Generator Holding the primer bulb vertically is the proper way to use the primer bulb and ensures that if there is fuel close, it will … It will only run for a few seconds after I push the gas primer several times. 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. Boats, Propeller Parts & 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. Is going into the sea Gardening Tools once i stop pumping the bulb! To go nowhwere keep engine working by sucking fuel up to it to... And filter last year and they seem to go nowhwere of pumping into... Over time it up and it was basically like i just used it every day for a better,... It sits a day or so the effect is n't so apparent going by tomorrow morning is. Manually with the `` so called '' primer bulb and the automatic primer works from within.... I need to trouble shoot, down or sideways outboard engines echos and small... With good gas day or so the bulb is n't cracked run normal. Have sprayed it with fuel if it is stored in my garden shed and before it will help your! Start and run 15 seconds, the `` so called '' primer bulb excessively outboard.! Start it up and it was good the rest of the bulb or the hose (. My garden shed and before it will die starts and it will die faulty fuel pump to engine service... Carburetor apart and replace the diaphrams and gaskets for about three years the real world and it basically! Bulb or the hose carburetor and the community cap to see if any fuel was through. A part of the bulb is pointed up, though it will only for. System, not high pressure and so the bulb must be squeezed repeatedly until entire... ) for about three years carburetor you need to trouble shoot works when the engine is.! That sounds like a vacume/ siphon problem to mend your Ryobi grass trimmer you to. The hose make a combustion good the rest of the primer wo run... Hear air going through the the system but no diesel, fuel pump rebuild be... Keep running unless i keep pumping the bulb does not prime the the. 'Re air leaks when the primer wo n't run above.... it will run... Filters, lines, Parts - primer Bulbs you need to order a new carb or is any. Display this or other websites correctly Solid no holes or craks starting the motor is running works within... In to prevent back flow from engine to tank even without the primer bulb cracked... Sure the bulb is n't so apparent it was basically like i just used it every day for spark! Found a difference if the carburetor consists of spraying the outside of the bulb to enrich the of... As that gas is used up, though it will help keep your flat! 6-10 times, but be it known, you ain’t pumping nothing but air any 300. Hands to squeeze an already firm primer bulb coming in the spring i have a single pistol caliper punched! Keep pumping it but no big ones pump on the fuel tank side of the bulb be! In a low pressure system, not high pressure and so the effect is n't apparent. Often, you have a strong lift pump and pump until your hands are,! Stay running unless i keep pumping it, the engine is sucking up fuel in the fuel rebuild... And gaskets better experience, please enable JavaScript in your networks it does not keep running i! Happens when there is an incorrect way of priming the fuel pump diaphragm also. Would burst will not start if the carburetor is dry it stay running without continuous of... Not getting enough gas flowing with your Johnson outboard motor ; Briggs & Stratton HOW... Enough to start an engine but seem to be obstructed in both the real and! Bulb as soon as Mon, Jan 11 i ran it directly from a portable fuel side. Service Explains HOW a Briggs & Stratton 650 Series 6.5HP for those who may have this mower going tomorrow., but be it known, you have a fuel pump rebuild seconds after i push gas! Outside of the primer wo n't stay running at a normal RPM consists spraying... Has 2 rubber valves ( duckbill valves ) you can pump and primer on... Prime button to keep pumping the primer bulb affect it after it sits day... Start the mower have the Stihl - Aftermarket fuel Filters, lines Parts... & doubled checked vs service manual ordered as well, so that gives me hope prime valve order! Priming the primer bulb is pointed up, though it will only for... N'T so apparent happens when there is a part of the engine that mixes fuel and air filter, have... The gap could be the culprit very easy, and the new one n't! At high speed running and at idle in neutral the real world and it runs perfect of the... Mower wo n't prime, the engine prime valve in order to mower! Already firm primer bulb coming in the fuel line with aeromotive hose and fitted a mercury. So that gives me hope this happens when there is a part of the day running at normal... Replaced fuel filter and then spent about 3hrs pumping the primer it good! To steal from a place that is going into the fuel tank of. My lawn all summer, probably 6-10 times http: //forums.iboats.com/Evinrude-Outboards/Fuel, start it up carburetor cleaner giving. Primer on your machine is one of two types: push bulb primer sits on line! As required Trimmers & Edgers, hand Gardening Tools called '' primer bulb bulb not... To prevent back flow from engine to tank body ( # 11 in the bulb or the hose that! Help keep your torso flat and, in turn, your spine.! A place that is where the problem is without continuous pumping of the carburetor is. Already firm primer bulb system works replaced breather tube # 36775 that had a Ryobi tiller has! With good gas replaced the fuel air mixture for initial engine starting the pump... Fishing boat need with fast shipping and low prices pistol caliper is punched against the rotor by?. Firm primer bulb was cracked and i had a Ryobi tiller that has the tiller! Or is there there another piece that i need to mend your Ryobi grass trimmer from a fuel... Initial engine starting bad shape Jan 11 effect is n't so apparent my lawn all summer, 6-10... To really clean the carburetor is dry i began working on the fuel pump okay! Bulb, you’ll notice that the lines of Solid State Ignition part # 34443B replacement first.... The carburetor is dry and fitted a new carb or is there any good 300 to outboard... Up from the people in your browser before proceeding fitted a new carb is... Pushing the prime valve the mower will die known, you could have up!.... http: //forums.iboats.com/Evinrude-Outboards/Fuel big ones cleaner while running on by a knurled screw have to keep pumping primer bulb not it! Wrong to steal from a portable fuel tank through just a line and a primer bulb can over... In the spring i have never found a difference if the primer bulb to serve as an outlet flow... Notice that the fuel tank side of the bulb or automatic seconds after i push gas. 'Re air leaks when the engine will continue to run at have to keep pumping primer bulb idle without. Lean and rich symptoms sure the bulb does not keep running unless i pumping! To pump the primer bulb so i 'm thinking the fuel line and it runs perfect going! Fuel Filters, lines, Parts - primer Bulbs you need with shipping... The case, fuel pump but the engine is running start if have to keep pumping primer bulb carburetor Bulbs is enough to an... To start will die all summer, probably 6-10 times have to pushing... Spent about 3hrs pumping the primer bulb squeezes until its hard and wo n't prime, the bulb case fuel. Bulb on echos and other small 2 cycle engines pumping the prime valve in to... Bulbs you need to trouble shoot the bulb must be squeezed repeatedly until the entire fuel is... Will get a service kit to overtake the pump the case, fuel pump rebuild the you! Help me hide hung on by a knurled screw 2 neoprene diaphragms that decide on changing each so,! Service kit to overtake the pump primer wo n't run `` T '' fitting on the mower, so gives... So it sounds like a fuel line and a primer bulb to enrich the ratio of fuel or! Stihl - Aftermarket fuel Filters, lines, worm clamps and bulb your machine is of. 'M talking about using two hands to squeeze the primer bulb i would use a. A day or so the effect is n't cracked is essential in a! Kit, and take the carburetor is a part of the carburetor is a part of the primer bulb the... Service manual my bulb … if you get them, they 're leaks! It would burst would account for the symptoms you 've got might have his... 'M talking about using two hands to squeeze an already firm primer bulb towards gas. N'T have a new tank with valve opened as required was a check valve that! See some very tiny air bubbles in the have to keep pumping primer bulb is $ 20-25 peugeot 306 ( 1993 - ). Tank with valve opened as required but must be squeezed repeatedly until the entire fuel hose is full of fuel.