How Long Can You Use a Jackhammer?

August 27, 2022 kmelectric equipment and faults

Jackhammers are widely used in the construction process today. Needless to say, equipment can vary dramatically in power. Naturally, this will require a different approach to operation. Let us note that when performing certain work, a jackhammer can also be used in domestic conditions (a home craftsman, for example, uses a specialized attachment for a jackhammer to compact an alley on a personal plot).

The following publication will provide the most common recommendations to ensure comfort and safety while working with a jackhammer. Of course, regardless of the complexity of the work, the use of personal protective equipment is strictly required.

Safety precautions when using a jackhammer

The article describes in detail the rules for working with a jackhammer, according to safety precautions. The main functions and capabilities of the tool are indicated. Contains information about the functions of the tool and its features of use in accordance with the operating regulations.

Functional features of a jackhammer

The jackhammer is multi-functional and is used primarily in road repair work and the construction industry. An indispensable device for dismantling concrete, brick and metal structures, for loosening asphalt concrete pavements and frozen soil.

The unit is characterized by high power and performance. Its power is determined by the number of blows generated by the instrument in one minute.

The main executive body of the instrument is the pike, which is driven by the striker.

The lance, under the mechanical influence of the striker, makes reciprocating movements, as a result of which deformation and complete destruction of the working surface occurs.

Safety precautions when working with a jackhammer

Due to the vibrational power and raw energy that a jackhammer generates, workers must follow safety precautions when using this tool. Mandatory use of protective equipment is required. Safety precautions are governed by the following rules:

Use of a jackhammer should only be carried out after special training and education has been completed.
The working tool must be checked for integrity and serviceability before use. Carry out a thorough inspection of the tightening of the screws and assess the reliability of the chisel fastening. If the tool has not been used for a long time, it is necessary to let it run idle for several minutes.
It is prohibited to perform any work using a tool without using special protective equipment. The operator must wear a helmet and a protective suit, which is complemented by anti-vibration gloves and special safety shoes. Safety glasses, earplugs and a respirator are required.
In working condition, the bump stop should be held firmly with both hands. Only if necessary, apply light pressure with the tool on the work surface.
It is recommended to immerse the chipper into the material being processed at a right angle. It is not safe to crush a work surface with a jackhammer at an angle; in most cases, improper operation will result in serious injury.

Attention! In working condition, the tool should be held only by the insulated handles. If a spike breaks through the electrical wiring, the insulated handles will protect the worker from electric shock.

The use of an electric hammer when processing a solid and hard piece of material must be carried out taking into account special equipment. When crushing a monolithic hard rock, processing must begin from one edge and smoothly proceed to the end along the chip line. If the working peak of the jackhammer is stuck in the material, it should be removed by gently rocking the tool.
When completing work, you must release the power button and press the bump stop against the working surface until it stops completely. To avoid burns and injuries, do not touch work surfaces.
It is strictly forbidden to point the operating unit at a person nearby.
It is not recommended to use the tool without load or as a crowbar in sleep mode.
It is prohibited to use the tool for more than 6 hours. The optimal operating mode is 1 hour of work and 20 minutes of rest.

Electric jackhammer and peak varieties

For small volumes of work, it is more convenient and profitable to use electric bumpers. Electric jackhammers do not produce high vibration energy, loud noise or dust.

An electric tool can be equipped with different types of peaks. Each peak has its own purpose to perform a specific task.

Main types of peaks:

Pike crowbar. This type of pick is designed for dismantling brick, concrete, and asphalt surfaces. Easily copes with loosening frozen soil and crushing rocks.
Spade-spade. Used to level the edges of asphalt surfaces.
Chisel. It is used primarily for cutting, crushing and punching any material.

The weight and dimensions of the electric bumper are of particular importance. Lightweight bumpers up to 6 kg are used for finishing work. Convenient to use when working at heights.

Chips weighing up to 10 kg are used for crushing horizontal working surfaces. Widely used for cutting scale and punching horizontal concrete surfaces.

Important! For vertical work, it is recommended to use a chipper with a T-shaped handle; for horizontal work, a tool with a D-shaped handle is suitable.

Heavy-duty breakers weighing up to 30 kg are used primarily for punching and crushing soil and foundation surfaces.

When working with a chipper, all safety requirements must be strictly observed. Compliance with the above rules will help to avoid premature failure of the tool and injuries when performing work.

Damage from vibration

If your work tool is a jackhammer, chainsaw, lawn mower or any other device that transmits vibrations to your hands, then you need to pay special attention to your health.

Vibration disease is rarely diagnosed, but research shows that it is encountered more often than one might think—it's just not recorded in medical records.

Working with a jackhammer. Types of tools and operating instructions

Working with a jackhammer requires careful adherence to safety precautions. Nowadays, chippers are used as a multifunctional tool both on large construction sites and during repairs at home. In order for a model to be best suited for a particular task, it is necessary to familiarize yourself with the parameters and characteristics of the model in advance.

Main characteristics:

Power;
Impact force;
Beat frequency;
Weight.

The most important parameter is power. It determines the thickness of the material the tool can “overcome,” as well as the time of continuous operation. On different devices, the power varies from 500 to 2000 W.

Impact force indicates how much material can be knocked down in one blow. Performance and weight depend on this parameter.

Frequency is the number of beats per minute. As a rule, the lower the impact force, the higher the frequency.

By weight, rotary hammers can be divided into light, medium and heavy. Light and compact hammers include hammers weighing 5-6 kilograms, which are often used to perform tasks at heights and in extreme conditions.

Due to their low weight, the power of devices in this category is also lower, but this is compensated by the frequency of impacts. Medium (5-10 kg) and heavy (10-30 kg) are used in industry, for demolishing walls, and for fundamental work.

Heavy devices are used only in the vertical plane.

Atlas Copco jackhammers and rock drills

Popular Atlas Copco equipment is represented by a wide range, which can be divided into categories:

Pneumatic hammer drills;
Electric jackhammers;
Pneumatic;
Gasoline.

As the name suggests, electric jackhammers are powered by an electrical outlet. This means that the level of danger is higher and increased caution is required.

Gasoline cars have a tank and are powered by liquid fuel, without requiring access to an electrical outlet. Pneumatic hammer drills are much lighter because they do not have a motor.

They are activated by the action of compressed air. Excellent for dismantling.

Instructions for using a jackhammer

The process is very traumatic and requires the utmost attention and caution of the worker. When working with jackhammers, it is necessary to use personal protective equipment, such as goggles, gloves, a hard hat (helmet), and often use headphones and a respirator.

Before starting work, it is important to understand the settings and features of the hammer drill, as well as the material being processed.

Why is it important? Very hard materials can cause vibrations that are harmful to health, so you should refrain from using a hammer drill for such materials.

Usually the tool kit includes an additional handle that helps control the process; it is not recommended to ignore its use.

To increase the level of safety, do not forget about timely lubrication of the tool. If a lot of dust is generated during work, it is worth watering the material with water.

How long can you work with a jackhammer?

For medical reasons, it is not recommended for one person to work with a hammer for more than 5 hours. If we are talking about the machine itself, then you can increase the time to 15 hours, but you need to take breaks and change operators.

Types of peak

The main working tool is the pike. It is this that affects and destroys the processed material. Peaks of the following shapes are distinguished:

Crowbar - for removing asphalt, concrete, as well as loosening hard and frozen rocks;
Tamping is used to compact soil and asphalt and seal cracks;
The chisel is used for cutting metal products and making holes;
The shovel is designed for chipping ice and cleaning walls.

Additional functions

Working with a jackhammer is simplified by a set of additional functions. The most useful is the beat frequency control or power control. This useful feature makes the tool multifunctional and allows you to work with various materials.

The anti-vibration system reduces vibration levels and protects the operator from harmful influences.

Hammers and breakers are indispensable equipment (like vibrating plates and rollers) on any construction site. Atlas Copco equipment is characterized by high productivity, quality and long service life. The Atlas Copco demolition hammer can be used in the most difficult to reach conditions.

Damage from vibration

Many people work with machines characterized by high frequency mechanical vibrations, and therefore high levels of vibration.
It could be a chainsaw or a jackhammer - there are many options. Whatever instrument you have in your hands, if it vibrates, you should definitely take a closer look at your health. Not only have few people been diagnosed with vibration disease by doctors, most people on the planet have hardly even heard of it. However, medical research shows that this disease is more common than it appears to the average person because it is not often noted in medical records.

Rules for working with a jackhammer

Standards for Working with a Jackhammer

Instructions for labor protection when working with pneumatic tools

1. General safety requirements

1.1. Persons no younger than 18 years of age who have completed:

induction training;
fire extinguishing instruction;
initial instruction at your workplace;
training in non-hazardous methods and techniques of work in more than two than 10 hour programs (for work where high safety requirements are imposed. 20 hour program);
instructing on electrical safety at your workplace and checking your understanding of its content.

1.2.4. The worker must undergo:

repeated instructions on occupational safety at your workplace at least every three months;
unscheduled briefing: when changing the technological process, as it is also called labor safety rules, replacing or upgrading production equipment, fixtures and tools, changing the criteria and organization of work, in case of violation of labor protection instructions, breaks in work for more than 60 calendar days (for work 30 calendar days);
dispensary medical examination in accordance with the order of the Ministry of Health of the Russian Federation No. 90 dated March 14, 1996.

1.3. The worker must:

comply with the internal labor regulations established by the company;
comply with the requirements of the true instructions, instructions on fire extinguishing measures, instructions on electrical safety;
comply with the requirements for equipment operation;
Use the personal protective equipment as intended and take care of the provided personal protective equipment.

1.4. The worker must:

be able to provide first (pre-medical) aid to a victim in the event of an accident;
know the position of means of providing first aid, primary fire extinguishing means, main and emergency exits, evacuation routes for which the design of the tragedy, or fire, is intended;
do only the assigned work and not even transfer it to others without the permission of the foreman or workshop manager;
during working hours, be attentive, do not be distracted or even distract others, do not allow persons who have nothing to do with work into the place of work;
keep the work area clean and tidy.

How to use a jackhammer on concrete?

Features of an electric jackhammer: operating principle and selection criteria

In order to quickly and easily carry out large-scale construction work, a specialist must have a tool that can cope with high loads. One popular tool option that many professional builders use is a jackhammer.

Of course, not every model is suitable for solving the tasks at hand, so you need to choose this device with special care. Manufacturers produce many varieties of jackhammers, which differ in the type of cartridge, frequency and force of impacts, power ratings, weight, type of power supply, as well as additional equipment.

How the tool works

The peculiarity of the chipper is that during the working process it produces a blow of great force . For this type of tool, an important characteristic is the impact energy. When calculating it, the number of blows worn per minute of working time is taken into account, as well as the energy generated over the same time period.

Modern fenders have a fairly simple design. The firing pin located inside the body makes oscillatory movements thanks to the existing drive. The mechanical impulses arising during its operation are transmitted to the working part of the tool - the peak, which makes rapid reciprocating movements, due to which the destruction of the material is ensured.

When working with a tool, a rather rough energy is generated, due to which the master has to feel strong vibration and noise. To reduce the manifestation of these impacts, you need to start working with the bumper after first taking the necessary protective measures.

The electric version of the bump stop works a little differently. Here, too, the design has a striker driven by a rotor, which is forced to rotate by an electric motor. The mechanical movements performed by the striker are transmitted to the pike.

Although this tool is one of the most popular not only among professional builders, but also among home craftsmen,
it has a number of significant disadvantages .
During operation, the electric motor may produce a spark, so operating an electric breaker in areas with increased fire safety is prohibited. Another disadvantage is the need for a power source.

Criteria for choosing a jackhammer

To choose the most suitable electric fender model, you need to know what characteristics to look for when studying different models. Not only the efficiency of work operations, but also the safety of the master will depend on this.

Bumper power

In electric versions of the instrument, power ratings average 500-2000 W. The power of the tool directly affects the thickness of the material it can destroy.

For example, devices with a power from 500 to 1100 W are ideal for interior finishing work. The task of processing brick and stone is best handled by models with a power of 1200 to 1600 W.

If you need a tool for breaking through asphalt and frozen soil, then we advise you to pay attention to models with a power of more than 1700 W.

Impact strength and frequency

Impact force determines the amount of material that a jackhammer can destroy in one operating cycle. For most models it is in the range from 3 to 65 J.

The higher the force of impact produced by the chipper, the faster and more efficiently it will be able to cope with the task.

It should be noted that the force of the blow delivered by an electric jackhammer depends on its power and weight.

An important characteristic is the frequency of strikes delivered by the chipper. On average, this parameter has a value from 1000 to 3500 per minute.

It is noteworthy that the heaviest devices have a minimum indicator , and the lightest ones have a maximum.

There are also devices in which the insufficient impact force is compensated by the high frequency of reciprocating movements of the striker.

Hammers are more convenient to use; they allow you to change the frequency of blows depending on the task at hand. This can be done using a special button or regulator. In this case, the frequency of impacts will be determined by the force of pressing the button or the position of the switch.

Some models of electric fenders may be equipped with a start button lock. Thanks to this mechanism, the master can release the trigger during prolonged work, which will allow him to get less tired and create more comfortable working conditions.

For safer operation, jackhammers may have a function such as a standby mode. The responsible mechanism is triggered when the hammer is accidentally started in idle mode, as a result of which the impact function of the tool is disabled.

Tool weight

When choosing an electric bumper, you need to pay attention to its weight. And the point here is not even in its ergonomics. After all, by this characteristic you can find out what kind of work the tool can do best.

The lightest models , the weight of which does not exceed 5 kg, are considered universal. They are ideal for breaking material in a horizontal plane.

If there is a need to carry out work of medium complexity, then it would be more correct to purchase an electric bumper of medium weight - no more than 5-10 kg.

Using such a tool, you can effectively perform work operations at a slight angle to the base of the material - not only destroy walls, but also create holes and openings in them for installing doors or constructing arches.

The heaviest are devices weighing from 10 to 30 kg. They are used primarily to destroy materials in a vertical position.

Among builders, they are known as “concrete breakers” because they can easily destroy concrete bases , foundations and asphalt.

The rule for this tool is that power directly depends on the weight of the device. The heavier the hammer, the more complex tasks it can perform.

Jackhammer chucks

By such a characteristic as the type of cartridges used in the hammer, you can find out about the professional class of the electric hammer. There are four types of cartridges:

Quick-clamping. With their help, you can quickly replace the peak, thereby increasing the productivity of the tool. Moreover, to perform such an operation you don’t even have to use an auxiliary key.
SDS Plus. A type of chuck that comes with lightweight jackhammer models. They are designed for light loads.
SDS Max. Cartridges designed for medium and heavy fenders. Suitable for frequent and intensive use.
Hexagonal. A special key is used to install them. Designed to work with the heaviest versions of electric fenders that have a large diameter working body.

Types of peaks for the bump stop

As part of a jackhammer, the task of destroying the material is assigned to the pike. Manufacturers produce many different models of jackhammers designed to work with different types of lances. However, as in the case of fenders, when choosing them it is necessary to focus on the tasks facing the master:

Pick-rammer . Used for sealing deep seams and cracks, compacting the soil when this work cannot be done in any other way.
Spade-spade . Designed for removing large amounts of plaster residue from the wall, processing the edges of asphalt sheets, and crushing ice.
Pike-chisel . Designed for constructing niches and holes in the wall, dismantling metal structures, cutting reinforcement.
Pick-crowbar . It is used to destroy rocks, brickwork, foundations and concrete, as well as to loosen frozen soil.

How long can you work with a jackhammer per day?

If you find yourself in a situation where your neighbors are disturbing your peace with "noisy" behavior at inopportune times, write them a complaint (usually after previous peace negotiations). You can submit a similar complaint to the local administrative court, which, after considering it, will make a decision.

Employees with a sound level meter visit the plaintiff on weekends precisely during the period of time established by legislative documents.
Measure the noise level in the plaintiff's apartment.
Record details of official procedures and results in appropriate documents (living conditions survey reports).
Go visit your attacker.
The noise level in the intruder's apartment is measured during his renovation work (i.e. when he starts drilling, knocking, etc.).
Record all measurement results in a composite report.

Can it be fixed over the weekend?

If you do not follow the above rules, you should first talk to your neighbors. If they do not respond to your request, you can file a complaint not only with the Moscow Housing Inspectorate, but also with the prosecutor's office. To solve this problem, provide appropriate services.

Another example. May 9 I watch the festive concert on TV. Everyone at work got it; The long-awaited day off has finally arrived. You sat down on the sofa, and for a minute it even seemed like you were in heaven, but it wasn’t there.

The neighbor was also happy with the weekend, he decided to repair it and hit it right on the head with a jackhammer. And no beliefs or requests about this person are valid.

He thinks that he is right, and the rest are simply not interested.

Is it possible to repair the weekend: make noise and drill

authorities visit sound level meter for people who sought help when work is prohibited;
measure noise level;
enter results data into protocols;
visit the criminal's apartment;
measure noise during grooving, drilling walls;
the results obtained are recorded in acts.

Noisy work should not be carried out on weekends or holidays.
On weekdays, you can start knocking and knocking at 9am and end at 7pm.
Power-adjustable rotary hammers help prevent noise levels from exceeding normal levels.
Renovating an apartment can take no more than 5 months; if longer, you need to obtain a special permit.

How long can you drill and repair? rules for different cities

On Sakhalin, the Republic of Tatarstan and the Kabardino-Balkarian Republic, the restriction is in effect from 10 pm to 6 am. But on weekends and holidays (with the exception of the Kabardino-Balkan Republic) it lasts three hours in the morning (and one hour on Sakhalin).

In the Tyumen region, the state of rest for citizens is established from 22 to 8. The law on quiet hours is valid from 13 to 15, including noise in the apartment, on the balcony and even on the street in public places. The same rules apply to the Samara region.

The exception is the period from the first of June to the thirty-first of August, when the restriction comes into force on the 23rd.

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The law on silence in the Moscow region was adopted in 2002. Since then it has been corrected several times. The latest changes occurred during 2014-2015. From the beginning of 2022, new publications regulate the following points.

Drilling with a hammer, drill, hammer, chipper, chipper and other construction equipment is allowed from 9 to 19 years of age. At the request of the population, it was decided to calm the day from 13 to 15 hours, which was good news for families with small and young children.

It is prohibited to make noise on Sundays and holidays.

What time can you drill?

in practice you have the right to work with the seeder until 17:00. (exactly). On weekends and holidays it is best to remain silent. Asking you not to work at 16-00? This is the arrogance of your neighbors.

Place a notice on the door stating that work is being carried out from 8:00 to 17:00. and no one opens the door. In any case, any repairs will spoil the neighbors, and you are already an “Enemy of the People” for your neighbor.

They're just jealous that you can afford renovations at a time like this. Good luck.

: How long can you work with a jackhammer per day?

Gratitude! I just don’t understand) can you drill up to 19 or 22? I really don't want to wait for the police officer to arrive). But you can’t come to an agreement with your neighbors, they knock on the walls and swear after 2 minutes of drilling (the person made an additional exit) at 4 pm on weekdays. I want to be sure of my innocence and rely on the real law!

Apartment renovation: noise without breaking the law

It is prohibited to carry out repairs or noise on weekends and holidays, which are recognized as state holidays;
noisy construction and repair processes in an apartment can begin at 9 a.m., after 7 p.m. they must be stopped, in some regions the period can be extended by one hour;
continuous noisy processes in the house should not exceed six hours, no matter how necessary, a mandatory one-hour break for longer periods;
it does not matter how long noisy repair and construction work continues, it should not last more than three months before it is carried out;
equipment that produces noise above 40 dBA is prohibited from being used in an apartment at home;
renovation work that may damage neighboring apartments is prohibited;
Blocking passages with construction waste is also prohibited by law.

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As far as any regulations governing when you can start drilling and how much noise you can carry out during construction work, such activities that create noise on weekdays and weekends simply don't apply. Therefore, each region of the Russian Federation has its own rules regarding the timing of repairs, how long it can last, what is permitted by law in an apartment. By the same principle, for violation of these rules, for noise from repair and construction work during prohibited times on weekdays and weekends, administrative liability is imposed, which is imposed on the violator in the form of a fine. For each region of the Russian Federation, the size of the fine for noisy activities will vary.

How much noise can you make during renovation?

You can start any noisy work no earlier than 9:00 local time (on weekends from 10:00);
Completion of construction work must be no later than 10 pm (sometimes before 7 pm);
Working hours should not exceed 6 hours per day.
When removing clothes and garbage, it is impossible to block the passages to apartments and staircases;
Internal repairs should not exceed 3 calendar months. For work of a longer nature, it is necessary to obtain the written consent of neighbors;
Regardless of the reconstruction of the living space, load-bearing walls and partitions between apartments should not be damaged;
The use of a passenger elevator for transporting construction materials, as well as garbage, without special packaging is strictly prohibited;
Drills, drills and jackhammers are not allowed during apartment renovations if their noise potential exceeds 40 decibels;

When will the repairs be carried out?
Will noise devices be used (drill, hammer drill);
If you have a small child, a sick relative, or an elderly person, inform your neighbors about their sleep. And, during this time, ask not to carry out construction work with a strong noise effect.

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Is it possible to repair, drill and carry out other noisy construction work on weekends? law

But even the most liberal noise pollution standards do not allow noise levels above 55 decibels at any time of the day. And the sound of impact or jackhammer exceeds 100 decibels. If you decide to drill a wall on Saturday or Sunday, your neighbors may complain too!

For violation of noise regulations, administrative liability is provided, and in special cases, termination of the rental of premises. Bring to administrative liability both a citizen and a company or individual entrepreneur.

How much noise can you make in an apartment in 2022?

When planning to renovate your own apartment, you need to think not only about finding a construction team, choosing a design and purchasing materials, but also about carrying out all work in accordance with current legislation. Why contact your neighbors in advance by making them uncomfortable when you can follow the general rules. Violation of the law will lead not only to explanatory conversations with the local police officer, but also to a significant fine.

First of all, each neighbor tries to negotiate with the offender on his own and gives explanations, but they do not always have an effect, so you need to call the police, the police station or contact the Federal Service for the Protection of Consumer Rights. and Human Rights Watch to measure noise levels. If the level is higher than permissible, then this is a violation even when working during daylight hours.

Time allotted for apartment renovation: how not to quarrel with neighbors

It should be borne in mind that there is no single law that regulates the permissible noise level and sets a clear time frame for repair work. Standards and requirements in different regions of the country can vary significantly. You can find out about them by reading the specific laws that set specific rules in your city or region.

In addition to working hours restrictions, there are some requirements. If you decide not to quarrel with your neighbors and carry out all repairs without breaking the law, you need to know what other requirements you must meet.

What are the symptoms of vibration disease?

A few episodes of working with vibration equipment are unlikely to affect your health. However, the systematic use of tools with strong vibration, which continues for several hours a day, has a destructive effect on the human body: it damages blood vessels and nerves, and damages the joints in the hands. The consequences of insufficient attention to this problem are quite significant: there is a feeling of tingling in the fingers and numbness, which does not allow you to sleep peacefully. Fine motor skills of the fingers are impaired, making habitual actions such as tying shoelaces and turning pages difficult. Patients also complain that their hands seem to weaken over time, their fingers freeze, and attempts to warm them cause pain and redness. Such symptoms manifest themselves differently in each specific case: some people feel unwell after a few months, others after several years of active work with equipment that has a high level of vibration.

Unfortunately, such consequences for the body cannot be corrected, but it is quite possible to minimize them. Periodic numbness and tingling of the fingers cannot yet be called a vibration disease, but you should pay close attention to them. First of all, it is necessary to take measures to reduce the time spent working with harmful vibration devices. If this is not possible, it is worth asking your management to install protective devices on your equipment that prevent the transmission of vibration, or more modern tools that already have such upgrades in their design. Your employer is obliged to provide you with high-quality equipment, thus taking care of the health of its employee.

Working with a jackhammer during repairs

1.1 Persons at least 18 years of age who have passed a medical examination, introductory briefing, initial briefing, on-the-job training and internship, testing of knowledge of labor protection requirements, and having an electrical safety group of at least II.1.2 are allowed to independently work with an electric hand hammer. 1.2.

1 Comply with internal labor regulations.1.2.2 Correctly use personal and collective protective equipment.1.2.3 Comply with labor protection requirements.1.2.

4 Immediately notify your immediate or superior manager about any situation that threatens the life and health of people, about every accident that occurs at work, or about a deterioration in your health, including the manifestation of signs of an acute occupational disease (poisoning). 1.2.

5 Be trained in safe methods and techniques for performing work and providing first aid to victims at work, briefing on labor protection, testing knowledge of labor protection requirements.1.2.

6 Undergo mandatory periodic (during work) medical examinations (examinations), as well as undergo extraordinary medical examinations (examinations) at the direction of the employer in cases provided for by the Labor Code and other federal laws. 1.2.7 Be able to provide first aid to victims of electric current and in other accidents.1.2.

8 Be able to use primary fire extinguishing agents.1.

3 When working with a hand-held electric hammer, exposure to the following dangerous and harmful production factors is possible: - increased voltage in the electrical circuit, the closure of which can occur through the human body; - increased level of vibration; - increased or decreased air temperature in the working area; - increased air humidity ;- location of the workplace at a significant height relative to the surface of the earth (floor, ceiling); - insufficient illumination of workplaces; 1.4 The employee must be provided with special clothing, special footwear and other personal protective equipment in accordance with the Standard Industry Standards for the free issuance of special clothing, special footwear and other personal protective equipment and the Collective Agreement.1.5 It is prohibited to use an electric hand hammer if at least one of the following malfunctions occurs: - unclear operation of the switch; - leakage of lubricant from the gearbox or ventilation ducts; - the appearance of smoke or a smell characteristic of burning insulation; - the appearance of increased noise, knocking, vibration; - breakage or cracks in body parts. 1.6 All work on preparing a hand-held electric hammer for operation must be carried out with the plug disconnected from the network.

1.7 When working at low temperatures, due to thickening of the lubricant, the hammer may not always enter the operating mode. Therefore, to warm up the hammer, it is necessary to run it at idle for 10 to 20 minutes (depending on the ambient temperature).

1.8 During operation, it is necessary to monitor the heating of the hammer. In practice, heating is determined by the bare palm of the hand applied to the surface of the body.

When heated, the hand cannot withstand touch, and the electric hand hammer must be unplugged.1.

9 In cases of injury or illness, you must stop work, notify the work supervisor and contact a medical facility.

1.10 For failure to comply with this instruction, those responsible will be held accountable in accordance with the legislation of the Russian Federation.

Functional features and safety rules when working with a jackhammer

How to use a jackhammer?

August 27, 2022 kmelectric equipment and faults

Jackhammers are widely used in the construction process today. Needless to say, equipment can vary dramatically in power. Naturally, this will require a different approach to operation.

Let us note that when performing certain work, a jackhammer can also be used in domestic conditions (a home craftsman, for example, uses a specialized attachment for a jackhammer to compact an alley on a personal plot).