chainsaw primer bulb not filling up

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I took out the tubing and checked that and it has no leaks. As soon as I put the choke in position 2 it dies. Remove the top cover. I was advised to replace bulb and fuel lines. Another fuel hose brings any unused fuel back into the tank. Package include 3pcs primer bulbs + 4 feet fuel line Consider this Amazon's Choice product that delivers quickly Amazon's Choice. dish soap ratio is no problem.. Primer bulbs on Stihl string trimmers and brush cutters pump a small amount of gas into the … After replacing bulb and fuel lines it still will not draw fuel. If your machine is able to spin at a fast enough rate but you are still not able to get the efficient cut that you are after there are a few different avenues you will need to check. ... the unit started right up and ran beautifully for … The choker level should be placed in the lower. The primer bulb creates draws fuel from the tank and into the carburetor. These hoses can be ripped loose from their seats by a number of accidents. Use a press fluid to help ensure an airtight seal is maintained when the lines are pushed onto the carburettor's connectors. Step 3: Turn the Chainsaw On and Open Up the Choke. If the fuel cannot go back to the tank then the primer will not work. Dirt and other fuel impurities may clog these hoses so an insufficient amount of fuel can pass through the hoses, causing the primer button not to fill. Dirt and other fuel impurities may clog these hoses so an insufficient amount of fuel can pass through the hoses, causing the primer button not to fill. When I do prime the bulb, it's now leaking out of the gas cap vent. When I put fuel in it and tried to prime, it would not draw fuel. Replace any worn or cracked bulbs. Hipa 791-682039 Fuel Line Tune-Up Kit Air Filter for MTD Ryobi 704rVP 705r 720r 725r 750r 280 280r 310BVR 410r 600r 700r 704r 765r 766r 767r 775r 790r Trimmer Brushcutter. how much (certain concentration of ) bleach  to water for moss kill on corregated  concrete roof ? The suction side of the bulb is going into the carburetor “outlet” and the other side empties into the fuel tank. Then the larger line from the carburetor should connect to the short port on the primer. Should I assume that there is some sort of obstruction within the carburetor itself? 99. Kicked out of Capitol, Trump diehards vow to fight on, Why attack on U.S. Capitol wasn't a coup attempt, Biden: Pro-Trump mob treated 'differently' than BLM, New congresswoman sent kids home prior to riots, Coach fired after calling Stacey Abrams 'Fat Albert', TV host: Rioters would be shackled if they were BLM, $2,000 checks back in play after Dems sweep Georgia, Serena's husband serves up snark for tennis critic, CDC: Chance of anaphylaxis from vaccine is 11 in 1M. i was doing some 18"-20" logs (for firewood) so the engine was fairly hot. The only other thing that would possibly cause this would be a blockage in the carburetor. Carburettor diaphragms should be replaced by a professional. Place shop towels underneath the primer bulb to soak up fuel in case a drop or two runs from … Fuses or circuit breakers? One comes from the fuel tank up to the primer bulb inlet. If so my suspicion would be the check ball in the primer base, primer bulb should be on the carb body. If the primer bulb is not working, you may … Just caught a mouse on a sticky trap. Keep in mind that never leave both caps open. Fill the chainsaw up with gasoline and oil mix. Take off the cap from the engine and fill the tank with gas. Press the primer bulb more than 6 times. GOP delegate films himself breaking into Capitol. Anyhow, the primer bulbs are very easy to replace, and usually fairly reasonable, maybe $5.- or less from a chainsaw repair place. Another cause of the primer's filling problem could be the bulb itself. The thicker middle tube from the primer bulb goes to the fuel tank, while the narrower tube goes over to the carburetor. I have taken the spark plug out and put gas/oil mix directly into the cylinder, and it starts quickly and runs for a few seconds. Anyhow, the primer bulbs are very easy to replace, and usually fairly reasonable, maybe $5.- or less from a chainsaw repair place. 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. Currently based in Minneapolis, Minn., Eric Blankenburg has been a freelance journalist since 2000. Ask Your Own Small Engine Question. May 22, 2018 #4 What all did you do … Step 2 Examine the primer bulb on the left side of the engine, above the pull rope. The "newer" plastic poulans have three fuel lines. Jump to Latest Follow 1 - 9 of 9 Posts ... in the carburetor, it may be gummed up and in need of cleaning and a possible kit as previously stated. Posted via … Get shopping advice from experts, friends and the community! Sounds like the lines are wrong. If the primer bulb does not fill with gas, let the saw set for 30 minutes before attempting to restart. I tried pumping, but it wouldn't draw any up. I went along with cleaning the carburetor (it was dirty), but when I put it back together it still wouldn't get fuel. Which is better for a home? How to fix a primer bulb that won’t prime and fill with gas, small carburetor, small carb. This is one of the Classic/Sprint series where the primer bulb does fill with fuel and squirts fuel linto the air intake. When the gas leaves the fuel tank it enters a plastic hose that connects the tank with the carburettor. Written by: James Young. The newer (mid 1990's and newer) equipment actually has a "Purge" Primer bulb. The entire carburetor needs to be taken apart, cleaned, and rebuilt using a new carburetor kit. This suction brings enough gas into the carburettor and cylinder to start the engine. Remove the starter assembly. Do that a couple of times and see if it will fill. Have an Echo Trimmer/Brushcutter Mod# SRM-230 Ser# 05165131. It is easy to flood the units. Check the points on the underside of the bulb as well. While it initially ran well, it began to acted starved for fuel, but would restart after it died. J.R. After the engine start, move the choke and pull the trigger again. I can't get my chainsaw started! ? I now am wondering if the new carb is bad. R. Riley6411 Member. If you wanted to try one last thing, push the bulb down and hold your finger tight over the end of the line that goes back to the tank, then release the bulb. Dirt and other fuel impurities may clog these hoses so an insufficient amount of fuel can pass through the hoses, causing the primer button not to fill. Check the fuel hoses' connections with the carburettor. These usually consist of a couple of those spring-with-disk type setups (one in, one out) that are held in by a pressed in plug-with-a-hole and it won't pump if either valve isn't behaving. How to Troubleshoot a Stihl Trimmer With Nothing in the Priming Bulb. Category: Small Engine. Prime bulb will not fill up with gas. Some More Instruction. You shouldn't be pressurizing the tank. Opening and resealing the fuel cap didnt correct the issue. BUT i had a problem with the primer bulb and hose and could not get one I was told by the ... (probably a fith to quarter of the fuel in the bulb was made up … $9.99 $ 9. The primer button, or bulb, on a chainsaw draws fuel from the tank and into the carburettor using suction. The primer bulb will not fill with fuel no matter how many times a press it. Fuel lines need to be replaced on a seasonal basis, or more frequently if … 59 sthil fs 45 wont prime. It draws fuel from the tank and injects it into the carburetor (Walbro WT324). I replaced the bulb, replaced the primer button assy, don't know what else. I will try to clean carburetor without kit first. It is labeled an air purge assembly on the parts diagram. Joined Jul 22, 2017 Threads 21 Messages 2,146. 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. When you hold the corner of a handle, retain the chain brake … Short answer is no, they don't all hook up the same, and they don't all work the same. one of the fuel lines on my wondeful troy-bilt week wacker. Quite certain I have not messed up the connections. The fuel filter is inside the gas tank at the end off the fuel line. I looked at the fuel filter in the tank while pushing the primer bulb and saw that the filter had lots of air bubbles being push out of it. The purge bulb (more commonly called the primer bulb) manually pumps fuel into the carburetor, which purges the air out of the carburetor. I pulled the gas line out of the tank and backflushed the fuel filter with air. I believe there may be a blockage in the carburetor that … 3. These two holes can also get clogged or be blocked by dirt in the fuel. Drain the fuel. When the primer won't prime, the engine won't run. Chainsaw Not Cutting Often issues of this nature aren’t as much as a result of a mechanical fault but are rather a build up over a few years of hard graft without replacement or servicing. When the gas leaves the fuel tank it enters a … It is better to see this through. I am not certain what the one does the seems to simply go to atmosphere. If gas is present in the tube, the system may be flooded with gas already. Your string trimmer (also known as a weed wacker or weed eater) draws fuel from the tank to the carburetor via the primer. I know, because I can easily flood it with the primer and I've watched the fuel spray into the carb throat whenever I press the bulb. If the fuel lines are in good condition and the primer bulb is not leaking then the problem sounds like you have a plugged up passage in the carburetor. Poulan Pro Chainsaw priming question. I tried to prime without fuel filter and it would not draw fuel. Have a two year old Craftsman chainsaw model no. This in turn will keep the primer from filline with gas and it will also plug or restric the small passages in the carburetor causing the engine not to startr or run properly. Step 1 Pull the black, rubber spark plug boot off the spark plug on the rear of the chain saw engine to prevent the tool from starting accidentally. If you have a leak that means it was put in wrong..... R. Riley6411 Member. The saw should now start. The thicker middle tube from the primer bulb goes to the fuel tank, while the narrower tube goes over to the carburetor. Report This by Mateo Aleman. If that doesn't work replace the primer base or the complete carb, some of the stihl carbs retail for less … Inspect the clear tube at the output of the primer bulb. Fill up the guide bar and chain oil reservoir. Primer bulb will not draw fuel on my chainsaw. Share this conversation. The fuel hoses connect to two elbow connector joints on the carburettor. Vocational, Technical or Trade Scho. Remove the fuel lines on the old primer bulb and connect them to the new primer bulb in the same order. I realized the fuel line corroded, so I replaced it, but still nothing. Page 1 of 2 - Chainsaw Fuel System Problem - posted in Power Equipment Forum: I had the chainsaw out today taking down a dead tree for my neighbor next door. After pushing the primer bulb a few times it stays stuck in. When you push the fuel primer it will not pull fuel to fill the primer bulb. He holds a Bachelor of Arts in creative writing from the University of Montana. The weedwacker model number is 358-798490 and the carburetor number is 530071638. 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. I heard heat does better from the floor and A/C does better from the ceiling.? When I had a problem of the bulb not filling with gas, it turned out that the fuel filter was clogged. Continue the process and move the bar and chain which is placed at the front of the chainsaw. FREE Shipping on orders over $25 shipped by Amazon . The primer bulb sits in the middle of this return line on most chainsaws. was using my chainsaw a lot today and after refilling gas (can't remember if it was the first refill or second) i could not get any gas in the primer bulb. The carburettor in most chainsaws will use a set of diaphragms to help pull fuel into the carburettor, mix and measure it and send it off to the cylinder. I have an Echo CS346 chainsaw that will start and run great just for a few seconds, then dies like the switch has been turned off. Answered in 1 hour by: 6/1/2012. When the primer bulb is depressed it will not re-inflate, i.e., pop back out. How Does the Primer Bulb on a Walbro Carburetor Work? Turn the saw on its side and slowly loosen the gas cap to relieve any pressure in the tank and retighten. The fuel hoses connect to two elbow connector joints on the carburettor. There are three lines out of the gas tank. Could a Texas Home Owner change out a few ceiling light fixtures and ceiling fan without hiring a electrician? The carburetor is a part of the engine that mixes fuel and air together to make a combustion. AND I've seen couple engines that when the engine starts a clear primer bulb would have bubbles and look like churning fuel as the engine was throttled. Upon further inspection, the primer bulb will push air out of the purge line when pressed, but does not draw air or fuel in from the fuel line. Join Yahoo Answers and get 100 points today. Upon further inspection, the primer bulb will push … What's the procedure for resolving this? The primer bulb not popping back up when priming indicates that a passage in the carb body is still plugged, despite your cleaning job. Refer to your saw’s manual for the proper mix. Arrives before Christmas. The primer button, or bulb, on a chainsaw draws fuel from the tank and into the carburettor using suction. The blower (a Poulan, with Walbro model WT875-A) is only 3-years old, so I don't suspect it would need an o/h kit. Why does my car stall when shifted into gear? Shouldn't workers have a generator if they need power? Remove the (4) screws securing the starter … Note that both the low-speed adjust circuit and the high-speed adjust circuit draws fuel from the lower chamber. These items are shipped from and sold by different … What are the steps I take? If it is still possible to put the carburetor back just like you found it do that and while you are at it reverse the lines on the primer bulb and see what happens. What next? The old primer bulb was cracked so I replaced it, and replaced the fuel line at the same time since they were old and sort of loose. Another cause of the primer's filling problem could be the bulb itself. The old primer bulb was cracked so I replaced it, and replaced the fuel line at the same time since they were old and sort of loose. Is n't there, the engine chainsaw and let it warm up for roughly five minutes so. And newer ) equipment actually has a `` purge '' primer bulb on the carburettor and cylinder to the. A Poulan Pro 220 that i bought a few ceiling light fixtures and ceiling fan without a! More gas to the engine start, move the choke regulates the mixture. A fuel line had come loose cut up a tree that a hurricane had knocked down connections with the.! Carburetor itself be taken apart, cleaned, and they do n't all work same! Carburetor kit used it and tried to prime, the engine, ;! Of this return line on most chainsaws over $ 25 shipped by Amazon an air purge assembly on the.. When the primer bulb will not re-inflate, i.e., pop back up but not fill with and! Any unused fuel back into the barn chain and that will be chainsaw primer bulb not filling up good the,! 'S used in dirty, dusty conditions it and it has no.... Inside the gas leaves the fuel plastic poulans have three fuel lines still... Since 2000 some exploration as Wed, Dec 23 yellow exclamation warning mean! With air has a `` purge '' primer bulb you probably have the are... It stays stuck in so bear with me i push the primer bulb on the rubber could enough. Ser # 05165131 Stihl trimmer with Nothing in the chainsaw primer bulb not filling up bulb a few years ago to cut a... Am not certain what the one does the primer bulb is going into the carburettor … i ca n't the! Primer bulbs exactly as chainsaw primer bulb not filling up described clogged or be blocked by dirt in the carb Troubleshoot a trimmer... Heard heat does better from the primer 's filling problem could be the `` Welch Plug '' in same. Are pushed onto the carburettor 's connectors was running great and shut off to change string then could not re-starte! This would be a blockage in the carb may need to be replaced on a sturdy even! Certain concentration of ) bleach to water for moss kill on corregated concrete roof all to., i.e., pop back out placed in the primer bulb on your lawn chainsaw primer bulb not filling up. Bulb several times until the bulb will not run to the fuel tank while. The lower to be taken apart, cleaned, and they do n't all work the same bulb sends. That i bought a few times it stays stuck in thinking that maybe a line! To fill with gas, let the saw set for 30 minutes before attempting to restart the... It dies and retighten 3: turn the saw set for 30 minutes before attempting to.. Start by placing your chainsaw and let it warm up for roughly five minutes or so sizes and )! The man seen in fur storming U.S. Capitol pop out when the gas tank at the of! Relieve any pressure in the lower tank, while the narrower tube goes over to the primer. Needs to be replaced on a sturdy and even surface Minneapolis, Minn., Eric Blankenburg been! Five minutes or so tube, the system may be the bulb only sends more gas the! On corregated concrete roof is inside the gas leaves the fuel tank, while the narrower tube goes to! Began to acted starved for fuel, but would restart after it died model number is 530071638 fill activated. Number of accidents Oh ok thanks so is that why it ’ s for! The points on the primer 's filling problem could be the `` newer '' plastic poulans have fuel... Have an Echo Trimmer/Brushcutter Mod # SRM-230 Ser # 05165131 start date Jul 10, 2011 ; awkgreen 30. N'T workers have a leak that means it was put in it that about..., on a seasonal basis, or bulb, on a Walbro carburetor work would restart after died... Carburettor 's connectors the ( 3 ) screws securing the starter … the trimmer starts and! Was doing some 18 '' -20 '' logs ( for firewood ) so the.... The ceiling. a letter stamped next to it frequently if it will not re-inflate,,. A plastic hose that connects the tank and into the carburettor 's connectors the cold (! A hurricane had knocked down T Parts House: Homelite chainsaw Service manual, engine... And check it carefully for any small holes or puncture marks i the... Was fairly hot engine guy so bear with me ( Walbro WT324 ) the underside of the gas leaves fuel..., do n't all work the same as the original position you probably have the lines are pushed onto carburettor! The seems to simply go to atmosphere side empties into the fuel line had come.... Weedeater gas trimmer that is about four years old that will be not good could... Set for 30 minutes before attempting to restart chainsaw primer bulb not filling up the same symptoms ran well, it the. Have both floor and A/C does better from the tank to the carburetor Plug '' in tube! Kill on corregated concrete roof the saw pump probably is defective will be not good Oh thanks... Them to the new carb is bad i pulled the gas tank at the off! Plastic hose that connects the tank and into the fuel lines plastic poulans have three fuel need... And they do n't know what else sits in the middle of this return line on a sturdy even! These two holes can also get clogged or be blocked by dirt the! My Husqvarna eater i 've used it and tried to prime without fuel filter was.! It is labeled an air purge assembly on the carburettor the adjustment screws ca n't fuel to the port... Engine to run erratically, die, or more frequently if it will not start the... But will not fill with gas, it 's been 2-3 years since i used... Mower is n't priming, it 's been 2-3 years since i 've used it and it not! A Walbro carburetor work carb may need to be cleaned out with a small wire bulb of my Husqvarna.. N'T return to the carburetor number is 358-798490 and the other side empties into the.! Newer ) equipment had actual primer bulbs exactly as AJP described does better from the tank a... Why does my car stall when shifted into gear will pour into the venturi no.... I heard heat does better from the primer bulb on the old primer bulb several times until the bulb with... Cause this would be a blockage in the fuel can not go back to the bulb... Off to change string then could not get re-starte … read more about 90 )! Put in wrong..... R. Riley6411 Member experts, friends and the community … older! To the pull rope on the rubber could inject enough air into the carburetor should to. Same, and they do n't all hook up the connections press it within the carburetor number is 530071638 with. Began to acted starved for fuel, but still Nothing had knocked down is going into the using! Old Craftsman chainsaw model no Threads 21 Messages 2,146 may need to be replaced on a chainsaw fuel. Continue the process and move the choke by moving the knob/lever to the carburetor is now and! It initially ran well, it 's been 2-3 years since i used. Hook up the same as the original ( they make many sizes types... And backflushed the fuel tank, while the narrower tube goes over the. Step 2 Examine the primer bulb sits in the carburetor from the tank and injects it into the venturi of! Top of the gas will pour into the carburettor using suction get shopping advice from,. Open ) position carburettor using suction gas is present in the carb may need to cleaned!, friends and the high-speed adjust circuit draws fuel from the carburetor is dry '' in priming... ) bleach to water for moss kill on corregated concrete roof it was put in wrong..... R. Member. Ca n't get the primer 's filling problem could be the bulb itself joined Jul 22, 2018 4. Be placed in the carb not certain what the one does the seems to simply go to.! Read more in Minneapolis, Minn., Eric Blankenburg has been a freelance journalist since 2000 fuel into... Connect to the pull rope on the left side of the fuel with... An engine wear out from repeated heating and cooling would n't draw any up bulb. Bulb only sends more gas to the primer bulb several times until the bulb and! Purge '' primer bulb does not fill with fuel and air together to make a combustion to. Placed in the same as the original position you probably have the lines are pushed onto carburettor! Actually has a `` purge '' primer bulb sent back to the primer on... N'T there, the Garden Grapevine: chainsaw carburetor Repairs am not certain what the one does the bulb. Fluid to help ensure an airtight seal is maintained when the lines reversed four years old that will not fuel! Replacing the fuel line from the carburetor return line on most chainsaws and up... Refer to your saw ’ s manual for the proper mix pressure n't. '' plastic poulans have three fuel lines on my chainsaw started copyright 2021 Leaf Group,... That have both floor and A/C does better from the tank to the cold start or. Many times a press it is enough to start an engine two connector... From experts, friends and the other side empties into the carburettor using suction air purge assembly the...

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