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Simple device cistern The toilet greatly simplifies daily hygiene procedures. The tank is just a part of the sewer system that everyone is used to seeing at home, but it is an important part and requires attention.

Types of toilet flush tanks

The first cistern was designed back in 1596 for Elizabeth I. But this design gained popularity only 200 years later, when sewerage and water supply began to appear in Great Britain. At first it was a valve-type toilet flush cistern, then half a century later a cistern with a handle was invented, making it easier to remove unpleasant odors in the restroom.

Today, the classification of waste cisterns is much more diverse. In order not to get lost in the wide assortment, it won’t hurt to familiarize yourself a little with this plumbing item and its varieties.

The site’s masters have prepared a special master class on the topic for you. Step-by-step instructions with exclusive photos and video materials.

According to the type of material from which they are made, tanks are:

  • metal (usually cast iron) - durable, but outwardly not very aesthetic;
  • plastic (plastic) - the lightest of all types, easy to install, but also easily susceptible to damage;
  • ceramic ones are reliable, easy to install, and have a wide selection of shapes and colors.

By type of trigger:

  • Lateral - a rope (chain) attached to the tank, which is located at a certain height from the toilet. The principle of operation of the drain mechanism is as follows: the rope pulls the lever, and on its opposite arm the plug with a gasket is lifted, and water enters the drain pipe.
  • Top - a button or head that is located on top of the lid, usually in the center. In this case, water enters the drain pipe after pressing the button or lifting the rod (rod). At the moment of pressing, the rubber bulb rises from its saddle and lets water through.

By type of trigger:

  • Manual mechanism - the tank valve opens at the request of the user, who thanks to this can regulate the amount of liquid used;
  • Mechanical - everything is adjusted without user intervention.

You can also distinguish types of cisterns according to the method of their installation:

  • Option 1: the tank is located almost under the flow, connecting to the toilet with a long fitting. This option provides maximum water pressure during descent, but does not look very attractive in modern design.
  • Option 2: the tank is fixed to the toilet. Compact option, convenient for carrying out various repair work.
  • Option 3: the drainage tank is built into the wall. This option allows you to save space in the restroom and looks very neat and aesthetically pleasing. A significant drawback is the complexity of installation and repair work.

Toilet cistern design: where does the water come from?

A tank is a container made of plastic, ceramic or metal, which can be made in various forms, can be equipped with different trigger mechanisms, but it has one purpose - to draw in and release water. This action is possible thanks to the internal structure of the tank. In fact, the toilet flush cistern device is a mechanism that consists of only two main elements: the flush mechanism and the water supply mechanism.

Upon closer inspection, you can also find a float, float valve, bulb, overflow, and levers inside the tank. These elements can be made from different materials, for example, the float may be brass or plastic, and the bulb may be plastic or rubber; they may also have differences in shapes and methods of connecting to each other, but the principle of their operation does not change.

The water supply mechanism operates with the help of fittings, which are responsible for drawing water into the tank. The water supply system can be designed in two ways:

  • the fittings are located at the top of the cistern, water enters through the side channel. The float in this version is located at the tip of the lever, and when it reaches a certain level, the other end of this lever presses on the rod, and it shuts off the water supply using a membrane. Quite a noisy method, but very common among domestic producers plumbers;
  • the fittings are located at the bottom of the drain tank - bottom supply. The float in this system moves along a vertical rod. Energy is transferred to the locking membrane as a result of the movement of the float using a special rod, which is a regulator for limiting the liquid level in the tank. A quieter option for collecting water compared to the previous one.

In principle, the water supply mechanism is a fairly simple design based on the laws of physics. But even the most basic systems sometimes fail and require intervention. Failures that may occur in the float mechanism:

  1. slow water supply. This problem is caused by a clogged sealing membrane. The solution is quite simple - you need to clear the water supply hole of debris. . The main thing is to carefully disassemble the membrane mechanism, and then assemble it sequentially, without leaving any unnecessary parts.. You don’t need any special tools, and everyone has pliers and wire cutters;
  2. Excessive amount of water in the tank. In this case, you need to adjust the water level in the tank. The method for solving this problem depends on the type of float. If it is a side feed, then the level is adjusted by unscrewing the lever nut, after which the side of the lever with the float drops lower. If this is a bottom feed, then the float level is set by rotating the plastic screw rod. You need to rotate so that the float goes down, then the water level in the tank will be lower;
  3. The float arms are broken. This malfunction cannot be repaired; it is necessary to change the entire float mechanism of the drain tank.

The device of the toilet flush mechanism or what happens after pressing the button

Such a familiar action for everyone, such as pressing the tank button, starts the drain mechanism system. The push-button mechanism is the most common and familiar option for draining water. As part of the protection program natural resources and for the purposes of banal savings, tanks with two buttons were developed, which are designed for small and large volume water (6–8l, 2–4l). IN in public places(cafes, restaurants, etc.) very often there are automatic flushing mechanisms that respond to movement and do not require touch, which is very hygienic. But the goal is one - to drain the water.

Modern flush tanks are often equipped with a convenient two-mode push-button mechanism, which allows you to use water economically.

What happens when the user presses a button (pulls a chain or lifts a handle)? This action activates the rod, which, moving, lifts the bulb and slightly opens the locking valve of the drain mechanism, and the liquid freely flows through the drain pipe into the toilet and then into the sewer. The fittings that are designed to regulate the drainage of water from the tank are responsible for this process. Depending on the design, the design of the toilet flush mechanism will have differences and features, but this will not affect the principle of operation of the system as a whole.

Has the system failed? The drain mechanism has its own “weak links” that wear out or break. The most common problem with mechanisms of absolutely all types is failure to retain water in the tank. The reason for this problem is often the following factors:

  • overflow The problem can be eliminated by adjusting the overflow level, raising it to a safe distance (not higher than the side holes of the housing) and installing the float so that the water supply stops below where the overflow begins;
  • The shut-off valve allows water to pass through. There are two possible solutions to this problem. In the first option, the rubber membrane is replaced if it has become unusable. In the second, sediment and debris under the valve that has accumulated during operation are removed.

To replace the membrane in modern plumbing, you do not need to disconnect the drain tank. Since the drain mechanism consists of two separating parts, it is enough to remove the upper part by turning it counterclockwise to get the job done.

More serious damage is considered mechanical damage components of the drain mechanism. In some cases, it is possible to replace or repair a broken part, in others, it is necessary to replace the entire mechanism.

Installing the cistern yourself

It will not be difficult to carry out this stage if you have an idea of ​​how the system should work and what problems may arise during operation. Having familiarized yourself with the object of work, its characteristics and weak points, you can begin assembling and installing the drain tank. The installation process can be divided into several stages, but the options for assembling and attaching the tank will differ depending on the model and type of toilet chosen.

Stages of installing a cistern:

  1. The first thing you need to do is assemble the tank. It is recommended to carry out this process according to the instructions that come with this plumbing fixture. To assemble modern models, no special tools are required; all elements are fastened by hand.
  2. Securing the tank. All fasteners are also included with the drain tank. It is important that the mounting screws are made of stainless alloy. If this is not the case, then it is better to replace them immediately. Rubber seals It is recommended to treat the washers of these screws with a sealant intended for such work. In the instructions for the tank you can also find a diagram of its installation, which will differ depending on where the tank is mounted: on the wall or on the toilet.
  3. Connecting the system. All drain and liquid inlet joints should be carefully sealed to prevent leakage.
  4. Adjusting the float mechanism. To ensure that the water does not overflow and is collected in the required volume, the float should be set to the desired level.
  5. Test run and troubleshooting. This is the final stage at which the functionality of the mechanism is checked and possible problem areas are identified.

For a person to live comfortably, water supply and lighting of the premises are necessary, as well as properly working plumbing fixtures, connected to sewer system. One of the most popular plumbing fixtures is the toilet and cistern. Currently, cisterns are most often equipped with buttons responsible for the smooth flush of water into the toilet. The toilet cistern button becomes unusable over time or requires repair. Read on to find out how to do this.

Drain tank equipped with a button for draining water

Tank device with button

A cistern is a container that holds water for flushing. For operation, the tank is equipped with fittings. Toilet cistern device with button:

  1. drain mechanism. The device connected to the button is responsible for draining the water. At the bottom, the flush mechanism is equipped with a sealed membrane that protects against water leakage into the toilet;

Mechanism for draining water by pressing a button

The drain mechanism can be equipped with:

  • single-mode button. The water is released when you press a button. In this case, all the liquid from the tank enters the toilet;

Drain button operating in one mode

  • dual-mode button. The button with several operating modes is divided into two parts: small and large. When using a smaller portion, half of the liquid in the tank ends up in the toilet. When draining the water most of the button, the water is drained in full.

Drain button capable of operating in two modes

  1. filling valve responsible for collecting water into the container. The filling mechanism is equipped with a float that regulates the water level in the tank. The mechanism may have:
    • lateral water supply. Most often found in Russian-made tanks. Distinctive feature the mechanism is the formation of noise when collecting water;

Filling valve with side water supply

  • lower water supply. When installing a valve with a bottom connection, it is important to achieve complete tightness of the connection.

Water filling mechanism with bottom supply

All fittings installed in the cistern are interconnected. After pressing the button, the water drains. In this case, the float of the filling valve drops to the bottom of the container and opens the inlet valve. Water begins to flow from the water supply and raises the float to the set level. When the container is full, the inlet valve will automatically close.

How do cistern fittings work?

Button repair

Tank fittings may become unusable for the following reasons:

  • use of low-quality mechanisms. Professional plumbers recommend installing tank fittings manufactured by companies such as Cersanit, Vidima, Jika;
  • natural wear and tear. Any device is designed for a certain number of years of use or number of flushing cycles;
  • mechanical damage. Careless use may result in damage.

Button malfunctions and ways to eliminate them

The most common malfunctions of the push-button mechanism are:

  • “sticking” of the button, that is, the water is flushed only after pressing the drain device multiple times;
  • failure of the button, that is, the button mechanism is lowered into the container of the cistern.

Removing sticking

If the water is flushed after pressing the button multiple times, then the malfunction is associated with the rod connecting the drain device and the drain mechanism.

Connection device between the button and the drain valve

To resolve the problem you must:

  1. shut off the flow of water into the tank;
  2. remove the tank cap. To do this, first of all, the inner part of the button is removed, and then the locking ring located on the button is unscrewed counterclockwise and removed;

Disassembling the button and removing the retaining ring

  1. the button is removed;

Unscrewing the trigger mechanism

  1. the rod is being repaired;
  2. the system is assembled into reverse order.

Failure Elimination

If the toilet cistern flush button fails, the reasons for the breakdown may be:

  • incorrect setting of the drainage device (insufficient height of the button location is selected);
  • failure of the spring that returns the button to its original position. The problem is solved by replacing the spring.

To configure the drain mechanism, you need to:

  1. turn off the water supply to the container and completely drain the remaining liquid;
  2. remove the drain mechanism (the entire valve turns to the left until it clicks);
  3. press out the latches securing the glass;
  4. increase height;

Eliminating drain button failure

  1. install the valve and cover;
  2. Check that the problem has been resolved and repeat the procedure if necessary.

Replacing a button

If the above actions do not help eliminate the malfunction of the tank release mechanism, then the drain button must be replaced. You can do the work in the following way:

  1. remove the button according to the diagram described in detail above;
  2. disconnect the button from the exhaust valve;
  3. install a new device.

All work to troubleshoot the button must be done extremely carefully so as not to damage the remaining elements of the fittings. If you can’t fix the problem on your own, it’s best to turn to specialists for help.

Toilet cistern button: how to repair the device yourself


Knowing internal organization tank and the operating principle of individual elements of the installed fittings, you can carry out repairs on your own. Professional help is required only in exceptional cases.

Toilet cistern with a button and with a bottom water supply: device, types of breakdowns and repairs

Knowledge of the design of a plumbing fixture will allow you to repair it without waiting for a professional to arrive. For those who are still familiar with technology, but want to fix the problem with their own hands, it is worth noting that regardless of the material of manufacture, installation specifics, shape and a number of other differences, the operating principle of all toilet flush tanks is practically the same.

A flush cistern with a button and a bottom water supply is the most common device on modern models toilets. This article is devoted to their features and functioning.

Toilet cisterns in this design are somewhat more expensive, but have a number of advantages. One of them is almost silent operation and good maintainability.

The number of buttons - 1 or 2 - does not play a big role. This design only affects ease of use in terms of saving water. The pictures show various float mechanisms for cisterns with a button for the FOMINAYA, Uklad AB, INKOER toilet models.

The common thing is that the float moves strictly vertically. It is rigidly connected both to a button, pressing which initiates the drainage of water, and to a valve (via a rod) that shuts off its supply when a certain level is reached.

The principle of operation of a tank with a button and a bottom supply

  • The water supply is regulated by a diaphragm. “Responsible” for changing its position ball valve, which is controlled by a button located at the top of the cistern, on the lid.
  • The siphon through which the drain is made is located in the center of the lower part of the body. It is fixed on the outlet pipe using the so-called “saddle”, which is a special gasket.

Although this issue is not directly related to the topic of the article, some points are still worth considering. After all, if the device of a flush cistern with a button has interested a respected reader, it means that there are some problems with the toilet. Let's figure out how to deal with them using the simplest and most common examples of problems.

Before starting repairs, you should turn off the water supply to the toilet tank. This is understandable, since you will have to dismantle the fittings. All technological operations are so simple that they usually do not cause any difficulties. The main problem is different - not everyone knows what they are looking for and where exactly it is located in the drain tank. So we’ll figure it out, and a photo and some explanations will help us with this.

Removing the cover

If you try to simply unscrew the button, nothing will work. It rotates freely and that's it. In order to remove the cover, you need to press down the button, and only after that, by turning the rim (as is customary in such cases, counterclockwise), you can unscrew it.

Cleaning the membrane

Its contamination leads to poor drainage, since the flow of water from the toilet cistern is significantly reduced. The main difficulty that most home craftsmen face when servicing or replacing it is to correctly determine where the membrane is located. It is a structural part of the toilet cistern siphon.

To gain access to the membrane, you need to unscrew the nut located at the bottom of the tank, which secures the siphon to the drain pipe. Next, remove it, clean it of deposits and rinse under running water.

Perhaps these diagrams and recommendations will help some of the readers:

More complex defects in the toilet cistern, as a rule, cannot be eliminated on their own, but rather the fittings are dismantled and new ones are installed. And there is no point in this, considering that the estimated price of the product is from 325 to 1,200 rubles (for some imported models of toilet tanks). If you purchase a removable membrane separately, it will cost approximately 220 – 335 rubles.

By the way, initially tanks with a button and with a bottom water supply were designed this way - with the expectation that it would be possible to carry out modular repairs of the product, and not waste time on disassembling, identifying the fault and replacing the defective part.

From the drawings and photos presented above it is clear that the design options for fittings for different models There are several tanks with a button, and specifically with a bottom supply. Therefore, replacement is carried out on a one-to-one basis.

Toilet cistern with a button and with a bottom water supply: device, types of breakdowns and repairs


Toilet cistern with a button and with a bottom water supply: structure, types of breakdowns and repairs Knowledge of the design of a plumbing fixture will allow you to repair it without waiting for the arrival

How to fix a toilet flush cistern with a button?

Plumbing equipment is subject to intense operating loads and often fails. When the toilet tank constantly leaks, it causes great losses due to excessive water consumption. It is not advisable to call specialists because the device fails, since repairs mostly involve adjusting the tank mechanism. But to understand how to fix a toilet, you first need to know how it works. Let's figure out how to independently repair a toilet cistern with a button.

Toilet device

The toilet includes the following elements:

  1. Toilet bowl connected to sewer pipe sealed cuff.
  2. Drainage tank with fittings that allow it to be filled with water and drained.

A water supply hose is connected to the tank. Depending on the design, it is connected from the side or from the bottom. The bowl and cistern are usually connected to each other using bolts and a seal.

  • rod release mechanism with drain button;
  • a shut-off device (inlet valve) connected to a float;
  • rubber sealing gaskets.

How a toilet with a button works

A toilet tank with a button is a water seal that is filled with a portion of water, which is supplied to the bowl when the valve is opened. The flush is controlled by a button that needs to be pressed. At the same time, the valve opens and the water flows down under its own weight, washing the bowl. After the tank is released, the shut-off valve at the inlet opens, the tank is filled with the next portion to a certain level, regulated using a float. Access to the mechanism is provided by opening the top cover of the tank.

Preparation for repair

Before you can repair the toilet cistern, you need to open it. It is only accessible from the top if you remove the cover. In many modifications it is attached using a ring around the button. This ring must be pressed and turned counterclockwise. After prolonged use, the ring may not turn. Then a few drops of oil are applied to the attachment point. After the ring has turned, unscrew it, and then release the button from the plastic clothespins and remove the cover.

Models are equipped with one or two buttons. In the second case, one of them is intended for a small flush, and the other for a large one. To dismantle the cover, press one button and remove both of them one by one through the technological groove. Then unscrew the fastening screw and remove the cover.

Do-it-yourself methods for repairing the tank mechanism

Through the upper hole in the tank the entire mechanism of the drain fittings is visible. It may have the following faults:

  1. The tank is constantly leaking.
  2. There is no water pressure at the inlet.
  3. Uncontrolled drain mechanism.

The causes of these malfunctions can be different, and the method in which the toilet cistern will be repaired depends on them.

  • The plug (bulb) does not fit tightly to the drain hole. To avoid this, you should purchase plumbing fixtures High Quality. The possibility of repair can be checked by pressing the rod with slight force. If water does not flow, the plug can be slightly weighted with additional weight or the stem can be leveled. You also need to periodically clean the seal from rust and salts, due to which the seal is broken and liquid constantly flows into the bowl.
  • The regulator does not shut off the water supply. At the same time, the tank will never overfill, thanks to the presence of an overflow tube. The serviceability of each element of the device is checked: float, intake valve, fasteners, rod. The failed part is replaced or the float mount is simply tightened.
  • Leaking from the tank into the room. It may have a crack or the gasket seal may be broken. Special attention You should pay attention to the quality of the connection between the current tank and the bowl. It needs to be tightened, and if this does not help, the rubber gasket is changed. Another cause of a leak may be wear of the cuff at the junction of the bowl drain with the sewer pipe. The seal is replaced with a new one, having cleaned the connection of contaminants and treated the surfaces with sealant.
  • Weak pressure through the inlet valve. This usually happens if it becomes clogged. This can be prevented by cleaning or installing a filter in front of it.

Intake Valve Replacement

Before repairing the toilet, you should turn off the water supply valve. It is connected to the pipeline from the riser. Then the flexible hose is unscrewed from the inlet mechanism. It can be easily removed if the fastening is loosened. A new or repaired one is installed in its place. Assembly is carried out in reverse order. Plastic threads do not require sealing, and fluoroplastic tape is wound onto brass threads.

Replacing the drain valve

The main reason is wear and tear o-ring under the valve. To replace it, you need to remove the fittings and install a new gasket. Then reassemble in reverse order.

The water release button should always be used carefully and pressed without any sudden force.

Adjusting the water level in the tank

The water level can be easily adjusted with your own hands. To do this, the float is installed in a certain position.

The optimal level is considered to be when the water supply to the container has stopped, and a few centimeters remain to its upper edge.

The adjustment method depends on the design of the valve. The simplest one is bending a metal rod. If the float moves along a horizontal plastic guide, it is fixed using fastening elements in a certain position. With a vertical layout, it is moved with an adjusting screw.

When choosing the filling level, do not forget about the overflow tube. Its upper edge should be a couple of centimeters above the water level in the filled container. If it is located lower, water will constantly flow into the bowl through the overflow.

Tank Troubleshooting

The tank may leak water due to a crack in it. The same applies to the cup. In this case, the question of how to repair the flush tank or bowl does not arise: the entire toilet is usually replaced. A small crack in the upper parts of ceramic products can be sealed. To prevent it from spreading further and increasing water seepage, it is drilled at the ends and processed along the entire length sandpaper. The work is done carefully.

The surface is degreased and the gap is filled epoxy resin. After hardening, the seam is sanded.

Features of repair of products with bottom water supply

Not so long ago, tanks with bottom water supply began to be used, which makes them more compact due to the absence of protruding tubes. Typical malfunctions and features of repairing a toilet flush cistern with a button with a bottom water supply:

  1. Weak water pressure. For normal operation of the diaphragm valve, a water pressure of 0.05 MPa is required. Otherwise, water will constantly flow into the tank. An increase in pressure is created by cleaning intake valve and filter.
  2. Installation errors. The outlet fittings must not come into contact with the walls of the tank.

Repair of a built-in tank (with installation)

It is more difficult to get to the tank mechanism installed behind a false wall. First of all, you should purchase a device with high reliability which rarely requires repair. There should be inspection hatches in the wall through which you can get to the tank and replace the gaskets if the seal is broken. Drain fittings It will not be possible to repair it yourself due to the complexity of the design.

Before hidden tank a coarse filter is installed to catch solid particles, which in most cases cause leaks.

How to choose the right plumbing fixtures?

When choosing a toilet, pay attention to the following.

  • Mounting method: monoblocks, compact and separate toilets. The choice is made taking into account the size of the room, design and labor intensity of servicing the tank.
  • Accessories. Most parts that have low strength and reliability are made of plastic.
  • The presence of positive reviews, a well-known manufacturer, a guarantee and a certificate.

Conclusion

The durability of the cistern is ensured through the use of non-corrosive and durable materials. The tank mechanism is simple and can be adjusted and repaired with your own hands. You should purchase toilets of common designs so that you can easily find a new part.

Repair of toilet cistern with button


Do-it-yourself repair of a toilet cistern with a button: step-by-step instruction. The design and principle of operation of the toilet. Types and causes of malfunctions, solutions.

Operating principle, features and design of a flush tank with a button

Any house or apartment these days has plumbing fixtures as integral elements of comfortable living. Separately, it is worth highlighting the drainage tank device with a button. Its high performance properties are achieved thanks to a well-coordinated system of water drainage mechanism. This element is one of the main ones in the functioning of the entire toilet design; it includes a bowl made of ceramic material with built-in mechanisms for collecting and releasing water.

Toilet cistern design

Today, the construction products market includes a variety of cisterns, their difference lies in source material, working arrangement of parts, price and quality.

The principle of operation of all such structures is approximately the same, only the mechanism is different, which can be:

Toilet bull with one flush button

  • with one flush button;
  • with a pair of flush buttons;
  • with a device that has two modes.

Relatively recently, a mechanism appeared on sale that included two buttons. This system can reduce water consumption. Using one button, all the liquid flows out from the drain tank; using another button, only a part will drain. The flushing procedure itself also looks different:

  1. Water enters the toilet directly from the flush cistern; here the water moves in one direction.
  2. During flushing, water constantly flows in different directions. This drain is more efficient, but it produces a lot of noise.

In order not to make a mistake in choosing such a device, and in the future to easily carry out assembly and repairs, it is worth knowing its design. The mechanism of operation of flush tanks is simple: its work begins with the collection required quantity water and flush it down the drain through the toilet.

To some extent, the design resembles a conventional water seal, which includes a seal, levers and a float. By independently pressing the lever or button on the lid, water flows out, while performing the most important tasks - eliminating waste into the sewer.

Toilet cistern design

There are visible structural elements, these are:

The invisible part of the structure includes:

How does the drain mechanism work?

By pressing the release button, the tank system begins to operate. Such a device for drainage equipment is located in connection with its “filling”, located in the container itself. Before the button is pressed, the tank is waiting. It already contains water, which runs up to the set level. Using a special bulb, the liquid is held in the tank. It is made of rubber material, so it always fits quite tightly to the saddle. By pressing the button, a pull is performed, which in turn pushes the bulb away to open the drain. As a result, the seat will not be clogged, liquid will enter the hole in the tank and flow out into the toilet.

Toilet with a button on the cistern lid

After releasing the button located on the tank lid, the bulb does not immediately return to its original position. Otherwise, this would have meant that the drain was short-lived. IN correct device This is the process of slowly lowering the pear, completely hollow inside. There is only air in it, pushing it out of the saddle.

Lifting force of this component the system becomes smaller in terms of the degree of water collection into the tank. At the end, the pear is completely sucked to the saddle. Installation without a special guide tube would not bring a positive result. The secret here is that various forces act on the rubber shutter, leading it in the direction of minimum resistance. If there was no pipe in the structure, then this rubber element would not be able to return again to the saddle located in the center of the tank.

Toilet cistern systems

The functioning of the cistern occurs due to two systems: water intake and drainage. The first is also called inlet, its operation is quite simple. It allows liquid to pass through and allows the tank to be filled at a time when there is no water in it, and allows it to flow according to the degree of filling of the container. There are quite a few types of valves that work for inlet, but the principle is the same everywhere. Any device has a float that determines the water level. Each system includes a float adjustment operation, with which you can simply adjust the degree to which the tank is filled with water. The service life of the inlet elements depends on the quality of the incoming water, which is why experts recommend installing a filter.

Toilet operating system

Fittings for draining water - this system makes it possible to control the drainage of water from the toilet tank. This design can be placed in several positions. Selected species drainage components make it possible to use water drainage in two modes: standard and economical. In addition, the outlet parts in the design of the flush tank can perform an emergency drain of water if necessary. If the parts of this system stop working, then all the drain fittings have to be replaced.

The main problems in the operation of the toilet appear due to malfunctions of these two systems. Therefore, to prevent leakage, you need to determine which of them has stopped working by replacing parts or the entire set, and repair the breakdown.

Equipment installation

It is not difficult to buy shut-off valves at any plumbing store, but it would be better to install the branded components included in the kit. Thus, there is a greater likelihood of matching all components.

To install the cistern yourself, you need the following tools:

  • wrenches: adjustable and open-end;
  • bendable hose;
  • screwdriver;
  • plumbing system;
  • gaskets of the required size;
  • fuma made of rubber.

The instructions for installing such equipment include several stages. Initially, you should install the lower part of the drain assembly in the tank, the main thing is to make a tight fit to the outlet hole. Install a rubber gasket between the bottom of the container and the base. Then install the tank on the toilet. A thick rubberized ring should be placed between them. This will prevent surfaces from touching. Using bolts, you should screw the flush and flush structure to the toilet.

If this is a drain tank device with a button with a bottom water supply, then before installing the structure, the elements that will supply the liquid should be correctly installed. In this system, rubber gaskets should be firmly secured. They will help avoid leakage. In a structure placed on top, these elements will not be needed, since they are above the water level. After fixing the tank, you can install such units. The same method is used for these types of installations. A tube is threaded into the hole in the tank and secured on both sides with nuts.

The next step will be to attach a bendable hose to the riser fitting and attach a water tap, allowing, if necessary, to carry out repairs and shut off the flow of water. Typically, hoses have nut-spacer elements in their design, which ensure fastening strength. However, craftsmen most often build in a fuma for greater reliability. After connecting the tank to the water supply system, the float should be adjusted. The liquid level should be 15 cm below the edge of the tank.

At the last stage of installation, you will need to install the mechanism. The upper fittings should be placed in the hole of the cover and attached decorative elements, covering the hole.

Methods for installing a toilet cistern

The toilet cistern can be attached in three different ways:

  1. The first method looks like this: the structure is installed directly under the water flow, and you need to combine it into a whole system with a toilet using tank fittings. The scheme may not look very nice, but it is capable of providing good water pressure at the time of its descent.
  2. The second installation method is that here the flush tank is mounted on the toilet itself. In most cases, this is done when you need to replace an old tank that was installed using the first method. The main advantage of this installation option is that the tank and lid are placed in plain sight, and maintenance and repairs can be carried out as simply as possible.
  3. The third method of installing a drain system tank is that the structure will be embedded in the wall. The main disadvantage of this installation scheme is the repair of the wall. To the benefits this method Refers to: complete invisibility of the tank and space saving.

Drain tank device with a button: mechanism, action, installation instructions, options


It’s hard to imagine without a comfortable toilet cozy home or an apartment. This article suggests learning about the design of a flush tank with a button.


A typical toilet tank and the water drainage mechanism included in its kit are a mandatory accessory of any comfortable home (more precisely, the toilet in it). The toilet flush cistern is most often located directly above the plumbing fixture or is mounted higher along the wall at some distance from it.

The domestic market offers a wide range of drain mechanisms that are quite simple in design. Classic device a toilet involves the operation of all its elements according to a similar scheme, which allows you to use a unified approach to current repairs the insides of the tank.

standard set of internal piping of the tank

The latter is explained by the fact that the principle of operation of the toilet flush for all known models is the same, which provides the possibility of a universal approach to their restoration in the event of a breakdown.

Toilet cistern device

Basic provisions

Flush system with trigger is the most important element this plumbing fixture. It is a container of a given volume with technological holes on it. Two of them are necessary for the input and output of water masses from cistern, and the third is used to place the inspection cover.

note: The inlet mechanism has a special toilet flush valve that limits the flow of water into the tank.

When the flush mechanism of the tank operates, water first accumulates in the tank, and after that (by pressing a special built-in button) it is flushed into the toilet bowl.


The most convenient way to understand the structure and principle of operation of the tank is to consider the features of the toilet flush system.

Purely structurally, the drain tank contains the following main components and mechanisms:

  • water supply control device;
  • a special hollow “float” included in its composition;
  • a mechanism for blocking the flow of water into the sewer hole (toilet flush).

Based on the type of material used in the manufacture of the body, known examples of drain systems are divided into ceramic, metal and plastic products. All of these varieties have their advantages and disadvantages. In this case, the issue of choosing a specific sample is decided by each user personally.

By method of fixation and location drainage system for a toilet can have the following designs:

  • a low-mounted device installed directly on its body;
  • high-mounted release tanks, which are hung on the wall or built into it through the use of a special niche.

Note that the device of a toilet flush cistern with a separate arrangement assumes the presence of a special channel, made in the form of a separate drain pipe. The higher the point where the storage tank is placed above the toilet unit, the stronger the pressure of the water flush it creates.

The only drawback of separate waste tanks is that they are not very aesthetically pleasing. appearance. In contrast, devices in interiors mounted directly on the device body toilet rooms look much better.

Features and types of flush toilets

In anticipation of an emergency (if the toilet is broken, for example), a special overflow mechanism is provided in the design of the drainage system. If the water in the storage tank exceeds a predetermined level, it begins to flow into a special tube and flow directly into the sewer.

The entire toilet flush system works in such a way that, by definition, liquid cannot spill out through the edges of the storage tanks.

Important! When this safety mechanism is triggered, the cold water flow meter readings naturally increase. However, at the same time, the toilet drain system will not overflow, which is guaranteed to avoid flooding of the apartment.

The design of a toilet flush can be horizontal or circular. In the horizontal version, water flows from the flush tank in the classic way(in a continuous stream) through the hole in the bowl.

The second of these approaches involves the formation complex shape a stream flowing in a circle from its rim. The simplest outdated designs use a special rubber bulb (sometimes called a siphon), which prevents the flow of water by sealing the drain hole.

Toilet cistern repair

Any (even very reliable) water flushing mechanism fails over time, which, due to the special importance of this element of plumbing, requires emergency measures.

Repairing a toilet with your own hands requires basic skills in handling plumbing tools, as well as the ability to quickly detect sudden damage.

Before you repair the toilet yourself, carefully read these instructions and watch the video at the end to reinforce the material.

In the event that water does not flow or drain from the storage tank, the cause of the malfunction is most likely the following damage to the toilet tank:

  1. If the automatic water supply mechanism is disrupted, it is necessary to check the needle valve of the valve, through which the flow is shut off. Such a malfunction can lead to an emergency situation that disrupts the normal filling and flushing of the toilet;
  2. in the case when water constantly flows into the sewer channel through the drainage device, you should check the reliability of the fit of the closing “pear” to the sealing collar of the drain hole;
  3. and, finally, if a poor supply to the tank from the water main is detected, you need to check and thoroughly clean the fine water filter.

Note: The diagram of the toilet cistern and the location of its elements is shown in the photo on the right.


general principle toilet fittings work

To restore an old-style drain tank, first of all, you should worry about purchasing parts that are rarely available for sale. If a malfunction is detected, you should check the integrity of the float, the “bulb” and the rubber o-ring located on the drain of the toilet flush system.

Plumbing equipment, even of very high quality, often fails. First of all, this is due to the intensive use of devices. A minor breakdown of the toilet can lead to serious consequences if the problem is not corrected in a timely manner. The easiest way is to entrust the repair work to a plumber, however, knowing the principle of operation of the toilet mechanism, you can fix it yourself. Flush mechanism for a toilet cistern with a button: the device and repair tips will be discussed in more detail in this article.

What does it consist of?

A toilet is a piece of sanitary equipment that consists of a bowl and a water reservoir. The bowl is attached to the wall or installed on the floor. The water container is a drain tank of a plumbing fixture and is located above the bowl. The inside of the tank is a mechanism that performs the functions of collecting water and supplying it for flushing.

Cisterns may have some differences. First of all, this applies to devices that are used for draining: a button or a trigger lever. Let's take a closer look at the push-button option.

Such devices can have either one or two buttons. Scheme of the drain mechanism for the tank.

  • Fill valve. It is necessary to maintain a certain water level in the toilet tank. When the water reaches a certain level, the tank stops filling. A special float regulates the operation of the fill valve.
  • Fittings for the tank (drain and shut-off). This design is responsible for regulating the water supply during the flushing process, so that it does not drain unnecessarily. When the container is filled with water to a certain level, the shut-off valve is pressed tightly against the drain hole, which prevents water from leaving the tank.
  • Drain mechanism. It is a device in the form of a button for supplying water from the tank to the toilet bowl.
  • Overflow device. The mechanism controls the amount of water in the tank. This is necessary to ensure that water does not overflow from the tank. If there is an excess amount of liquid, the overflow tube directs it into the sewer.

There are two types of water supply system for toilets: side and bottom. Devices with a side mechanism are less in demand among buyers due to the rather loud noise that occurs when drawing water. Devices with bottom feed are more convenient to use, but have a high cost.

Principle of operation

Toilet models with one start button work quite simply. The fill valve ensures that the tank is filled with water, provided that the control float is lowered. Once the tank is filled to a certain level, the control devices (float and shut-off valve) are activated and the water supply stops.

To start the draining process, you must press the start button. The valve at the bottom of the tank will open and water will begin to flow into the toilet bowl. The two-button model has a similar operating principle. Descriptions of the mechanism of action of such devices will look the same. Only in this case, one button will be responsible for completely draining the water from the tank, and the other for partial draining.

Imported toilets may have some features in the design of the flush mechanism. Single-button devices may have a similar operating principle to equipment equipped with a double button.

For example, the Idronord flusher works as follows: when you press the start button, water flows into the bowl, and when you press the same button again, it stops descending.

Access to the drain mechanism

Before repairing or adjusting the toilet fittings, it is necessary to ensure access to it. components. To do this, you need to remove the drain tank cover. Most often, the cover is fixed with a ring that is located around the start button. This ring must be removed by unscrewing it counterclockwise. The rim is removed along with the button, after which you can easily remove the lid from the tank.

Unscrewing the cap ring on old plumbing fixtures can be problematic. If the rim does not turn, you need to lubricate it vegetable oil or use a flat screwdriver to pry it at the location of the special slot.

If it is necessary to replace the fittings, it may be necessary to remove the drain tank itself.

This procedure proceeds as follows:

  • It is necessary to shut off the supply of cold and hot water.
  • To empty the tank, press the start button.
  • A hose is connected to the container on the side or below, through which water flows. This hose must be removed by first unscrewing the fixing nut.
  • The tank is attached to the bowl using special bolts, which, in turn, are secured with nuts. Divorceable wrench You need to unscrew the nuts, after which you can disconnect the tank.
  • At the bottom of the drain tank there is a large plastic nut that secures the fittings. The nut must be unscrewed, which will allow the drain mechanism to be removed from the tank.

Common causes of malfunctions

Before you start repair work, it is necessary to identify the location and cause of a particular toilet breakdown.

Problems with plumbing may arise due to the following circumstances:

  • errors were made during installation of the equipment;
  • improper installation or adjustment of the drain mechanism;
  • failure individual parts toilet.

One of common problems with the toilet tank there is too much or too little water. The cause of such a breakdown may be the control float. However, in some cases, the filling of the tank is affected by a dirty hole through which water enters.

An unpleasant malfunction of plumbing equipment is a leaking drain tank. Water can flow directly into the room or constantly flow into the toilet bowl. With constant draining, the tank will continuously fill and at the same time may remain almost empty. In this case, you should check the shut-off valve, which could be deformed or clogged.

If water enters the room, the problem may be related to the gasket, which is located at the junction of the tank and toilet bowl, or to the fastening elements (nuts and bolts) of the tank. In this case, you will need to disassemble the toilet and replace worn elements.

Owners of devices with side water supply to the tank often encounter the problem of excessive noise when filling the tank. Most often, the reason lies in a special plastic tube, which is located inside the tank and plays the role of a kind of muffler. To eliminate the defect, it is necessary to remove the lid from the barrel and attach the fallen tube to a special pipe.

The features of repairing a drain tank directly depend on the cause of the breakdown. It is extremely rare for a toilet to fail completely. Basically, individual elements of plumbing equipment are subject to wear or deformation. To replace or repair fittings, you can purchase a complete repair kit for the desired toilet model or do only what is needed.

Float

Often, malfunctions associated with the intake of water into the tank occur due to incorrect adjustment of the control float. Most often, the float is attached to a strong metal wire. If too little water enters the container, it is necessary to bend the wire so that the float changes its location and becomes higher than its current level.

If the tank is filled with water above the required level, the regulator must be lowered below its current location.

In modern toilet models, the floats are fixed using plastic elements. This mechanism involves adjusting the float using a special screw. In this case, installing the regulator at the desired level will be even easier, since you will not have to select the appropriate bending angle of the wire.