Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35.00+. 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. Use Code: DIYSAVE10 Online Ship-to-Home Orders Only. Get your boat's fuel system inspected right away and tested for the fuel restriction that is sucking the bulb flat and making your motor run lean which could damage pistons. The pump delivers the fuel at approx 5 - 6 psi to the carbs and 7 psi can easly push by if the floats are even slightly high. 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. Squeeze bulbs have a check valve at both ends that allows fuel to only flow in one direction--from the tank to the engine. Those were aging so I replaced them even though they were not the main problem. 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. Given all the additives intoday's fuel, I replaced mine every 2-3 years. Gill is also an award-winning fiction author. 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. Atmospheric pressure in the tank through the vent pushes the fuel from the tank to the engine. Insert the barbed ends of an inline fuel filter and water separator into the hose with the arrow on the fuel filter pointing in the direction of the fuel flow. If fuel still refuses to flow, new aftermarket replacement squeeze bulb hoses are inexpensive and easy to integrate into the existing fuel system. Delivers up to 60% more output per pump than those of leading competitors. If that does not work, run the motor from a small external 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. 99. The carburetor is a part of the engine that mixes fuel and air together to make a combustion. © Infopop Corporation (formerly Madrona Park, Inc.), 1998 - 2000. 4.4 out of 5 stars 1,094. Can't help you with the oil warning. So I started the whole process of elimination of checking the primer bulb and hoses. Fuel line blockages or restrictions are usually a little more easily detected. So, while the motor runs great, it's possilbe to not get a firm bulb. High-volume-rated for maximum flow and efficiency, the Bass Pro Shops® Fuel Primer Bulb works in all weather conditions. FREE Shipping on orders over $25 shipped by Amazon. A primer will pump a small amount of gas into the carburetor. You can squiz a whole lot more than that with the bulb. Therefore, their effectiveness with air or vapor is also limited, and even tiny leaks can render the bulb and fuel lines useless. Your string trimmer (also known as a weed wacker or weed eater) draws fuel from the tank to the carburetor via the primer. This is a test. The check valve may be stuck. Filter. How the Primer Bulb Works on a Briggs & Stratton 5 Horse Engine. In this video we look at why holding an outboard primer bulb vertically makes it work better. $11.99 $ 11. Air is compressible and has its own spring rate that tends to minimize the capability of the bulb to pull on its expansion part of the cycle. Remove primer seat using a crochet hook or other type of hook. I have replaced many bulbs on customers boats.There can be pin holes or the valves themself are just faulty.Try replacing the gas line with a new bulb.If this does not work you could have a plugged vent in tank or you could have bad line to the tank that has swollen or got bent.Good luck. I have Yamahas. Factory trained techs are familiar with fuel system problems that could affect a motor as that type of testing should be done at each installation or powerhead replacement. 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. Lawnmower PRIMING Button PROBLEM can be FIXED. The number one problem with squeeze bulb priming systems on boats is minute leaks on the suction side of the bulb between the gas tank and the bulb itself. Then today, after the boat had been sitting un-used for 24 hours, again I felt the primer bulb and again I noticed that it was not hard. Replace any crimp type clamps with screw-turn hose clamps. toy outboard motor image by pearlguy from, TMS Marine Parts: Fuel System Reference Guide. My primer bulb is about 18 inches from the fuel tank, then I have about four feet of fuel line, then I have a water seperator/fuel filter, then about six feet of fuel line, then engine. $15.99 $ 15. If the new bulb does not solve the gas issue, check the spin on gas filter and the little gas filter on the motor. e Incidentally, keep the old bulb and hose for a spare and carry it on the boat. The ball and spring will fall out. Fontic Deal 1/4"(6mm) Black Rubber Fuel Transfer Primer Pump Bulb for Marine Boat Gasoline Petrol Diesel Accessories. 1-1 of 1 Results. Jeff's Little Engine Service Explains HOW a BRIGGS and STRATTON PRIMER BULB System Works. If install a small, low-pressure electric fuel-pump, will that take away the primer bulb all together or do I still need the bulb? Boat Engine Stalls When Accelerating. FILTER RESULTS. Should I relocate the primer bulb and put it on the engine-side of the water separator? This is the second time as I was idling home in the no wake zone that the engine died. Toggle navigation. Uncle Knuckle LawnSite Senior Member. A primer bulb can be pumped by hand but must be pressed three or four times to do its job. Use your finger tips and thumb to collapse the bulb while priming your engine. Once the main issues with squeeze bulbs are understood, they are relatively easy to troubleshoot and fix. U. It's not uncommon to push the needles off the seats when squizzing too hard on the primer bulb. Then check for leaks in the hose connections including the fitting on the tank. Discover Boat Primer Bulb on sale right here with the largest option of Boat Primer Bulb anywhere online. Blower, lawn mower, weed eater, trimmer Most small engines will not start if the carburetor is dry. SKU # 294521. NOTE: Do not stretch, bend or compress primer spring. But blockages don’t cure themselves. That will tell you if you have a problem associated with the boat's tank, like a restriction in the vent. I installed the tank when the boat was new and have had no problems until now. Attwood Corporation has been an award-winning leader in engineering, testing, and manufacturing the highest quality marine products for over 100 years. I have a 9.9 4 stroke mercury for a kicker motor on my little boat. Check for cracking or softening of hoses. Tap the bulb to see if that resolves the issue. The primer bulb was flat, I pumped it back up, and the engine ran fine. Get it as soon as Wed, Jan 6. What It Does. Shop, read reviews, or ask questions about Primer Bulbs at the official West Marine online store. Removal of the primer bulb can be made quick and easy using our Primer Bulb Replacement Tool part number 19461. If you have a strong lift pump and primer bulb, you’ll notice that the lift pump will suck the primer bulb flat. FREE Shipping on orders over $25 shipped by Amazon. profile | register | author help. When the outboard is running normally, the engine’s fuel pumps create a slight vacuum in the fuel hose. Boat Parts Boat Primer Bulb. Ensure that the filter is in a protected but accessible area of the boat. When the primer won't prime, the engine won't run. Get it as soon as Sat, Dec 5. Boat Primer Bulb. If the primer bulb does not work properly, it may need to be replaced. I have a 28 gallon Tempo big, plastic, red fuel tank on my 2001 Montauk. She holds a bachelor's degree in language arts and a Master of Education degree. When the day’s boating is over, most boaters disconnect the hose at the tank, and allow the engine to run itself out of fuel. Empty squeeze bulbs rely solely on their own elasticity and complete integrity of their two check valves to pump air until fuel fills the bulb and hose. I kept looking and … 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. Mechanic's Assistant: Sometimes boat issues seem like they'll be really complicated, but end up being easy to fix. 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. The Larand Marine Primer Bulb is the highest quality primer bulb on the market. 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. They are effective only up to a certain distance and height with respect to the fuel tank level because the displacement and elasticity of the bulb is limited. 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. If your boat engine continues to stall, we still need to cover the blockages issue. Posted via Mobile Device . Does this mean that I have an air leak in the fuel line? Check here for special coupons and promotions. First, check the bulb for aging, loss of elasticity, or cracking. In a few days, squeezing the primer bulb does less and less, possibly getting to the point where there is no resistance in the bulb and it does not expand when released. Pry retainer out and remove bulb from primer seat groove. I've taken a day off work to go offshore only to find that the $&*@ bulb was shot at 9pm at the ramp. EPA-approved for use on all outboard motors; bulb and hose meet or exceed all ABYC, USCG, CARB, and EPA standards and regulations. Comprehensive Inventory news and information on Boat parts. Other options New and used Last fishing excursion my outboard starting to act up and not pump constant fuel. In this case, the check valves are both slightly open and allowing fuel flow at the rate that the engine is using it. 4.1 out of 5 stars 47. Most seasoned boaters replace the primer squeeze bulb and hose assembly once every two years, and keep the last used one for a good spare. Boat Parts & Inventory Information. 99. Ogrmar Fuel Line Assembly 3/8" Inner Dia 5/8" Outer Dia Hose Line Marine Outboard Boat Motor RVs Fuel Assembly with Primer Bulb Steel Hose Clamps 6FT. Pauline Gill is a retired teacher with more than 25 years of experience teaching English to high school students. Therefore, the bulb must be squeezed repeatedly until the entire fuel hose is full of liquid fuel again. Usually three pumps of the carburetor bulbs is enough to start an engine. The primer bulb on a Briggs and Stratton 5 horsepower engine is located on the back of the air filter assembly next to the carburetor. http://continuouswave.com/ubb/Forum4/HTML/000686.html. Since 1968, West Marine has grown to over 250 local stores, with knowledgeable Associates happy to assist. Contrary to popular belief, it does not squirt a little gas into the engine to get it going. 99. Shop with confidence - get free shipping to home or stores + price match guarantee! Month Warranty $ … 5/16'' 8mm Fuel Gas Line Hose Primer Bulb Pump For Yamaha Outboard Marine Boat. Troubleshooting Squeeze Bulb Lines Once the main issues with squeeze bulbs are understood, they are relatively easy to troubleshoot and fix. I only use fresh, non-ethanol fuel mix. search | FAQ | 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. Also, do not squeeze the bulb excessively hard. In this light, a new fuel hose is very likely to have the bulb very close to the tank connection. 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. Part # 51302. 1-1 of 1 Results. Moeller old style primer bulb was NBR (non EPA certified) Moeller new style primer bulb is a Flourelastomer (EPA certified) Why does the fuel go half way into my primer bulb and then go back out? 10% OFF $75. How to fix a primer bulb that won’t prime and fill with gas, small carburetor, small carb. FYI: I have had better luck using OEM (Yamaha) hoses/lines than the Tempo bulbs. Cut the hose between the primer bulb and the fuel tank. Valmar Marine 5/16in Primer Bulb $ 22. Powered by: Ultimate Bulletin Board, Freeware Version 2000Purchase our Licensed Version- which adds many more features! 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