Electric screwdriver sparkled and smoked the reason. The causes of the defect sparkle inside and smoke

Top Brand Screwdriver Cordless In Indonesian Black and Decker and BOSCH

Electric screwdriver sparkles inside and smokes

First of all, when an electric screwdriver smacked or smells burned, you need to turn it off. The reason for this is the operation of an electric screwdriver with a large overload. If you quickly turned off it is possible, it has not finally burned out and it can be restored. The electric screwdriver must be disassembled, remove the electric motor and carefully inspect it. In the case of a sharp smell of Gary, most likely an electric screwdriver has finally burned out. If the smell is felt a little slightly, the winding of the electric motor must be carefully examined. You need to inspect the engine collector. If the insulation of the winding has only darkened or a dot insulation violation, then the electric motor can still be saved. To do this, you can impregnate a point violation of insulation with nail polish. With darkening the winding, but there is no insulation violation, you can turn on an electric screwdriver for a short time without load. It is possible he will work further, but you need to handle it carefully. It is better to check the winding with a multimeter. I have more than once had to reanimate electric motors.![] 1

If your screwdriver smokes and a characteristic smell has appeared, then:

  • Disconnect the tool. He should not work at this moment and should not be connected to the network.
  • Make sure that the smoke did not come from the workpiece that you process using a screwdriver. For example, if you use the drill function and worked at high speed, then the wood could heat up and burned.
  • If possible, disassemble the disabled screwdriver, getting to its electrical elements (to the engine, in particular).
  • Carefully inspect everything regarding the winding. With its local burning, if it is barely noticeable and has a meager area, try to restore the varnished layer, soaking the problematic place with varnish. It’s easier if it is on the stature. But the combustion of varnish threatens with a breakdown.
  • Gently remove dust and sawdust.
  • If the breakdown is thoroughly eliminated and the smell of burning will not be turned on during the next turning on, then continue to use the screwdriver with a reduced load, lubricating it. The load falls the varnish. Low.voltage can let him work.
  • In the case of other violations (anchor, brushes, bearings, wire or impossibility of diagnosis), appropriate repairs are necessary, which can be carried out if not qualified, then an experienced person. If the repair is impossible, select the screwdriver more powerful.

Well, what to do. we will repair, if you did not go to the service and came to us for advice. It is clear that this requires at least the basics of electrical engineering (terms and concepts)

Battery ships (screwdrivers) can generally rarely be blocked, compared with a network tool, 230 volts feeding from the network. This is due to both low voltage and lower power (reserves), but also among those and others, the main sources of smoke, I judge from their own experience, they can be.

eaten brushes (you can see a lot of sparks in ventilation holes);

an interval closing of the stator winding (smoke also comes from ventilation, but the collector does not spark much);

malfunction of the inclusion button/switches (the button heats up, smells, cod is heard when turned on);

electric, screwdriver, reason, causes, defect

extremely unfavorable operating conditions. dirt, dust, foreign particles in the engine (smoke, noise, crowned fence clogged. This often happens during large.scale repair. stroke and t.P.)

Identify the source of smoke and smell and proceed to repair.

  • The most just if the brushes burned. Just change them to new, better original. It happens that the brushes wear out to the fact that a copper contact wire, sprinkled into graphite, sparks like from Bengal fire, the smell of burning and smoke begins to shorten the collector. The new brushes will first spark a slightly more ordinary, until they develop the production of the radius equal to the diameter of the collector.
  • If the winding is pierced, then little will help except rewinding, even varnish filling. It is better to change it right away. Yes, and the body movements for the possible resuscitation of the closed engine are not worth it, the new engine even on Makita and Bosch costs no more than 1000. And Interskovsky or Vyskovsky at 300-400.
  • Very often heating, unpleasant odor and even smoke goes from the plastic button. It has contacts, and from frequent v. They, of course, spark and heat up, heat is transmitted and the plastic case that smells and smokes. In this case, my advice is to change the entire button (to clean and bend contacts. what is the dead poultice)
  • Will have to clean and wash. Just do not follow the advice of wise men who say that you can rinse the battery electric screwdriver by lowering the collector knot into the White Spirit and work for them for several minutes-this is nonsense. For cleaning, you will need to disassemble the shurik. Usually these are 6-8 bolts on one side of the case. Some bolts can be under the plugs, more carefully. Saving and remove the engine. Here it will be necessary and it will be necessary to rinse. Clean the furrows between the collector lamellas. Dry thoroughly! After drying, check it for the interval short circuit (short circuit) until it is connected to the switch (if you do it right in the shur, you can easily burn the working transistor of the switch. At least one wire from the engine must be soldered!). The engine is checked by a simple connection to the native battery of an electric screwdriver. If the engine works and does not smoke, then everything is in order with it. If it smokes or at least even smells stronger than usual. change the engine, it is already if not closed then. And the “fried” engine very quickly kills the battery, which is usually five times more expensive than the same engine.

After cleaning the body, grease the bearings and collect an electric screwdriver.

First of all, when an electric screwdriver smacked or smells burned, you need to turn it off. The reason for this is the operation of an electric screwdriver with a large overload. If you quickly turned off it is possible, it has not finally burned out and it can be restored. The electric screwdriver must be disassembled, remove the electric motor and carefully inspect it. In the case of a sharp smell of Gary, most likely an electric screwdriver has finally burned out. If the smell is felt a little slightly, the winding of the electric motor must be carefully examined. You need to inspect the engine collector. If the insulation of the winding has only darkened or a dot insulation violation, then the electric motor can still be saved. To do this, you can impregnate a point violation of insulation with nail polish. With darkening the winding, but there is no insulation violation, you can turn on an electric screwdriver for a short time without load. It is possible he will work further, but you need to handle it carefully. It is better to check the winding with a multimeter. I have more than once had to reanimate electric motors.![] 1

The device has broken. what actions?

There are two ways to solve the problem. First, try to eliminate the breakdown on your own, having studied information on the Internet, the second is to hand over for repairs to any of the 21 services of Yumedia. This is not the first time we have eliminated the malfunction “sparking inside and smoke an electric screwdriver” and we want to share our experience with you, to orient you at the cost and terms indicated below in the table.

Below you can familiarize yourself with the latest repairs of our customers who have addressed the problem “sparking inside and smoke an electric screwdriver”. The price is presented, taking into account the replaced spare parts and the diagnosis made. A guarantee is given for all repairs. There are daily discounts on the service.

Click on the repairs you need to find out more.

Electrine defect in more detail Hitachi DS 120VF3
Spit-dummy
Master: Igor Zadirienko
Repair period: 1 day. (Date of issue 2019-12-31)
Work done: replacement of the motor, resetting gear. REPAIR OF THE CHARACTION button.
Spare parts cost: 1000
Service address: Science Avenue, 21k1 (T.C. Trading Courtyard Archimedes, 1st floor, room 7a.)
Warranty term: 1 month

Average term: 10.8 days | Average price: 2250 | The average price of spare parts: 1250

Identification of problems

If you own the necessary minimum of knowledge, time and tool, you can try to diagnose the breakdown yourself. What to do if an electric screwdriver smokes:

  • Disable power;
  • disassemble the tool case to gain access to the main functional electric and mechanical components;
  • clean the internal cavities and working parts;
  • conduct a visual inspection of the wiring, winding of the anchor and stator, brushes, bearings;
  • carry out repairs or replacement of defective nodes.

Types of faults

The situation in which the electric screwdriver smokes during operation is characteristic mainly for the network tool. in models with the battery, this is prevented by low voltage and low power. In any case, similar causes are capable of causing the appearance of smoke:

  • worn brushes. this is an active sparking with a sign of this, observed through the ventilation holes;
  • collector pollution;
  • the closure of the stator winding turns. while the collector’s sparking can be moderate;
  • malfunction of the button that causes its heating and burning the plastic parts;
  • hit of small mechanical fractions (dust, dirt, chips).

remove the battery tape by electric screwdriver

Sparking and extraneous smells from electric screwdriver

The common reason called the owners when contacting the service centers “Successful Service Technique” is sparking and smells of an electric screwdriver Bosch (Bosch), Metabo or other production during operation. Often, these phenomena are not signs of any malfunctions, but in any case, the timely consultation of the master and a preventive inspection will help to avoid serious breakdowns and save a significant amount on the repair or acquisition of a new tool. Here you can also find an eccentric grinder Bosch spare parts.

Of considerable importance is the life of the instrument that marks the exceeding the norm of the sparking. The fact that the new electric screwdriver sparkles during operation is a completely normal phenomenon for any collector engine. Sparks arise as a result of a constant rupture of the connection between the electrical conductive brush and the reservoir contacts separated from each other by the technological clearance. In this case, slightly increased sparking passes after grinding brushes during the first 10-15 minutes of the tool.

It is important to find out why the brushes of the Interskol, Makita, etc.D., has worked for many days, months or even years. This can happen for such reasons:

  • pollution of the contact sites of the collector by the breeder formed during the engine operation under heavy loads. To remove soot, you will need to neat the collector with the smallest sandpaper;
  • The accumulation of graphite dust in the gaps between the collector lamps, which occurs mainly with the improper position of the brushes due to the backlash. Dust is carefully removed mechanically using a sharp object;
  • If an electric screwdriver sparkles inside and at the same time smokes, there is a great probability of the presence of an inter.flip circuit in anchor, which a special device that induces an alternating magnetic field helps unmistakably. In this case, only rewinding the winding or a complete replacement of the anchor (engine) will also help, and Interskol electric saws will also be needed.

The reason why the electric screwdriver sparkles when stopping is the presence of an electric brake model. It contributes to an almost instant stop of the shaft, and the appearance of sparks is considered the norm.

Make sure the tools of the tool, get operational and inexpensive repairs, you can always in the workshops “Successful Service Technique”!

electric, screwdriver, reason, causes, defect

Almost no breakdown

There are also problems that only look scary, but can be easily eliminated on their own with a screwdriver, sandpaper and a pair of strong words addressed to the manufacturer of the tool.

electric, screwdriver, reason, causes, defect
  • If the drill simply does not turn on, start by checking the wire. Typically, the cable is ground near the fork or (which happens more often) at the entrance to the handle. The power wire can be easily and quickly changed to any other with the same cross.section. If the problem is not in the cable of power, then it is time to open the housing and check the internal wiring. It happens that the wires inside the drill are torn or soldered if the manufacturer does not pay due attention to the quality control of their products.
  • Difficulties with the inclusion of a drill or electric screwdriver can be associated with clogging buttons and contacts. All switches are subject to this: the launch button, a revolution regulator and a reverse slider. If they stick or move tightly, then it is worth opening the tool and clean it well from dust, blowing up with compressed air. All contacts should be thoroughly wiped with alcohol and cleaned with a thin fine.grained skin. This is a rather troublesome job (after all, contacts and details of the buttons are so small).
  • Sometimes a drill cartridge does not hold well, and the equipment dangles in it. It often happens that the gear crown has worn out, and it is impossible to tightly tighten the drill with a key. These problems are eliminated in one single way-replacing the cartridge.
  • If from the new drill, when the first inclusion, it stinks, as from the exhaust pipe of the car, then this is not always a sign of a serious problem. This happens if there is too much lubrication in the gearbox or bearings. Squeezing through the gaps and falling on the heated parts of the tool, the excess solidol is burned and give a characteristic smell. The problem is solved by disassembly of the tool (with a loss of warranty) and removing excess lubricants.

Serious troubles

Some malfunctions, unlike the above, can deliver a bunch of trouble and fly into a penny.

Excessive heating of the bearing of the drill (which can sometimes be recognized by the smoke and smell of burning plastic, as well as tight rotation of the cartridge and a loud “squeak”) indicates serious problems. The part.heated part can melt the plastic case of the tool. When melting, plastic will lose its shape, and a significant backlash will appear in detail. If the bearing is not lubricated or replaced, then over time it will collapse from overheating, or the anchor will jam. In the meantime, he does not fly to pieces, he will spoil your nerves with a loud howl and select part of the engine power.

If the shock drill has stopped taking concrete and brick, then this means that its shock mechanism has completely worn out. The electric drill is not arranged like a peorator. Instead of a “drunken” bearing or crooked-shaped mechanism, she has two rates with wavy surfaces that slide on each other, providing light blows with a drill on concrete. Over time, these “waves” naturally wear out, rates turn into flat washers, and a drill or electric screwdriver, who previously knew how to drill concrete, turn into an ordinary unstressed tool. It is possible to restore work in drilling mode only by repair with replacement of worn parts. Therefore, if you need to drill concrete not time from time to time, but regularly, it is better to immediately buy a normal peorator.

How to exclude errors when choosing an electric screwdriver

If you decide to purchase an electric screwdriver “Dewalt”, then you should pay attention not only to the cost of the unit. You need to get acquainted with the information presented in the tool passport. It will indicate the technical characteristics that will allow you to understand which spectrum of work can be performed using equipment.

Among them, you can highlight the speed of rotation, torque, the type of battery, if one has a place. According to these parameters, it is worth making a choice in the direction of a certain model.

The electrical screwdriver “Dewalt” should be selected correctly, while you need to check the stability of its work at certain loads, as well as the safety of the speed of rotation. The master should take care of what the quality of the power supply is, it must have the ability to hold the charge. And with a sowing battery, the power of the device should be maintained.

Sparkles and stinks of an electric screwdriver Bosch

Bosch is an excellent manufacturer, our electric screwdriver served us for a long time by faith and truth, but he was slightly depressed after 5 years.

The last year he began to spark at the stop, and the last days was already terribly stinking with a faded. I decided not to rape him so as not to kill him at all.

Electric screwdriver 12V on NIMH batteries, which are already holding little and require replacement, but more on that later.

Model of an electric screwdriver. 3603J55500:

We analyze the tool to see the reason, although it is already clear-something with brushes, or contact areas, t.to. Sparking exactly there.

The electric screwdriver is very easy to understand, not compared with Chinese samples, unscrew the screws under the hexagon, they can also be unscrewed with a flat screwdriver:

Remove the plastic handle-lid:

We take out the engine, just pull it out of the gearbox, the rooms from it 1 607 022 529, LS-550PX-62852, 110422/B:

The motor cover is littered from 4 side, we split up:

Remove the lid, we see a plastic case that holds the brushes:

Remove two textolite washers and take out the brush knot:

The brushes are still walking up and the clamp is good:

But the contact group of the anchor leaves much to be desired:

The gear is pressed, so it will not work to take out the anchor, probably:

We take the sandpaper 800, you can smaller and clean the contact platform:

The smaller the craters and the better the contact, and less spark.

We collect in the reverse order, everything is fine, although when a sharp stop, the spark jumps.

A little later I will more thoroughly clean the contacts and wash off the brush grease.

And lastly, an important remark. do not immediately throw the trigger of an electric screwdriver to stop, do it smoothly and then the contact group of the motor will not burn out.

Sparking inside and smokes electric screwdriver

In its absence, this will take a significant part of the free time despite the study of video instructions by the service of engineers. Experienced repairmen for the first time took up this, despite the knowledge of the theory, are not safe from unforeseen situations. Typically, similar in the hands of an amateur, when trying to fix it in domestic conditions, leads to an increase in the price correction of a malfunction. For obvious reasons, this is not acceptable if the problem is necessary quickly. Find out the real average price and the terms of the specialist on the example of the latest completed repairs in the table below. For the service of Yumedia engineers, screwdriver repair is everyday professionally debugged work Each stage and the action of which is honed.

I bought a screwdriver 2 years ago on the balcony in the corner of 50×50 Iron 5 mm with a drill 3.5 mm, after a minute of drilling, smoke went: Evil: from somewhere from All-Audio.Pro re.inclusion saw circular sparking.

Possible reasons

The main reason for which sparks appear even on a new engine is the mechanical interaction of the collector and brushes. Moving during the operation of the tool from one contact of the collector to another, the brushes alternately create and break contact with each of them.

To make it easier to understand the principle, remember the situation when you pull out a fork of some kind of electrical appliance from a socket. At the time of the rupture of the chain between the outlet and the fork, there is a spark. So in this case. Insignificant sparking is a completely normal phenomenon.

But if the sparks fly to the sheave, such a situation may be due to the following reasons:

Collector pollution

The mechanics of pollution of the collector’s contacts are as follows: the electric motor overheating, the car is settled on the collector, which creates additional friction. As a result, the engine overheats again, even when working at low speeds, the number of soil increases, friction intensifies. and so on until the engine burns at all at all.

The solution to the problem is obvious and consists in stripping contacts. Do this with the smallest (zero) sandpaper:

It is best to clean up with a turning machine so as not to violate the geometry of the part. But in practice you can do handmade.

Dust in contacts

With regular operation, even at low speeds, brushes of electric screwdriver are erased. As a result, graphite dust is formed. It accumulates on the contacts of the electric motor. And since graphite dust has its own resistance, an uneven distribution of current occurs, sparks appear, a characteristic smell appears. a complete feeling that brushes are burning in an electric screwdriver.

If the brushes are installed correctly, their erasure occurs very slowly and does not lead to such problems. Disassemble your tool and see what is happening there. Please note:

  • Details of the mechanism should fit tightly, without play;
  • If a replacement was replaced, a brush of not quite suitable size could be installed;
  • Pazza could get into grooves, dust, construction crumb.

Sparkles and stinks of an electric screwdriver Bosch

Bosch is an excellent manufacturer, our electric screwdriver served us for a long time by faith and truth, but he was slightly depressed after 5 years.

The last year he began to spark at the stop, and the last days was already terribly stinking with a faded. I decided not to rape him so as not to kill him at all.

Electric screwdriver 12V on NIMH batteries, which are already holding little and require replacement, but more on that later.

Model of an electric screwdriver. 3603J55500:

We analyze the tool to see the reason, although it is already clear-something with brushes, or contact areas, t.to. Sparking exactly there.

The electric screwdriver is very easy to understand, not compared with Chinese samples, unscrew the screws under the hexagon, they can also be unscrewed with a flat screwdriver:

Remove the plastic handle-lid:

We take out the engine, just pull it out of the gearbox, the rooms from it 1 607 022 529, LS-550PX-62852, 110422/B:

The motor cover is littered from 4 side, we split up:

Remove the lid, we see a plastic case that holds the brushes:

Remove two textolite washers and take out the brush knot:

The brushes are still walking up and the clamp is good:

But the contact group of the anchor leaves much to be desired:

The gear is pressed, so it will not work to take out the anchor, probably:

We take the sandpaper 800, you can smaller and clean the contact platform:

The smaller the craters and the better the contact, and less spark.

We collect in the reverse order, everything is fine, although when a sharp stop, the spark jumps.

A little later I will more thoroughly clean the contacts and wash off the brush grease.

And lastly, an important remark. do not immediately throw the trigger of an electric screwdriver to stop, do it smoothly and then the contact group of the motor will not burn out.

How to competently choose graphite brushes?

If in any electrical screwdriver, including a whirlwind, bison, Interskol, Patriot, Spark, Sturm, these details have worn out, they must be changed. You need to find out the main parameters of the part so as not to put not suitable.

Graphite brushes are soft and hard. Copper on the collector also varies in stiffness. In case of mismatch, one of the details as a result of rapid wear and high friction will fail in a short time.

To calculate the parameters of windings, you need to know that the brushes differ in terms of active resistance. The work of the brush unit should be agreed, therefore it is necessary to take into account the characteristics of the contact groups and guides, the properties of the clamping unit.

The reliability of the work depends on the degree of pressing. With insufficient pressing, sparking will be observed, excessive. overheating of the brush block and collector.

There are various modifications of brushes. Each has its own features. For example, they are not advised to put generator options for copper-graphite products in an electric tool. Windings will cease to work normally due to high currents and strong overheating.

China is one of the countries that are more than the rest of the release and supply of these spare parts.

Brushes can be replaced independently using simple tools

Causes of malfunctions and methods for their elimination

Depending on what part of the drill has become unusable, repair interventions will depend. Consider the most common external signs of breakdowns.

It will indicate a breakdown when the brushes begin to spark, the drill does not develop full.fledged power, and also periodically problems arise with its inclusion, and begins to work only after the application of physical force. The tool must be diagnosed if the capacitor is revealed at the end, the external integrity of the anchor, and it also turns out that the resistance of the stator windings has the same resistance, then it is necessary to pay attention to the wear of the brushes.

Scheme of the internal device of the drill-electrical screwdriver.

Experts recommend not waiting for the moment when such a part is worn out and sometimes do their preventive examination. The main sign of the need for replacement is increased sparking in ventilation slots located on the case. As soon as it begins to be observed, so you should immediately prepare new brushes.

If the peoporator does not work fully in the revolutions or again sparkle brushes, you need to clean. For this purpose, with the help of sandpaper “0”, the collector is cleaned in the direction in the direction where the anchor is spinning. Next, it is necessary to cut the dielectric gaskets that are located between the collector plates. This procedure is performed using a cutter, and if possible, it is best to do the whole procedure on a lathe.

The peorator may not work if not native brushes installed on the imported model. But in the case of strong sparks, there is a chance that the anchor has burned down, which is still indicated by a strong heating of the winding. Sparks can be provoked by interval circuit. If the drill has one of two brushes, then, most likely, the problem is the stature. He just burned out.

In order to make sure of this, it is necessary to measure the resistance indicators of the windings using a tester. He should show a mark of 4 ohma on both elements. In the case when the indicators vary, this will be a direct evidence of the stator malfunction. Then you need to rewind windings.

There may also be a problem in the food wires. If the drill-poorator is used quite intensively, then there is a chance that in some place they frayed. The drill may not work immediately from this. To determine the place of breakdown, it is necessary to “call” the wire up to the trigger itself. If even when diagnosing it turns out that they are working, then you should check the key itself.

Breakage can happen with the motor. In this case, you should pay attention to the anchor (which most often happens) or the stator. In models of expensive firms, a motor wire is used, which is covered with special heat.resistant varnish. While cheaper analogues do not devote proper concerns of isolation. Therefore, if such a peorator has been working for a long time without interruptions, then the engine does not have time to cool down and, in the end, burns out.

Preventive measures

In order not to accumulate graphite dust, you need to monitor the position of the brushes. Backlash should not be allowed, they should stand tight in grooves.

It is necessary to monitor the formation of an interval circuit in the anchor of the apparatus, in which the energy is heterogeneous to contacts, to some more in greater meaning, and to others in less. As a result of such a violation, sparks are formed.

The prevention of such a closure is carried out on a special device creating a magnetic field. Placing an anchor in the alternating field, the effect of rattling is obtained, due to the appearance of induced currents.

If the reason for the formation of sparking in a hand drill was an inter.seal circuit, then you need to apply a rewind or establish a new anchor.

For such reasons, there is a strong sparkling of any electrical screwdriver. Interskol, Bosh, Metabo or Makita. If the measures taken did not help to repair the device, it may be required to replace it.

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