outboard primer bulb won't fill

So, I took it apart, removed the carb etc. The primer bulb circulates the fuel through the fuel lines and back to the fuel tank. thing is, a faulty bulb looks *exactly* the same as a working bulb. Posted via Mobile Device . Inspect the clear tube at the output of the primer bulb. Cleaned the carb and when I put it back together the primer bulb would not fill. It generally starts with a partial blockage, where playing around with the fuel hose and pumping the primer bulb will get the motor to start or keep it running. You can look at a parts diagram for your product at [www.searspartsdirect.com]. But won't pull it all the way into the fuel line. 4 years ago. great … I located the bulb at the outboard engine. This helpful YouTube video by Succstrat explains what might be affecting your ability to get going. I primed the carb using an eye dropper and the engine starts and runs fine. I have cleaned the fuel intake in the tank, replaced the fuel with fresh fuel, and replaced the connection on fuel tank. I don't think the primer bulb itself is what's causing it to die, but may be a symptom of the real problem. I just replaced the fuel line on a Johnson outboard motor. I am using this primer bulb on my 14 foot aluminum fishing boat. (unless, obviously, it's been cut). Make sure the outboard is fully primed with fuel. Any leak from the tank to the bulb will not allow it to prime. After getting the boat back on the trailer I tried again but could not start the engine so I call a mechanic who looked at the boat and said it … « Reply #3 on: September 10, 2008, 09:10:35 PM » does it idle good for a long time or will it shut off after a while??? Use a primer bulb whose connections are sized to match your fuel lines. Like other tools with small gasoline motors, your Craftsman Weedwacker needs help starting -- help … If not the obvious line issues or leaking bulb, then the next place to look is the one way valves in the section just under the bulb, assuming the bulb is on the carb type anyway. Squeeze the primer bulb a couple of times to prime the fuel pump. leave the gas cap lose the vent may be plugged.Does the primer bulb going soft or flat.Next the fuel pump.If older Mercury might have a crank case leak. so, get yourself a new fuel line with a primer bulb. Turn off the ignition switch and remove the spark plug, drying off any gas on the plug. Then from the carburetor to the primer and back to the tank. As far as the connectors I used the old hose clamp on the fuel tank side and use a new zip tie on the motor side. If the line or the bulb are damaged the engine won't receive enough gas in the chamber for ignition. 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. The newer (mid 1990's and newer) equipment actually has a "Purge" Primer bulb. The other larger line connects to the longer primer port and goes back to the tank. I just put a new carburetor on it but it won't prime & start. Very simple process. When pushing the primer bulb, the gas just squirts back … i would check that first then try some differnt fuel. My Ryobi backpack blower would idle but not run properly at full speed, just misfired a lot. It is easy to flood the units. Larand Marine Products uses a proprietary formula for the rubber that goes into all of our Marine Primer Bulbs.As a result, our EPA and CARB approved primer bulbs will not freeze until 0° Fahrenheit. The Primer Bulb Is Stuck in My Craftsman 32cc Weedwacker. This is about: ... Continue pumping the primer bulb until you fill the engine with fuel and are able to start the engine up. Uncle Knuckle LawnSite Senior Member. Step 2. I won’t be discussing that here so if your here for diesel oil filters, this won’t help you. The older (up to late 1980's/ early 1990's) equipment had actual Primer bulbs exactly as AJP described. It took about 50 squeezes on the bulb to … If you have this system you may or may not have fuel in the bulb. 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. Most small engines will not start if the carburetor is dry. The same goes for fuel lines. The day after i went to use it again and noticed when i primed it, the bulb would not fill up with fuel, only a little bit and just small bubbles. Use primer bulb to fill filter with fuel. The Larand Marine Primer Bulb is the highest quality primer bulb on the market. Re: Gas primer bulb going flat! 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. Engine rough then primer bulb won't fill. Worked great. ... the carbs fill with a water/gas /oil mix. I have a sears/poulan edger #358.797450. Most times there is a air leak in the gas line check the o/ rings on the connection. The carburetor is a part of the engine that mixes fuel and air together to make a combustion. Speaking from the gasoline outboard engine industry; most oil filters are placed on the engines, upside down or angled down. I replaced the bulb and it will not get hard. A month ago 1/2 mile from our marina the boat stalled and I was not able to restart it. sometimes the pickup pump will go bad and it will run fine at speed but when its idling the pump dont have enough power to pull fuel from the tank. Disassembled carb again. I located the main tank - 6 gal - in the bow and ran about 16 feet of Shield's fuel line from there to the outboard. This will help in … The priming bulb is a small rubber button that pumps fuel into the motor when pressed. I can't get the primer bulb to pick gasoline up from the fuel tank. Outdoor Gasoline and Electric Powered Equipment and Small Engines - primer bulb doesn't fill - The primer bulb on my Stihl power head (for edger/string trimmer attachments) won't fill… 2: the only aftermarket primer bulb I would use is a Sierra (Shields Hose). If gas is present in the tube, the system may be flooded with gas already. one thing to check would be your primer ball. Blower, lawn mower, weed eater, trimmer The fuel should flow from the tank to the carburetor. Consult your outboard owner's manual for the recommended fuel line for your engine.) Any help on how to get the airlock out or what I should try will be appreciated. In under two minutes, you could learn how to solve the problem for good! Between the primer bulb and the carb there is a plastic part that has the tubing sticking out … I checked the fuel primer bulb and it was fairly hard. The purpose of the primer is to put fresh fuel in the fuel lines and remove any air that is in the lines. After close inspection i noticed the fuel line what sucks the petrol in (with the filter on end) had split, so i ordered some new fuel line, new filter (on end of fuel line) and a new primer bulb. 99 It could be water in fuel but more than likely is the float inside the engine mounted oil tank. 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. 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. Pressing the bulb only sends more gas to the carburettor. If this bulb is pressed too many times, it will flood the cylinders to the point where the spark plugs can longer ignite; thus, rendering your engine dead in … This small plastic bulb and attached line can get clogged or kinked. If that doesn't work then you either have a leak from the ball to the fuel tank or your pickup isn't in the fuel. U. How to fix a primer bulb that won’t prime and fill with gas, small carburetor, small carb. A blocked outboard fuel line prevents fuel from getting to the motor. Took the old fuel line and bulb off, measured the ends on both sides of the primer bulb, cut it to length. When the primer bulb is squeezed, the pressure created closes the inlet valve and opens the outlet valve, allowing fuel in the bulb … go ahead and splurge, spend the extra $8 for the yamaha brand name (or BRP or Mercury), the aftermarket primer bulbs don't have the greatest reputation for durability. Reassembled and installed and found the primer bulb won't fill with gas. pumped it up and it was good the rest of the day. A lot of the newer cheaper primer bulbs just won't prime unless you hold it directly up. If the fuel pump isn't primed, the motor may turn over without starting. The Evinrude E-TEC G2 has a small spin-on fuel water separator with a water-in-fuel sensor mounted on the motor. it could be a slight crack or weathering in the bulb or the hose. will_beames. You push the bulb and fuel squirts into the venturi. 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. May 28, 2015 #2 A stuck or plugged check valve in the carburetor can cause the bulb to remain down or be slow to return. But blockages don’t cure themselves. Do you ever pumpty, pumpty, pumpty that fuel primer bulb and still can’t get your outboard motor going? The primer bulb on a string trimmer draws fuel from the tank to the carburettor to help start the engine. How to Replace the Primer Bulb on an Outboard Motor With an ... as fuel is sucked out of the tank, no air moves into the tank to fill the space the fuel used to occupy -- the fuel system becomes vacuum-locked. Perfect fit. A primer bulb that's lost its suppleness doesn't respond as a new one does. I only use fresh, non-ethanol fuel mix. 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. 3: I have never found a difference if the primer bulb is pointed up, down or sideways. If the primer bulb squeezes easily and doesn't feel like it's pumping fuel, it's time to determine what is preventing fuel from getting to the motor. 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Or sideways remove any air that is in the tube, the system may be flooded with gas.... A water-in-fuel sensor mounted on the plug the spark plug, drying off any gas the! This way, i recommend pushing the primer bulb a couple of times to prime fuel... Fuel line with a primer bulb and still can’t get your outboard.! Engines, upside down or sideways in fuel but more than likely is float... Foot aluminum fishing boat am using this primer bulb on a Johnson outboard motor going from! Just replaced the fuel through the fuel tank line can get clogged kinked..., down or sideways out or what i should try will be appreciated are to... The primer bulb on the engines, upside down or angled down the! Thing to check would be your primer ball a slight crack or weathering in the bulb and will. Couple of times to prime the fuel lines outboard primer bulb won't fill aftermarket primer bulb connections...

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