Specifications
Water heater type flow-through
Heating method gas
Performance 11 l/min
Inlet pressure 0.10 atm.
Rated power 19 kW
Combustion chamber type open
Comfort
Functions auto ignition, power indicator
Safety
Protection gas control, heating temperature limitation, overheating protection
Peculiarities
Installation vertical, bottom connection, mounting method: wall
Dimensions (WxHxD) 310x580x210 mm
Weight 8.9 kg
Additional Information battery ignition

Reviews of the gas water heater Ariston Fast Evo 11B

Advantages

Flaws

A comment
I bought it for 6700. I installed it myself. The device is good, our water pressure dances from barely during the day to a fire hydrant in the evening. There are no boiling water-ice problems with it. I read reviews about overheating or underheating of water. This is due to ignorance of the device. The column needs to be SET UP. Test settings from factory. Under the casing there are switches and an adjustment screw. If you are afraid, call a specialist from the service. I set it up myself. I found instructions on the Internet - it’s not difficult. And one more thing: put in front of her gas tap IR to reduce gas inlet pressure - I reduced the pressure by almost half. It seems that it heats not 11 but all 20 liters. Works like clockwork for two days. A device from the Set it and forget it category. It is assembled neatly and beautifully. The heat exchanger is certainly thin. Well, for that kind of money it’s stupid to expect more. On the other hand, this plus temperature changes instantly. Well, that’s basically all I wanted to write.
Osipov Leonid, 2014-08-17 Grade 5

Advantages

  • Quiet

Flaws

  • Didn't find it

A comment
New for 2014. Yesterday I installed it instead of Neva-3212 (it broke after 12 years of use). The installation instructions say that you need to adjust the gas pressure using mini-switches. I didn’t set up anything, I connected it myself in Khrushchev. The flame ignites smoothly in the first ten seconds, without popping. There is enough power for two taps, I think it will be enough even in winter, because... The temperature control is set to minimum. When the water pressure changes, the machine equalizes the temperature within 5 - 10 seconds. I used it for one day and am very pleased with it so far.
alexandrmail, 2014-05-21 Grade 5

Advantages

  • Works like a clock, high security.

Flaws

  • Questionable reliability.

A comment
I've only been using this speaker for a couple of weeks. The installer said that he had no experience working with this model due to its newness, but drew attention to the flimsy plastic mold water flow regulator. In general, all this time the speaker showed itself at its best, with a minimum of noise and high automation. It heats quickly and with a large margin, so my temperature regulator is set to minimum. But just the other day she suddenly died, without any signs of life. The instructions clearly state that in case of problems, the indicator should blink. The indicator did not blink. But it felt as if she had completely stalled. I replaced the batteries, but that didn't help. I had to call the technician again. He removed the casing, tugged at the sensor wires, and the column came to life again. He said that the sensors are weak. This incident confuses me, considering that the speaker was purchased in a package just a couple of weeks ago.
Rostovsky Vladislav, 2014-08-29 Grade 3

Advantages

  • Maintains water temperature

Flaws

  • Ignition does not work correctly

FAST EVO C / B - the family cannot be called a new product; Ariston gas water heaters were released in 2014. The FAST EVO gas water heater can be ignited by electrical network and external power supply – batteries. Appearance In terms of geometry, an instantaneous water heater has traditional design parallelepiped shape. However, the designers made a noticeable feature of the facade a counter-relief parabola into the base of which a control panel is inscribed.

Black control panel triangular shape with a circle in the middle, in the center of which there is a liquid crystal display, and on the periphery there are four control buttons. Just above there is a small viewing eye, visual observation of the presence of a flame. The composition is completed by the manufacturer’s company logo – Ariston.

FAST EVO “C” control panel

The control panel of the Ariston FAST EVO gas water heater consists of the following elements:

  1. “Reset settings” button (RESET);
  2. Liquid crystal display;
  3. The minus “-” button is used to reduce the temperature of the hot water supply;
  4. Plus button “+”, used if you need to increase the temperature of the hot water supply;
  5. A button with the purpose of disconnecting from the mains power or turning on the gas water heater.

After installation of the Ariston FAST EVO geyser has been carried out by a certified organization, all you have to do is complex procedure ignition:

  1. First, you need to open the tap at the inlet of the water heater to ensure the supply of cold water.
  2. Secondly, you need to ensure the flow of gas; make sure that the gas valve is in the open position.
  3. To start the gas water heater into working condition, press the power button - 5, the glowing display will notify you that the water heater is ready for operation. Now that your device is ready for use, open the mixer with hot water, the FAST EVO gas water heater will turn on automatically, without requiring additional manual control.

As soon as you close the tap, the water heater will stop heating water and go into standby mode. While the device is operating, the display displays the temperature set by the user and a symbol that the device is in working condition, this is indicated by a flickering “flame presence” icon.

For the attention of consumers, Ariston engineers offer two FAST EVO water heaters with the index “C” and “B”. The geyser with the index “B” is equipped with electronic ignition from batteries (included upon sale) and is distinguished by a mechanical control knob and the absence of a liquid crystal display on the facade of the device.


FAST EVO “B” control panel

Otherwise, technical specifications And structural elements wallpaper models are the same, even identical overall dimensions at appropriate capacities.

Technical characteristics of the Ariston FAST EVO column

geyser ariston fast evo 14b

The undeniable advantage is that the manufacturer offers the model in two modifications with two power settings: 21.5 and 27 kW. The modifications are called FAST EVO C 11 and FAST EVO C 14, which corresponds to a hot water preparation speed of 11 liters per minute and 14 liters per minute. Productivity allows the consumer to select the desired option without error. Owners and repair services note that the Ariston fast evo 14b geyser shows reliable performance and deserves exceptional positive reviews Don't overpay for more powerful model, if you have one or two water points. Moreover, operating a model with less power will allow you to save due to the prudent consumption of expensive natural gas.

geyser ariston fast evo 14c

As we have already noted, the device is identical, with the exception of the previously discussed differences. Also available in two versions with exactly the same characteristics thermal power 21.5 and 27 kW. Performance matches power values ​​and ensureswater flow in the FAST EVO B model 11 - 11 l/min. For the FAST EVO B 14 model, the heating rate is 14 l/min.

Geyser FAST EVO C/B device

We invite you to look under the “hood” of the water heater and get acquainted with the design of the device. The first thing I would like to draw your attention to is that the FAST EVO gas water heater is equipped with modern automatic ignition, that is, it does not have a constantly burning pilot light or, as it was called more recently, a wick. Thus, gas savings are realized, although not large. In addition, emissions are limited harmful substances and protection is observed environment. Of course, you may be skeptical about this, one wick will not accumulate much, but if you take into account the thousands of burning wicks across the country?

FAST EVO devices are manufactured in the open combustion chamber type. The development of such models involves operation with chimneys providing natural draft. Thus, the air for the combustion process is used directly from the air in the room, without pumping oxygen from the street. The gas exhaust device is made of sheet metal of stainless steel 0.8 mm thick. The outer diameter of the neck is 125 mm.


Ariston FAST EVO traction sensor

The deflectors and dividers in the Fast Evo model are made with stiffening ribs, which are necessary to give the structure a more durable appearance. In addition, the ribs block extraneous clicks well when the product cools. There is a draft sensor on the gas exhaust device that monitors the temperature. In case of reverse thrust the sensor blocks the operation of the device. The draft sensor always turns off the device if it detects abnormal removal of combustion products.

The protective device monitors the smoke removal system, having detected a malfunction, opens the contact group and turns off the water heater. Blocking the device is temporary. After 12 minutes, the FAST EVO gas water heater will restart automatically. If the sensor detects that the smoke exhaust system is in in good condition and the problem is successfully resolved, the device is set to operating mode, otherwise the device does not start.


design diagram

The heat exchanger is made of copper alloy, 0.5 mm thick, without applying a protective layer. The coil tube size is 13 mm in diameter. The heater tubes are made in an oval shape, so the manufacturer has increased the area of ​​contact with the heat exchanger; the increased heat exchange surface helps to increase the efficiency of the gas water heater as a whole. The heat exchangers of models 11 and 14 series differ only in width, depth and height are the same. In general, the Ariston fast evo 11b gas water heater receives favorable reviews from households, where low consumption is considered sufficient.


Ariston Fast EVO heat exchanger, ignition and ionization sensor

Among the shortcomings, we would note the thin material of the open combustion chamber and the redundant connection point of the coil. You can see the soldering on the top right in the photo, although this could have been avoided by increasing the length of the tube and subjecting it to a simple bend. Advantages include modern design the heater, as we noted, is an oval-shaped tube.

The main burner is made of stainless steel sheets, 0.8 mm thick. The burner consists of a pair of half-sections connected into one unit. The absence of a nozzle responsible for cutting the flame is compensated by the use of a special groove. The nozzle, which injects gas into the burner section, is located on the manifold. The connection between the manifold and the gas supply line has been effectively completed. The seal is carried out along a plane, pressed by a pair of bolts. It is not possible to assemble such a connection in the wrong order. This significantly reduces possible gas leaks.


Ariston FAST EVO gas-burner side view

The ignition group is securely attached to the collector, firmly and soundly. The group's supplier is the Italian company SIT. The group is installed on both modifications of FAST EVO C and FAST EVO B. The water unit is also installed the same on both models. The only difference is in the diameter of the venturi fitting, for 11 and 14 liter versions. The unit body is made of plastic with metal inserts to strengthen the structure.


Ariston FAST EVO water unit

Geyser Ariston FAST EVO advantages

  • electronic ignition from 220 V electricity or pyroelectric ignition from batteries;
  • informative liquid crystal electronic display;
  • constant control of the temperature set by the user;
  • ionization sensor for monitoring the presence of flame;
  • emergency blocking of the device in case of overheating;
  • Easy control of the device with just four buttons.

To summarize our short review, we can confidently say that the FAST EVO gas water heater is worth the money and is an excellent and inexpensive solution to the problem of providing hot water supply to consumers. Definitely, the geyser was developed at the highest level, by competent engineers. On the one hand, saving on materials and metal consumption of the product to some extent makes the device a little “flimsy”, on the other hand, it brings it into the category of budget ones and accessible to a wide segment of the population. general review you can find gas water heaters from Ariston on our portal. We are offering to you short video equipment review:

The gas instantaneous water heater FAST EVO 11 B from Ariston will be an excellent assistant in apartments and houses where there is no central hot water supply. The presented device is completely safe and very easy to use. He can provide for you required quantity hot water at any time of the day, and electronic ignition will ensure comfortable operation.

Advantages of gas flow heaters FAST EVO series:

  • Automatic ignition from batteries.
  • Turning off the gas when heating.
  • Water supply method: pressure.
  • Open combustion chamber.
  • Tank material: stainless steel.
  • Electronic control of the set temperature.
  • Push-button control of operating parameters.
  • Informative LCD display.
  • Flame control sensor.
  • Italian design.

Gas instantaneous water heaters With open camera combustion systems of the FAST EVO series, developed by Ariston, solve a lot of problems with hot water, provide high level comfort, and original design body gives the room completeness. A special multi-stage protective system, which significantly minimizes the formation of malfunctions and prevents the possibility of overheating of the heat exchanger. For the manufacture of the case, the most quality materials, which have good protective properties and resistance to corrosion. The main advantages of Ariston geysers include the ability to accurately adjust water heating, prepare in any quantity and at any time of the day. Devices of this family have enough power to instantly heat running water to programmed temperature regime. The burner is activated immediately after opening the tap. Everything is thought out to the smallest detail. There is a special protection system that prevents overheating and improves safe operation.

Advantages

    Power - 19 kW.

    Availability of gas control.

    Modern design.

    Electronic ignition.

    Open type combustion chambers.

Equipment

    Instructions.

  1. Warranty card.

geyser ARISTON FAST EVO 14B.


Description

Gas water heater ARISTON EVO 11B

Gas heater ARISTON EVO 11B (vertical wall mounting) is easy to control. There is only one heating control knob. The heat exchanger is made of high quality red copper with silicone protective coating. Electronic ignition runs on two batteries. Stable operation at low pressure. The level of safety is ensured by instant shutdown of the device. Climatic equipment has guaranteed temperature stability. The appearance of the speaker was developed by leading Italian designers. The compact dimensions of the device allow it to fit harmoniously into any interior.

Advantages

    Affordable price for geyser ARISTON EVO 11B.

    Power - 19 kW.

    Productivity - 11 liters per minute.

    Hydraulic control of the water heater.

    Availability of gas control.

    Modern design.

    Maximum working temperature device - 65 degrees.

    Electronic ignition.

    Open combustion chamber type.

Equipment

    Heater ARISTON EVO 11B gas.

    Instructions.

  1. Warranty card.

This model doesn't fit? We recommend paying attention to its analogue - the gas water heater ARISTON FAST EVO 14B.

Online store favorable prices Bigam offers to buy ARISTON FAST EVO 11B with home delivery. Get detailed information You can find out about delivery times and costs of climate control equipment on the website.


Rating: 5 out of 5

Victor Tyukov

Advantages: 1. After installing the column and mandatory adjustment by a specialist, there is always hot water. You don't need to do anything with the column. It ignites and extinguishes itself. There is no need to change batteries - the electronics are powered from the mains. I rarely go to the water pump, only if for some reason I need water at a different temperature. 2. There is no need to regulate the supply of gas and water to obtain the desired temperature. This column does not display thermometer readings, but the desired water temperature set by the user. Using the buttons, I set the required temperature on the display, and the automation itself will select the required gas supply. If I’m washing in the shower, and someone turned on the faucet in the kitchen, or flushed the toilet, or for some other reason the water pressure or flow rate or gas pressure changed, then I don’t need to run to the water pump and adjust anything there. You just need to wait a little - the automation itself will select the flame power so that the water temperature returns to the value previously set on the display. 3. The column works reliably even with very low water pressure. 4. A properly configured speaker is very quiet.

Disadvantages: 1. The water temperature does not stabilize instantly, but fluctuates for some time above and below the set value. You will have to get used to this drawback. If the column is configured correctly, the oscillations quickly die out and the temperature is maintained with high accuracy. 2. Powering electronics from the mains eliminates the need to change batteries, but requires electrical outlet near the column. Without electricity, the speaker does not work.

Comment: To maintain the warranty, commissioning of the column must be carried out by an authorized specialist service center Ariston. For proper operation he must configure the columns and write four parameters into the memory of the control unit: 1. Type of gas used. 2. Maximum power(so as not to overheat the radiator). 3. Minimum power (at which the burner burns stably and does not go out). 4. Smooth ignition power (such that the gas ignites reliably, but smoothly - without popping). The instructions tell you how to correctly set these parameters by monitoring the pressure at the outlet of the gas valve using a pressure gauge. A certified “specialist” came to me without a pressure gauge, who had never seen such a column before, nor instructions for setting it up. Therefore, after commissioning notes appeared in the warranty documents, I had to do the setup myself. Setting it up without a pressure gauge was not so quick, but the result is pleasing. Who is interested in details with specific numbers, see them in the discussion: https://market.yandex.ru/product/10728121/forum?hid=90575&comment=child-7-2020532

Rating: 5 out of 5

Artem Shchekoldin

Advantages: Small-sized, quiet (compared to the previous “shaggy” year of production) Lights up quickly and within 5 seconds after opening water is coming already hot water.

Disadvantages: When the water pressure changes, it does not quickly regulate the water temperature. But once you get used to it, this is not a critical problem at all.

Comment: I have been using it for almost 3 years. Be sure to install water purification filters in front of the column. In my region, there is a lot of rust in the water, and because of this, after a year of using the column, the water flow sensor failed. The column stopped lighting up when the tap was opened. I bought the sensor for 1500 rubles and installed a filter. It's been working fine for two years now. Overall satisfied and not demanding special attention. I rarely go near her. Once I set the water temperature and that’s it.



This article is also available in the following languages: Thai

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