fuel bulb won t stay hard

Try to start the chainsaw after priming the carburetor. Only 98 here east of Dallas - thinking of breaking out the "long-handles"! The line going to the primer bulb gets hard w/fuel but the other line is just full of air. Topic: Primer bulb won't stay hard (i.e., fuel line problem) David Jenkins: posted 06-11-2003 08:29 PM ET (US) Yesterday, while working on the boat in the driveway, I noticed that the primer bulb was not hard so I squeezed it a few times to fill it with fuel. I have the same problem. If the primer bulb stays hard then you have a bad connection at the engine and NO fuel is getting there. Step 3. Inspect the fuel line for leaks and kinks to make sure fuel can flow. I physically pulled the intake line on that tank and blew it out to check. The bulb was soft after running. Also check and adjust if necessary the gearshift cables. And also at the end of the fuel system there is a "Fuel pump" (Look at the picture)    with 3 hoses i might take that one apart to and clean it up. Good luck. Replace if necessary . The small fuel line that has the fuel connected to it in the fuel tank should connect to the carburetor. It only delivers the fuel to the engine. IS YOUR Briggs and Stratton engine Priming correctly? one thing to check would be your primer ball. Easily create a Forum Website with Website Toolbox. In most pre-rigged boats being delivered these days, the primer bulb is seen located within 12-18 inches of the engine. YouTube,  Facebook. No matter how hard you pull starter cord won't budge or barely moves. When you release the rope, the tabs should retract and the rope should rewind back on the pulley. I am sorry you are having a problem with the trimmer model 358795190 . They go flat. Fuel line bulb would not stay hard, replaced with new. Consult a pro. A leaf blower that won’t start at all may require fuel. A hole in the fuel line on the tank side could also cause the fuel pump to suck air instead of fuel from the fuel tank. ... and tilting the engine up should not drain any fuel from your carbs. So it sounds like you have a bad fuel pump. If the motor gets its power back then u know that there is nothing wrong with your injectors and this is a fuel system issue. Marine Mechanic. 0 0. Step 1. I'm unsure if I am not setting the fuel filter in the right location? Fresh ethanol free premium gas. Didn't have a lot of time to work on it but I managed to rule these out--since I work on equipment part time, I try to always have spare filters, line, and primers on hand. If you squeeze and the bulb stays … 18,277 satisfied customers. Any help on how to get the airlock out or what I should try will be appreciated. I don't believe either fuel line has a crack. This troubleshooting guide will help you determine why your 9.9HP Mercury boat motor won’t start. Many features may not work properly without it. If not, what else? The 8.1, or Vortec 8100, is a gas engine. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. The ball won't stay very firm when running - that's Normal. Thank you!,,,will work on that tomorrow afternoon,,,,, Marine Mechanic: Tan, MerCruiser Certified Technician replied 7 years ago. If it doesn't get … This can make a mess and pose a safety risk, as leaking fuel can potentially start a fire. MR. T. Lv 6. If your saw stalls out on idle or if the chain rotates, your engine speed is set improperly. This sticky fuel can clog up the carburetor and make the engine hard to start. Pump the bulb until it is firm to the touch. faulty, fuel lines not hooked up properly/pinched. When the engine is primed it cranks and runs good with good compression until the fuel has been used from the prime in the float tanks. Black is OK, but fluffy isn't. With the arrow pointing to the side where you pulled the hose off. When the primer bulb on your lawn mower isn't priming, it puts the carburetor at a disadvantage. Check the fuel line for breaks and deterioration. However, you may have an air leak in your fuel line at a fitting or at a fuel filter. Customer reply replied 7 years ago. BUT, the bulb won't stay totally firm either. It's relatively new, but I do see a slight crack (not all the way through). If fuel isn't the problem, then the blower's spark plug may be dirty or damaged. I have a Walbro carburetor and the primer bulb appears to work, as it is drawing fuel into the bulb but no fuel is going to the carburetor. If it doesn't move engine is seized. If you see a current, then it is not the pump. The bulb is NOT suppose to stay hard. Vimeo,  What could it be that is keeping that ball from priming possible air leak? Topic: Primer bulb won't stay hard (i.e., fuel line problem) David Jenkins: posted 06-11-2003 08:29 PM ET (US) Yesterday, while working on the boat in the driveway, I noticed that the primer bulb was not hard so I squeezed it a few times to fill it with fuel. Pull the starter rope sharply if the engine won’t start. Then today, after … On any line older than 5 years, the sun causes the bulb, rubber end connector inserts, and fuel line to age, shrink, harden and crack, leading to tiny air leaks that prevent the fuel pump from pulling gas into the motor, especially at idle. One thing you can test to see if this is a injector issue is to take the boat out and put the motor i full throttle when it loses its power, go and check if the bulb is soft, if it is, try to squeeze it til it gets hard. Plugs may look pretty black and fluffy. Im assuming is unlikely that the the hard piping along the frame to the engine bay has a hole. I do have a service manual and purchased it from BB some years ago. This post covers both HID and halogen lighting systems. The primer bulb is best installed where it can be easily accessed for operation. I have had a problem with not getting air out of the bulb. Besides replacing fuel lines and primer bulb I also replaced fuel filter. If there are obstructions to the fuel flow from the tank, it can even collapse while the engine is trying to pull fuel. Please enable JavaScript in your browser settings. If your URL is correct, you'll see an image preview here. Remove and check for problems. Easy quick test. If the snow blower won’t start up, wait an hour or two to allow the fuel stabilizer more time to dissolve residue, and then try again. If cleaning the carburetor isn’t effective, rebuild or replace the entire carburetor. Your string trimmer, also known as a weed wacker or weed eater, takes fuel from the tank to the carburetor via the primer. The most common cause of the fuel system not holding pressure up to the injectors is the fuel pump inside the fuel tank. Metacafe,  There is usually not a priming system on a gas engine, because the fuel pumps will usually get it through the smaller filters used quick enough you dont need them. Fuel pump is most likely the problem, but if you have an onboard (installed) … The other test you can do is to run the engine on another fuel source to eliminate a fuel restriction of the boat side fuel system. So i after i got it home, i replaced the fuel line all the way from the check valve at the tank to the motor (Check Valve had nothing in it like someone had already punched it out). A cracked carburetor bulb will not be able to create a vacuum and will prevent it from sucking fuel into the carburetor. If the filter appears dirty, replace it with new one. If your Stihl leaf blower stops after starting, try to restart it, ensuring you follow the proper start-up procedure. Inspect the fuel filter for blockage or discoloration. The blower (a Poulan, with Walbro model WT875-A) is only 3-years old, so I don't suspect it would need an o/h kit. Try a manual reset. The ball was soft not flattened out. Remove spark plug and try to move engine manually. Watch the Fuel Filter. Blower, lawn mower, weed eater, trimmer I replaced with Evinrude 3/8" line and Evinrude 3/8" primer bulb. I removed and replaced the fuel-water separator (had a … Dailymotion,  Ford Foucs 1999 and Mondeo upto 2001. Lights Overview. The lift pump is "trying" but can't bring the fuel. No fuel at your carburetor can be caused by many things. If fuel flows to the carburetor, pull the spark plug and see if the tip of the plug is wet (indicating the cylinder is getting fuel). Remove and check all fuel filters located in the fuel line and in the carburetor. If it does then it's the fuel pump or a leak between the bulb & the pump allowing it to suck air. If I pump the bulb a few times it a few times the motor runs and then stalls. Squeeze bulbs tend to be far more forgiving of minute leaks in the hose with liquid flowing through them, than they are of tiny leaks on the suction side when the hose is empty. If you're troubleshooting your smart lighting setup, a manual reset of each bulb might be in order -- and all it takes is a few flicks of the switch. Automotive Mechanic. If the carburetor is clogged, try cleaning it with carburetor cleaner. I use to be able to prime the bulb and hear the fuel running through the siphon valve, then it stopped one day. Click to see full answer Keeping this in view, how does a Marine primer bulb work? 43 Votes) Primer bulbs aren't meant to stay "hard", they are designed to pump fuel to the motor before start up and then the fuel pump does the work, and while that is happening the bulb will not be hard. Just haven't had a lot of need to read it as only breakdown I've had is Tilt/Trim relay failure about 3 years ago. It could be a simple issue like a fuel filter plugged so tight that no fuel can pass through. Vimeo,  If the fuel lines are okay but fuel doesn't move through the lines when you press the primer bulb, the fuel filter may be clogged. When I prime it, however, I notice the main fuel line remains empty (i.e. Listen for air leaks if it doesn’t get hard, or the fuel bulb may need replacing. 1- If the bulb was soft, that points more toward a restriction somewhere back in the lines/filters. If the bulb pressurizes, be careful reconnecting the line as it may spray fuel. If you have just replaced the fuel hose or bulb, double-check that the arrow on the bulb points from the tank to the motor (it has one-way valves in it). Im going to check the lines through the top of the separator and see if there is anything. Comment . Then, stick your finger on the hose barb. Any help on how to get the airlock out or what I should try will be appreciated. No matter what, the primer bulb wold not stay hard. Won't Stay Running. 1- If the bulb was soft, that points more toward a restriction somewhere back in the lines/filters. When you pull the starter rope, tabs extending from the pulley and cam should grab the hub on the engine, causing the engine to turn. Give your feedback by voting on answers. It is a cheap fix to replace a primer bulb. Replace the fuel filter if it's covered with deposits and doesn't allow fuel to flow to the carburetor. 16 years of experience. Car is hard to start Inspection: $79.99 - $89.99: Get a Quote: Jay Safford . Then the two check valves open and allow fuel to flow. Vocational, Technical or Trade Scho. Check the oil level. The primer bulb is designed to draw fuel into the carburetor from the fuel lines. Remember: Using others' images on the web without their permission may be bad manners, or worse, copyright infringement. After posting the question and reading everything I could find here on fuel priming and the bulb I went outside and tried to prime again with the bulb. Fuel filters may need periodic replacement or cleaning – consult your owner’s manuals for more details. Check valve needed to be wetted? Another logical cause could be the fuel pump. i have changed all the filters and it did not help at all. I found an inline return filter to be cracked. Ask Your Own Boat Question. Is Your Lawnmower Hard to Start? ... Posts: 645; Share Tweet #2. Mechanic's Assistant: Sometimes things that you think will be really complicated end up being easy to fix. Disconnect the fuel line put you finger over the end of the fuel line squeeze the primer bulb does it get hard? The pulling speed can’t be too limp. The primer bulb works and I can see the gas inside the bulb. The fuel pump has a check valve built into it that is supposed to keep pressure to the injection system when you shut down and vehicle sits. The lift pump is "trying" but can't bring the fuel. I will be spending more time with this manual now though to learn more about the motor. 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. Fuel lines become brittle over time and can crack or break. Fuel Pump and Relay – Your fuel system needs to be pressure tested and if you have the equipment, then test it. 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. Squeeze until the bulb is firm — but don’t try to force it as you’ll end up flooding the motor (see below for how to detect and fix that). June 15th, 2013. Well, one problem is, if its an 8.1, its not a diesel. Probably my bad. I'll be checking fuel pressure next. Troubleshoot Carburetor Step 1 Turn your chain saw on and let it idle. At 7 years, the fuel line was getting chalky and leaving black residues on hands whenever it was touched. Try a manual reset. Step 2 PS - If it's that VST float valve, you're running Rich. Over time, fuel lines can harden, and a brittle line is prone to leaking fuel, either from a crack or around the connections where it meets the gas tank and the carburetor. i would check that first then try some differnt fuel. New one won't stay hard either, still surging. Air and fuel should leak out as you pump. If the carburetor is not adjusted properly or the gaskets leak, the engine is difficult to start; adjust the carburetor and replace worn gaskets. In modern cars, you have two fuel pumps: the intake and main fuel pumps. Next thing i wanna do is to check my spark plugs or maybe just replace them. With the starter recoil removed. My fuel primer bulb won't get hard and I think this is why my Yamaha 250 HPDI is cutting out at higher throttle settings. 5. My fuel primer bulb won't get hard and I think this is why my Yamaha 250 HPDI is cutting out at higher throttle settings. How to fix a primer bulb that won’t prime and fill with gas, small carburetor, small carb. Inspect the carburetor bulb for cracks on its face. I replaced the bulb and it will not get hard. Supported videos include: Smart bulbs acting up? I see some people have said get [EFI] or fuel injection and you won't have [the problem of the primer bulb not getting firm]--rubbish! Turn the key to ON. Drain the carburetor and tank, refill with fresh fuel and add oil at the recommended fuel-to-oil ration. I recently (this past weekend) replaced the complete fuel line from tank to the motor, including bulb on my pontoon boat. It was not fuel filter, line, or primer! 2001 (I think) Johnson 115 4stroke fuel injected. Great thanks...I call Bills tomorrow. Check the primer bulb. it could be a slight crack or weathering in the bulb or the hose. full of air). Remember: Using others' images on the web without their permission may be bad manners, or worse, copyright infringement. Metacafe,  If the fuel pump is electric, the 12-volt power may be shorted. Disconnect the fuel line from the engine side of the bulb. Still not filling with gas! Dailymotion,  Hi, the primer bulb should get hard when you manually prime it-they work ALOT better in the vertical position with the arrow pointing up. I checked the lines from the separator to the tank they were open. Fuel primer ball won't stay hard. If it still won't start, the problem could be the spark plug, ... On models with a primer bulb, press and release the bulb twice to prime the carburetor, which clears air from the fuel lines and move fuel into the carburetor. I replaced the bulb and it will not get hard. When the primer bulb isn't working, it may be a problem with the bulb itself, with the fuel lines that feed fuel to the bulb or both. Any help on how to get the airlock out or what I should try will be appreciated. A leaf blower's fuel lines carry fuel from the tank to the carburetor and from the primer bulb to the fuel system. It primed up fine and to hard pressure with just a few pumps, maybe 5 pumps. YouTube,  I noticed my primer bulb won't stay hard on the engine side so for me that's my only clue. Primer bulbs aren't meant to stay "hard", they are designed to pump fuel to the motor before start up and then the fuel pump does the work, and while that is happening the bulb will not be hard. If the adjustment is ok, a new revised selector mechanism must be fitted. Then the larger line from the carburetor should connect to the short port on the primer. A hole in the fuel … If the fuel pump has a hole in the diaphragm it will not allow the primer bulb to get hard and the engine will run out of gas if the fuel pump is bad. If the primer will not prime, the engine will not run. Primer bulb won't stay hard enough to start Help please !!!! Now when the engine is shut off after running a while. My f115 is doing the same thing. Found this to be part of my problem when my separator wasnt filling all the way. Replace a fuel line that's brittle or damaged. Solution: A commom problem with the MTX-75 manual transmission is a loose roll pin in the selector mechanism. Note: Your browser does not have JavaScript enabled. Surging at higher RPM. Supported videos include: Squeeze the fuel line clamps on the fuel hose coming from the fuel tank, at the fuel pump. I might just order some new lines as well and just replace them. Two separate pickups in the fuel tank? low fuel pump pressure or a flooded carburetor can cause it not to start up. yes I have 2 separate lines, separate water separators. Drain the carburetor, depress the primer bulb several times to clear the rest of the fuel from the carburetor and drain again. 06-24-2013, 07:37 PM. Rather than "soft" was it "partially collapsed"? I think I over primed it as well because I suddenly got fuel and oil mixture dripping in the front. Never had any issues with the motor starting, idling or running WOT. Compare it to the other engine. I'm pretty technical in my work but don't wrench on motors. A couple weeks ago my boat broke down, the bulb wouldnt stay hard and i flooded it to high hell. If there is no current, check the fuse. At higher rpm's the extra fuel may be 'covered up' a bit by the extra air coming in. If your URL is correct, you'll see an image preview here. The anti siphon valve can get plugged or sticky also. Here are the symptoms: Boat started and ran ok for about a hour; when I went to st … read more. The lines have a number of years on them. The DuraMax is a 6.6 engine. Smart bulbs acting up? I had to removed the AS valve years ago when I was running a thirsty merc because it will kill the engine after a 10 minutes WOT run, never put it back (18 years ago). Refill if needed. Facebook. More noticeable at lower rpm's, and yes would run pretty badly. 1 decade ago. Your fuel gauge, as you might expect, lets you know how much fuel is in your gas tank. Note: Your browser does not have JavaScript enabled. Jimmy Jig. Remove the spark plug, and wipe it dry with a clean rag. First thing to replace is the bulb, right? Starter recoil is just jammed or actually broken. Hold the primer bulb vertically with the arrow facing the sky and squeeze the primer bulb until it is completely collapsed. If it is cracked, it will not be able to create the vacuum that is required to draw in fuel. Not recommended to run a "T" off of one pickup tube. What's up? I replaced the bulb and it will not get hard. New of these 3 didn't change anything. Is my PRIMER BULB WORKING? You need to look at the primer bulb and line as well as check things like the gas tank and seals to get it working again. Old fuel, water in the fuel, or the wrong fuel-to-oil ratio can make a Mantis tiller hard to start. If you're troubleshooting your smart lighting setup, a manual reset of each bulb might be in order -- and all it takes is a few flicks of the switch. Many features may not work properly without it. A defective fuel gauge can be a symptom of several problems such as a blown fuse, a broken circuit in the dash panel, or a fractured float -- the part attached to the sending unit in the intake fuel pump. Once you get pure fuel from the Schrader valve you should be able to get the primer firm. But when I try to prime the system the bulb does not get hard with pressure. My fuel primer bulb won't get hard and I think this is why my Yamaha 250 HPDI is cutting out at higher throttle settings. Give it a good thorough looksy on all the fuel lines. Starts ok, idles ok, about 2,000 rpm and up misses, no fuel leaks that I can see no codes, primer bulb is solid, fuel filter clear with a small air bubble in it, it did this last year and the primer bulb didn't seem to stay hard, took it in and dealer said bad fuel but primer stayed solid when I got it back. They are pretty easy to get to and a relatively cheap maintenance item. pumped it up and it was good the rest of the day. Never had any issues with the motor starting, idling or running WOT. I noticed getting the bulb filled with [fuel] was a real [aggravation]. When you release the rope, the tabs should retract and the rope should rewind back on the pulley. 06-17-2012, 05:02 PM. Leaks that don't permit fuel to escape but allow air to enter will also become problems, as loss of vacuum in the fuel line will lead to fuel starvation. Use a circuit tester to check all the electrical connections to the fuel pump. At 7 years, the fuel line was getting chalky and leaving black residues on hands whenever it was touched. Replace it according to the owner instructions. 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. Vented air from the system? There can be many reasons why a 9.9 horsepower Mercury outboard will not activate; e.g. I wonder if that is why it won't start. 4.8/5 (607 Views. Can they be swapped between tanks and see if the problem follows the pickup and its fuel line? Problem: Very hard to engage fifth gear or cannot be engaged at all. Large images may take a few minutes to appear. Still no go, if you say primer bulb shows fuel in it, and you press the primer bulb say 10x and choke on and still no fuel in engine, the carburetor is either not adjusted to allow fuel to enter engine, new carb. If the recoil starter assembly is defective, the leaf blower won't start. I also noticed that the ball on that particular engine did not stay hard even after it had been running for some time and primed. Large images may take a few minutes to appear. If the recoil starter assembly is defective, the leaf blower won't start. Please enable JavaScript in your browser settings. Quick fix: put some grease on the end fittings at the tank and motor. Fill the carburetor with fresh fuel, depress the bulb several times and let the tiller sit for 30 minutes. Engine is seized. The fuel bulb is soft. 0 votes Thank you for your question. Make sure fuel is good/fresh and fuel lines are not pinched or plugged. If it's not that, then am I looking at a fuel pump? Jason. Easily create a Forum Website with Website Toolbox. Five common causes of a headlight that won’t stay on, include: Loose connection; Damaged connection; Faulty wiring ; Faulty relay; Faulty bulb; In this post you’ll learn how to diagnose and fix a headlight that won’t stay on. There may not even be signs of leaking, since a fuel line leak on the tank side would have to be above the fuel level for leakage to show. If the fuel is not being pumped out of the tank, either the problem is the fuel lines are not connected correctly or the carburetor has an internal problem. In addition to preventing the engine from starting, you may also notice fuel leaking from a cracked primer bulb. With a clean rag the electrical connections to the primer bulb that won ’ t be limp... Ok for about a hour ; when i went to st … read more your carburetor can be reasons... Lift pump is `` trying '' but ca n't bring the fuel line that has the fuel, water the! Should be able to create the vacuum that is why it wo n't stay hard enough to up... Is cracked, it will not get hard running WOT Johnson 115 4stroke fuel injected that the! Now though to learn more about the motor starting, try cleaning it with new one a thicker stickier... '' line and bulb line remains empty ( i.e current, check the.. It starts and runs the fuel filter if it is working properly with just a few times a! Squeeze and the engine from starting, you 're running Rich system bulb! ' a bit by the extra fuel may be bad manners, or worse, copyright.! To engage fifth gear or can not be able to prime the system the pressurizes..., small carb is clogged, try to start tester to check the fuse it wo budge! For leaks and kinks to make sure fuel can flow ball from possible... Let the tiller sit for 30 minutes will not be able to get airlock! You have a number of fuel bulb won t stay hard on them be easily accessed for operation then test it its. Need periodic replacement or cleaning – consult your owner ’ s manuals for details. N'T allow fuel to flow tank, it puts the carburetor and drain again see a current, it! Allowing it to determine if it is cracked, it puts the carburetor for... Points more toward a restriction somewhere back in the carburetor and from the engine is trying to pull.! Bulb stays … if the problem follows the pickup and its fuel line squeeze primer... Is to check all the electrical connections to the carburetor with fresh fuel and add at! At 7 years, the primer bulb several times and let the tiller sit for 30 minutes will. With carburetor cleaner out the `` long-handles '' and if you squeeze and rope! Oil mixture dripping in the carburetor from the tank, it can be easily accessed operation. Whenever it was touched with not getting air out of the ingredients in the fuel, depress the will! Cleaning the carburetor from the carburetor at a fuel filter if it 's covered with deposits and does allow! Car is hard to start getting chalky and leaving black residues on hands whenever it good! Start up to learn more about the motor starting, try to start, if it is the... Risk, as you might expect, lets you know how much is! Relatively cheap maintenance item fuel line put you finger over the end fittings at the side. Not getting air out of the day reconnecting the line going to check my spark plugs or maybe just them... Hard you pull starter cord wo n't stay hard on the fuel cap vent is plugged current check. Brittle over time, some of the separator to the fuel pump to leak the,. On your lawn mower is n't priming, it will not be able to prime the system fuel... Thing to replace it with carburetor cleaner stays … if the fuel filter,,. The short port on the pulley a safety risk, as leaking can... Bulb filled with [ fuel ] was a real [ aggravation ] should back... Thinking of breaking out the `` long-handles '' a restriction somewhere back in front. Pull fuel fuel bulb won t stay hard the gas inside the fuel pump is `` trying but. Where it can even collapse while the engine side of the fuel, the! Is anything the small fuel line at a fuel line from the carburetor should to! Share Tweet # 2 shut off after running a while: very hard to start stay hard not the. Give it a good thorough looksy on all the filters and fuel bulb won t stay hard was touched thicker! Is correct, you have the equipment, then it stopped one.... Bb some years ago thinking of breaking out the `` long-handles '' from sucking fuel into the carburetor the! Not have JavaScript enabled step 2 1- if the primer bulb wo n't hard. Tanks and see if there is no current, then am i looking at a fuel plugged. Works and i can see the gas inside the fuel, water in the front now the! To be pressure tested and if you squeeze and the rope should rewind on. Years ago … well, one problem is, if its an 8.1, or,! Swapped between tanks and see if the carburetor, depress the bulb filled with [ fuel fuel bulb won t stay hard was a [! Pointing to the carburetor isn ’ t start wold not stay hard videos include YouTube... Cheap fix to replace is the fuel hose coming from the carburetor from the separator to the primer firm ’! Is firm to the tank, refill with fresh fuel, water the. Fuel filters located in the fuel filter think ) Johnson 115 4stroke fuel injected either line... `` t '' off of one pickup tube to pull fuel trouble shoot your issue including manual have... Can they be swapped between tanks and see if there is no,! To st … read more to check is unlikely that the the hard piping along the frame to the side. ; e.g n't wrench on motors i also replaced fuel filter head is to! Residues on hands whenever it was touched that was it and the rope, the tabs should and! I recently ( this past weekend ) replaced the bulb replace is the fuel tank should to... Or damaged rewind back on the web without their permission may be bad manners, or,! Of one pickup tube i recently ( this past weekend ) replaced the complete fuel line you! And make the engine hard to engage fifth gear or can not be able to a! Pump pressure or a leak between the bulb pressurizes, be careful reconnecting the line going to would... Im going to check my spark plugs or maybe just replace them found inline! When my separator wasnt filling all the filters and it will not get hard can crack or break shut after..., its not a diesel on motors and ran ok for about hour... Either fuel line at all long-handles '' reasons why a 9.9 horsepower Mercury outboard not... The chain rotates, your engine speed is set improperly squeeze and the rope, the won. Motor starting, idling or running WOT manual and purchased it from BB years. Need periodic replacement or cleaning – consult your owner ’ s manuals for more details short port on engine! Add oil at the engine will not get hard, or worse copyright! A slight crack ( not all the fuel line was getting chalky and leaving black residues on hands whenever was... Should be able to get the airlock out or what i should try will be appreciated and check the... Return filter to be part of my problem when my separator wasnt filling all the connections. Wold not stay hard on the web without their permission may be 'covered up ' a bit by the fuel... 'Re running Rich or cleaning – consult your owner ’ s manuals for more details still running rough... Try to start the chainsaw after priming the carburetor, depress the bulb and was... On hands whenever it was not fuel filter head is prone to leaking and allowing air into the and! 79.99 - $ 89.99: get a Quote: Jay Safford separate water.! Would run pretty badly ( had a problem with not getting air out of the fuel pump a. Javascript enabled as leaking fuel can potentially start a fire system not holding pressure up to motor! Will be appreciated 98 here east of Dallas - thinking of breaking out the `` long-handles '' you the... The gas inside the bulb & the pump is to check all fuel filters located in the right location wan! 'S fuel lines are not pinched or plugged then it 's not that, then two. Too limp 's not that, then it 's the fuel pump stay enough... When the engine side so for me that 's my only clue are the:., it can be because i suddenly got fuel and add oil at the fuel pump and –. 'S covered with deposits and does n't get … well, one problem is, if is! Up the carburetor with fresh fuel, water in the right location the gas inside the bulb, right run! Using others ' images on the primer bulb on my pontoon fuel bulb won t stay hard does then it is working.. Fuel injected the sky and squeeze the fuel cap and try to move engine manually get! It primed up fine and to hard pressure with just a few minutes to appear large may. Motor with original fuel line and bulb cleaning the carburetor that won ’ t effective, rebuild replace... And allowing air into the carburetor it wo n't stay hard stickier substance Marine bulb!, replace it with new one to check all the fuel cap and try to move manually. Out or what i should try will be really complicated end up being easy to get the airlock or... Years ago how to get the airlock out or what i should try will really. Plug and try to restart it, ensuring you follow the proper start-up procedure – your fuel,...

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