Atlant 45u101 DIY repair

In detail: atlant 45u101 DIY repair from a real master for the site my.housecope.com.

There are several questions.
Does the firmware store any information about errors and so on?
There are no complaints about the operation of the machine.
At the very beginning of the check, there was not entirely adequate behavior, but I wrote it off to the selector.
For the sake of interest, I merged the firmware.
Here https://my.housecope.com/wp-content/uploads/ext/2255/forum/viewtopic.php?t=339354&postdays=0&. I found the firmware for a similar machine, downloaded it, it turned out that there was a difference when comparing it.
Who can say anything about this situation?

45У101.rar 283 Bytes Downloaded: 217 times

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Do-it-yourself training portal about repairing washing machines, repairing dishwashers, repairing boilers and refrigerators

In this article, we will consider the system for diagnosing malfunctions of the Atlant washing machines. This brand of household appliances is well known in our country thanks to well-proven refrigerators. And recently, the owner of the brand has been very actively promoting his own washing machines on the market. It is worth noting that the technique of this brand is in no way inferior to well-known world leaders.

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These machines are equipped with modern control modules that have the function of self-determination of faults. If a breakdown occurs in the car, the system itself determines the faulty unit or component, and then displays the corresponding code on the display. Fault codes are shown on the display as a combination of a Latin letter and a number. For example, the f4 error on the display of the Atlant machine tells us about a malfunction in the drain system, and the f5 error on the Atlant machine display tells us about a malfunction in the water filling system.

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If there is a display, the errors of the Atlant washing machine are displayed in an understandable form, but what if there is no display? In this case, Atlant errors are displayed as a combination of blinking indicators (light diodes) on the control panel.

The photo below shows four indicators by which Atlant errors are determined.

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Each light diode has its own numerical value:
  • The “washing” indicator corresponds to the value 8;
  • The rinse indicator corresponds to a value of 4;
  • The indicator "stop with water" corresponds to a value of 2;
  • The "spin" indicator corresponds to the value 1.

If several indicators are on, they need to be summed up, this will be the code. Let's consider a few examples of how to determine the errors of the Atlant machine by the indicators.

For example, this is how the F4 error looks on the Atlant car:

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as you can see, the "rinsing" diode is on.

And this is how the F5 error looks on the Atlant car:

Video (click to play).

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diodes "rinse" and "spin" are on, we sum up the numerical values ​​that correspond to them, and we get: 4 + 1 = 5, F5.

Next, we will consider the errors of the Atlant washing machine in more detail, in the table "Atlant error codes" below.

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Belarusian washing machines Atlant have not only an attractive external design, but also good technical characteristics. In these parameters, they, of course, can compete, but in terms of reliability and durability it is unlikely. Therefore, the repair of Atlant washing machines is not such a rare phenomenon, as experts say. Undoubtedly, it is easier to put the machine in the hands of a master, wait a couple of days, and then wash it in the same mode, but in some cases you can fix the malfunction with your own hands, reducing money costs. Let's figure out what these cases are, and what needs to be done in this case.

You can find out the cause of the breakdown and unstable operation of the washing machine by the characteristic symptoms that appear during washing, spinning, and water collection. Most often, users of Atlant typewriters turn to masters with the following symptoms:

  • The machine stopped turning on.There may be several reasons in this case. Faulty socket, wiring inside the machine, failure of the "Start" button or control module.
  • The washing machine does not spin the laundry. If the laundry remains damp, even wet, it means that the engine has broken down, or the contacts on the engine have oxidized. It is possible that the reason for the bad spin is a malfunction of the control module. If the spinning process does not start at all, and the machine "freezes", then, most likely, the laundry has gone astray in the drum, an imbalance in the load has arisen.Image - Atlant 45u101 DIY repair
  • The water does not drain in the machine. In this case, the reason is a breakdown of the drain pump or a blockage in the drain hose.
  • The machine "jumps" and knocks during the spin cycle. This indicates the need to replace the bearings.
  • The machine washes in cold water. This is a common breakdown caused by the failure of the heating element.
  • Water leaks from the machine. The reasons for this malfunction must be looked for depending on where the water flows: under the machine, through the hatch door or through the powder receptacle. This means that the breakdown must also be looked for in the appropriate details: the drain hose has broken, the pipes or oil seals are worn out, the cuff is torn.

By carefully listening and looking closely at your washing machine, you will not miss a moment and find a malfunction in time. In some cases, it is simply impossible to delay the repair.

In many cases, the error codes that appear on the display of the Atlant washing machine help to establish the cause of the malfunction. It is also worth noting a good self-diagnosis system for malfunctions in some car models. You cannot describe detailed instructions on how to start the self-diagnosis mode within the framework of one article. The fact is that on different models of machines, the launch may differ, so it is best to read the instructions that came with the machine, or download the instructions for a specific model on the Internet.

If the machine does not turn on, then the first thing to check is the functionality of the outlet. To do this, you can turn on another household appliance. If it’s not the outlet, you will need to check the power cord, surge protector, and control board one at a time. To get to the electrician of the machine, it is enough to open the top cover, which is fastened with two bolts.

Having provided yourself with access to an electrician, inspect all the terminals and wires, perhaps already at this stage you will see burnt and oxidized elements. After inspection, you need to take a multimeter and ring the power filter and cable. If it turns out that the cable is defective, then it must be replaced with a new one. Sometimes the cable is sold complete with a surge protector.

If the electrician of the machine has nothing to do with it, then the reason that the machine does not turn on is the electronics, in particular, the "Start" button may not work. It is difficult to cope with such a problem on your own. Therefore, it is better to entrust the diagnosis of an exact breakdown and its elimination to a specialist.

Important! When working with a control module, you need to have certain knowledge in this area, otherwise, if at least one of the wiring is not correctly connected, the serviceable board may burn out.

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A frequent breakdown in washing machines is a breakdown of the heating element. As a rule, it breaks down due to physical wear, hard water shortens its service life. Scale settles on the heating element, as a result of which the load on it increases... You can do it yourself to replace the heating element in the washing machine.
  1. Disassemble the machine, or rather remove the back cover of the case.
  2. Further, under the tank, find the heating element itself, or rather its terminals.
  3. Disconnect the supply wires and the ground wire, as well as disconnect the terminals from the thermistor, if it is built into the heating element. In some models, the temperature sensor is installed separately.
  4. We loosen the central bolt by turning the nut counterclockwise a few turns and trying to push it inward.

Pay attention! In Atlant washing machines, it is not easy to pull out the heating element from the holder, since the sealing gum strongly "sours" or is pressed during installation.

  • You need to take a flat screwdriver and pick up the heating element by the base, then pull it out with loose movements from side to side.
  • Before installing a new heating element, do not forget to clean the "nest" from scale and debris.
  • Collect everything in reverse order.
  • A malfunction of the water level sensor (pressure switch) usually manifests itself when filling and draining water. The sensor does not send a signal about the level of the collected water and the tank may overflow with water, or the machine may stop altogether before spinning, since the pressure switch does not give a signal about the drained water, or the laundry will be poorly wrung out. The article Checking the pressure switch of the washing machine describes how to get to this unit, remove and replace it.

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    As for the temperature sensor, in the event of a breakdown, the machine overheats the water, and sometimes it does not heat it at all.

    In order to check the performance of the sensor, you must:

    1. Remove the back cover of the washing machine and remove the sensor. It can be located both at the base of the heating element and on the tank.
    2. We measure the resistance of the sensor with a multimeter.
    3. We lower the sensor into hot water, give time to warm up a little.
    4. We measure the resistance of the sensor again.
    5. We compare the obtained measurements: if they differ significantly, then the sensor is working properly, and if not, then we change it to a new one.

    When disconnecting the terminals, mark them so that you can reconnect them correctly later.

    If at one point the machine stopped draining the water, then the search for the cause should be started by inspecting the drain filter, hose, and then the drain pump. If debris and foreign objects get into the filter, the machine can not only stop draining water, but also not turn on. Therefore, before putting laundry and things in the drum, the pockets are examined and all unnecessary items are removed.

    Cleaning the drain filter should become a regular procedure, so you save your machine from damage and yourself from spending on repairs. You can also clean the drain hose with your own hands, the maximum cost is two hours.

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    The pump in the Atlant washing machine is located, as in all machines, at the bottom. It can be removed from the housing through the bottom by laying the unit on its side. This process is the same as in Ariston, Beko, Samsung typewriters, we have described it more than once in articles on our website, for example, in an article about how to clean the drain pump of the washing machine.

    As for the excessive amount of water in the tank, in this case it is necessary to check the water filling valve. It is located on the back of the machine, in the upper part, from the outside, the inlet hose is connected to it. Therefore, in order to check and inspect the water inlet valve, it is necessary to disconnect the machine from the mains and from the water supply, then open the top cover of the case. Next, we disconnect it from the wire and check the resistance of the valve with a multimeter, it should be about 2-4 ohms. Otherwise, we change the valve, for this:

    • We remove all the hoses from the valve, loosening the clamps, notice their correct location.
    • We unscrew the bolts holding the valve. If the valve is fastened with latches, then you need to open them.
    • We turn the valve to the side and take it out.
    • The new unit is installed according to the algorithm in the reverse order; the valve cannot be repaired.

    One of the specific breakdowns of the Atlant washing machine is the failure of the electric motor. In most cases, the engine can be repaired without having to buy a new one. The point is that the "weak link" in the engine is the brushes. But this work requires a certain skill, therefore, in this case, we would recommend contacting a specialist.

    We adhere to the same advice in the case of a malfunction of the control board. The board is a complex microcircuit, which can only be dealt with with special equipment and tools. Based on the results of accurate diagnostics, you can decide whether to change an expensive unit or still buy a new machine.

    Even the most reliable equipment fails, and what to say if the washing machine is assembled from Chinese components.However, in this case, the machine can be called the reasons for the breakdown of the machine:

    • Water quality for washing.
    • Incorrect installation and connection of the machine.
    • Operating conditions.

    Summing up this article, we recall the basic rules that will help prolong the life of your assistant:

    1. Always check pockets for small items and debris.
    2. Carry out regular descaling.
    3. Use a hard water softener such as a cleaning filter.
    4. Rinse and clean the drain filter regularly.
    5. Wipe the cuff and powder drawer after each wash with a dry cloth to prevent mold growth.

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    The Atlant company has long occupied its niche in the household appliances market. The Belarusian manufacturer is distinguished by the lower price of the product compared to its European counterparts. This determines the choice of the buyer in favor of Atlant. Atlant washing machines have an attractive design and modern technical characteristics, but they cannot boast of reliability and durability.

    Therefore, the issue of repairing the Atlant washing machine over time becomes relevant for the owners. In the event of a serious breakdown, it is better to give the unit to the master, but the owner will cope with some common problems with his own hands.

    List of the most typical problems with Atlant washing machines:

    • The machine does not start.
    • The drum does not fill with water.
    • The drum fills with water too slowly.
    • The water does not heat up, the heating element is broken.
    • Automatic stop of the washing machine during the cycle.
    • The drum does not rotate.
    • Water drainage problems.
    • Loud or abnormal noise during the wash or spin cycle.
    • Strong vibration, spontaneous movement of the unit on the floor.
    • The washing machine door does not open.

    Let's consider the causes of breakdowns and options for their elimination in more detail.

    If the display does not light up when you press the power button, make sure the power plug is plugged into a power outlet and that there is electricity in the house. If the matter is in the washing machine itself, then the options for malfunctions and how to fix them are as follows:

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    • Defective plug. Disassemble the plug and check the contact connections.
    • Broken power cord. You need to ring the cord.
    • Faulty electrical wiring in the car. Remove the outer panel of the unit and check the condition of the terminal clamps, they may be oxidized.

    If the display of the machine reacted to the switch on, the washing program was selected, but the machine does not work, the reason is as follows:

    • The wrong wash mode is selected.
    • The door is not closed tightly enough. Check the integrity of the door seal, whether the item to be washed has gotten between the door and the body.
    • Water does not enter the machine because the water supply taps are closed.
    • Timer defective. In this case, the washing mode of the selected program does not start due to a broken time relay. To check, turn the program selector until the drum starts rotating. If this happens, then the timer is defective and needs to be replaced.

    First of all, check if the water supply taps are open. Next, make sure the inlet hose is not deformed or clogged. Rinse it off if necessary.

    If the intake filter is clogged, proceed as follows:

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    • Close the water supply tap.
    • Disconnect the hose from the unit inlet valve.
    • Remove the filter and rinse thoroughly under running water.
    • Put on the valve, connect the hose and open the water supply valve.

    If the intake valve breaks down, you will need to replace it. You can also do it yourself. It is necessary to remove the valve from the inlet pipes and replace it with a new one.

    The water intake system is a weak point in Atlant machines. In good condition, when the water level in the drum rises, the water compresses the air in the pressure regulator compartment. When the pressure reaches the desired value, the switch is triggered and the inlet valve closes. At the same time, power is supplied to the heating element and the switch for prohibiting the premature opening of the drum door is activated.If the tube is damaged or clogged, the water supply system will not work.

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    • Check how the tube is fitted to the water level switch. If the end of the tube has hardened, cut it off a couple of centimeters and put it back on the switch.
    • To check if the switch is working properly, blow into the tube. The click of the switch should be heard.
    • Then, loosen the clamp on the hose, with which the pressure chamber is attached to the drum.
    • Flush the chamber to keep the inlet and outlet clean and free of blockages. Examine the camera for cracks or deformation.
    • Make sure that the switch is working: check it with a multimeter. In case of breakage, replace it with a new one.

    Typical reasons why water is drawn into the washing machine slowly:

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    • Clogged or deformed inlet hose. In this case, flush the hose with water pressure.
    • Intake filter clogged. Remove and wash the filter.
    • The water pressure in the system is not high enough. Make sure the water tap is fully open. If yes, then there is insufficient water pressure in the line. It is necessary to raise it. For example, equip a pressure tank under the ceiling of an apartment, or in the attic of a house. The minimum required pressure is 12 atm.

    Causes of breakdowns and options for their elimination:

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    • Water level regulator defective. A faulty water level switch does not recognize that the drum is full, therefore does not turn on the heating element. Check the switch with a multimeter and, in case of malfunction, replace it with a new one.
    • Scale has formed on the heater. Due to the increased hardness of the water, limescale appears on the heating element, which affects the operation of the heater. Disassemble the washing machine and remove the limescale.
    • Heating equipment malfunction. The heater contacts need to be tightened and the oxidation cleaned. Using a multimeter, check the heating element for an open circuit, having previously disconnected one wire from the heater. Replace it with a new one if necessary.
    • Thermal relay breakage. It serves to measure the temperature of the water in the tank of the washing machine and turn off the heating element when the desired temperature is reached. An incorrectly working thermostat switches off the heating element incorrectly: too early or too late.

    If the washing machine stops by itself, during an incomplete wash cycle, check the presence of power in the outlet using a multimeter. If everything is in order with the power supply, the reason for the stop may lie in a blockage in the inlet or outlet hose. Flush the hose under the tap to remove the blockage.

    The next step is to remove and check the serviceability of the pump. It may be clogged or broken.

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    Next, check the serviceability and cleanliness of the intake valve. Replace with a new one if necessary. Next, check the operation of the thermostat, heating element and timer. If the timer is defective, replace it with a new one, as repair is too difficult for a layman.

    A typical case during the repair of the Atlant washing machine is the failure of the electric motor. The "weak link" in it is the brush. Such repairs require special skills and it is better for the user to contact the service. The good news is that engines are in most cases repairable and you don't need to buy a new one.

    First, exclude the simplest reason - the door latch breakage. In the event of a defective lock, the drum will not rotate. To check, press the door button several times, it may be stuck.

    If the drum in the washing machine is not attached directly to the engine, but rather to the draw-in belt, the belt may come off. Move the engine down a little and adjust the belt tension tighter. Be careful not to overdo it. Over-tensioning the belt will lead to rapid bearing wear and breakage. With the correct tension on the belt, when pressed, the belt offset is about 12 mm. If your washing machine is not equipped with a belt tensioner, the best alternative is to replace the belt with a new one.

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    Another possible reason for the drum stopping is a breakdown of the electric motor. In this case, you should contact a specialist.

    The first possible reason for water retention in the drum is a clogged outlet hose, or its deformation. Check the hose for blockages and flush if necessary. The outlet filter may also be clogged. It can be cleaned and replaced through the hole at the bottom of the washing machine.

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    The next possible cause is a clogged pump. Remove it and check for foreign objects. To do this, you should:

    • Prepare a rag for water in advance.
    • Remove the clamps, fastening the hoses to the pump. Check the hose for blockages.
    • Check the rotation of the impeller with a pencil. If the impeller does not rotate well, remove the connector with the wires and the mounting bolts from the pump. Then remove the clamps or unscrew the screws that connect the two pump parts.
    • Mark or take a photo of their location on the phone so as not to be confused during assembly. Check the impeller chamber for debris and also make sure no threads are wrapped around the shaft.
    • Flush and reassemble the pump. If the performed manipulations did not help, replace the pump with a new one.

    If the washing machine suddenly makes a loud knocking or rattling noise during the wash cycle, you probably left coins, keys, or other foreign objects in the pockets of your clothes. If small metal objects from the drum get inside the tub, the washing machine could be seriously damaged. Therefore, it is important to check the pockets before washing.

    Another reason for extraneous sounds may be a broken latch or door lock. The sound in this case will be buzzing and will stop when the door is closed.

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    If a squealing sound appears when washing at high speeds, this indicates a slipping of the drive belt. Tighten the belt or replace with a new one

    If you hear a crackling sound when the drum rotates, it means that the drum bearing is broken and needs to be replaced.