If gas is present in the tube, the system may be flooded with gas already. How to properly check on my own if my HVAC system is cooling and heating correctly? The primer bulb can’t suck it up without removing it. In a weed eater, the primer bulb does NOT pump fuel into the intake like a lawnmower or snowblower. Thank you for using Manage My Life. Check this web site and look at the illustrations. Yep, the primer actually draws fuel up to the carb then sends it back to the tank, start with the simpelest part first! Tank side is for larger line and runs into tank and fuel filter. Get shopping advice from experts, friends and the community! Turn off the ignition switch and remove the spark plug, drying off any gas on the plug. 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. Hellllllppp!!! Is there a preferred type of thermostat to use for my HVAC. For the T242, the primer bulb can be pressed into place in the mount plate from which the old bulb … 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. If you need further assistance, please reply to this thread. There is pressure building up at both the cap and at the fuel line that enters the primer bulb, but no fuel is getting into the bulb itself. This(WT 324 Carb.) You might need a new carb diaphragm and/or complete gasket set or just the carb cleaned. I have the same question and my machine is new, never cut a single weed since it shuts off when you pull the trigger. I overhauled the carb. Thank you for using Manage My Life. Ask Your Own Boat Question. Thanks, I already replaced fuel lines, brand new carb, carb base and all gaskets around carb this tear. Carb side is smaller diameter line and runs to carbs lower fitting. My weedwhacker primer bulb now pumps air into fuel tank. chainsaw is not starting + air bubbles & gas are coming out of carb. Fuses or circuit breakers? The gas from tank to carb. Can a water leak increase my electricity bill? Holding the primer bulb vertically is the proper way to use the primer bulb and ensures that if there is fuel close, it will suck it up. Will follow all suggestions. Still have questions? My Model is the Blue Max 42cc. Is there even a dispenser? Re: Unable to prime-bulb won't firm up I know this sounds dumb but know a bloke that did, on the bulb there should be a arrow this should go in direction of motor not tank, fuel only pumps one way try blowing air in fuel pickup on tank with cap off there might be a blockage also make sure bulb is closer to tank then motor . My Model is the Blue Max 42cc. The darn thing still will not prime (no fule in the primer bulb). While apart inspect the bulb to see if it has a small crack in it as they do get brittle and pressing it wrong with fingernail impact against it can wear it out even faster. In general the primer bulb draws fuel from the tank through the carb and then returns it to the tank. I did some research on the edger and I was unable to locate information that would be helpful with regards to your question at this time. It pressurizes the tank to force some fuel into the carb to prime it. Please can someone help me locate either the website to order the 2 missing panels or the maker of my chandelier? ? Hanging filters can also cause bubbles to form. The Primer Bulb Is Stuck in My Craftsman 32cc Weedwacker. The air in the lines don't increase and move out back to the tank but there is always a large bubble in the primer bulb. I will check fuel lines once again for any holes. Free shipping. Sources: 25th Amendment talk in Trump Cabinet, Lawmakers who voted to contest Electoral College, Trump officials who have quit since the Capitol riot, Dems press forward with plans to remove Trump, After riots in D.C., NBA coach slams 3 GOP senators, Coach fired after calling Stacey Abrams 'Fat Albert', New congresswoman sent kids home prior to riots, Republicans finally condemn Trump assault on democracy, TV host: Rioters would be shackled if they were BLM, $2,000 checks back in play after Dems sweep Georgia. Look for "carb" and "tank" on the primer bulb and make the respective connection. yesterday when I pressed the bulb it got only 1/2 full, but it still started. $5.52. I'd go ahead and get the whole gasket set and replace those while you have the carb off to clean it. primer bulb results in the fuel tank being pressurized and a squeek noise, but no fuel getting into the bulb itself. that's what it is supposed to do. If it appears to be damaged or crack, replace it. Clean the carburetor and primer bulb components. The primer bulb is suppose to fill the carburetor with fuel by sucking it through it through the fuel line (the one with the filter on it). Relevance. I'm at my wit's end with this thing. I would suggest that you start at the fuel tank and work your way to the carburetor. This suction brings enough gas into the carburettor and cylinder to start the engine. From what you are describing it does sound like you have an air leak in the fuel system. Shouldn't workers have a generator if they need power? ? Nate, It definitely sounds like the primer bulb based on the difficult to pump and draining. Now it won't start at all after hours of checking and cleaning the carburetor. Answer Save. Who was the man seen in fur storming U.S. Capitol? Troubleshooting Squeeze Bulb Lines Once the main issues with squeeze bulbs are understood, they are relatively easy to troubleshoot and fix. 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. kit, air + gas filters, primer bulb & gas lines.I put new gas in tank but same problem!! by cleaning passages , new welch plugs, carb. Model number - 75023102. The other line is just to pump the fuel back into the tank. When you push it in, it should pump air but then when you release it then as it comes back out it should suck in fuel from the tank so the next time you press it then it is pumping fuel. 8 years ago. To operate the primer bulb, one squeezes the rubber bulb and releases, repeating until the pumping action lifts fuel from the tank and fills the bulb with fuel. When the mower starts again, the primer releases its fuel into the combustion chamber. If the fuel lines look to be okay, I would suggest taking this to a technician. 10 X Fuel Primer Bulb Bubble Clear Replacement 19mm Lawnmower Strimmer Chainsaw £9.95 New Genuine STIHL Bg86 C Fuel Primer Bulb Cap 4226 121 2700 Leaf Blower Zamma Carb ( IE I can blow air thru Now it won't start at all after hours of checking and cleaning the carburetor. As the bulb fills its resistance to squeezing changes, and the firmness of the bulb signals the operator when the primer has done its job and primed the fuel line. 10X 2 Sizes Fuel Pump Carburetor Primer Bulb For Chainsaws Trimmer Brushcutter ... Fuel Filter Line Hose Primer Bulb Kit For Poulan Weed Eater Gas Trimmer 4 Sizes. is solid gas. IT has a tiny hole in it, Find it and fix with a good sealant or replace the bulb. model# 106.74262402, How do I convert my Kenmore Gas Range from Propane back to Natural gas. Some engines utilize a manual fuel primer bulb to enrich the ratio of fuel in the fuel air mixture for initial engine starting. I observed a continuous stream of bubbles in the fuel line coming out of the primer but there were no air bubbles on the inlet side. what is the size of my kenmore refridgerator? One shows the primer bulb pushed and the red is fuel, the blue air. So, the fuel goes out both ends when the bulb is squeezed. If the carb has a built in primer, the fuel line closest to the primer bulb is your fuel return back to the fuel tank while the other fuel line is your main fuel feed. Top carb nipple with small line runs to tank vent and sticks about 1 inch into tank top. The air bubbles & gas are Bond LH6799 Mini round point shovel with D handle. Install the new primer bulb. Just caught a mouse on a sticky trap. If the fuel system is working properly, just a few squeezes should be enough to prime the system. was - $10.07 | 11% OFF. If it's not working, then you either have a bad primer bulb, plugged fuel lines or in-tank filter, or plugging in the small ports of the carburetor on the fuel pump side. Pushing on primer bulb PUSHES air OUT of fuel filter and sucks from carb side of bulb. 516 sold. Your question was published, help is on its way! Reactions: Okie , … You should feel resistance after a few pumps. The - Answered by a verified Marine Mechanic ... reason I don't think that is the issue is the anti siphon valve check ball is rattling which indicates suction from the primer bulb. The air in the lines don't increase and move out back to the tank but there is always a large bubble in the primer bulb. The primer button, or bulb, on a chainsaw draws fuel from the tank and into the carburettor using suction. How To Prime Up Fuel When Primer Bulb is Air Locked. This could be due to a crack in the fuel lines, the primer bulb, a missing or damage gasket, etc. I have tried changing fuel lines but same result. $8.99. It's job is not to pump gas but to purge the system of air. I have a Craftsman Leaf B lower Model 358.794773 that the primer isn't pumping gas. If you replace the carbuetor and the fuel lines, then both ends are sealed. Another thing to know about primer bulbs is that if the fuel leaks to far back into the tank. Without this button, the carburettor couldn't draw up enough fuel for the crankcase to get moving fast enough to fire off the necessary spark. Thank you for using Manage My Life. Which is better for a home? 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. 4*Air Purge Pump Primer Bulb For Fuel Tank /Husqvarna 345 346 350 353 850. Get your answers by asking now. Get more answers from the people in your networks. Primer bulb is marked tank and carb side. This will indicated that air is begin sucked into the line. My weedwhacker primer bulb now pumps air into fuel tank. How do I dispose of it? today, when I press the primer, it doesn't get any gas and it won.t start. Take a little extra care to wipe dirt and oil away from the recently disassembled carburetor before putting it back together. One of the functions of the overflow tank is actually to remove bubbles caused by air in the cooling system. Yes, I agree that you should not be getting any bubbles in the primer. What is wrong when the control panel on my Kenmore model 41744072300 washer lights up but I can't select or change the cycle settings? I would start by replacing the fuel filter since there's absolutely no way to tell if it's plugged by looking. 4. Both the manual choke system and the manual primer system engines may experience this similar symptom of running only when the fuel mixture is enriched. Make sure that you check everything including the clamps, the o rings, the lines, etc. Will follow all suggestions. When i pump the priming bulb i hear a noise in the tank and it's not moving fuel to the motore with a full tank. 3 Answers. I pulled the tank and checked the filter and that appears okay as well. Lv 6. Join Yahoo Answers and get 100 points today. 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. From what you are describing it sounds like you are not getting any fuel into the engine at all. I know that it can be very frustrating to have issues with your weed eater. A few of these carbs you will need a special tool that cost about $5-$8 to adjust the carb since the adjustment screws will not allow you to use a regular flat head screw driver. I have tried changing fuel lines but same result. Pressing the bulb only sends more gas to the carburettor. It worked for 30 min and stopped. 5. Could a Texas Home Owner change out a few ceiling light fixtures and ceiling fan without hiring a electrician? Gardener's Value 401730066 Garden Hoe w/Wood ... Companion CGHT-155R7 Shrub Rake, Extendable. The main thing to look for when priming the weed eater is that the primer bulb becomes full. Like other tools with small gasoline motors, your Craftsman Weedwacker needs help starting -- help … I have a Kenmore washer Model # 110.20022012 Type: 587-07 and I am not sure where to add my fabric softener. the short nipple on the bulb is the suction side. The carburetor is a part of the engine that mixes fuel and air together to make a combustion. Problem #2: After I purged my fuel line of air, I warmed up my engine and then went to full throttle. I disconnected the fuel lines from the carb, and they are clean leading into the tank. Your expert will answer within two business days with detailed information. I hope this helps. to the primer bulb. It is common to find a few bubbles in the overflow tank. Firstly check your fuel filter you should be able to blow gently through it and hear the air bubbling in the fuel tank. Most small engines will not start if the carburetor is dry. Inspect the clear tube at the output of the primer bulb. The primer bulb or priming bubble for a Weed Eater -- a brand-name string trimmer -- functions in the same way as a priming bulb on any trimmer model. The primer bulb sucks air from the carb and sends it to the petrol tank. Air-driven filters can cause bubbles to develop, and air stones create cascades of small bubbles that help move water around the tank. You can hear a hiss as you remove the gas cap after priming and the lines blow bubbles in the gas as you prime. So, basically I'd order the bulb along with the gasket set and replace all at the same time or else you'll just end up having to do one or the other again later. Automatic primers capitalize on the inertia of the four-cycle engine, drawing and holding fuel for the next cycle when the mower stops. Manual operation of the push bulb pushes air into the carburetor and draws fuel from the tank. Me Too. 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