Experienced gardeners share their insights in answering this question :
May have low engine compression. Might be time for new short block or new blower.
How to Identify and Fix Common Gardening Problems ?
We provide a variety of viewpoints on how to identify and fix common gardening problems. Our sources include academic articles, blog posts, and personal essays from experienced gardeners :
The spark arrestor is a small screen that prevents the engine from emitting sparks. Over time, the spark arrestor can become clogged with soot. If the spark arrestor is clogged, the engine may stall. To unclog the spark arrestor, remove it and clean it with a wire brush.
A: The fuel-oil mixture ratio is 40:1. You can obtain this ratio by mixing 3.2 oz. of two cycle air cooled engine oil with one gallon of regular gas. Over a period of time oil will separate from gasoline.
There may be old or bad fuel in the carburetor float bowl. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. This sticky fuel can clog up the carburetor and make the engine hard to start. If the carburetor is clogged, try cleaning it with carburetor cleaner.
Sometimes the spark arrestor screen can become clogged up itself. Common symptoms include lack of power, especially under load; poor acceleration; engine won`t come up to full RPM; and higher than normal “spit back” through the carburetor.
The fuel filter might be clogged. A clogged fuel filter is most commonly caused by leaving old fuel in the leaf blower. Over time, some of the ingredients in the fuel may evaporate, leaving behind a thicker, stickier substance. This sticky fuel can clog the fuel filter and cause the engine to stall.
These screens help prevent heated gases from escaping the internal combustion engines. In many countries, these screens are a mandatory requirement for not just all leaf blowers, but most internal combustion engines, such as cars, motorcycles, chainsaws and other lawn and garden equipment.
Discover Relevant Questions and Answers for Your Specific Issue
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Poulan pro chain wont stay running – Poulan Pro Chain Saw 46cc 20"
Keep “poulan” ha ha
Engine stops after blade is engaged – Poulan Pro 46Inch 22 HP Yard Tractor with Briggs and Stratton Engine PB22H46YT
A faulty seat safety switch will cause this to happen.
I have a Poulan Pro 260 and the spring that attaches from the handle to the engine has boke. I am having a difficult time finding the part/part # so I can reorder. Can you help?
The upper av spring is part no. 545006036, check out the web for sellers.
Change the chain instructions – Poulan Pro Chain Saw 46cc 20"
General instructions are, if the machine has a chainbrake make sure this is off, loosen the side cover nut/nuts, wind the bar adjuster screw back to slacken the chain, remove the side cover, push the bar back to the sprocket, the chain should now be lose enough to lift it off the tip of the bar and un loop off the sprocket, now loop the new chain over the sprocket and around the tip of the bar, make sure the cutters on the top of the bar are facing away from the saw ( a pushing chain )now re fit the side/chainbrake cover, if the bar adjuster pawl is in the brake/side cover, make sure this aligns with the adjuster hole in the bar, re fit the bar nut/nuts finger tight, wind the adjuster screw in so as the chain sits snuggly all around the bar, with a gloved hand pull the chain around the bar manualy, it should pull smoothly, lift the tip of the bar up and fully tighten the nut/nuts, run the saw, there will be an amount of initial stretch, slacken the bar nut/nuts and re tention.
Poulan chainsaw 18″ 42 cc, pro gas filler cap?
Yep they swell after a while and will not screw in or out!
Sand the threads down so that the circumference is reduced with a course file or plumbers cloth, chamfer the threads a bit on the edges. A new one will do the same thing after a while so just fix the one you have.
Poulan pro 42 cc, no spark – Poulan Pro 42CC 2 Cycle Chainsaw, 18"
Try diss connecting the earth cut out wire from the ignition unit and try for a spark again, this will rule out the switch and any trapped wires, re set the air gap between the unit and the flywheel to 0.3mm, if there is still no spark the unit is bad and will require replacment, they are normally only held on with a couple of allen screws, and either bolted to the cylinder or the crankcase.
Won’t idle ,runs wide open unless you pull choke,solutions?
Maybe a carb overhaul can do the job.
I have Poulan Pro 42 CC 18″ Chain Saw. When I
Check to see if you have the chain oriented correctly – it is east to put them on backward without realizing it. Th3e teeth should point forward, with the anti – kickback lug in front of the tooth. Let me know if this helps!!