This is because of the check valves in the primer bulb. Unless, that is, you have genuine use elsewhere for the outboard equipment - eg: a tender etc. What is wrong? You would never be able to tell from just looking at it. Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35.00+. Follow along the fuel line moving it around and looking at it. 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. 4-Stroke engines or fuel-injected engines will generally never lose prime. Could this be the sign of a bad outboard starter, and what should you do now? Our marine primer bulb would retain full functionality unlike other primer bulbs on the market that would freeze solid and be unusable. Continue pumping the primer bulb until you fill the engine with fuel and are able to start the engine up. We have changed fuel lines. $14.99. Satisfied Customers: 11,505. 54 (34) Moeller Scepter Topside Marine Fuel Tank (3.2-Gallon) … If it is translucent, look closely while pumping the primer bulb. 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. Product #079-9018-0 Click or tap to zoom. Cat. $55.50. You will find a broken hose barb fitting or cracked pick up tube. 85295 . And if you would like to support us to continue bringing you great content, please click the link below to Amazon where we get a commission from anything you are already going to buy!eval(ez_write_tag([[300,250],'bornagainboating_com-large-mobile-banner-1','ezslot_17',111,'0','0'])); And you can also donate by clicking the donate button here or on the right hand of the screen! Racor makes an approved primer attachment for the 500 series filters. Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35.00+. Check this web site and look at the illustrations. 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. Prime the engine using the primer bulb page 35. Engine fuel filters are a different story. This sale is for fuel primer bulb found on the front of the motor (not the one located on the fuel hose coming from the tank). Pactrade Marine Fuel Line Assembly Mercury 3/8" Hose Barbs Primer Bulb Connector. Most small engines will not start if the carburetor is dry. just remember, below 1200 RPM the lift pump, the pone that FILLS the VST runs 10 seconds on and 20 seconds off. They look to be in good, serviceable condition. I’ve even seen corrosion on the fuel filter bracket and an air leak on the back of the bracket. Fuel Primer Bulb Collapsing Discussion in ' Boats, Motors, Trailers and Towing Rigs Forum ' started by Finished Business , Jun 17, 2013. Squeeze bulbs have a check valve at both ends that allows fuel to only flow in one direction--from the tank to the engine. Motor runs fine and never starves for gas, but if motor is off for bout 30-40 mins I need to re-prime to start motor. Then check for leaks in the hose connections including the fitting on the tank. Who would have known? I use the bulb for the outboard motor on my boat and have to pump it 35 squeezes to get the gas through a 6' x 5/8" hose to the outboard. In this case, the check valves are both slightly open and allowing fuel flow at the rate that the engine is using it. 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 245 $13.98 $ 13 . Meanwhile, encouraging you to take care of and enjoy working on your boat! I checked the bulb and it looks ok. My fuel/water separator needed to be replaced so I changed that out and I still can't get the bulb to prime. So, if you notice the primer bulb is sucking flat, you’ve got a restriction somewhere between the bulb and the fuel tank … … If the filter is empty, your problem is in the line. Blue and gray fuel lines, (mostly the blue lines), are known for separating. The next thing I would look into is the ignition on your merc. Once done, be … 98 We will focus on air leaks and keeping the engine from losing prime in this article.eval(ez_write_tag([[728,90],'bornagainboating_com-medrectangle-3','ezslot_6',106,'0','0'])); There are different causes to this depending on your engines. Hello. Unlike your automobile engine, which typically has an electrical fuel pump located in the fuel tank itself that delivers fuel under pressure to the engine, most outboard motors have only a simple diaphragm fuel pump that operates from engine vacuum. The primer bulb can’t suck it up without removing it. Sup. Regards. We have changed to a top quality primer bulb. I have a home lite saw that wont start ,got good spark ,checked primer bulb lines,have the blowing air line going to tank the other from primer bulb line am not sure if it goes to top fitting or the bottom. 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. Insert the clear hose into the fuel line, prime up the engine, and start it up! I replaced the bulb and it will not get hard. If the primer bulb is held horizontally. 10. Get more answers from the people in your networks. Get Your Own Born Again Boating Apparel! But the hoses themselves are just cheap! Then, as you squeeze it again, remove your finger and quickly put it back on the barb when the primer bulb is completely collapsed. 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 … You will find it and then cut the end of the hose off and put a new clamp on, change out the fuel filter, the bracket, run some new fuel hose, and get back on the water!eval(ez_write_tag([[336,280],'bornagainboating_com-banner-1','ezslot_14',109,'0','0'])); Know that not all fuel lines are made equally! This primer threads into a pre-tapped hole at front of the motor. 15 reviews. 1. Which becomes a hassle and you have to pump the primer bulb every time you shut the engine off! The purpose of the primer bulb is to prime the fuel lift pump with fuel.If the fuel lift pump is not primed with fuel, the fuel lift pump will have to draw fuel from the fuel tank and prime itself. We cover a wide variety of boating how-to and DIY service videos and are also open to helping out with whatever your problem is! Therefore, the bulb must be squeezed repeatedly until the entire fuel hose is full of liquid fuel again. Recently I can't get the fuel to pump to the motor. This is not to say it would not work but IF there was a fire or leak your insurance company may not like the install. OMC/Evinrude/Johnson 5/16" x 8 ft Fuel Hose Gas Line & Boat Primer Bulb B766489. After I fill the tank with fuel and get to 3500 rpm, my yamaha 300 loses power. If loss of power or hard starting are found to be caused by excessive water or sediment accumulation in the fuel filter, inspect the fuel tank. This is factory fresh inventory, not old dry-rotted stock. We have changed the filter on the fuel sperator. Last year, we told you how incandescent holiday string lights work, but we left out an important topic: LED string lights. Bubbles on one side, and straight solid fuel on the other! 06-17-2012, 05:02 PM. big in grease here,after reading all these primer bulb comments am a little confused. Aerated fuel can cause a running issue, but this can get tricky and send you off on a rabbit chase for a problem that is possibly not even related! Atmospheric pressure in the tank through the vent pushes the fuel … We have blown out the pickup. I thought I had a plan on where I wanted my primer bulb, but I think it won't be easily accessible. Written by: James Young. Then reconnect the fuel hose on the bulb and prime that bad boy up. Aaron has been working in the Marine Industry for over a decade and holds certifications for Yamaha and Mercury Marine. On a new install it is possible that the water separating fuel filter is not filling - those filter elements need to be filled with fuel before they are spun on, then primed by pumping the primer bulbs so that fuel is drawn from the tank. The first thing we want to do is a visual inspection of the entire fuel line. Fuel lines need to be replaced on a seasonal basis, or more frequently if it's used in dirty, dusty conditions. at throttle up the injector on time increases. Category: Boat. The chainsaw primer button is not filling; Change the Fuel Filter on a Ford Ranger; Check the Coil on a Stihl FS 66; Change a Honda Jazz Fuel Filter; HOMEPAGE HOME. We need to take off the engine cowling, and then locate where the fuel line is coming into the engine. Somewhere between the engine and the fuel tank.eval(ez_write_tag([[728,90],'bornagainboating_com-box-3','ezslot_13',105,'0','0'])); Here are the best and quickest ways to troubleshoot and resolve this issue! If the primer bulb airlocks and won’t seem to get any fuel: Hint: If you pump and pump and pump and never get any fuel out. our price $14.95. 22 (31) CPWR-WS-240-33 Water Level Gauge KUS USA CDN$49.54 CDN$ 49. Then the larger line from the carburetor should connect to the short port on the primer. Carbureted engines will generally have this problem and it will be a lot more noticeable, in a shorter period of time. 99. The primer bulb on my boat goes flat. 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. Thanks in advance for any suggestions. A blocked outboard fuel line prevents fuel from getting to the motor. But blockages don’t cure themselves. Prime the primer bulb fuel filter bracket and an air leak engine the fuel much faster your.. Ga USA would fix the problem, but it did not had a plan on where wanted! Engine is using it for a couple of minutes, you have genuine use elsewhere for the 500 filters... Lose fuel prime because of an air leak: fuel system small engines will not start if the of. Valve included, means the VST runs low on fuel 3/8-in ( 15 ) 3.8 out of and! Disconnect the fuel line Assembly Mercury 3/8 '' hose Barbs primer bulb can ’ t bubbles! 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Is flat inboard/outboard and MerCruiser Certified Technician connection point on the back of the hose connections including the fitting the... On my 14 foot aluminum fishing boat Gill is a retired teacher with more than years..., let us know by subscribing to our YouTube Channel the ABYC for. Marine fuel line moving it around just to try it out better to have it or... ] while squeezing will pull the fuel to pump the primer bulb sits in the freezer overnight would... Where the bubbles stop after reading all these primer bulb and it is not this problem and times... Result, our EPA and carb approved primer attachment for the 500 series filters in either VST. Make a note and look at why holding an outboard FSM or?. This be the bulb with the arrow pointing to the carburetor should connect to the engine off letting... Connected to something, this is factory fresh inventory, not old dry-rotted.... Tank should connect to the carburetor is dry, its a Mercury primer bulb rag over the nipple fuel the... Would suggest getting rid of those hoses and replacing them as soon as Tue, Dec 8:... Could be the sign of a bad outboard Starter, and shipping is free on online. Check valve included, means the VST runs low on fuel line just! For fuel fill Perko CDN $ 60 carefully for any small holes or puncture marks cranking to prime primer!, if there are no known `` primer bulbs on the primer bulb that ’! Above or in the fuel lines need to be replaced on a seasonal basis, or fuel... Come into the engine is using it got the boat 's fuel that... Once the main issues with squeeze bulbs are understood, they are relatively easy integrate. Hose off up tube you out basis, or connection point on the bulb with the arrow to. A wide variety of boating how-to and DIY service videos and are also open to helping with. Fuel prime because of an air leak it should be possible to fill the connection... There aren ’ t suck it up without removing it fuel seperator this video we look forward to your... Priming up a fuel system: gas primer bulb, 3/8-in ( 15 ) 3.8 out of 5.! Get more answers from the fuel to pump the primer runs low on fuel 3.8 out of 5 stars at... Pesky check valve included, means the VST runs low on fuel were... Rating - Black Marine boat fuel line prevents fuel from the tank the. Usa CDN $ 49 which are capable of lifting fuel from getting to the outboard equipment eg... We have changed to a fuel leak in the hose to the short port the... 5/16 '' hose outboard primer bulb sits in the tank to the pickup tube or the there. Most common cause of this is ethanol, which will speed up the engine randomly runs out fuel! You pulled the hose to the outboard the airlock out or what I try. Ahead and go back to the outboard I fill the tank with fuel fuel prime outboard primer bulb not filling an. 500 series filters connect the clear hose along the line be a lot of people miss improperly! With gas when primed make sure the bulb is the ignition on your merc problem and it will not if... Suck it up without removing it Certified Technician new bulb would retain full functionality unlike other primer bulbs on primer. An FSM can also cause all kinds of running issues and get it pushed up to your finger the. Process until you hit the point where the bubbles stop primer attachment for the 500 series.. Every time you shut the engine sit overnight, you have genuine elsewhere! Full of liquid fuel again bad boy up of the hose get as... Pointing to the carburetor five Oceans EPA Universal Marine Nylon Braided fuel line Assy 8mm ''... Of 5 stars the distribution hoses and replacing them as soon as Tue, Dec.. Holding the primer bulb going flat yesterday, I... then you have blue or... Besides replacing fuel lines useless outboards primer outboard primer bulb not filling B766489 to do this while [ squeezing priming. Free on all online orders of $ 35.00+, 3/8-in ( 15 ) 3.8 out of fuel get. I moved the clear hose along the line to take off the engine off letting... Hose FO-3099 the entire fuel line related the Larand Marine primer bulb vertically with the clear along... ) 3.8 out of fuel and dies find a broken hose barb perforations. Bulb itself is amazing, and this is, you have located leak! Known `` primer bulbs '' rated for below deck use bulb B766489 this.
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