Husqvarna 345 and 343 brush cutter service and repair manual. Why Your Brush Cutter Won't Start, and What to Do About It 2019-03-25

Husqvarna 345 and 343 brush cutter service and repair manual Rating: 4,6/10 474 reviews

Why Your Brush Cutter Won't Start, and What to Do About It

husqvarna 345 and 343 brush cutter service and repair manual

We use ours on grasses and small weeds including some dense clumps of grasses. Before we leave the subject of gasoline, if you have finished using it for the season, make sure you leave the tank empty, gas can bung up and you don't want to have to solve the problem come spring when you need to use it again. The next step should be to check your air filter. If you don't have it any longer, most manufacturers offer this online and you can download it. If you have changed your spark plug and you still aren't getting a spark, it's the solenoid that needs replacing. Where we live, our gasoline is rather poor quality and many times, although we use a filter in our gasoline funnel, small bits of debris find their way into our gasoline tank. Buy the part and replace it yourself.

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Why Your Brush Cutter Won't Start, and What to Do About It

husqvarna 345 and 343 brush cutter service and repair manual

Remove exhaust and check and scrape away carbon if necessary. Sometimes other models will fit, and a service center should be able to give you that information. For 98% of the cutting on our farm, we use this line. However, cheap lines can break more easily. The Maxpower is a good compromise for us. In there they will tell you not only the recommended octane of gasoline to use but also the correct gas to oil mixture. Clean or change gaskets and diaphragm if necessary.

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Why Your Brush Cutter Won't Start, and What to Do About It

husqvarna 345 and 343 brush cutter service and repair manual

It is poor customer service when that happens, and it makes people less likely to buy from that brand again. It's a good idea to check your air filter as well. . By cleaning the air filter, this will stop that coughing and sputtering noise you may be experiencing with your machine. Here on our farm, we don't mess about with those small packs seen hanging in the garden center or nursery, we buy a large roll as it works out so much cheaper. If you've tried a few times and it still won't start and you smell gasoline, you've probably flooded it. To understand this you need to know what a solenoid does.

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Why Your Brush Cutter Won't Start, and What to Do About It

husqvarna 345 and 343 brush cutter service and repair manual

Some models will also have different styles of support systems. If your carburetor is dirty, wipe it over but don't use a carburetor cleaner, as the circuits may be damaged by this spray. When the octane is lower, you'll get a pinging and your machine will run less efficiently. If we have shrubs with a thick woody stalk and there are loads of them in one section, my husband would forego the line and put the blade on instead. The brush cutter is a more robust version of a string trimmer. Remove the spark plug and if there's gas on it, that's good, the gas is getting through. Although they are basically the same type of cutters, they are known by different names.

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Why Your Brush Cutter Won't Start, and What to Do About It

husqvarna 345 and 343 brush cutter service and repair manual

You would be best to clean your carburetor and start with fresh fuel which you have passed through a filter. Wait about 10 minutes before you try again to give the gas time to evaporate. Although we use a funnel with a fine filter, small debris gets through and can clog up the jets in the carburetor. It's easy to think that cutting grass and weeds shouldn't clog it, but if you've been working in a dry and dusty environment it could be the problem. This may work in the short-term and get it going for awhile but your time is valuable.

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Why Your Brush Cutter Won't Start, and What to Do About It

husqvarna 345 and 343 brush cutter service and repair manual

In this article, I've highlighted several reasons why it may not start but for us, it usually comes down to poor quality gasoline. It simply changes an electrical current into mechanical energy. Hi Anika, In our experience, it is likely to be a fuel issue. When using the brush cutter, try and ensure you vary between low and high revs as using it only on low is likely to cause carbon problems and get coked up. If you have a service center, they may be able to advise you if parts are available. This is an easy way to prevent future problems.

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Why Your Brush Cutter Won't Start, and What to Do About It

husqvarna 345 and 343 brush cutter service and repair manual

Your time is too valuable and the grass and the weeds aren't going to stop growing because you have a problem with your brush cutter. One of the last things to check will be the carburetor, this could likely be the cause if your brush cutter has been left standing for some time as gasoline may have clogged it up. Once you can do this simple repair job, you will become more confident and will begin to realize that you can, in fact, repair virtually everything on your brush cutter. As the gasoline begins to evaporate, what is left behind is a sticky residue. If your spark plug is dirty use a fine emery paper to remove any deposits around the electrodes. Buy a high octane gasoline if you can and pass even that through a filter.

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Why Your Brush Cutter Won't Start, and What to Do About It

husqvarna 345 and 343 brush cutter service and repair manual

Tap out the dust and if yours is a type which is felt you can wash it. If the gap is too large use a pair of pliers to minimize the space. It may also be dirt in the carburetor. We know that whether we're clearing a large piece of land or simply cleaning up an area around the lawn, being without the right equipment at the right time can make the job more difficult. You go out to start your brush cutter, weed whacker, or string trimmer and it won't start.

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Why Your Brush Cutter Won't Start, and What to Do About It

husqvarna 345 and 343 brush cutter service and repair manual

If you don't know the recommended octane level for your brush cutter, check your manual which came with your string trimmer. For us, we don't tend to buy the brand names because they are expensive. Check your fuel lines are clear and clean. You are best to use an ultrasonic cleaner. For us, our nearest parts center is 40 miles away and when we know there is a problem, the time spent trying to repair the part just isn't worth it.

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Why Your Brush Cutter Won't Start, and What to Do About It

husqvarna 345 and 343 brush cutter service and repair manual

This step is completely optional but it seems to help him. This too can be caused by problems with your carburetor. It can be frustrating when that happens. Now that you have got your machine working again, you'll need to wind your string on. The spark plug may be getting coked up if your engine isn't running at its best. Recently we had to change the solenoid on our brush cutter.

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