Starting and running a chainsaw after purchase. How to start a Stihl chainsaw: start-up process and overview Starting a gasoline saw to work

Many people buy chainsaws for the first time, having no experience with this tool. Despite this, in order to learn how to work with an instrument, there is no need to take special courses. After the purchase, there is a great desire to quickly test the tool in operation. To do this, be sure to first read the instruction manual for the tool, as well as safety precautions when working with a chainsaw. In the material, we will consider how to properly start a chainsaw, as well as work with it.

Every master who has a chainsaw should know how to start it correctly. Initially, it should be noted that in order to start the tool, it must be refueled. For this, not just gasoline is used, but a gasoline-oil mixture.

It's important to know! Pure gasoline for the operation of chainsaws cannot be refueled. It is necessary to fill only a mixture of gasoline with the appropriate oil for two-stroke engines.

First you need to figure out how to properly prepare the gasoline-oil mixture. These proportions are naturally indicated in the instructions, but since few people read them, this issue should be considered in detail.

AI92 and higher gasoline is used as fuel. You will also need to use the appropriate oil, which can be purchased at the same place where the chainsaw was bought. The proportion of gasoline and oil is 1 to 50, after mixing which must be thoroughly mixed. In this case, the mixture should be prepared in a separate container (plastic bottle), since it is not only convenient to store the prepared fuel mixture in it, but it is also convenient to fill it into the tool tank through the small diameter of the gas tank hatch.

The prepared mixture should be poured into the fuel tank, the lid of which is indicated as an image of a gas station. This is very important, since chainsaws have two similar tanks. The second tank is intended for filling oil, which is consumed to lubricate the bar and chain during the operation of the tool.

It's important to know! After refueling the gas tank, do not rush to start the tool. Be sure to also add oil to the oil tank to prevent overheating of the chain, which could result in damage to the chain.

As an oil for lubricating the chain, it is recommended to use special branded or engine oil for a car, but in no case should it be used. If you see how your neighbor fills mining in a chainsaw, then you should not repeat his mistakes, as this significantly reduces the life of not only the chain, but also the tool itself.

It is always necessary to control the level of oil and the fuel mixture in the tanks, but it is recommended that refueling be carried out according to the following scheme:

  • The fuel-oil mixture is filled into the tank until it is full.
  • At the same time, chain oil is also filled to the full.
  • The consumption of oil and fuel mixture is approximately the same, so both tanks are recommended to be filled at the same time.

How to start a chainsaw: launch features

Once the tool is ready to run, you can proceed. The process of starting a chainsaw is as follows:


Having launched a chainsaw, you can begin to work on sawing wood.

It's important to know! The material describes the process of launching the tool, after which you can start working with it. Do not forget that if you bought a new chainsaw, then it should initially be run in.

How to operate a chainsaw

Working with a chainsaw is one of the most dangerous, so it is very important to control the position of the tire as far away from you as possible. Each subsequent action must be deliberate, otherwise the consequences in the form of serious injuries cannot be avoided. If you have to work with a chainsaw, then you should know the following features:

  1. It is required to work only in appropriate overalls: a protective helmet, headphones, a suit, gloves and shoes. This will increase the security of the master several times.
  2. You need to hold the tool exclusively with two hands, and take the appropriate position with your feet in the form of a reliable stop. Working while standing in an uncomfortable position is strictly prohibited.
  3. Lean the tool against the wood with a moving chain at medium speed.
  4. Sawing with the tip of the tire should be done with extreme caution, as the likelihood of kickback is quite high.
  5. When working, remove from the sawing area all unnecessary objects that can cause imbalance.
  6. If you are tired, then you need to muffle the instrument, allowing not only yourself, but also him to rest.
  7. When working, the legs should be widely separated to the sides, and the back should be straight.
  8. You can cut wood not only with the bottom of the tire, but also with the top, only it is important to know that the chain will lead in the appropriate direction.
  9. When moving with a chainsaw to another place, the tool should be turned off or put on the handbrake.

The above features are also suitable for working with an electric saw. Work is best done in tandem with a partner who can not only insure, but also replace you when you get tired. After all, working with such a tool is not easy, because in addition to physical strength, quick wit is also required. Observing the above rules for working with a chainsaw, all types of manipulations performed will have a successful conclusion.

Chainsaw Care

Another important condition for working with the tool is to ensure proper care for it. After completing the work, you should not leave the chainsaw at the workplace until the next time. It is necessary to clean it of sawdust and debris, periodically check the chain tension, as well as the fullness of the gas tank and oil tank. It is also important to watch for air filter clogging.

It is not recommended to store a chainsaw with fuel for a long time, so it is better to drain it. It is necessary to replace the chain, bar and drive sprocket in a timely manner, as these are elements that wear out quickly.

In conclusion, it is important to note that over time, the chain tends to stretch, which results in the fact that it cannot be tensioned. If you observe this property, then it is not recommended to continue to operate the tool until the cutting tool breaks at all or jumps off the tire. If a person is not confident in his abilities, then it is better not to take on sawing trees of large diameter.

How to start a chainsaw

The question of how to start a chainsaw can be divided into two parts:

  1. Winding by annotation
  2. What to do if it won't start

The information from the first part will be useful for those who have lost the annotation, or for those whose annotation is not very informative.

The 2nd part will tell you what to do if you did everything right according to the annotation, but the chainsaw still does not start. It will also be useful for those who have a chainsaw that does not start well.

1. Start the chainsaw according to the instructions

Different chainsaws can be wound in different ways. Let's analyze two more favorite mechanisms that are used in order to start a chainsaw, available today. For example, take the Stihl MS 180 and Echo CS-352ES chainsaws. To properly start a Stihl, Husqvarna or other brand chainsaw, you must first read the instructions and follow its points. If you have a chainsaw of another brand, then just try to start by analogy, because most likely you have the same or a similar mechanism.

Before starting the description of the winding process, it is good to see that some chainsaws have an annotation that says that before starting the chainsaw, it is necessary to turn on the critical stop brake. Like it's safer. But with a fixed brake, it is more difficult to start a chainsaw, so it is better to unlock it. If everything is done according to reason, then the chainsaw will not do anything for you during start-up. If you are afraid that without fixing the brake, the chainsaw, when you try to start it, will be able to harm you, then it’s better not to take on this tool at all.

So let's start with the Stihl MS 180.

  • The first thing to do before starting this chainsaw is to move the damper adjustment lever to the lower position (Fig. 1). Note that this lever only moves to the bottom of the chainsaw when the throttle button is pressed. Therefore, we hold down the gas button and move the lever down. Thus, we close the damper in the carburetor and fix the gas at the chainsaw in the pressed position.

Rice. one

  • After you have done this, then, in order to start the chainsaw, you begin to pull the starter handle with an energetic movement until you hear that the chainsaw tried to start and stalled right there. Then we move the throttle position adjustment lever of the chainsaw one step up (Fig. 2).

    Rice. 2

  • In this position, we again pull the starter handle until the chainsaw starts. With all this, if it turned out to start, it will immediately work at high speeds due to the fact that the gas handle is fixed in the pressed position.
  • Then we press and release the gas button on the chainsaw once - the damper adjustment lever will automatically go into working position (Fig. 3), and the chainsaw speed will drop. Now you can work.

    Rice. 3

  • If you need to start a warm chainsaw, then you just need to put the lever in the position, as in fig. 3, and you can start.
  • To stop the chainsaw engine, raise the damper adjustment lever to the upper position (Fig. 4).

    Rice. four

  • Now we will analyze the 2nd 2nd mechanism, which allows you to start a chainsaw.

    • At first, before trying to start, turn on the ignition by moving the switch or chainsaw switch to the appropriate position (Fig. 5).

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    Rice. 5

  • Then press the swap primer several times (Fig. 6). Gasoline will be pumped into it and after that we press it 3-5 more times. If you have a chainsaw without a primer, then proceed to the next step.

    Rice. 6

  • Now on the chainsaw to the end we pull out the damper position adjustment lever (Fig. 7). For some chainsaws, in order to start it, this lever can only be pulled out when the gas button is pressed, while the gas button itself will lock in the pressed position. how to start a husqvarna chainsaw how to start a chainsaw Others do not need to press the gas button. True, in this case, the gas on the chainsaw is fixed automatically or not fixed at all.

    Rice. 7

  • Next, pull the starter handle until the chainsaw makes an attempt to start and stalls. After that, we push the throttle adjustment lever on the chainsaw back to the stop and pull the starter handle again until the chainsaw starts. How to start a Stihl 180 chainsaw? 6 how to breed to start the engine. In some cases, to start the chainsaw, the throttle adjustment lever only needs to be pushed in halfway, and it must be fully pushed in after the chainsaw starts.
  • Chainsaws with locking gas have high revs after winding. Where there is no fixation, the revs are low. In the latter case, due to low revs, the chainsaw usually stalls after working for a short time. In this case, without adjusting anything, we start the chainsaw again, and this can happen several times until the chainsaw warms up a little and can already keep up the speed and not stall.
  • To start a hot chainsaw, you just need to turn on the ignition by moving the corresponding toggle switch, and you can pull the starter handle.
  • 2. Why won't the chainsaw start?

    If you did everything according to the instructions, but the chainsaw still does not start, then something is wrong with it. This may be due to several of the most common reasons: no spark; fuel is not supplied; clogged air filter. So, below we offer a procedure that will help identify the reason why the chainsaw does not start.

    What to do if your chainsaw does not start

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    The first thing I would like to note, if your chainsaw does not start, do not turn any screws on the carburetor. You need to start the saw on the right mixture of Husqvarna 142 saws. Sometimes. If you are not a specialist, you still won’t be able to set something up on your own and you won’t be able to start a chainsaw.

    Perform the following actions necessary to start the chainsaw in the order indicated, starting to do the action under the next number only if the previous one did not help.

    1. Try to start by just leaving the chainsaw alone for 5-10 minutes. Perhaps during the winding she had a candle filled - it happens. Then try to start again according to the instructions.
    2. Remove the housing cover on the chainsaw, remove the air filter and try to start without it. If the filter is dirty, it should be washed in soapy water and dried or replaced with a new one.
    3. Remove the spark plug from the chainsaw. Check for spark. Husqvarna 236 chainsaw malfunctions. I recently purchased a husqvarna 236 chainsaw, at the moment I don’t understand how to break it in correctly. If there is no spark, then try a new spark plug. If the spark does not appear, then this means that the ignition unit is damaged and the saw must be carried in for repair. True, visual observation of a spark does not mean that the ignition unit is working. If there is a spark, but the chainsaw did not work, do the following steps in the list.
    4. If there is a spark, but the spark plug is wet, then turn the chainsaw over to drain excess gasoline from the cylinder if it has accumulated there. Pull the starter without a spark plug 10-15 times to ventilate the combustion chamber. 3.1 how to dilute gasoline for a Stihl 180 chainsaw? 3.2 how to start a Stihl 180 chainsaw? Ignite the candle and screw it back, but rather change it to a new one, if any. Again try to start according to the instructions.
    5. If the candle is dry, then draw one or two cubes of gasoline mixture into the syringe and pour it into the cylinder. Try to start a chainsaw - perhaps a small speck has got into the carburetor, which prevents fuel from entering the combustion chamber. It is quite possible that this mote will be pulled out by the flow formed after starting the chainsaw by adding fuel directly to the cylinder.
    6. Unscrew the muffler and remove it, being careful not to damage the gasket between the muffler and the engine. how to start how to properly clean a chainsaw Chinese chainsaw. Try starting without the muffler and air filter. With the silencer removed from the chainsaw, you can inspect the piston from the inside. Why do you need to break in a chainsaw? How to properly break in a new or repaired chainsaw Stihl, Husqvarna and others. If there are burrs or burrs on the walls of the cylinder or piston, or the ring on the piston is jammed with burrs, then you will have to be very upset, as this means that the piston is damaged or worn out. This usually happens when there is not enough oil in the fuel mixture. With such a malfunction, you will have to contact the service, and possibly think about buying a new chainsaw, since replacing a piston one is a rather expensive operation.

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    There are no teeth, why is a chainsaw for a summer resident who grows vegetables and fruits, or for the owner of a house with a small garden and several flower beds? The question disappears when there is a desire to build a bathhouse, update a greenhouse, knock down an old business, or just make a shop to relax. Much to my regret...

    At first glance, it seems that starting such a gas tool as a saw is quite simple, and the concept of “correctly” will only consist in following the instructions. About, how to start a chainsaw- and our article tells, but here we are not limited to a detailed step-by-step instruction with a lot of points, but we reinforce the importance of a competent start with other facts. A chainsaw from the German manufacturer Stihl has a number of advantages and advantages over other household saws of a similar plan, but you need to start this chainsaw with the same safety measures as any mechanism.

    The Stihl chainsaw and copies of other manufacturing companies require high-quality fuel, its competent proportions, keeping a clean and even starting place, not near an open flame and location in a room with high humidity. It is important for the operator to take care of the safety of himself and those around him, as well as to exclude the operation of a faulty part or part of the chainsaw. Like any element, it is widely represented in our store, and when choosing, pay attention to the brand and chain pitch in order to order the desired part.

    How to start a Stihl 180 saw - step by step instructions

    Offering comprehensive guidance on how to start a saw, we include some photos in our text to explain the procedure more clearly, as well as a video that will summarize the information received and help turn it into your skills in working with a chainsaw. Before starting the chainsaw, we check our safety and your working area. Do not be lazy to do this again, especially if you do not live or work alone on the site.

    Only after carrying out the above procedures can the chainsaw be powered. Subsequent saw start times will be much faster. The principle of starting the world-famous model of the Stihl MS 180 chainsaw is practically the same as starting other saws, but this unit has a number of nuances, the observance of which will allow you to operate the saw much longer and more productively than similar assortment units. When taking care of your instrument, do not forget on time.

    Safety rules when starting a chainsaw

    About, How to start a Stihl chainsaw- you already know, we have made every effort to show you how to do it competently. The MS 180 chainsaw also implies a number of safety rules that must be observed, whether you are launching a Chinese, European or electric saw of any format. So:

    • read the instructions carefully and follow them;
    • use safety goggles, overalls and footwear. When working with the tool, do not smoke, and do not operate in a state of even mild intoxication;
    • fix the saw and carry out the work itself according to the written rules. Don't experiment with the machine's maximum capabilities;
    • work with clean, dry, gloved hands and make sure that the entire process is reliable - from its beginning to its end.

    These are only brief wishes, because there are quite a lot of nuances in a full-fledged workflow. Always use only serviceable tools, high-quality accessories, for example,

    Choosing the right chainsaw for yourself is not the most difficult thing, extending its service life is much more difficult. The first thing before the person who bought it is the task of running it in. This procedure is mandatory and is key in the life of the instrument. You can't just plug in a new chain saw and get to work. It must be fully checked and prepared before starting to perform its tasks. Should be used as chainsaw operation can be dangerous. When sawing wood, chips fly, so you should protect your eyes. Also, when working with tools, it is better to wear gloves so as not to injure your hands.

    Why do I need to break in a new chainsaw

    This is a complex process that requires a responsible approach. The chainsaw is not the exception, but rather the rule. All tools with a two-stroke engine require break-in. Without proper break-in, the life of the tool will be much shorter, and it will perform worse. Everyone who buys this tool should know how to break in a chainsaw.

    Why do it? During these manipulations, grinding of engine parts and a saw set is carried out.

    You need to understand that you need to study the instructions for the tool in detail. You must remember it and use all the recommendations. There is also a lot of information about what not to do or what must be done. If you are a “layman” and have never experienced running a chainsaw, the instructions for your tool should become your reference book.

    How to break in a chainsaw: step by step instructions

    Before running in, the first start of the chainsaw takes place. Be sure to prepare and properly install the headset. The fuel mixture should already be waiting in the wings, the quality of the break-in depends on it to a greater extent.

    Here in front of you lies a new, sparkling instrument. Looking at him, the question arises: “What should be done now?”. After reading the instructions, you find out that a run-in is needed and the first start should be special. How to start a new chainsaw is not yet clear, but now everything will become clear.

    We always do the first launch with a headset. You should not start the engine without tires and: the tool must work with them, so it will receive the proper load. Do not make high speeds, this will negatively affect the further operation of the saw.

    After installing the headset, you need to do the following things:

    • Make a fuel mixture;
    • Check the lubricant and make sure the bar is getting oil and the chain is constantly lubricated.

    Choice of chainsaw oil

    Especially it is necessary to pay attention to the choice of oil, the operation of the entire tool depends on it. The higher its quality, the longer and more efficiently the chainsaw will serve. You need to buy a special one that is made specifically for such engines. When using the wrong lubricant, frequent problems will be:

    • Engine breakdowns;
    • Ignition problems;
    • The chainsaw will stall, and sometimes simply refuse to start;
    • Saw overheating.

    Different parts require different lubricants - one oil is not suitable for all tasks. The choice of this material is one of the most important things when interacting with a chainsaw. The life expectancy of the tool depends on the decision made.

    Special lubricants have been created for Foresta saws and motor oil will do an excellent job of protecting the “heart” of the tool. The chain lubricant is not suitable for the motor, otherwise the life of the tool may be reduced. Even if the oil is of high quality, but is not used for its intended purpose, nothing good will come of it.

    Foresta saws are specially made with proprietary lubricants that make working with them easier and additionally protect against overheating.

    Fuel mixture for first start

    More than half of the chain saws on the market use two-stroke engines. For such engines, there is no special oil for active parts. You have to make a special lubricant that can replace it. For manufacturing, you will need good quality gasoline and engine oil recommended by the manufacturer.

    The choice of components for the mixture

    The basis for our mixture will be gasoline. You need to take an oil product with an octane rating of more than 90. You should not save and take dubious fuel, then you will pay more for repairs. Octane boosters are also a dubious choice.

    Owners have a choice between leaded and unleaded gasoline. For an engine without a catalyst, you need to take the first option, respectively, if a catalyst is installed, we take the second type.

    The choice of oil is not difficult, just take a branded lubricant from a chainsaw manufacturer company.

    If there is no branded one, use JASOFB or ISOEGB class oils.

    Fuel mixture manufacturing

    To break in the tool, the fuel mixture is made in accordance with a ratio of 1:25, where 40 ml of oil is needed for 1 liter of gasoline. Be sure to respect the proportions, non-compliance can be fatal to the device.

    We take a washed vessel and do everything according to the instructions:

    • Pour half of the required gasoline into the container;
    • Pour out all the oil;
    • Stir the resulting substance;
    • Add the remaining gasoline and mix.

    The video shows how to make it, just do not forget about the proportions. They differ depending on the chainsaw.

    Checking for lubrication

    Now the important step, we need to check the lubrication. Please note that this is always done, it does not matter here what time you work with the saw. This will protect the tool from unexpected breakdowns and overheating. You need to check the following points:

    • How much oil is left in the tank;
    • The condition of the channels of the saw blade;
    • Grease should be on the needle bearing of the drive sprocket;
    • Is there any lubrication on the driven sprocket.

    If you see that the channels are clogged, be sure to clean them and lubricate everything. Tests have shown that Foresta chainsaws consume 40% less fuel and lubricants. This makes it much easier to work with them.

    The first start of a chainsaw: step by step

    After completing all the above steps, we proceed to launch. The motor of our saw is not heated, so a cold start is performed. We put the tool in a stable position, and then follow the instructions:

    1. We put the chain brake in the off position;
    2. Turn on the ignition;
    3. We put the air supply damper in the closed position;
    4. If the saw has a decompression valve, close it;
    5. We put the throttle valve in the starting position;
    6. With the left hand, we take the front handle of the chainsaw and pull it down;
    7. We hold the protective shield of the right handle with our foot;
    8. With your right hand, pull the starter handle until the ratchet pawls engage with the starter drum.
    9. When you start to feel a slight resistance, make a sharp jerk towards you.
    10. You will see a flash in the combustion chamber, after which you need to return the air damper to its original place;
    11. We start the chainsaw again;
    12. The engine is running, at this point you need to release the throttle.

    Stages of running in a new chainsaw

    You have successfully started the saw, now it's time to break in the new tool. It is assumed that you have already studied the instructions and know what not to do. The run-in itself includes 2 main stages, each stage affects different parts and prepares them for work. Let's consider these stages in more detail.

    Due to their affordability, chainsaws are becoming quite popular in summer cottages and in private homes. Unfortunately, their illiterate use often leads to a malfunction or serious damage.

    If it is impossible to eliminate malfunctions without the intervention of specialists, then the user can overcome many problems associated, including with the failure to start the engine, on his own.

    Reasons for not starting the chainsaw engine

    The problems of not starting any internal combustion engine should be looked for in two directions: in the ignition circuit or in the fuel supply system.

    The main reason that ordinary people do not start a chainsaw can be a violation of the order of its launch. Working with this tool is usually episodic, and users simply forget to turn on the ignition (if the device is equipped with such a button) or miss the moment of seizing the motor with the throttle closed and continue to pull the starter cord. In both cases, the result is the same - the combustion chamber is overfilled with fuel and the "fuse" after it is turned on and the throttle is opened cannot ignite the fuel.

    Fixing the problem is easy. To do this, unscrew the protective cover of the cylinder, unscrew the candle. Its state will determine why the engine did not start:

    • Wet, abundantly flooded with gasoline, it indicates that everything is fine with the fuel supply and that too much was sent or something happened to the ignition. The candle must be dried, inserted into the high-voltage wire connector, put the steel part on the cylinder (all metal parts of the internal combustion engine are connected to the “minus” of the power source) and pull the cord. If a spark appeared in it - there are no problems here either. It remains only to drain the excess gasoline. To do this, the saw is turned upside down with a hole and with small twitches of the same leash, the piston is idly rotated. The spark emitter is screwed into place and the start is repeated, but with the damper open.

    You can not hold a candle with your hands in the process of checking it.

    • Dry - no fuel is supplied, you have to deal with this system, rinse the fuel and air filters, check the carburetor.
    • Spattered with oil, covered with black soot - excess fuel (rich mixture), the proportions of the oil-fuel mixture are violated, a lubricant not specified by the manufacturer was used. In this case, it is washed with gasoline, the contacts are cleaned with sandpaper, the required gap of 0.5-0.6 mm is set and screwed into place, and then they deal with the composition of the fuel.

    The next reason why the engine does not start is the result of the use of low-quality fuels and lubricants, when soot clogs the muffler so much that it makes it difficult for exhaust gases to escape. If it is disassembled, it should be unwound and washed. Otherwise, disconnect by plugging the hole on the motor with a clean rag so that dirt does not get in, clean separately and dry with a hair dryer. As a rule, cleaning only the exhaust system does not end in such cases - you have to flush the entire fuel system.

    A breather clogged with dirt will also not allow the engine to start. It is located on the cap of the fuel tank and is a valve that equalizes air pressure so that fuel can flow into the carburetor. It is easy to identify a malfunction, just disconnect the fuel hose from it, and if gasoline flows poorly from the tube, in an intermittent stream or does not run at all, then the valve hole is clogged. It is cleaned with a needle or blown with compressed air.

    Starting a chainsaw is also prevented by misadjustment of the settings, the sure signs of which are:

    • the engine does not start or starts and immediately stalls - there is not enough fuel, the air-fuel mixture is lean;
    • thick smoke at the exhaust, high fuel consumption - there is a glut of fuel, fills the candles with gasoline (rich composition).

    Do-it-yourself carburetor adjustment

    You can adjust the carburetor with three screws:

    • "L" - adjusts the low gas by changing the fuel supply.
    • "H" - changes the quality of the fuel mixture, on which high speeds depend.
    • "T" - adjusts the idle speed by changing the throttle position. On the German saws "Stihl" and the Japanese "Makita" it goes under the letter "S", and on the Swedish "Partner" - "LA".

    Turning the screws clockwise increases the engine speed, in the opposite direction - reduces. On the brands "Husgvarna" and "Partner" they regulate the air supply, so the effect of turning them is reversed.

    The easiest to tune are Russian-made devices: "Ural 2 Electron" and "Druzhba", which are easily adjusted by ear. This feature allows them to be used in difficult climatic conditions and at great distances from service centers.

    It is more difficult to set up the device of Chinese manufacturers. And the Swedes on their "Husgvarna" deliberately restrict users' access to the adjusting screws, stuffing notches on them, which can only be reached with special screwdrivers.

    On Japanese models, only one "S" knob is open, with which all settings are made.

    Device setup

    The adjustment is carried out in two stages: the initial one - on a cold, muffled engine, the subsequent one - when it is running, "hot".

    Cleaned from soot, filled with fuel mixture in accordance with the manual, the chainsaw is placed away from itself on the table and adjusted. At the first stage, the screws "H" and "L" smoothly, without exerting any effort, screw in clockwise until they stop and then unscrew the number of revolutions of the primary adjustment set by the instruction (on "Husgvarna" this is 1.5 turns). Start the engine and warm up for 10 minutes at medium speed.

    The next step is to adjust the low gas. Gradually, increasing it with the "L" screw, reach the maximum and then, decreasing by 14 turns, make them optimal.

    In the end, you need to adjust the maximum speed. To do this, they are brought to the current maximum, and then by turning the screw "H" - to the possible limit (it is perceived by ear as interruptions in the operation of the engine). To avoid damage to the tool, you can hold it in this mode for no more than 3 seconds. Therefore, immediately upon reaching it with a lapel of 14 turns, the optimal one is set.

    During the final testing, at regassing, the tool should steadily reach the desired mode in proportion to the "gas" supply, working smoothly, without disruptions.

    Such adjustments are carried out using special tachometers. Performed by ear, they must be corrected instrumentally in the service - this will prolong their durability.

    When working with a chainsaw, you should strictly follow the instructions for its operation. Use only those fuels and lubricants that are recommended. The fact is that each manufacturer in the manufacture of products uses metals with only their inherent additives and develops their own oils - this ensures optimal functioning and durability of the tools.

    After each use, the saw is thoroughly cleaned. If it is stored for a long time, it is necessary to drain the oil and gasoline.

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