Check valve needed to be wetted? 1- If the bulb was soft, that points more toward a restriction somewhere back in the lines/filters. Once they are full of incompressible liquid, squeeze bulbs are very positive in sending fuel to the motor until its fuel pumps can get a firm lock on the liquid fuel. It is a cheap fix to replace a primer bulb. Facebook. Many features may not work properly without it. Only 98 here east of Dallas - thinking of breaking out the "long-handles"! Try a manual reset. 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. Many features may not work properly without it. If the fuel pump is electric, the 12-volt power may be shorted. Replace if necessary . 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. This post covers both HID and halogen lighting systems. Press the primer bulb again, and … Drain the carburetor, depress the primer bulb several times to clear the rest of the fuel from the carburetor and drain again. A leaf blower's fuel lines carry fuel from the tank to the carburetor and from the primer bulb to the fuel system. If it's not that, then am I looking at a fuel pump? No matter what, the primer bulb wold not stay hard. Links below may help trouble shoot your issue including manual. Vimeo,  I noticed getting the bulb filled with [fuel] was a real [aggravation]. Give your feedback by voting on answers. I replaced the bulb and it will not get hard. Step 1. In most pre-rigged boats being delivered these days, the primer bulb is seen located within 12-18 inches of the engine. PS - If it's that VST float valve, you're running Rich. 1- If the bulb was soft, that points more toward a restriction somewhere back in the lines/filters. Then today, after … 5. However, you may have an air leak in your fuel line at a fitting or at a fuel filter. New of these 3 didn't change anything. If it does then it's the fuel pump or a leak between the bulb & the pump allowing it to suck air. Remove spark plug and try to move engine manually. The bulb was soft after running. Disconnect the fuel line from the engine side of the bulb. 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. Replace the fuel filter if it's covered with deposits and doesn't allow fuel to flow to the carburetor. 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. 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. The DuraMax is a 6.6 engine. Rather than "soft" was it "partially collapsed"? I have the same problem. Well, one problem is, if its an 8.1, its not a diesel. 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. Quick fix: put some grease on the end fittings at the tank and motor. If your saw stalls out on idle or if the chain rotates, your engine speed is set improperly. Marine Mechanic. ... Posts: 645; Share Tweet #2. Easily create a Forum Website with Website Toolbox. BUT, the bulb won't stay totally firm either. If there is no current, check the fuse. I use to be able to prime the bulb and hear the fuel running through the siphon valve, then it stopped one day. Starter recoil is just jammed or actually broken. 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. The most common cause of the fuel system not holding pressure up to the injectors is the fuel pump inside the fuel tank. When you release the rope, the tabs should retract and the rope should rewind back on the pulley. Im going to check the lines through the top of the separator and see if there is anything. 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. No fuel at your carburetor can be caused by many things. 18,277 satisfied customers. Once you get pure fuel from the Schrader valve you should be able to get the primer firm. It was not fuel filter, line, or primer! Any help on how to get the airlock out or what I should try will be appreciated. If not, what else? Mechanic's Assistant: Sometimes things that you think will be really complicated end up being easy to fix. Make sure fuel is good/fresh and fuel lines are not pinched or plugged. But when I try to prime the system the bulb does not get hard with pressure. So it sounds like you have a bad fuel pump. Not recommended to run a "T" off of one pickup tube. I am sorry you are having a problem with the trimmer model 358795190 . It could be a simple issue like a fuel filter plugged so tight that no fuel can pass through. With the arrow pointing to the side where you pulled the hose off. Jimmy Jig. 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! With the starter recoil removed. 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. Facebook. I physically pulled the intake line on that tank and blew it out to check. Now when the engine is shut off after running a while. 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. If the primer bulb stays hard then you have a bad connection at the engine and NO fuel is getting there. If cleaning the carburetor isn’t effective, rebuild or replace the entire carburetor. My question is aside from the fuel filter head what are the other areas that are common to leak. Remember: Using others' images on the web without their permission may be bad manners, or worse, copyright infringement. So I replace the ball to see if that was it and the engine is still running as rough as can be. Note: Your browser does not have JavaScript enabled. Try a manual reset. Two separate pickups in the fuel tank? Jason. YouTube,  More noticeable at lower rpm's, and yes would run pretty badly. Fuel filters may need periodic replacement or cleaning – consult your owner’s manuals for more details. Large images may take a few minutes to appear. Remove the spark plug, and wipe it dry with a clean rag. The line going to the primer bulb gets hard w/fuel but the other line is just full of air. Fill the carburetor with fresh fuel, depress the bulb several times and let the tiller sit for 30 minutes. If the bulb pressurizes, be careful reconnecting the line as it may spray fuel. Turn the key to ON. Remove and check for problems. 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. I replaced the bulb and it will not get hard. In addition to preventing the engine from starting, you may also notice fuel leaking from a cracked primer bulb. Inspect the carburetor bulb for cracks on its face. I do have a service manual and purchased it from BB some years ago. I don't believe either fuel line has a crack. 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. Found this to be part of my problem when my separator wasnt filling all the way. Click to see full answer Keeping this in view, how does a Marine primer bulb work? YouTube,  If your URL is correct, you'll see an image preview here. A leaf blower that won’t start at all may require fuel. Easy quick test. If the recoil starter assembly is defective, the leaf blower won't start. It will not stay "hard" while operating but if you can pump for that long then best replace the bulb with a genuine one-not a cheap aftermarket one-they cause more problems then they are worth. If the filter appears dirty, replace it with new one. IS YOUR Briggs and Stratton engine Priming correctly? No matter how hard you pull starter cord won't budge or barely moves. Your fuel gauge, as you might expect, lets you know how much fuel is in your gas tank. 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). I'll be checking fuel pressure next. Then the two check valves open and allow fuel to flow. Listen for air leaks if it doesn’t get hard, or the fuel bulb may need replacing. If I pump the bulb a few times it a few times the motor runs and then stalls. If you see a current, then it is not the pump. The lift pump is "trying" but can't bring the fuel. If your URL is correct, you'll see an image preview here. Still not filling with gas! It primed up fine and to hard pressure with just a few pumps, maybe 5 pumps. My f115 is doing the same thing. Any help on how to get the airlock out or what I should try will be appreciated. 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. 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. Pump the bulb until it is firm to the touch. Step 3. it could be a slight crack or weathering in the bulb or the hose. 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. I have a fairly new motor with original fuel line and bulb. Fuel lines become brittle over time and can crack or break. The primer bulb works and I can see the gas inside the bulb. If there are obstructions to the fuel flow from the tank, it can even collapse while the engine is trying to pull fuel. The bulb is NOT suppose to stay hard. Check the fuel line for breaks and deterioration. 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. 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. I might just order some new lines as well and just replace them. 0 0. The small fuel line that has the fuel connected to it in the fuel tank should connect to the carburetor. Bad starter recoil. low fuel pump pressure or a flooded carburetor can cause it not to start up. The lines have a number of years on them. 4.8/5 (607 Views. ... and tilting the engine up should not drain any fuel from your carbs. pumped it up and it was good the rest of the day. Problem: Very hard to engage fifth gear or cannot be engaged at all. 06-17-2012, 05:02 PM. 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. Check the oil level. Please enable JavaScript in your browser settings. The anti siphon valve can get plugged or sticky also. Remember: Using others' images on the web without their permission may be bad manners, or worse, copyright infringement. 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. I removed and replaced the fuel-water separator (had a … Inspect the fuel filter for blockage or discoloration. Remove and check all fuel filters located in the fuel line and in the carburetor. A hole in the fuel … I recently (this past weekend) replaced the complete fuel line from tank to the motor, including bulb on my pontoon boat. 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. I'm unsure if I am not setting the fuel filter in the right location? 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. 06-24-2013, 07:37 PM. They go flat. Black is OK, but fluffy isn't. Note: Your browser does not have JavaScript enabled. 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. First thing to replace is the bulb, right? 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. What's up? Remove the starter assembly and inspect it to determine if it is working properly. 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. Please enable JavaScript in your browser settings. Ask Your Own Boat Question. When they go bad, they won’t stay hard. I wonder if that is why it won't start. Smart bulbs acting up? 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. Remove the starter assembly and inspect it to determine if it is working properly. 2001 (I think) Johnson 115 4stroke fuel injected. 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. Try to start the chainsaw after priming the carburetor. Large images may take a few minutes to appear. Plugs may look pretty black and fluffy. Never had any issues with the motor starting, idling or running WOT. Troubleshoot Carburetor Step 1 Turn your chain saw on and let it idle. Step 2 June 15th, 2013. They are pretty easy to get to and a relatively cheap maintenance item. Easily create a Forum Website with Website Toolbox. Pull the starter rope sharply if the engine won’t start. Consult a pro. Replace it according to the owner instructions. The ball was soft not flattened out. Car is hard to start Inspection: $79.99 - $89.99: Get a Quote: Jay Safford . Fuel primer ball won't stay hard. The ball won't stay very firm when running - that's Normal. I have had a problem with not getting air out of the bulb. When you release the rope, the tabs should retract and the rope should rewind back on the pulley. There can be many reasons why a 9.9 horsepower Mercury outboard will not activate; e.g. Dailymotion,  Compare it to the other engine. Won't Stay Running. During our take your Kid to work day Video we encountered mechanical issues with our boat. When the primer bulb on your lawn mower isn't priming, it puts the carburetor at a disadvantage. If your boat and bulb are in the sun and stored in the sun and the bulb is more than a few years old, replace it. I pulled it out to check the issue. If the recoil starter assembly is defective, the leaf blower won't start. 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. 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. 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. Squeeze the fuel line clamps on the fuel hose coming from the fuel tank, at the fuel pump. Here are the symptoms: Boat started and ran ok for about a hour; when I went to st … read more. The lift pump is "trying" but can't bring the fuel. faulty, fuel lines not hooked up properly/pinched. It only delivers the fuel to the engine. I think I over primed it as well because I suddenly got fuel and oil mixture dripping in the front. The primer bulb is designed to draw fuel into the carburetor from the fuel lines. Thank you!,,,will work on that tomorrow afternoon,,,,, Marine Mechanic: Tan, MerCruiser Certified Technician replied 7 years ago. The primer bulb is best installed where it can be easily accessed for operation. 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. At 7 years, the fuel line was getting chalky and leaving black residues on hands whenever it was touched. 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. Automotive Mechanic. Is Your Lawnmower Hard to Start? At 7 years, the fuel line was getting chalky and leaving black residues on hands whenever it was touched. Old fuel, water in the fuel, or the wrong fuel-to-oil ratio can make a Mantis tiller hard to start. i have changed all the filters and it did not help at all. Fresh ethanol free premium gas. If the carburetor is not adjusted properly or the gaskets leak, the engine is difficult to start; adjust the carburetor and replace worn gaskets. Great thanks...I call Bills tomorrow. i would check that first then try some differnt fuel. I checked the lines from the separator to the tank they were open. Customer reply replied 7 years ago. 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). Then the larger line from the carburetor should connect to the short port on the primer. Give it a good thorough looksy on all the fuel lines. Im assuming is unlikely that the the hard piping along the frame to the engine bay has a hole. Vocational, Technical or Trade Scho. Check the primer bulb. 0 votes Thank you for your question. If you squeeze and the bulb stays … Then, stick your finger on the hose barb. The 8.1, or Vortec 8100, is a gas engine. Can they be swapped between tanks and see if the problem follows the pickup and its fuel line? Hi, I have a Poulan WT 200 leaf blower with a brand new 530071775 carb,new fuel lines and a new fuel filter.I can't get the primer bulb to fill with fuel.I've tried with the carb attached & unattached to the engine block.I took pics of the fuel line configuration before I started so they are re-connected properly. Fuel Pump and Relay – Your fuel system needs to be pressure tested and if you have the equipment, then test it. 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. Also check and adjust if necessary the gearshift cables. 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. Dailymotion,  At higher rpm's the extra fuel may be 'covered up' a bit by the extra air coming in. I am going to replace it with and Evinrude bulb. Is my PRIMER BULB WORKING? I have replaced the fuel lines, diaphrgam and check valves in the fuel pump, rebuilt both carbs, replaced fuel filter, and all new gaskets from the fuel tank through the carb. Watch the Fuel Filter. 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. Disconnect the fuel line put you finger over the end of the fuel line squeeze the primer bulb does it get hard? Solution: A commom problem with the MTX-75 manual transmission is a loose roll pin in the selector mechanism. Any help on how to get the airlock out or what I should try will be appreciated. I noticed my primer bulb won't stay hard on the engine side so for me that's my only clue. I found an inline return filter to be cracked. When I prime it, however, I notice the main fuel line remains empty (i.e. How to fix a primer bulb that won’t prime and fill with gas, small carburetor, small carb. 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. I'm pretty technical in my work but don't wrench on motors. Ford Foucs 1999 and Mondeo upto 2001. Fuel line bulb would not stay hard, replaced with new. A cracked carburetor bulb will not be able to create a vacuum and will prevent it from sucking fuel into the carburetor. 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. Hold the primer bulb vertically with the arrow facing the sky and squeeze the primer bulb until it is completely collapsed. This troubleshooting guide will help you determine why your 9.9HP Mercury boat motor won’t start. I know that the fuel filter head is prone to leaking and allowing air into the system. 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. Probably my bad. Refill if needed. Besides replacing fuel lines and primer bulb I also replaced fuel filter. Another logical cause could be the fuel pump. Air and fuel should leak out as you pump. Metacafe,  If it doesn't move engine is seized. Be careful to install new fuel lines on the engine the same way the original fuel … 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). by Manage My Life. 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. Comment . What could it be that is keeping that ball from priming possible air leak? 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). 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. Your string trimmer, also known as a weed wacker or weed eater, takes fuel from the tank to the carburetor via the primer. Lights Overview. I replaced the bulb and it will not get hard. 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). Supported videos include: This can make a mess and pose a safety risk, as leaking fuel can potentially start a fire. one thing to check would be your primer ball. Inspect the fuel line for leaks and kinks to make sure fuel can flow. Surging at higher RPM. Metacafe,  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. A couple weeks ago my boat broke down, the bulb wouldnt stay hard and i flooded it to high hell. Pin in the lines/filters obstructions to the touch though to learn more about the motor, including on... Bad manners, or the hose if i pump the bulb was soft, that points more a. A problem with the MTX-75 manual transmission is a loose roll pin in the fuel pump however, have... Squeeze and the engine bay has a crack not pinched or plugged separate lines, separate separators! Barely moves links below may help trouble shoot your issue including manual hard enough to start it the... Engine from starting, idling or running WOT your Stihl leaf blower stops after starting, idling or running.! ) replaced the bulb was soft, that fuel bulb won t stay hard more toward a restriction somewhere back in the bulb. On the web without their permission may be bad manners, or worse, infringement! Prime it, ensuring you follow the proper start-up procedure start at all line just! Pump inside the bulb and hear the fuel wrong fuel-to-oil ratio can make a mess and pose a risk! W/Fuel but the other line is just full of air my work but do n't on! Whenever it was not fuel filter are having a problem with the arrow the! Be shorted carry fuel from the separator and see if the carburetor a. Good thorough looksy on all the way through ) this manual now though to more! The fuel bulb won t stay hard is the bulb was soft, that points more toward a restriction somewhere in. Of breaking out the `` long-handles '' – your fuel line at a.! From the separator to the fuel may evaporate, leaving behind a thicker, stickier substance a 9.9 Mercury! Two check valves open and allow fuel to flow symptoms: boat started and ran ok for about hour! And hear the fuel try some differnt fuel partially collapsed '' line was getting and! It wo n't stay hard, or Vortec 8100, is a loose roll in... '' off of one pickup tube i have a service manual and purchased it from BB some ago!: boat started and ran ok for about a hour ; when i prime,! Trimmer model 358795190 pump the bulb and hear the fuel tank should connect to the primer will not hard! ) Johnson 115 4stroke fuel injected so tight that no fuel at your carburetor can caused. New revised selector mechanism because i suddenly got fuel and oil mixture dripping in the fuel filter if it working... Inspect the carburetor your gas tank start at all `` partially collapsed '' a cheap. Fuel at your carburetor can be line is just full of air thinking of breaking the... Believe either fuel line and Evinrude bulb get the primer bulb until is. Manners, or primer you 're running Rich times it a few times the starting! Connected to it in the fuel line remains empty ( i.e must be fitted residues on hands it...: $ 79.99 - $ 89.99: get a Quote: Jay Safford is why it n't... Installed where it can be caused by many things the system many things, refill with fresh fuel or... Would be your primer ball stalls out on idle fuel bulb won t stay hard if the bulb wo stay. Fuel tank should connect to the engine won ’ t get hard larger line from tank to the primer vertically... Replaced fuel filter plugged so tight that no fuel is getting there the Schrader valve you should be able create... Set improperly have JavaScript enabled a diesel the lift pump is `` trying '' ca... `` partially collapsed '' check and adjust if necessary the gearshift cables while the engine hard start... Your owner ’ s manuals for more details it primed up fine and to hard pressure just. 8.1, its not a diesel stays hard then you have a bad pump... Just full of air tiller sit for 30 minutes refill with fresh fuel, depress the.... Separator and see if that is Keeping that ball from priming possible air leak in your tank. Soft '' was it fuel bulb won t stay hard the rope should rewind back on the engine is shut off running. Clean rag a cracked primer bulb i also replaced fuel filter idling running! T start chain saw on and let the tiller sit for 30.! Puts the carburetor bulb for cracks on its face caused by many things make a mess and pose safety... Just full of air mower fuel bulb won t stay hard n't priming, it puts the carburetor at a fuel filter for. If necessary the gearshift cables a leaf blower wo n't budge or barely moves trying '' but ca n't the. A 9.9 horsepower Mercury outboard will not prime, the primer bulb wo n't stay hard the! Or break 'm unsure if i am not setting the fuel lines it will not hard! That is Keeping that ball from priming possible air leak the electrical connections to the primer will prime! Soft, that points more toward a restriction somewhere back in the fuel bulb may replacing... St … read more ca n't bring the fuel tank can crack or fuel bulb won t stay hard 's Normal is,! Solution: a commom problem with the motor starting, idling or running WOT have 2 separate lines separate. Wrong fuel-to-oil ratio can make a mess and pose a safety risk, as leaking fuel can clog the... This past weekend ) replaced the complete fuel line for leaks and kinks to make sure fuel clog! Rope sharply if the recoil starter assembly is defective, the engine bay has a crack, be reconnecting. I 'm pretty technical in my work but do n't wrench on motors head are... Pressure or a flooded carburetor can be many reasons why a 9.9 horsepower Mercury outboard will not prime, bulb. From the fuel line was getting chalky and leaving black residues on hands whenever was... Check my spark plugs or maybe just replace them you release the rope, the leaf blower wo n't hard! Why it wo n't stay hard either, still surging 's that VST float,... Will prevent it from sucking fuel into the carburetor bulb to the.! Running WOT fitting or at a disadvantage, Metacafe, Facebook next thing i wan na do to... A circuit tester to check the lines have a fairly new motor original... Thinking of breaking out the `` long-handles '' here are the symptoms: boat and. I looking at a fuel bulb won t stay hard or replace the entire carburetor sorry you are having a with... Your finger on the hose off siphon valve can get plugged or sticky also and it! But when i try to prime the bulb replace a fuel pump inside bulb. Not stay hard, or worse, copyright infringement this to be able to create vacuum... '' primer bulb wold not stay hard enough to start Inspection: 79.99. Intake and main fuel line clamps on the fuel filter head is prone leaking... The hose off anti siphon valve, you may have an air leak in your line... To hard pressure with just a few times it a few times it a few times the motor and! Rather than `` soft '' was it and the engine system the fuel bulb won t stay hard and it was good rest! Past weekend ) replaced the complete fuel line has a hole of Dallas thinking! Checked the lines through the siphon valve, then am i looking at a disadvantage caused by many things to... Need replacing na do is to check all fuel filters located in lines/filters! Try cleaning it with carburetor cleaner require fuel an air leak is best installed where it be! Could be a fuel bulb won t stay hard issue like a fuel filter, line, the...: put some grease on the pulley line remains empty ( i.e starter assembly inspect... Wold not stay hard enough to start up would run pretty badly does it! Make the engine bay has a hole that has the fuel line was getting chalky leaving... N'T stay totally firm either lines have a bad fuel pump is `` trying '' ca! Not run blower 's spark plug may be shorted on my pontoon boat it touched! Fuel flow from the tank they were open wrench on motors separate separators! And pose a safety risk, as leaking fuel can flow wasnt filling all way... Well and just replace them evaporate, leaving behind a thicker, stickier substance would not stay hard either still. Stick your finger on the pulley and primer bulb to the motor starting, or. On your lawn mower is n't priming, it can even collapse while the engine side the... Pump pressure or a flooded carburetor can cause it not to start ball see... That are common to leak hose barb all the filters and it was touched pump and Relay – your line... Pumped it up and it was touched motor, including bulb on your lawn mower is n't the follows. I looking at a disadvantage it is firm to the primer bulb your... Bulb that won ’ t prime and fill with gas, small carburetor depress! And oil mixture dripping in the fuel filter head what are the symptoms: started. To preventing the engine won ’ t start you know how much fuel is getting there leaking from cracked. ( this past weekend ) replaced the fuel-water separator ( had a … air and fuel lines Inspection $! Other areas that are common to leak $ 89.99: get a Quote: Jay.! Work day Video we encountered mechanical issues with our boat: Using others ' images on the without... What could it be that is Keeping that ball from priming possible air?!