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Do-it-yourself Mora geyser repair: description and video instructions. Gas water heaters mora top vega Operation and repair work

Geyser MORA-TOP is represented on the Russian market by three models, each of which has two modifications. MORA-TOP is a brand of a Czech manufacturer. The company's brand has been known to consumers in the heating and water heating equipment market for more than two hundred years.

The company tirelessly delivers warmth, comfort and coziness to people's homes. Symbiosis modern technologies with more than two centuries of experience and allow us to speak with confidence about the quality and reliability of MORA-TOP products.

The company boasts a very significant product line of gas hot water equipment, as well as various boilers for heating systems. Today on the Russian market we can find gas mounted boilers, gas flow-through columns, electric mounted boilers, as well as stationary cast iron floor boilers. MORA-TOP equipment brings unforgettable comfort and warmth to its buyer’s home.

Geyser MORA-TOP model 10 MAX and VEGA 10 E MAX

The presented MORA-TOP Geyser has a thermal power of 17.3 kW, with a water flow of 10 liters per minute. Difference VEGA 10 MAX from VEGA 10 E MAX is as you see the index E, which indicates the model’s equipment electric ignition. The column is perfect for heating water in homes and offices. Model characteristics:

Advantages:

  • The operation of the water heater is very simple.
  • The model has an average water flow of 10 liters/min
  • Thermal power 17.30 kW
  • Equipped with an electric ignition system.
  • Equipped with an open combustion chamber
  • Wall mounting with bottom gas and water supply
  • Safety systems are standard: overheating and gas control
  • The controls are simple; two knobs control the water heating temperature limit and the burner flame size.

Geyser MORA-TOP VEGA model VEGA 10 and VEGA 10 E

Gas water heaters VEGA E are presented by the manufacturer as an absolutely “star” example of a water heater from the Czech company MORA-TOP. The column is perfect for heating domestic water in consumer homes and in enterprises. the column, as in the previous model, has electric ignition if there is an index E.

Thanks to their small dimensions, laconic design and remarkable technical characteristics, Vega geysers, according to the manufacturer, are superior to all similar products on the water heating equipment market. The characteristics of the model completely coincide with VEGA 10 MAX and VEGA 10 E MAX respectively.

Device diagram VEGA 10, VEGA 13, VEGA 16

Geyser MORA-TOP model VEGA 13 and VEGA 13 E

Column VEGA 13 is one of the representatives of the bright family from the company MORA-TOP. A distinctive feature of the model is the increased power up to 22.6 kW. This power allows you to work with a productivity of 6.5 to 13 liters per minute. At the same time, the column is equipped with reinforcement made from combined materials from the German company Mertik. The manufacturer guarantees that the column will turn on even with a water flow of 3.25 liters per minute. Model characteristics:

Advantages:

  • Heat exchanger with tubes 18 mm

Thanks to design innovations, Mertik combined fittings were used, as a result of which moving parts are excluded from working in the aquatic environment. Thus, one of the main reasons for the breakdown of most columns was solved - namely, water leakage. As you know, the weak point is precisely the junction of the water and gas fittings.

As we know, leaks of this kind require replacement of the entire structural unit. The heat exchanger with tubes is equipped with turbulators, which prevent the formation of scale on the walls of the heat exchanger. Additionally, turbulators provide instant water heating.

Geyser MORA-TOP model VEGA 16 and VEGA 16 E

It’s not hard to guess that the VEGA 16 E column is the most powerful “beast” of the bright family from the company MORA-TOP. The power of the model reaches up to 26.4 kW. with water flow up to 15.2 liters per minute. Exactly, like previous models, it is equipped with an emergency thermostat responsible for overheating the water inside the heat exchanger.

The backdraft valve prevents combustion products from entering the room. In any case, of course you need to monitor the chimney and check the draft regularly. All columns are equipped with an ionization electrode. This electrode blocks the gas if the flame goes out. You can be sure that the burner will not burn without a lack of water flow. Model characteristics:

Advantages:

  • The model is not large in size
  • Fairly simple operation and maintenance of the device
  • The operation of the column is fully automated.
  • The manufacturer guarantees gas savings of up to 10%
  • Quite high efficiency in the water heater segment: 92%
  • Heat exchanger with tubes 18 mm
  • Convenient, simple, stepless power control using knobs on the front panel
  • Automatic retention of the set temperature.
  • Thanks to turbulators, economical heating of hot water supply is achieved

To summarize the review, it should be added that when choosing the Mora Vega 13 product, get ready for the fact that the MORA-TOP gas water heater will most likely be the most expensive in the water heater category. The family indicators allow you to select a column for all life support needs up to three water collection points. The device works perfectly with both natural and liquefied gas. Detailed instructions You can find the operating instructions on the website in the section.

Dear ladies and gentlemen, if you have experience with MORA-TOP water heaters, positive or negative, we ask you to leave a short review. Perhaps your review for the future owner.

For supply hot water and heating a private home, the most popular equipment is a gas water heater. It is accessible to almost everyone and does not require high costs. But you need to choose quality equipment. After all, a comfortable atmosphere in the house and safety depend on this. In this article we will consider all the advantages and disadvantages, as well as the features of the Mohr gas water heater.

Gas water heater device

Mohr's geyser is instantaneous water heater. It consists of the following elements: gas burner, water-gas fittings, ignition device and heat exchanger. All elements of equipment are hidden in a small and aesthetic case, along with safety and regulation equipment.

Using a gas burner, safe combustion of gas is ensured, while heating the water in the heat exchanger. After the water tap is closed, the gas supply stops and the burner goes out. Ignition in a gas water heater can be of two types: electric and piezoelectric. In the first type, electric batteries are used to ignite the spark. And in the piezoelectric method, after pressing the button, the igniter is ignited, and from it, in turn, the burner is ignited.

After opening the water tap and changing the pressure in heating system Ignition is carried out using an ignition device.

Advantages and disadvantages

Using a Mora gas water heater, you can provide heating to your home, as well as a supply of hot water. The principle of operation is quite simple: after opening the tap, the burner is ignited using the igniter. And it heats the water in the heat exchanger.

The water is heated as it passes through the heat exchanger pipes and enters the heating and hot water supply system. If you close the tap, the burner goes out and the column stops working. The versatility of the Mora gas water heater ensures continuous heating and hot water supply in the house.

The main advantages of the column are its efficiency and small sizes. Other advantages of a gas appliance include:

  • No noise during operation.
  • The heat exchanger will not leak over time. Because it is made of copper.
  • High equipment efficiency. Even if the water pressure is from 0.2 atm.
  • High efficiency. It reaches 94%.
  • The design of the burner is well thought out, as is the protection of the igniter from various contaminants.
  • Safety system.

The downside is the problem of finding parts for older models. Although the Mora gas water heater is cheaper than its analogues, many note its high cost.

Features of the Mohr geyser

Mora instantaneous water heaters have unique properties and are in demand in modern market. The following features can be distinguished in the water heater:

  • Thanks to the design of the heat exchanger, the heating rate is 15% higher than that of other manufacturers;
  • German high-quality fittings are used, which include a column with a flow rate of 2.5 l/min;
  • If the water flow changes, the temperature is automatically maintained;
  • The flue neck has a diameter of over 115 mm;
  • And the diameter of the tubes is 18 mm. There are turbulators inside the tubes that prevent scale from settling;
  • Thanks to the heat exchanger, overheating is prevented;
  • The operation of the burners is controlled by a flame fuse;
  • A dry start fuse is installed. This means that the burner will not light without water;
  • Thanks to backdraft preventer harmful substances they get into the room. Therefore, you can install the water heater anywhere.

The cost of Mora geysers does not exceed the cost of analogues that have lower specifications.

Installation

Before installing the geyser, you must select the location where it will be located. The room must be equipped with high-quality ventilation, and the walls are made of non-combustible materials. Installing the column is usually not difficult. Let's look at the step-by-step process of installing a Mora gas water heater:

  1. First of all, the equipment is attached to the wall.
  2. Next, use the standard brackets that are included in the kit.
  3. It is necessary to pay attention to the strength of the wall.
  4. Next, you can install hot and cold water pipes.
  5. Recommended before shut-off valves install inlet pipes.
  6. It is also advisable to arrange a gasket made of non-combustible material between the device and the wall.
  7. Next, the chimney is connected. The diameter of the pipes must be no less than the diameter of the outlet of the device. The chimney must be made of a material that is not affected by high temperatures and combustion products.
  8. The last point is the gas connection. It is better to entrust such work to specialists.

What to do if the gas water heater does not ignite

Let's consider various solutions if the column stops lighting. The first step is to check for external damage or leaks. The power cable or the device case may be damaged. Next, you should check the cold water pressure and the presence of draft in the ventilation. If the speaker is electric, you can replace the batteries.

If you do not understand the design of geysers, then it is better to seek help from specialists.

If all of the above methods did not help, then you need to follow these steps:

  1. It is necessary to clean the membrane and filter from various contaminants. To do this, it is enough to wash these elements under high pressure of water.
  2. If you notice any ruptures or deformations in the membrane, it must be replaced. The silicone membrane has a longer service life.
  3. If the geyser starts to light with a popping sound, but then goes out, then it is necessary to clean the ignition filter.
  4. Next, you should replace the solenoid valve.
  5. If sparks occur during ignition, but the column does not light up, then it is necessary to clean the ionization sensor electrode.

But do not forget that all procedures can be carried out only after turning off the gas and water. If you have completed all the steps, but the column still does not start to light up, then you should contact a qualified technician.

The Mora water heater can operate on liquefied fuel or natural fuel. The operation of the column can only be disrupted when parts of the device are worn out, there is no draft in the ventilation, or when low-quality tap water is used. Minor faults can be corrected yourself.

Everyone wants to enjoy the benefits of civilization, including hot water. However, it is not available to everyone. But there is a convenient solution to the problem, which is expressed in the use of. After visiting the store, you will be able to note that the choice of this equipment is so huge that making a purchase can be quite difficult. The water heater must meet the conditions and provide the house with hot water on time.

It is necessary to think about the tasks that will be assigned to it. An important parameter is not only power, but also the availability automatic system, additional functions and the ability to remove combustion products. You must pay attention to safety, type of ignition, as well as appearance devices. You need to think about which manufacturer to choose. For example, the Mora gas water heater is very popular today. It is offered for sale in several models, one of which you can choose for yourself.

Reviews of the Mora VEGA speaker

If you decide to choose this flow-through heater, you will be able to use a completely innovative product from the company. Thanks to its compact dimensions, exceptional technical characteristics and modern design, the mentioned water heater is superior to many similar products on the market.

Users claim that the device is quite easy to maintain, it works offline, has a high efficiency that reaches 92%, and also saves fuel up to 10%. This geyser "Mora" is an economical way to heat water. Thanks to modern functionality, you can set and maintain the temperature at a certain level.

Reviews about the comfort and efficiency of the Mora VEGA model

If you choose the above-mentioned Mora gas water heater, you will be pleased with its efficiency. According to users, the unit has combined fittings, which are supplied by a German company. Thanks to this, the equipment turns on at a water flow of 2 liters per minute.

The fittings have the function of automatically maintaining the set temperature; this is very important if the water pressure drops in the water supply system are quite frequent. We can’t help but mention the cost-effectiveness. The highly efficient and compact heat exchanger heats the flowing water 15% faster compared to other columns.

Reviews of the reliability of Mora VEGA

The Mora Vega geyser is reliable equipment, which is guaranteed by a number of constructive solutions. It is worth recognizing that other manufacturers also use fittings whose design is similar to that used in the manufacturing process of the equipment described. However, in the case of Mertik brand fittings, the moving parts do not come into contact with water, which eliminates the leakage of liquid in tight joints. In other devices, such a problem requires replacing the entire unit.

According to buyers, the heat exchanger tubes have a special turbulator that eliminates scale deposits. This ensures not only rapid heating of water, but also extends the life of individual components. If you read customer reviews, you will be able to understand that the heat exchanger is made of 18 mm tubes, which prevent the deposition of salts and cool the walls without overheating the equipment casing.

Reviews about the safety and performance of the Mora VEGA model

The Mora gas water heater, according to buyers, is safe and well-designed. Overheating of water in the heat exchanger is eliminated due to the presence of a temperature limiter. You don’t have to worry about combustion products being drawn back into the room, since the device has a special fuse that prevents gas from getting back in if the chimney becomes clogged.

From the reviews you can understand that the flame fuse guarantees the correct operation of the ignition and main burners. The equipment prevents the main burner from starting if there is no water in the device. Geyser "Mora", reviews of which may allow you to make right choice, has piezoelectric ignition, which is very convenient to use. The equipment uses natural gas, and combustion products are discharged into a chimney, the gas neck of which may have a minimum diameter.

Reviews of the speaker model MORA-TOP Sirius PK20KK

"Mora Tor" is a geyser that has excellent functionality and unique features. Consumers highlight the power indicator, flame modulation, auto-ignition and thermometer. All this makes operation convenient and simple. Features include the ability to connect external control, the presence of a display, as well as the connection of a heated floor.

As buyers emphasize, the column is very durable, because the maximum water pressure in the heating circuit can reach 3 bar, while in the hot water supply circuit this figure can be 6 bar. The hot water performance is also very popular among customers. At a temperature of 35 °C this parameter will be 8.4 liters per minute. If the temperature is lowered to 30 °C, in one minute you can get 9.8 liters. At 25 °C, productivity will increase to 11.8 liters per minute.

The Mora Top gas water heater consumes 2.39 m 3 of natural gas per hour. The nominal pressure of natural gas is 13 mbar. Consumers quite often write reviews about this model, after reading which you can find out that the kit includes a built-in expansion tank with a volume of 7 liters.

Comfort:

The instantaneous water heater VEGA 13E is equipped with combined fittings from the German company Mertik, which ensures that the column is turned on already at a water flow of 3.25 l/min. Mertik fittings are also equipped with the function of automatically maintaining the set temperature, which is very important when there are changes in water pressure in the water supply system.

Economical:

In the category of geysers, VEGA 13E stands out for the highest efficiency in the world, which is almost 92%. Thanks to a small but highly efficient heat exchanger, the VEGA 13E begins to heat the flowing water 15% faster than any other column.

Reliability:

The reliability of the column is ensured thanks to a number of design solutions:

Unlike all other manufacturers who use similar fitting designs, the Mertik combined fittings used in these dispensers have a different design solution, thanks to which the moving parts do not operate in a water environment, thereby preventing a common problem with all dispensers, namely water leakage in a leaky environment. the place where water and gas fittings are connected, which requires, as a result, the replacement of the entire unit.

The heat exchanger tubes inside are equipped with special turbulators that prevent scale deposition on the internal walls of the heat exchanger and ensure rapid heating of water.

The heat exchanger is made of tubes with a diameter of 18 mm, which not only significantly prevents the deposition of salts, but also effectively cools the walls of the heat exchanger without overheating the column casing.

Safety:

    emergency thermostat, preventing overheating of water in the heat exchanger.

    a backdraft fuse for combustion products that prevents gases from entering the room if the chimney is clogged.

    The ionization electrode ensures proper operation of the main and ignition burners.

    the column will not allow the main burner to start in the absence of water.


Buy with this product

180 rub.

150 rub.

400 rub.

Questions and answers

Vadim Yurievich Zaruchevsky

there was a Niva 3208 dispenser that needed to be changed, the gas workers said that it should be the same as the gas consuming power of 2.37 m3/h, what can be replaced, preferably also Neva

Now NEVA-4511 has been installed since January 2011. It is already starting to leak. There were no complaints, the only thing is that it does not regulate the temperature during water pressure surges. And the size is just right. what should I change it to?

To replace the old Neva, they installed a Bosch Therm 4000 O WR 13-2 B. The Neva provided hot water even when the hot water tap was opened small, while the Bosch ignites when the opening was large. Will I have to pay more for water, or is the new water pump simply not configured?

Good afternoon How to properly make a hood for the Neva Comfort 13. Over the wall in a private house!

Hello, we installed a Mora Top Vega 13 E column. We read in the reviews that it works well for two points. We only have one working; when turned on, the second one goes out. Can you tell me what we should do? Can I set it up or buy a pump?

Hello. I live in a 5-story building. The water pressure is weak, then drops, then normal. The old pump (Neva) was smoking very heavily (I don’t know what exactly to call it), in general, all the walls turned yellow... We are planning to make repairs, change the finish and at the same time purchase a new pump. We chose the Innovita Primo 11 i NG. Will she fit? How often should batteries be changed? We also considered Electrolux speakers (For example, electrolux gwh 10 nanoplus 2.0) Which is better in this case?

ANSWER: Good afternoon! Electrolux are proven speakers, they have a lot service centers. Innovita speakers are not widely used, and therefore they have problems with service centers.

It costs Neva semi-automatic. It works, but what a pain to set it on fire. I want to buy an Electrolux GWH 10 automatic machine. But I don’t know if the chimney diameter is suitable. Isn’t it possible for a master to come and see if it’s suitable or not? I'm not an expert, how can I find out?

ANSWER: Good afternoon! Most likely it will fit, but you did not indicate the diameter of the old chimney / column model. The master can come to you if you wish.

Vyacheslav

Good afternoon. Dispenser Neva 4510, exhaust pipe diameter 120 mm, I want to exchange it for Ladogaz 11PL. with a diameter of 110 mm. Is it necessary to install a seal made of asbestos cord or can an exhaust steel pipe leave it like that.

ANSWER: Good afternoon! No seals are required; natural gas rises to the top of the pipe. A chimney will do.

Good afternoon!
Please tell me how much it will cost in TOTAL to purchase this speaker, dismantle the old Neva 4513, as well as install and connect this one?
So that you can use it safely?

Also interested in how much safer and easier this dispenser is to maintain compared to Neva 4513?

I’m thinking, should I take this one or just install the same Neva 4513?

Thank you.

ANSWER: Good afternoon!
Column Electrolux GWH 12 NanoPlus 2.0 - 10,590 rub.
Dismantling the old column - 350 rubles.
Installation of a new column - 2500 rubles.
Additional materials are paid separately if needed.
In terms of safety, the new speakers are more modern than the old ones, so their safety class is higher.
4513 is discontinued, and 4513M too.

Hello,
Is the Hyundai H-GW1-AMBL-UI 306 water heater suitable for low water pressure and does not need to be connected to electricity?

ANSWER: Good afternoon! For low pressure it is better to take domestic speakers. It runs on batteries.

Hello, please tell me a column with automatic ignition, for the home, for a long service life. Thank you.

ANSWER: Good afternoon! BaltGaz, Neva - 5 year warranty. Electrolux speakers are also good.

Konstantin

Hello, I want to change the gas water heater baltgaz 5514 to baltgaz comfort 17, I would like to clarify the mounting locations are identical on these models? And comfort 17 is suitable if I have 3 hot water connection points? There are no problems with water pressure, but the 5514 cannot cope with heating water, only a small trickle. Will Comfort 17 solve this problem?

ANSWER: Good afternoon! The fastenings are identical. It will fit 3 points. If the pressure is good, it will be enough. The column itself does not produce water - it only heats it. Therefore, if the water pressure when the water is opened at all three points of water supply is good, then you can take it.

Hello!
There is a Vaillant mag pro column (mag oe 11-0/0 xzc+h), connected to the home gas pipeline, from which there are three points of consumption - a sink in the kitchen, a sink in the bathroom and directly the shower/faucet of the bathroom.
The cold water pressure in the apartment is good. When at least one of the consumption points is turned on, when a minimum amount of cold water is added to the mixture, the temperature of the total flow drops sharply. That is, the column cannot provide the necessary pressure of warm water. Is it really that low-power or are there problems with the connection (the previous owner of the apartment connected it)? If you still don’t have enough power, then which Neva/Baltgaz company do you recommend?

ANSWER: Good afternoon! Your column is not even designed for 2 consumption points. The only option for 3 points is BaltGaz Comfort 17.

Good afternoon I’m choosing between Ariston fast evo 11b and Electrolux GWH 11 nanopro 2.0, tell me which is more reliable? or can you recommend another?

ANSWER: Good afternoon! The most reliable at the moment - BaltGaz with a 5-year warranty

Please check the current country of manufacture of the Electrolux GWN 12 and 14 geysers

ANSWER: Good afternoon! The factory is located in China

What is hydroignition? I want to take a Bosch WRD 13-2G speaker. Am I right.

ANSWER: Good afternoon!
With this system, ignition occurs automatically when the water is turned on, without batteries. But such a system is not very reliable; we recommend purchasing a column with automatic ignition from batteries

What is the warranty period and which components are covered? and is it necessary to carry out regular maintenance to maintain the warranty?

ANSWER: Good afternoon!
The warranty on Electrolux speakers is 2 years from the date of installation. To extend the warranty for a second year, it is necessary to carry out maintenance one year after installation - this is a requirement for all geysers.

Hello! Electrolux 14 liter failed. Worked for 15 years. What column do you recommend as a replacement? Extra bells and whistles are not needed. I was choosing between Electrolux and Bosch. Maybe something else should be considered? Thank you

ANSWER: Good afternoon! Electrolux still remains good option. There have been a lot of complaints about Bosch lately - immediately after the warranty period expires, the heat exchanger starts leaking. And as an alternative, you can consider Baltgaz/Neva - no one can compare with them in terms of warranty period

Good afternoon Who answers the questions? Manager or engineer? If it's a manager, there are no questions. If I'm an engineer, then I have 2 questions.
1) the passport for the gas column states “capacity 6 l/min”, what does this mean? That at any input pressure (volume of passing water) only 6 liters of water will pass through the water block or that the heating specified in the documentation, for example, by 50 degrees will be provided only to this volume (if it increases, the heating of the water will be less at a constant combustion power, if it decreases - more heating)?
2) In the Neva Transit series of gas pumps (made in China), the minimum is indicated. water pressure for start-up 0.02 bar. It's not a mistake? Maybe MPa, not bars? Why is this value so low? For all manufacturers, this value is no less than 0.1-0.15 bar (=0.01-0.015 mPa=almost 0.1-0.15 atm).

ANSWER: Good afternoon!
1) This means that in a minute the column will release 6 liters of water, heated 25 degrees higher than cold water. If you want to heat water by 50 degrees, then the productivity will be 3 l/min.
2) Yes, an error. Minimum pressure 0.2 bar. Thank you for writing about this and fixing it.

Hello!
Please help me choose a RELIABLE gas water heater for the apartment, enough for 2 points of consumption, taking into account the low pressure in the water supply (2-2.5 atm in a system with the taps turned off).

ANSWER: Good afternoon! Our speakers are best suited: BaltGaz Comfort 13 or 15, or Neva 5514. If you are interested in imported ones, then Electrolux 14.

I've heard a lot about mora top speakers being the best. Is it so? and which one would you recommend if not the 13 liter mora?

ANSWER: Good afternoon! Mora speakers are really good, but they have problems with the availability of components and their cost. In this regard, we recommend Neva/BaltGaz and Electrolux gas water heaters, which have no problems with this and are reliable - they have a warranty of up to 5 years.

Konstantin

Hello! I have a great desire to buy a geyser Neva 4508 at liquefied gas, in connection with this, where can I buy it in Moscow?

ANSWER: Good afternoon! You can buy from us, for example))

Good afternoon. The gas water heater is AEG 11 ERN. It suddenly broke down - when you turned on the water tap, it stopped giving a spark to the burner (the battery was changed). Is there a possibility of repair? If not, which one should I replace with Bosch 10 - 2V or Bosch 13 -2V at the lowest cost (chimney, etc.)? Thank you.

ANSWER: Good afternoon! AEG speakers have not been sold in Russia for a long time. And you are unlikely to find spare parts for it.
We advise you to change not to Bosch, but to a higher quality speaker - for example, Electrolux. In terms of displacement, I think 12 liters will suit you.

Alexey Anatolyevich Mikhailov

Good afternoon
I have an Electrolux GWH 265 ERN NanoPlus (5 years old). I suspect a malfunction of the water unit (water is oozing presumably from under the gaskets). Question: is it worth replacing the entire column? And if so, what is it worth? The same for another five years - somehow it doesn’t warm the soul. Does it make sense to consider Bosch W 10 KB or Electrolux GWH 10 NanoPlus 2.0 as an alternative? Will they be more reliable? The house has problems with water pressure (extremely low, even suites only work with the water flow tap turned up to the maximum and are regulated only by gas) and there are no problems with gas and draft.

ANSWER: Good afternoon! Most likely, replacing the unit will cost almost the same as a new column. Between Bosch and Electrolux, choose Electrolux. Bosch 10 KB performed poorly in contrast to Electrolux. The model you indicated is correct - Electrolux GWH 10 NanoPlus 2.0, it should work normally if the water pressure is poor.

Good evening. Please tell me what metal the heat exchanger for Electrolux geysers is made of?

ANSWER: Good evening! Electrolux, like many other manufacturers, has a copper heat exchanger

Vladimir Alekseevich

How do BaltGaz Comfort 13 - 15 dispensers differ from Neva 5514 structurally (heat exchanger, ignition, materials used, functionality, etc.)? Thank you.

ANSWER: Good afternoon! The Comfort series speakers have a digital display that shows the water temperature and battery charge level. Otherwise there are no differences

Do you have a Vaillant MAG gas water heater?
(it says that it is discontinued, but the price is worth it)

ANSWER: Good afternoon! The speakers are indeed discontinued, we no longer have any leftovers.

Hello.
We bought and connected a Bosch Therm 4000 O WR 13-2 G speaker. A day later we noticed that from inside the heat exchanger drips approximately once every 1-3 minutes hot water. Sometimes a hissing sound is heard, as if a drop of water is dripping onto a hot surface, possibly onto a burner. Water drips only when the column is running. When turned off, the water does not flow, although the column remains under water pressure (the tap is closed at the outlet).
Does this mean the heat exchanger is faulty? Is it necessary to do something in such a situation, or can it go away on its own with time?

ANSWER: Good afternoon! Most likely condensation is falling, there is nothing wrong with that.

What do you recommend to buy? Geyser...innovita 14i or Baltgaz comfort? Which is more reliable? Yuri

ANSWER: Good afternoon! We would recommend Baltgaz Comfort. They have a 5-year warranty, all components are Russian, good quality. It is also easier and cheaper to find components from Baltgaz in case of post-warranty repairs.

Hello, we decided on this product, the Bosch WR 13-2 B geyser with automatic ignition, but the question remained: “Is it possible to regulate the water temperature not on the column itself, but by opening an additional tap with cold water"Thanks in advance for your answer.

ANSWER: Good afternoon! This can be done, but it is not advisable - in this case the column will serve you less.

Who is the manufacturer

ANSWER: Hello, the country of origin of all Bosch speakers is Portugal.

how much does it cost to install a Bosch WRD 13-2 geyser?

ANSWER: Hello, usually installing a gas water heater costs 2,500 rubles. Materials are paid separately. It is better to check in detail with the manager or installer by calling the numbers on the website.

TAMARA Konstantinovna

Hello! Neva 3208 is hanging. I want to install Bosch WR13-2P. How much will a replacement cost? Thank you.

ANSWER: Hello, usually installing a gas water heater costs 2,500 rubles, dismantling an old one costs 350 rubles. Materials are paid separately. It is better to check in detail with the manager or installer by calling the numbers on the website.

Thank you, I received an answer to my question.
I have one more question. Is it possible to replace the Neva Lux 5013 water heater with a Bosch Therm 4000 O WR 13-2 B gas water heater and how much will it cost? Thank you.

ANSWER: Good afternoon! Of course you can. Dismantling an old column costs 350 rubles, installing a new one costs 2500.

the cost of a Neva Lux 5013(5025) gas water heater, which water heater can be replaced with with the least labor and material costs

ANSWER: Good afternoon! Consider 5514.



In a private house and apartment, the problem of hot water supply can be solved by installing a gas water heater. The advantages of a flow-through boiler include: relatively low acquisition costs, compact housing, and high thermal efficiency.

Mora Top flow-through geysers are the optimal solution for providing hot water supply in apartment buildings and private buildings. Mora speakers have a simple design and a multi-level security system. The manufacturer's series produces water heating boilers that operate on batteries and use piezo ignition.

How Mora flow columns work

Mora water heaters are simple and reliable equipment manufactured by a Czech manufacturer. Despite the lack of any additional functions, the Mora speakers do a good job of the main task: fast, running water heating.

The internal structure of Mora geysers consists of the following components:

  1. ignition unit (automatic or semi-automatic);
  2. copper heat exchanger;
  3. shut-off and control valves (water pressure sensors, draft);
  4. stainless steel burner;
  5. mechanical control unit.
Due to high-quality assembly, the minimum service life of a Mohr column is 10-12 years. With regular maintenance, the service life will increase to 15-20 years.



In the series gas water heaters Mora produces two lines that differ in operating principle:

  • Semi-automatic boilers Mora- the housing contains two gas-burners: main and ignition. To start the water heater, first, using a piezoelectric element, ignite the pilot light. Then the column operates in fully automatic mode. Piezoelectric ignition reduces the cost of the product by approximately ⅓.
  • Automatic speakers Mora- there is no ignition wick. Battery-powered electronic ignition is used. When the DHW tap is opened, a spark is supplied to the main burner, igniting the flame. After turning off the water supply point, the gas supply is automatically shut off. The flame dies out, the column turns off.
  • Automatic speakers are more convenient to use. Disadvantage: dependence on batteries. On average, batteries last for several months.
  • Semi-automatic models are more reliable. The main disadvantage: the need to light the burner every day.
The table below shows the technical characteristics of Mora speakers depending on the selected model:

Characteristics

Execution

Rated thermal power (kW)

Rated power input (kW)

Minimum water pressure (bar)

Maximum water pressure (bar)

Water consumption when heating at 50° C (l.min)

Water consumption when heating at 25° C (l.min)

Pressure loss at a water flow of 10 l/min and a pressure of 1 bar (bar)

Fuel - connecting excess pressure

G20 (natural gas) (mbar)

G30 (butane, propane-butane) (mbar)

G31 (propane) (mbar)

Main burner diameter

Gas pressure at nozzle

G20 (mm.water/mbar)

G30 (mm.water/mbar)

G31 (mm.water/mbar)

Pilot nozzle diameter

0.28 (SIT 0.6 / 0.4)

Nominal fuel consumption

G20 (m³/hour)

G30 (m³/hour / kg/hour)

G31 (m³/hour / kg/hour)

Combustion gas temperature (°C)

Volume of combustion products (g/sec)

Diameter of combustion products exhaust pipe (mm)

Column net weight (kg)




Standards for installation and connection of the Mora column

The basic requirements are listed in the technical data sheet of the device and the operating manual. Violations made during installation lead to failure in warranty service boiler. Requirements:
  • The connection must be carried out by qualified specialists who have the appropriate license and permission to work. After installation, a report is drawn up (the form is in the device passport), and a stamp is placed on the commissioning of the water heater.
  • A coarse filter is installed on the supply pipeline; in some cases, at low pressure, a booster pump is connected.
  • The column must not be installed in rooms with high humidity (bathroom, toilet), directly above a gas stove, refrigerator.
  • The room used for the boiler room must comply with the standards described in SP and SNiP.
Maintenance of Mora Top geysers should be carried out at intervals of at least 1-2 years. Independent or unqualified repairs lead to removal of the water heater from the warranty, which lasts 3 years from the date of commissioning.

Repairing a Mora gas water heater with your own hands will inevitably lead to a refusal of free service. If a breakdown occurs after the warranty expires, call a gas technician. It is better not to try to repair the water heater yourself..

Common breakdowns and troubleshooting of the Mora gas water heater:

  • The main burner does not turn on- the cause is dead batteries, poor water pressure, lack of sufficient oxygen in the room.
  • Presence of a leak - the rubber membrane of the water reducer has broken, corrosion has corroded the heat exchanger (a copper coil is installed on the Mohr column, there will be a green coating in the place of leaks).
 


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