Most modern housewives know about the benefits and effectiveness of Redmond multicooker firsthand. This multifunctional kitchen fixture has provided thousands of homes with wholesome, nutritious, hot and delicious food. Everyone who has used this device at least once has become convinced of its effectiveness. However, like all electrical appliances, it is susceptible to various breakdowns. First of all, malfunctions of the device are attributed to a factory defect. Nevertheless, it sometimes happens that the device breaks down during operation. It is then that most people think about repairing a multicooker with their own hands. It is possible to perform it at home, but for this you have to take into account several nuances.
In order to protect the Redmond multicooker from breakdowns and not think about how to fix it with your own hands, you must comply with the requirements prescribed in the device manual.
The first step is to highlight the sequence of stacking products before cooking. Remove the food bowl from the Redmond multicooker before placing it. Otherwise:
Most malfunctions occur due to contamination of the device contacts. This can result from the ingress of liquids or bulk solids into the interior of the device, such as:
This type of breakdown is the most harmless and it will be easy to repair the multicooker with your own hands. At the same time, it is worth remembering that until the end of the cleaning and assembly process of the structure, the device should in no case be connected to the network.
To clean the device with your own hands, it is important to study and follow the sequence of actions.
Observing the rules of disassembly, cleaning the device will not cause much trouble.
In some cases, Redmond multicooker may stop working, displaying a specific alphanumeric error code. The ability to decipher the code will allow you to understand the cause of the breakdown and start fixing it. Information for decryption is known to manufacturers, as well as craftsmen specializing in the repair of household appliances.
Certain errors displayed on the screen indicate serious malfunctions. Nevertheless, there is a list of codes explored by ordinary users through trial and error.
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Thus, craftsmen managed to find out that the message "e0-e4" displayed on the screen signals faults associated with short circuits, as well as breaks of temperature sensors located above or below. Also, the problem may be related to thermal fuses. Various manufacturers set their own codes, therefore, for repairs on their own, you will need to remove the device case and use the capabilities of the multimeter to detect an open by measuring the level of contact resistance.
Another common reason that a multicooker may need to be repaired is a clogged thermostat responsible for heating.In most cases, it is located at the bottom of the device, next to the power board. To get to and repair the thermostat, you need to remove the bottom of the structure. Before cleaning, the copper contacts must be slightly unclenched, and then wiped with zero emery cloth or thick paper. The reason for such a breakdown may be the accumulation of moisture that has penetrated into the mechanism due to the liquid spilled past the bowl. Condensation is also possible.
A thermal cutout for a multicooker is one of the most important parts of it. It is a small piece of wire that is indistinguishable from a resistor. The conductivity index is 10-15 A, based on the type of element. The highest temperature is 150-170 degrees. Exceeding the permissible limits will lead to a blown fuse and an open circuit, which can be determined using a multimeter.
The most important part of the Redmond multicooker is at the center of the device. Most modern models are equipped with several thermal fuses covered with protective plastic insulation. To detect a blown fuse, it is necessary to dismantle the bottom cover of the device.
After removing the bowl, you can see the button: outwardly, the assembly resembles a steel mushroom, the lower part of which is covered with a spring. The circumferential surface is the heating element of the Redmond multicooker. Thermal fuses are located near the main unit.
In this case, the plastic insulation is visible. Some manufacturers secure them with clamps screwed to a screw, but in most cases, the fuses are simply dangling in the air.
Since the factory fastening of the fuses is carried out by crimping, the use of soldering is strictly prohibited, since a red-hot soldering iron can burn out the heat-sensitive fuse. To determine which particular element is defective, as well as whether at least one of them is working, use a multimeter to measure the resistance without removing the fuse. After detecting a malfunction, the fuse must be replaced.
Modern multicooker is equipped with two electronic boards:
The main board, responsible for heating, is located at the bottom of the device, while the control board is located in the heart of the device - inside the working cylinder.
A close inspection of the microcircuits reveals several signs of problems:
delamination of tracks;
violation of solder seams;
blackening of resistors;
swelling of capacitors;
formation of carbon deposits.
If one of the items on the list is found, it is worth repairing or replacing parts, restoring the soldering or tracks of the board using a zero skin and tinning the damaged places. Jumpers can be made from burnt-out resistors using their legs. To secure the soldering and tracks, it is recommended to use a varnish that protects the circuit from leaks and oxidation.
To repair a multicooker, you need to understand what it is.
Judging by its appearance, the Redmond multicooker looks like a small container with a display and buttons for selecting cooking programs. Its lower part contains a socket for connecting to the mains and a switch. There is a lid on top, opening which you can see a bowl for food. It is in it that the entire cooking process takes place. Such dishes can be easily removed, which is very convenient for washing.
The principle of operation of all multicooker is almost the same, and if you understand the brand of one device, you can easily repair other models of devices, such as Philips, Panasonic, Polaris, Scarlet, Mulinex, Vitek, Maxwell and others.
To protect the pressure cooker from damage, you must carefully read the instructions and adhere to the rules for operating the appliance written there.
Do not forget that before placing food, the food bowl must be pulled out so that accidentally spilled liquid or scattered small crumbs do not get inside the mechanism.
Possible reasons why the multicooker does not turn on:
These are the most common reasons why the multicooker may not turn on.
If the multicooker breaks down and does not work, then in some cases the corresponding error codes are displayed on its display, by which you can understand what exactly happened.
The Redmond multicooker is characterized by the following designations:
E1 or E2 - system error, possibly a breakdown of the power supply, heating element, or the cover is not closed tightly;
E3, E4 or E5 - the thermal sensor or fuse is out of order, the system may have turned on from overheating.
Also, codes E1, E2, E3 may indicate that moisture has entered the mechanism. In this case, it is necessary to unplug the device from the network and allow it to dry out.
Also, one of the common breakdowns of multicooker is the contamination of the device. This happens when liquid or any loose substances, such as rice or sugar, gets inside the mechanism.
To solve the problem, the device needs to be cleaned by performing the following steps:
Remove the top cover of the device by unscrewing the bolts;
Clean the circuits by turning the device over and shaking it gently;
If the blockage is at the bottom, then you need to remove the bottom cover;
Disconnect the contacts of the programming and heating boards;
Remove heating elements, temperature sensor and other elements;
Clean all parts from crumbs or other dirt.
If the thermal relay is clogged, the contacts should be slightly unclenched, and then wiped with thick paper. This can happen if water gets into the device or condensation forms.
A thermal fuse is a kind of wire-wound element that resembles a resistor in its appearance. Its main function is to protect the multicooker from overheating.
The temperature when the fuse blows is 170 degrees, and the maximum amount of current passing is 10 or 15 A, depending on the type of element. If these indicators exceed their norm, the fuse burns out.
Not a single electric circuit of a multicooker is complete without thermal fuses. They are usually located inside the device. Usually there are several of them, and you have to figure out which one burned out. To do this, you need to check the elements with a multimeter, which should measure the resistance. And if it is not there, the part needs to be replaced.
The reasons for the combustion of the thermal fuse:
Failures in the operation of the power supply and switching;
Sudden voltage drops;
Malfunctioning control unit.
Thermal fuses can be of several types. The popular types are cpgxld or ldcpg. The operating voltage of such elements is usually rated at 250V, the throughput of the operating current is 10A or 15A. A number with a degree sign usually indicates at what temperature this element will work. For example, at 167 ° C.
As a rule, these parts are not restored, that is, they are triggered once, after which a new part must be installed.
If the multicooker stops responding to any actions, does not heat, beeps, heats up poorly, does not turn off, blinks or gives errors on the display, it must be inspected and, if necessary, repaired. This can happen with any brand of technology, no matter whether it is Samsung, Redmond or Vitek.
The main thing is to remember that you need to work with electrical devices very carefully, observing all safety measures and be sure to remove the device plug from the outlet! Just turning off the multicooker is not enough!
What to do if multwark:
It turns off earlier than the appointed time - the cooking mode may be selected incorrectly or the food has been overused. To do this, turn off the device, check the recipe and restart it again. Also, the thermal protection may work, the valve may become clogged, the food in the bowl may burn, or there may not be enough liquid to continue the cooking process. Sometimes the problem may be in the violation of the integrity of the bowl or failure of the sensor.
He prepares food for too long - most likely, the temperature regime is set incorrectly, the overload of food or the bowl is not as it should be. It is worth restarting the device, letting it stand for a while and checking the installation of the bowl.
It switches to heating on its own - you can fix the trouble by holding down the "Cancel" or "Heating" button and after a few seconds everything will return to normal.
Does not count down - a software error has probably crept into the device or the timer is not configured. You need to carefully read the instructions and, if necessary, manually set the timer.
Beeps - in this case, it is possible to close the contacts of the device. Sometimes it is enough to remove the battery to stop the beeping.
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So, if the multicooker turned off on its own, burned out due to power surges, does not respond to any button presses, you can try to figure out the reasons for this phenomenon and fix the unit yourself. If nothing can be done, it is better not to risk the device and take it to a service center, where specialists will tell you what exactly happened and will repair the equipment.
The first sign that distinguishes the technique of imaginary foreign manufacture, interpreted by forum users as showing an affinity for the CIS, is non-repairability. When disassembling, you break a decor detail, you have to buy a special tool, endless tricks. Western personal computers have not been awarded such a sophisticated (bad) security system. It seemed that static voltage could burn out the lion's share of the periphery of the motherboard. Both screws of the Redmond home multicooker, covered with a colorful warranty sticker (easy to soak off), are extravagant. Shielded with film, you will have to put your home multicooker in a double boiler (just kidding). The sophistication is designed to deceive the cunning handy Russian peasant who easily bypasses the three degrees of protection. The impression formed by the product is spoiled. Today we are discussing the repair of the Redmond multicooker with our own hands.
Below we will consider the features of the Redmond multicooker. Let's bypass the expensive models - we believe that not everyone has such - we will deal with the standard, sold at a reasonable price. Typical set of programs, average cost, uncomplicated appearance.
The Redmond home multicooker is distinguished by the complete absence of screws, screws from the outside. Improves appearance. The body consists of a plastic bottom with a rim surrounded by a metal wall. No screws are attached to the base (hidden by an intricate label explaining the warranty period, forget the decor), plastic teeth. It is carefully covered with a transparent piece of plastic so that the paper is not soaked by the cooking vapors. Good - food won't stain the paper. Hence, a Redmond home multicooker will look great. It is easier to wash the case, liquid products are allowed without fear of losing the right of warranty.
We emphasize.The discussed screws constitute a decorative element. The base is fastened with hidden teeth that cover the perimeter.
One screw is cross-shaped, the other has a triangular hole. It resembles an Egyptian pyramid only with fewer faces. Moreover, the standard nozzle has three slots, the spreading angle of 120 degrees fails. You will certainly rip off the head. Avoid pressing, otherwise the wall of the Redmond home multicooker will bend inward, the presentation will be lost. Providence is delightful, provoking a slight contempt for the ingenuity of the designers. Insert both screws triangular, making it difficult to access. A non-standard head is more expensive, a single screw is not enough to keep the walls in place. Delightful, thought out to the smallest detail, the repairmen cannot be stopped! The triangular bolt is fastened from the inside with a nut to the wall. The bottom is simply glued, sits on plastic teeth (at the first acquaintance with the equipment, not knowing the features, you will rip off the head, you will lose the right of warranty).
This is why it was impossible to disassemble the Redmond home multicooker. Even knowing the focus, it is extremely difficult to knock out equipment without damage. Do-it-yourself repair of the Redmond multicooker will most likely spoil the presentation.
From below, the cover is attached with one screw to the inner shell of the case by the bracket, resulting in a sandwich:
Bottom.
External walls.
Internal walls of the working compartment.
The bottom is made of plastic, glued to the outer walls of a thin sheet of steel. Rolled over itself, forms a cylinder. It bends and breaks easily. The inner walls of the case are formed by high-quality steel, strong, and the shape resembles a bowl more than the one in which they cook. In the middle of the bottom there is a hole where the main button wire goes. The heating element is a washer (figured cut out disk), is attached to the compartment with three screws equipped with lock washers. One contact goes to the plug connector, the other comes from the switching power supply board containing the relay controlled by the central circuit.
To fix the main button on the heating element disk there is a steel cylinder to which the die is attached. There is a spring between it and the main button. There are two sensors of the Redmond multicooker. The first took a fancy to the cover (top), the second from the bottom. The first one is hidden between the walls. There are three conductors under the plastic loop:
The latter is needed in case steam gets inside. For fans of experiments, we inform you: if the main button is covered with cereals, the damage will take a long time to appear. The heating element disk hangs over the void. To the side, at the edge of the bottom, there is a power board on four racks. It is located at a certain height from the surface with the electronic filling down. In addition, the top is protected by a flat cover. There are holes in the bottom of the Redmond home multicooker, so if you spill liquid, it is highly likely to wet the table. Will close the plug, socket. The current will immediately go to ground if the device is correctly connected. Otherwise, as long as the fuses go out, households will suffer. Take note: liquid spilled inside, avoid taking with your hands at the same time:
Wet table, battery.
Home multicooker body, kitchen faucet.
A bowl, a gas pipe.
It is dangerous to approach a home multicooker while food is available. It is safer to turn off the switch of the driveway flap, the switch box machine, rather than risk your life. Stop trying to pull out the plug, it could become dangerous.
There is also a step voltage. The cook must avoid the potential for touching. From the place of breakdown of the cable laid underground, they move away in a goose step. The heel of the leg pulled forward is placed on the toe of the standing leg. Security is ensured. On its way, the current forms a potential difference on the surface. The voltage drops evenly along the length. The longer the stride, the higher the potential difference between the legs. The probability of breakdown of the insulation represented by the soles of the shoes increases, the person will receive an electric shock.The principle works in the kitchen until the fuses burn out, or the dangerous appliance is not turned off automatically.
In addition to the tension of the step, physicists have introduced into use the tension of touch. Hands and body will become points of electric shock. The most dangerous path of current runs through the heart (hand-arm) region.
Forgot to mention the thermal fuse! It is not known whether many models of Redmond home multicookers support protection against empty inclusion, the hostesses are sure: this action should be avoided. From the plug connector, the terminal goes directly to the case, it is attached in three places:
Bowl compartment walls.
Sensor in the lid.
Outer steel cylinder.
With the correct electrical connection of the Redmond home multicooker to a European outlet with side petals, nothing bad will happen in case of breakdown. If there is no grounding, you have a chance to get an electric shock. Until the fuses are blown out, the person will surely die, collapse, receive a thrashing. More than one installer took the battery, working with an electric drill, never ended up with anything good. The thermal fuse is attached to the compartment body with a steel bracket, tightened with a bolt to the wall. The wire is protected from above by a fabric cuff. Thermal fuse inside.
The power board with the transformer is connected with one conductor directly, the other through a thermal fuse with a plug connector. An overheated device will certainly be turned off. This will happen on empty boot. The smartest home multicooker is able to turn off according to the sensor readings, cheap protective options are deprived. Please note that the lower sensor wire is protected by a heat-resistant cloth. Protects insulation from breakdown when accidentally touching the heating element.
As for the switching power supply of the Redmond home multicooker, there is no fuse. We believe that because the heating element is powered by the relay directly with a 230 volt network, electronic boards do not need high voltage and current. And then they put a trivial diode bridge, after the secondary winding with a resistor, a capacitor to filter the ripple.
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The "smart filling" is located on the electronic board located on the inside of the side wall of the case. It is the value of a home multicooker, everyone can assemble a switching power supply, and everyone can equip a relay with their own hands. There are no special instructions for repairing the power unit, it's bad that there is no fuse slot. It would be possible to connect a light bulb, evaluating the reaction, to judge whether the malfunction of the Redmond home multicooker has been fixed. One thing is alarming. Judging by the lack of fuses, nothing in the Redmond home multicooker can burn out. This is good!
We hope that the Redmond multicooker device has been painted in abundance. We apologize that without a photo, we will fix the process next time. Self-repair of the Redmond multicooker is rarely required, unless the cook is defective. The brand is of high quality, the design is disgusting. By the way, they did not say how to remove the inner case. Set on plastic teeth on the folded edge of the side wall behind the plastic top frame. It is difficult to read, but take the Redmond home multicooker in hand, the question will become clear. Here's another thing. The edge of the side wall of the Redmond home multicooker is deliberately made sharp. When you remove the prongs, most of it will cut. Such a ... protection from smart guys!
With such a description at hand, readers, of course, will fix the Redmond multicooker. It is more difficult to get a new heating element. In some designs of electric kettles, the spiral is rolled inward. It's good that Redmond doesn't do that with multicooker.
Multicooker has firmly taken its place in many kitchens throughout Russia, in contrast to the United States and Europe, where they recognize only an airfryer and microwave ovens and are wary of even such a reliable company as Philips. They are produced mainly for the former CIS countries, where they have gained particular popularity for the quick preparation of a variety of dishes.
Like any household appliances, multicooker can break down, and the user is faced with an urgent question: is it possible to carry out repairs with his own hands?
To independently repair a multicooker from Polaris, Redmond or any other, you need to know the internal structure and principle of operation of the product. In appearance, all such units resemble an ordinary saucepan with a display on the side and buttons for setting the cooking mode. From above it closes airtight lid on the latch, the bowl where the cooking takes place is installed inside. Heating elements are located under the bowl, there is also a power supply and product control unit. From the bottom, everything is closed with a plastic lid, which is the bottom of the multicooker.
The schemes of different models of the multicooker are identical, with the exception of minor nuances. The heating system is no different from a coffee maker or other electrical household appliance, so it is enough to study the diagram of one, as well as familiarize yourself with the principle of its operation, in order to successfully repair any multicooker with your own hands, if necessary.
Power is standard: the home network is supplied to the three-pin connector at the bottom of the product. One of them is grounding - inside it is connected by a yellow-green wire to the body and lid of the multicooker. Temperature sensors are in different places: one in the lid, and the second in the bottom of the multicooker.
It is possible to repair the Redmond multicooker on your own only when the warranty has already expired, and before that it is better to refer it to specialists, but to check visually what repairs were made so as not to pay extra money.
When repairing multicooker of different models with your own hands, the main thing is to correctly diagnose why the multicooker is not included in the work. The reasons are quite different:
the error message "E1", "E2" or "E5" appears on the display (read more about errors in the Redmond multicooker here);
failure of a microcircuit, resistor or capacitor;
burned out thermistor;
an extreme case - the power supply burned out;
heating element failure;
the latch on the top cover has broken.
In addition, you need to know how to disassemble the multicooker. Only after a visual inspection, and then a thorough diagnosis, you can understand what happened to the product, and how to repair the multicooker. For a home master, it will be useful to watch this video:
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Most multicooker failures are due to contamination of various contacts - liquid or loose products has got into the product:
various cereals: millet, buckwheat, rice;
sugar;
pepper, salt.
Such breakdowns are not difficult, and they can be completely eliminated by making repairs with their own hands, but the user must remember that before complete cleaning it is not necessary to plug the device into the network - the consequences can be very dire and cause serious damage to the family budget.
To clean the inside of the product yourself, you must first study and strictly follow the algorithm of actions.
We remove the cover of the multicooker - it is made of metal or plastic (depending on the cost of the product), then we unscrew all visible elements that are fixed with screws.
We clean the internal elements of loose substances by turning the multicooker over and shaking it gently but vigorously.
If no liquid is found inside, then we collect everything in the reverse order.
When the blockage occurred in the bottom of the device , where the contacts are located, then the algorithm of actions will be as follows:
disassembly is carried out from below - we unscrew the screws securing the bottom cover;
we disconnect the wires going to the software and heating board;
we unscrew the screws securing the heating elements - after that they should be easily removed;
carefully, so as not to damage, dismantle the internal thermocouple;
we clean all microcircuits, thermal sensors and boards from bulk products.
If you do everything without haste, carefully and carefully, then you can clean the Polaris or Mulinex multicooker yourself without any problems.
One or more thermal fuses are always located in the middle of the product, no matter what manufacturer the multicooker is, for example, from Panasonic. They are covered with cambric, which in individual products are collected in a common clamp, but most often they are not fixed.
Under the bowl in the multicooker there is a special unit, visually similar to a mushroom made of metal, which is supported by a spring from below: various fuses are located around it, you can get to them and fix them only by turning the fasteners of the bottom cover.
When replacing a thermal fuse, only clips are used: they cannot be soldered, because they are very sensitive to any temperature rise. You can check the condition of the fuses using a tester to find out which one burned out.
Another temperature sensor is located in the lid, you can check it without opening the plastic device once again: it is enough to measure its resistance while heating the lid. If there are no changes in resistance, then you will have to disassemble and make unscheduled repairs to the multicooker lid with the replacement of the part.
Each user should know that thermal fuses cannot be repaired, their specific purpose is to burn out when the temperature rises sharply.
We have already explained how to remove the back cover - you need to unscrew the fastening screws, then disconnect the thin wires that connect the control board with the power supply. Next, we disconnect the heating elements and, with extreme care, the thermocouple located in the center - this part is very fragile and is afraid of any mechanical impact.
To clean the board from carbon deposits , it must be disconnected, providing access from both sides. We carefully examine it for the presence of fatty spots, if any, we wipe it with a cotton swab dipped in alcohol. For multi-cookers of different models, the location of the boards may be different.
Microcircuits must be examined very carefully, using a magnifying glass to reveal carbon deposits, irregularities in tracks and solder seams. If you do not understand anything about this, then you should not contribute to the application of defects to such a fragile and important part. The damaged parts are carefully soldered and replaced with new ones, taking into account the coincidence of the marking. After repairing the boards of the Redmond multicooker, if you made it yourself, you need all the tracks varnish to protect them from moisture penetration.
Quite often, the redmond multicooker and steamer has the top lid latches breaking. According to experts, this is one of the most common breakdowns. Some masters claim that it is manufacturer's defect so that users buy new top caps after a certain period of product use.
If a breakdown still occurs, then you should not immediately go to the store and spend money on buying a new cover, especially with such a minor breakdown it is pointless to contact the service center: they simply do not undertake to repair the multicooker, advising to install a new cover. There is an original home repair method , which does not take much time and effort, you only need concentration, patience and the ability to work with superglue. In order to properly troubleshoot, watch this video carefully:
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The main reason for multicooker breakdowns is the ingress of liquid or bulk ingredients inside, and this is 100% your fault. Better to put the food in a bowl on the table, add water, and then gently insert it into place. It makes no difference which company the multicooker is: Polaris or Redmond, if food or liquid got inside, and you connected the product to the network, you will need urgent repairs.
Carelessness and haste - these are the main reasons for the failure of household appliances.Experts have established two main factors affecting the good condition of the multicooker.
According to the recipe, it is necessary to add milk or other liquid without removing the already heated bowl, since there is a risk of getting them on the electronics due to the user's carelessness.
Many housewives in a hurry forget to insert the bowl and put food inside the product, which inevitably leads to breakage.
Only an attentive and careful attitude to the multicooker, adherence to the rules of its use, can guarantee a long operation of the product and stable functionality.
Video (click to play).
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