What happens when one bulb is fused when bulb are connected in series? one thing to check would be your primer ball. I noticed my primer bulb won't stay hard on the engine side so for me that's my only clue. 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. They can (and should) be taken off and replaced with a straight 3/8" nipple as long as your fuel level is lower than the powerhead. Welcome to the Foxit Software support forums! How do I change the bulb in my Stihl primer? Find the air cleaner and remove its cover. if you have to keep pumping the primer bulb then you probably have a fuel pump issue. Apr 27, 2010 #6 At least half full on the ones I have. It should also not collapse. Which fuel line goes to the primer bulb? The return line should be at least the same size, or one size larger than the supply. is the primer bulb suppose be hard and stay hard when primed or soft and apongy Air and fuel should leak out as you pump. 2- It is "highly suggested" that the bulb … Do I have to replace it? The housing should be clearly exposed by now. It starts fine but stalls out after 10-15 seconds. Could be the fuel line (collapsed or swelled shut). I replaced the bulb and it will not get hard. Under normal running conditions, the bulb will not stay rock hard. In my opinion, it should never really get rock hard to begin with. Why does my primer bulb stay hard all the time, it is bad? That's funny when I open up my profile it is rightside up? Quickly put the air cleaner back in its original position and replace the cover. 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. 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. Jimmy Jig. We use cookies to give you the best possible experience on our website. No matter what I did I could not get the primer bulb to stay hard, thus making starting my motor next to impossible. My f115 is doing the same thing. pumped it up and it was good the rest of the day. Henry P. for Model Number 35874122. Thanks to all who had suggestions! How do you fix a primer bulb on a chainsaw? If it doesn't pump up firm then there is an air bubble in the fuel pickup line and it needs to be "bled out". Senior Member. The question I see was "the primer bulb has always seemed to stay soft since I purchased the boat." Give it a good thorough looksy on all the fuel lines. There is also a strainer inside the carburetor and this little screen can plug with whatever gets past the filter. I'm getting a bit tired of customers phoning to complain their primer bulb doesn't stay hard even thought their next door neighbor says it should so here's my attempt at turning the tide: The primer bulb on *any* brand of outboard motor contains two one way valves. Or you have a fuel leak somewhere. pumped it up and it was good the rest of the day. Yes the priming bulb should go hard with the engine stopped, if not the non return is gone. You can try bleeding from the Schrader valve by the alternator while pumping. 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. 06-17-2012, 06:18 PM. 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. 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. In summary, 1- the bulb will not stay hard during running, etc. 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. Pauline Gill is a retired teacher with more than 25 years of experience teaching English to high school students. Primer bulb on 200 Yamaha wont get hard - Answered by a verified Marine Mechanic. Proceed to remove the air cleaner itself. The fuel line is the correct size. Show Less. He also noticed that there is a plastic liner in the fuel line, that had ate away and collapsed, and causing the problem. You can try replacing the purge bulb but usually they get hard and crack instead of getting soft and weak. eyeman_1. Primer will fill 320 grit wet sandpaper scratches. What can I use in place of freezer paper? Parker Yacht. I noticed my primer bulb won't stay hard on the engine side so for me that's my only clue. The same goes for fuel lines. 2,995 Posts #9 • Mar 6, 2016. Note: Your browser does not have JavaScript enabled. 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. ... actuated as designed by means of the primer cap and a firing pin. replace with tygon. After moving the bulb around while squeezing it it finally got firm enough to get the motor to start, but everytime we stopped to fish starting the motor again was difficult and the bulb was soft. Facebook. ANSWER Henry, If the primer bulb is really hard then it will need to be replaced due to being bad. Can you replace incandescent bulbs with LED bulbs? 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. Generally it is not necessary to operate the fuel primer bulb prior to engine start. 06-17-2012, 06:18 PM. Be sure the arrow is UP. After last season's re-riggering with my 07 150 E tec( new in create). i would check that first then try some differnt fuel. 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. im working on a 2100 echo power blower. It did die a few times at first but started again just like it shld--hoping that was just some of the bad stuff working it's way thru. Agreed, the primer bulb is not supposed to stay firm. i would check that first then try some differnt fuel. The primer bulb will not stay hard once the carbs start to use fuel. The fuel line hose bulb is not supposed to stay hard. Now, your lawn mower is ready to use without the primer bulb. It does this by pulling fuel through the fuel line. What cars have the most expensive catalytic converters? ANSWER Henry, If the primer bulb is really hard then it will need to be replaced due to being bad. Share this conversation. I found an inline return filter to be cracked. How do you start a lawn mower without a primer bulb? If the tank was full to the top no problem but as the tank was drained and the outside temp. it could be a slight crack or weathering in the bulb or the hose. 08-22-2016, 07:56 AM. If it does collapse then you have a restriction in the fuel lines. after running some new fuel through there … The second line is a clear yellow line. Why does my primer bulb stay hard all the time, it is bad? ! Is there a check valve inside the bulb that goes bad?? If the primer bulb stays hard then you have a bad connection at the engine and NO fuel is getting there. Post Cancel. Should primer bulb outboard stay hard? You may need to fix or replace your … That's normal. Ive dont have double hose clamps, but Ive still have a issue with low ICV. My primer bulb is about 18 inches … Could be the check valve, or the screen inside the carb is clogged (if it has one). Comment. (Which includes just about every boat design, except for pontoons). I would not recommend putting in another anti-siphon valve, replace it with a flow through hose barb. Im sure there is no air leaking because I've mounted clear hose line from the primer too the vp. No matter how we look at this, your primer bulb baffles are not holding. What does a fuel primer do? When you squeeze the bulb, the inlet valve closes and the outlet valve opens - Answered by a verified Marine Mechanic. I'll be checking fuel pressure next. References. 06-24-2013, 07:37 PM. Does Hermione die in Harry Potter and the cursed child? Re: Primer Bulb won't stay hard. Then most of the time, it will not prime anything at all! Be sure the arrow is UP. Senior Member. Post … If you do not, the check valve in the primer is bad. 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. Metacafe,  You can pump and pump and pump until your hands are shaking, but be it known, you ain’t pumping nothing but air! Easily create a Forum Website with Website Toolbox. ... push it back in and firm the soil more. Answered by AppliancePartsPros.com | Tuesday, July 21, 2020 Senior Swabby. eyeman_1. View all Questions. The primer bulb not getting firm is either a carburetor inlet needle sticking open allowing you to keep pumping fuel into the carb. Any help on how to get the airlock out or what I should try will be appreciated. The question I see was "the primer bulb has always seemed to stay soft since I purchased the boat." 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. Well my mechanic noticed something hard inside my new Moeller bulb, so he put the old one back on. I test purge bulbs using the same concept as that suction device found in snake bit kits. I'll be checking fuel pressure next. Join Date: Jun 2012; Posts: 645; Share Tweet #2. Show More. Once you get pure fuel from the Schrader valve you should be able to get the primer firm. Post Cancel. 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. Sequoiha. No fuel at your carburetor can be caused by many things. Are poblano peppers and pasilla peppers the same? The carburetor is a part of the engine that mixes fuel and air together to make a combustion. You can try bleeding from the Schrader valve by the alternator while pumping. 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. There just is no secret fix to this. Remember: Using others' images on the web without their permission may be bad manners, or worse, copyright infringement. However, if it collapses then there is a problem and it is NOT the fuel pump; it is before the bulb. Joined Oct 30, 2007 Messages 9,657 Location Plano texas. At Your request primer bulb poulan, we load the price comparison for products primer bulb poulan. The bulb used to stay up for weeks but after changing bulb when it went bad it hasn't stayed up. How To Prime Up Fuel When Primer Bulb is Air Locked What's wrong. When I put the new bulb in, the gas was getting on the OUTSIDE of the liner. 2. Primer bulb won't stay hard enough to start Help please !!!! Even the spilling/return have been changed. Think about it: If the bulb is collapsing then the fuel pump is trying to draw fuel but it is not getting as far as the primer bulb. No matter what I did I could not get the primer bulb to stay hard, thus making starting my motor next to impossible. What's the difference between Koolaburra by UGG and UGG? Changed all my hoses from the tank an all the way too the primer. 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. A primer bulb is important because it is helps to fill the carburetor with the correct amount of fuel. LOLOLOLOL. Answered in 5 hours by: 7/14/2012. My primer pump is hard when the carter are running, but it doesn't stay hard over night. The same goes for fuel lines. See Full Answer 9 5 30 Related Question Answers Found How do you replace a fuel line on a chainsaw? Sponsored Links WalleyeCentral.com. Pump your primer bulb up tight before cold starting. -Pump primer until firm If not firm then it must be pushing air through the lines ahead of it. there is a fuel pump in the carb operated by pulses from the crank case, the diaphragm in it can can go bad also. Im sure there is no air leaking because I've mounted clear hose line from the primer too the vp. What is the meaning of human being is free human being is freedom? You should have fuel in the bulb when running. Now when the engine is shut off after running a while. 08-22-2016, 07:56 AM. Your only recourse is to try, try, again on the primer bulb until you find one that works, or accept that you are going to have to prime the motor. Once the engine runs for a short period, the bulb will not be hard-but it should not collapse, either. -Pump primer until firm If not firm then it must be pushing air through the lines ahead of it. Henry P. for Model Number 35874122. Mercury had problems in 2003 with bad check valves and changed to a white check valve but all i can find now is black check valves . Posts # 9 • Mar 6, 2016 filter and hose, still a. The carter are running, etc die in Harry Potter and the cursed?. Can try replacing the purge bulb but usually they get old and start cracking prime anything at all see answer! Or what I did I could not get hard or weathering in the bulb,... To see full answer 9 5 30 Related question Answers found how do you replace a fuel pump issue (. Bulb wo n't stay hard on the same concept as that suction device found in snake bit.! That simply priming it until you feel some resistance is enough to start an engine that goes?... 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You get pure fuel from the tank an all the bulb and it is helps fill. New should my primer bulb stay hard create ): YouTube, Vimeo, Dailymotion, Metacafe, Facebook non is... They let in air, which fuel line from the tank was full to the top no but... My mechanic noticed something hard inside my new Moeller bulb, prior to engine start 6 gal should not,!