Sunnyglade 6FT Fuel Line Assembly 3/8" 5/16" Hose Line Marine Outboard Boat Motor RVs Fuel Assembly with Primer Bulb Steel Hose Clamps. I checked and found that the fuel line bulb was empty, so I pumped it up and everything started back up. But blockages don’t cure themselves. SIM Yamaha also sells Yamaha outboards at discounted prices. When you squeeze the bulb, the inlet valve closes and the outlet valve opens forcing the gas that's in the bulb to be pushed towards the engine (there's Is it normal to have to pump the bulb every time you turn the engine off for longer than 20 minutes ? It is located just behind the starting handle on Weed Eaters, and according to the manufacturer, you should press it 10 times when cold-starting the trimmer. A small engine primer is a bulb of plastic with a hose running through it. 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. We have changed fuel lines. The question I have is when running (about 3500 rpm) my buddy notice the gas primer bulb … On many small engines, this involves pulling the starter rope, although some small engines have an electric starter. 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. it could be a slight crack or weathering in the bulb or the hose. the original setup used scissor connectors, later used grey plugs, the connections on engine would be under black panel(3 sets of wires in/out). TIHOOD Fuel Line Assembly, 5/16" Hose Line Marine Outboard Boat Motor RVs Fuel Assembly with Primer Bulb Steel Hose Clamps 6FT (5/16"-Rubber) 4.1 out of 5 stars 222 $13.98 FREE Shipping by Amazon. Outboard Motors > Topic: Gas primer bulb going flat! Here is a more in-depth break down of the differences in the hoses and the biggest reasons why it is important to have the right ones installed! I love the boat and just took it back to the dealer for the 20 hr service. When the bulb goes flat just crack open the gas cap, if the bulb inflates then you have a blocked fuel tank vent line. We have run a test by bypassing the fuel seperator. I have a 2004 Odyssey Pontoon boat with a large steel gas tank in back, feeding a Johnson 90 HP outboard. These additives are inexpensive ways to take care of your outboard’s fuel system over the life of the motor. Just as a precaution, I also keep an extra Yamaha Marine Fuel Water Separating Filter and filter wrench and an extra Yamaha primer bulb on my boat at all times in case I … Use a primer bulb whose connections are sized to match your fuel lines. Press into primer cavity lining up locking tabs with locking slot in cavity. 5/16'' 8mm Fuel Gas Line Hose Primer Bulb Pump For Yamaha Outboard Marine Boat. Usually the night before I go fishing, I pump the primer bulb up while preparing the boat. To start the engine, the user presses or squeezes the primer the correct number of times and engages the starter. When the primer bulb is squeezed, the pressure created closes the inlet valve and opens the outlet valve, allowing fuel in the bulb … Consult your outboard owner's manual for the recommended fuel line for your engine.) Press until both tabs re-seated in locking slots. So my problem is from the bulb down stream I have checked gas tank vent OK intake line ok, anti siphon OK Put in new primer bulb arrow points towards the engine and bulb is vertical, new fuel water seperator fuel looked good. What Size Fuel Line To Use For An Outboard, 5/16″ or 3/8″? 2: the only aftermarket primer bulb I would use is a Sierra (Shields Hose). $25.99 $ 25. i would check that first then try some differnt fuel. Fixed it the same way. The primer bulb is only a " manual fuel pump " ----It is used to fill the carburetors.-----That saves the battery by not having to crank for a longer time waiting for the pump on the motor to do this.----Or it saves one from getting " popeye arms " on a manual start motor.-----Put the bulb … the 2 wires are for float level, should be connections by solenoid, they may have black rubber boots covering them. 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. I'm using the Quicksilver bulb from Mercury. The bulb will not get firm and the filter doesn't completely fill. Fifteen minutes later, same thing. I replace the entire fuel line with an Atwood line with primer bulb and installed an Atwood inline fuel filter just after the tank. We provide fast shipping and inexpensive shipping. I purchased a 2012 Sea Hunt Ultra 211 with a yamaha 150 fuel injected 4 stroke this March and took delivery at the end of May. Anything above that has to be a 3/8″ fuel line. I have one problem though, ever since the service then primer bulb keeps emptying after the engine has been switched off for around 20 minutes. Pumped it another thousand times with no luck, so I unhooked it at the outboard and put the end in a can down at ground level. Now, there is a brand new water seperator filter installed, brand new filter on the 2000 90hp carbed engine and I got a brand new mercury primer bulb thinking this would fix the problem. This helpful YouTube video by Succstrat explains what might be affecting your ability to get going. Still … 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. Primer ball in the fuel line seems to be hold 50 HP Mercury 2-stroke losing power at wide open throttle Things that have been suggested from bar stool Merc techs: fuel filter, fuel pump, fuel line/primer … The carburetor is a part of the engine that mixes fuel and air together to make a combustion. Insert primer bulb into retainer and moisten inside diameter of primer bulb. Any help on how to get the airlock out or what I should try will be appreciated. Dealer checked the primer bulb and it wouldn't get firm, they found that in my 2001 OX66 that I had two of the three fuel pumps with cracked diaphrams and that's why she would shut down. Installation of the primer bulb can be made easier using our Primer Bulb Installation Tool part number 19462. That is why it feels soft when you squeeze it after the motor is operating. This hose feeds from the gas tank to the engine carburetor. I replaced the bulb and it will not get hard. I shook the bulb when it was off the hose and I don't hear any ball inside of it, but just passing on what I was told. A blocked outboard fuel line prevents fuel from getting to the motor. The primer bulb on my boat goes flat. 3: I have never found a difference if the primer bulb is pointed up, down or sideways. ? Scepter marine products fuel you from the shore to the lake. The Blueline Fuel Primer Bulb is vital for the use of other camping tools like fuel lines, which need a primer bulb to allow the fuel to travel through the hose. 99. The carburetor is what receives the gas before it goes into the engine; it's the last place the gas goes before it enters the engine itself. 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. Most times there is a air leak in the gas line check the o/ rings on the connection. It’s simple, practical, and does the job you need it to. 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. In under two minutes, you could learn how to solve the problem for good! The same goes for fuel lines. The Larand Marine Primer Bulb is the highest quality primer bulb on the market. SIM Yamaha is a USA Yamaha outboard motor and outboard motor parts dealer. Do you ever pumpty, pumpty, pumpty that fuel primer bulb and still can’t get your outboard motor going? Is available by phone, live chat, and pumps fuel quickly or sideways next morning the! 'S running very smoothly now your outboard owner 's manual for the fuel. It after the motor engine primer is a bulb of plastic with a large steel gas tank back! 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