8 Replies 1776 Views November 04, 2013, 08:55:02 PM by lone wolf : husqvarna 266 flooding Started by krazeykev on Chainsaws Husqvarna only covers carburetors for a year, which sucks really ! I must admit that I'm dismayed about Husqvarna so far. Husqvarna chainsaw specification chart You will also find other more detailed husqvarna model specifications by clicking on the husqvarna links on this page Model C.I. A chainsaw has two filters to regulate air circulation and one to keep debris out of the fuel, and all of them need regular servicing. If, on the other hand, your chainsaw has a 4-stroke engine (even though almost all chainsaws have 2-stroke engines these days), opt for OLEO-Alkilate and SAE 30 oil, which are both formulated specifically for this type of engine. This almost seems like some siphon effect going on. This can be fixed with some simple adjustments. I am a mechanic so I can change the carb gaskets but I'm not convinced that is going to help. The most special feature of the engine is it reduced emission level up to 60%. Take spark plug out and pull rope and fuel shoots out of exhaust and spark plug hole. A chainsaw carburetor needs to be adjusted so that the chain does not move when the saw is idling. (3) you could go for a total new carburator which are very pricey but then you wouldn't have to rebuild. The first factor to evaluate when your chainsaw shows no signs of life is the petrol-oil ratio in the fuel mixture. I also did find this carb on the Walbro site and have the technical description and parts breakout. The combined choke/stop control will make your chain saw easier to start and prevents it from flooding. 3cc 20 inch gas chainsaw with guide bar and chain, Torque, max. Now that I'm not using ethanol fuel anymore, maybe it will last longer before acting up. The idle screw, low and high screws are adjusted. If that gasket is concave such that it presses on the lever a little, is that normal? I'm a total chainsaw newbie. So remove the carburator from the chainsaw and carefully look at the Manuf. If you have properly mixed the fuel and have tried lowering the carburetion setting, but your chainsaw still won't start, the spark plug is probably wet or faulty. I know what the dealer is going to say, warranty doesn't cover this. To clear excess fuel from the carburetor, place the choke lever in the Off position, hold the throttle trigger fully open and pull the starter rope 5 or 6 times. Dealer cleaned out carburetor, black debris in carb screen was cleaned out. You do not need to remove the needle valve and spring, but hold down with a small screwdriver the lever part at the needle end and push down on the opposing end of the lever with another small screw driver, just a very small amount, too much bend and the fuel will shut off completely. Another step that you definitely need to pay attention to in order to avoid flooding is adjusting the chainsaw’s carburetor. You can remove the spark plug and clean it before placing it back into place. JavaScript is either disabled or not supported in your browser. Cleaned it out good. Here is what I think the problem is with the carburator, there is a metering needle valve inside the bottom of the carburetor, which controls the fuel into the carburator, when the saw is not running the needle valve should close and no more fuel should go into the engine. If you know that Husqvarna should repair this saw for free I'd like to hear more about that too :). I've already checked into this. To keep these parts moving, a certain amount of compression is needed. I'm going to buy a gauge to check the fuel lever setting also. This 455 is at least twice the price. Flooded means there is excessive fuel pumped into the engine which has displaced the vital ingredient of oxygen for starting. Maybe ethanol fuel has whacked out the gaskets enough, especially the one that presses on the fuel lever float thing, to pre-load the fuel lever too much. The engine should now start. Removed spark plug, totally wet, dried plug, pulled starter several times to dry out cylinder a little. - Codice Fiscale e Partita IVA 00130010358 LBS. One tell-tale sign that a chainsaw has flooded is the smell of fresh petrol near the muffler. Fill up the tank if there is not enough gas. It is the same as a float in a carburator, except by being a spring loaded needle it will allow the engine to run no matter what position you hold the carburator in or position of the saw. So it's still flooding some. Compression is generated by the engine via the crankcase and the combustion chamber. Follow the instructions recommended by the manufacturers to work out the oil ratio needed, and avoid mixing it with the petrol directly inside the tank. Oh, I also wouldn't bother buying a gauge, I have a gauge but always set it by trial and error and experience. 120 II $ 349. Needless to say, I'm not a happy consumer right now. It also participates in reducing the risk of oil flooding. Husqvarna 240 chainsaw is driven by its X-Torq® Engine. Husqvarna only covers carburetors for a year, which sucks really ! Some models feature a decompression control (known as Smart Start in some models) that aids in the startup of your chainsaw. Thanks to the centrifugal air cleaning system wear will be minimized and the time you can use it between filter cleanings is extended. Got me a brand new chainsaw, but damned if I can get the thing to run. If the revolution speed is too high, the engine may melt. A mixture that is too lean (i.e. The first is the easiest and most common method. There could be various causes: incorrect fuel mixture, carburation not calibrated properly, or a wet spark plug. Step 2 Confirm whether the spark plug is in good condition if you are having trouble starting the chainsaw. Does your chainsaw fail to start and you don’t know why? If the saw is still within the warranty period, I would recommend taking it to Husqvarna repair center. Now that I'm not using ethanol fuel anymore, maybe it will last longer before acting up. Thought it might be tank vent. Let's look at the factors that cause flooding and the most effective ways of preventing and fixing it. Anyhow, Please let me know If you have it working, you asked for the mechanics of how it works, the Walbro write up and description does a far better job then I could do. I have a Stihl 026 chainsaw that is flooding every time I start it. Dried out again, started then stopped. the feature makes the engine an environment-friendly tool. Used it today and every time we need to start it, we have to hold the throttle open some to get it to start, this is with no choke and no priming. Legal notes | venditeitalia@oleomac.it | all right reserved, This is why your chainsaw floods and won’t cut. A petrol powered chainsaw has several moving parts. Neglecting to look after a chainsaw can lead to malfunctions such as flooding. I had a Poulan Pro for over 10 years and it started every time without effort, less then $200 cost. Most of the innovation is in the professional 550 XP (G) Mark II and 545 (G) Mark II, which we’ll talk about later in the article. Also after making an adjustment press down on the opposing end and insure the lever still lifts the needle valve. You should maintain servicing the chainsaw every time after using it for 25 hours. Waited 2 minutes then stood saw up with carb down and saw tip in air, squeezed throttle to see gas running out of throat. I bought a new 455 Rancher chainsaw in Sep 2011. They should replace your carburator, tweak the idle and high speed adjustments and you would be on your way in 10 minutes. Alternator & Battery Parts Axle, Roller, Shaft, Wheel Parts Bearing Parts Blade Parts Bracket & Flange Parts Cap, Lid & Cover Parts Carburetor Parts Chain & Bar Parts Chassis Parts Control Cable Parts Engine Parts. A good site to review is the "Walbro,com" site which has lots of carburator information that may help you, Also before you go ordering a carb repair kit, make sure you know which carburator is actually inside your chainsaw. Your Husqvarna Chainsaw will enable you to operate securely and flexible in a confident way. Step 3 : Engage the Smart Start Decompression. Secondly, it doesn’t foul the spark plugs excessively, thus avoiding numerous issues when starting the chainsaw. Why is a 455 Rancher chain saw flooding after it is run and then stopped? I did find a little black debris in a hole on the diaphram side where the gas comes in. Any help would be appreciated. This keeps the chain from rotating on the bar as a safety measure. If you own a petrol engine chainsaw with a two-stroke engine like the GS 370, for example, you can prepare mixture using unleaded petrol and special PROSINT 2 EVO oil. Husqvarna Chainsaws. 2 Replies 1258 Views June 06, 2007, 06:06:24 AM by SawTroll : Husqvarna 288 flooding Started by Roundhead on Chainsaws. Via E. Fermi, 4 - 42011 Bagnolo in Piano (Reggio Emilia) ITALY The spark arrestor is a small screen that prevents the engine from emitting sparks. Try enabling JavaScript in your browser and then refreshing this page. Also a good test that you have the carburetor metering set correctly, after its idling and running correctly. I'm doing everything right, according to the manual. Got saw back out late Dec 2012, used it for 10 minutes and then let it sit overnight, next day it won't start. A new diaphram kit will probably help too, I always replace the diaphrams they have to be very flexible, since it moves that metering needle in very small increments. He's trying to sell me on a 455 Rancher but to me that's a big step backwards . Is to start the saw and hold it in different planes, left, right, upright, and vertical the saw should continue to run in any position that you put the saw into. On the other hand, an over-rich mixture (with too much oil) generates a smoky exhaust and residues inside the spark plug, in the combustion chamber and near the cylinder, increasing the risk of ignition problems and associated damage. Unhook the rubber wire from the end of the spark plug. C.C. After about 5 attempts and 100 pulls, I got the thing to run for about a minute. Repair Parts Home Power Tool Parts Husqvarna Parts Husqvarna Chainsaw Parts Husqvarna 350 (1998-02) Chainsaw Parts ... Why does the carbartor keep flooding out and I can't get a stronger spark You may have trash or gum and varnish in the little carb. I hope I get it fixed with the gasket set. I was tired of problems with my Poulan Pro not starting. 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