DIY blender redmond repair

In detail: redmond blender DIY repair from a real master for the site my.housecope.com.

A blender is a multifunctional household appliance that is found in almost every kitchen. This is a convenient device that can replace several devices at once. With its help, grind, mix, whip products. The design of blenders is simple, so they are quite reliable, but even the most reliable equipment fails. Consider how to disassemble an immersion and stationary blender, find the cause of the breakdown and do the repair yourself.

All blenders can be divided into two types - stationary (desktop) and submersible (manual). They differ in design and method of operation, may have different nozzles and additional functions. To repair a stationary or immersion blender, you need to understand the features of its device.

Manual models are electrical appliances on a long handle with a cutting nozzle. They are lowered into a bowl with products that need to be crushed and mixed, they press the start button and hold until the procedure is over.

The undoubted advantages of submersible models include compactness. The instruments are easy to disassemble for cleaning, plus they require a minimum of space for storage. Blenders with a large number of attachments are versatile and perform many food preparation operations.

The disadvantage of submersible structures is only one, but significant. During cooking, the device has to be held in your hand while pressing the start button. If you have to do this for 1-2 minutes, the hand gets tired and numb. Such a device is not suitable for frequent use, because. Doesn't handle large quantities of food well.

Video (click to play).

Making soup with a hand blender

Stationary models look like food processors and often perform many functions. They are bowls with rotating knives fixed at the bottom. Such a device is installed on the table, it is not necessary to hold it with your hands during operation. It is able to grind a large portion of food at a time, copes with mixing cocktails, batter.

Desktop models also have disadvantages. The hostess has to allocate quite a lot of space for storage and installation. In addition, some stationary blenders chop vegetables poorly: they either grind into crumbs or remain large pieces. The advantages of desktop structures include the fact that they are sometimes easier to disassemble and repair with your own hands than submersible ones.

Although the principles of operation of submersible and stationary blenders are similar, there are still differences due to the different design of the devices. In all models, products are chopped with knives, but in desktop appliances, bowls also perform an auxiliary function.

The knife of the stationary appliance, located at the bottom of the bowl, rotates and cuts the products. With an increase in speed, the crushed mass is mixed, rises. The walls of the bowl expand upwards, so small pieces slide down the walls, and large ones fall into the center - to the knives. It turns out that the crosspiece pulls down the pieces of food and throws the already crushed mass to the walls of the bowl.

It is not uncommon for a blender to be considered broken if it does a poor job of grinding. But it happens that the problem is not in breakdowns, but in the low power of the electric motor. Sometimes it is enough to add a little liquid to the bowl to make the work of the knives easier.

If the model is powerful, then such deviations in operation can indeed indicate malfunctions, for example, a blunt knife, a broken speed switch, etc. In some cases, problems with the bowl may be the cause of poor performance.

Stationary model device

In submersible structures, collector-type electric motors and fuses are usually installed that turn off the device in case of overloads. Frequent breakdown is the burning of current-carrying parts, therefore, when malfunctions occur, the contacts “ring out” first of all, rotating the shaft manually.

Care must be taken when using manual devices: they are not suitable for kneading dough and other thick products. The motor may not be able to withstand the load. Repairs will be expensive. However, there is good news: often women's hands get tired of holding the equipment before the engine has time to overheat.

Many models are equipped with speed switches. This is a very convenient feature that expands the capabilities of the hostess. But if the engine does not cope, then the working device can escape from the hands, which causes mechanical failure.

Immersion model device

In submersible models, the power cable often fails. This is the reverse side of the main advantage of such devices - mobility. The hand blender is often turned on and off, transferred from place to place, which leads to cord kinks, incl. critical.

Unstable operation of the power grid is also a risk factor. During power surges, motors often burn, printed circuit boards are destroyed. Often it is necessary to replace the knife, repair the nozzle, the speed controller. In desktop appliances, liquid may leak into the nozzle drive, the bowl snap mechanism may break.

Immersion Blender Repair

Consider how to check the performance of individual components of the structure:

  • If the blender does not turn on, first of all check the presence of current in the electrical outlet. Before disassembling the device for repair, you need to make sure that there are no power problems. The socket is checked using a tester or by connecting another electrical appliance to it, which has an accurately working cord.
  • If there is current, but the blender does not turn on, check the power cable and fuse. Repair in this case is reduced to the replacement of defective parts with new ones.
  • Overloading may cause the motor to burn out. In addition to problems with performance, such a breakdown gives itself the smell of burning. Sometimes the device can be repaired by replacing the brushes yourself, but more often you have to take the blender for repair to a service center or buy a new one.
  • When the elements of the printed circuit board burn out, a short circuit occurs. It is necessary to disassemble the equipment, inspect the board, test and, if necessary, re-solder the faulty elements.
  • If the gasket is leaking, then it must be replaced with a new one, because. liquid can get on the electric motor and cause a more serious repair.
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Dive Model Troubleshooting

Housewives often encounter a situation where the blender has stopped and the knife is not spinning. It happens that the knife is spinning, the engine and the speed switch are working, but when loading products, the device runs “idle”, without grinding them. In many cases, repairs can be done by hand. Let's figure out how to do it.

Scheme of the device of a stationary blender

(CM: make a screen of the 1st picture with the name of the parts)

Before disassembling the blender for repair, you should carefully read the technical documentation. Disassembly instructions may be included with Bosch, Philips, Scarlett, Polaris models. It is best to follow the manufacturer's recommendations. Otherwise, there is a high risk of permanently breaking the device.

For disassembly and repair, you will need the following tools:

  • a flat thin screwdriver (if such a screwdriver is not found, it can be replaced with a narrow knife);
  • long screwdriver;
  • pliers;
  • a magnet to get small parts if you can’t remove them with tools;
  • superglue or any other reliable adhesive composition, with which you can restore the integrity of the seams if they are damaged.

Do-it-yourself blender disassembly procedure:

  1. Remove all screws, remembering or marking their locations.
  2. Remove all items that are possible.

Note! Some craftsmen offer a more radical disassembly option: a narrow screwdriver or knife is inserted between the body and the casing of the device and the weld is knocked down with a precise hammer blow. This method is only suitable for non-collapsible models, and superglue is required for their reassembly after repair.

  1. Parts that could not be removed should be carefully examined. They can be fastened with latches. In this case, they can be removed by depressing the latch locks.
  2. When the case is disassembled, you can begin to check the performance of parts and repair.

The most common models of Scarlett ("Scarlet"), Vitek ("Vitek"), Polaris ("Polaris"), Philips ("Philips"), Bosch ("Bosch") are usually disassembled, so they can be repaired by hand, replaced nozzles. Consider in what cases self-repair is possible.

  1. Knife replacement. If the knife is blunt, it can only be replaced, because. it cannot be sharpened. New knives are sold in specialized and hardware stores. To replace, remove the old part by wrapping it in a towel and unscrewing it. After that, put on a new knife (it may differ in appearance from the old one), fasten it.

Important! Sometimes you can buy a new knife complete with an oil seal. It makes sense to replace both parts at once. In some stationary models, the knife cannot be removed from the bowl, because. she is not broken. Then there remains only the option of a complex replacement of the bowl, knife and gland.

Knives old and new

  1. Speed ​​controller. In stationary models, it may be difficult to check the switch, because. often there is a function of blocking the inclusion without a bowl. By the way, the problem of stopping the operation of the device is also associated with blocking. If you suspect a malfunction of the speed switch, you need to unsolder it, check each position in full, and repair it.
  1. Stop work. If the device does not turn on, the first step is to check and, if necessary, replace the cord. If it turns on and buzzes, but does not work, then you should disable the lock. Inoperability when the lock is released most often indicates a burnout of the motor winding. It can be replaced, but it's an expensive repair, so it's often more cost effective to just buy a new blender.

Note! The problem may lie in the printed circuit boards. It is worth inspecting the capacitors and resistors. If a short circuit occurs, then it is better to give the device to specialists. In many cases, damaged electronics cannot be repaired or the cost is too high.

In order to have to disassemble, check and repair blenders with your own hands as little as possible, you should follow simple rules for safe operation. Check the attachment of the nozzles before starting work, do not turn on the device without a bowl, do not overload, handle the wire carefully (make sure that it does not bend or twist). Most importantly, follow the user manual. These simple measures are quite enough for the equipment to serve for many years without repairs.

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A blender is a motor, on the shaft of which a special nozzle is placed. This is a fairly simple device. To start working, a bowl with a knife is attached to the motor shaft. This makes it possible to disable the engine lock. After the blender, you can work in pulse or normal mode by pressing the power button. The household appliance is completed with a rotation speed regulator, a cord, a plug. A fuse may also be included.

Are you sure that you can handle the repair of the blender with your own hands? In this article, we will show you how to take apart a blender and how to become almost a professional blender repairman. Like most devices, the blender is quite easy to disassemble, the main thing is that no extra parts are left during assembly.

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Today, three types of blenders are produced:

  1. Stationary
  2. Submersible
  3. As an option in a food processor.

In all types of blenders, the main component is the electric motor. But the principles of operation of a household appliance are somewhat different. Stationary blenders are almost identical in their characteristics to food processors. They consist of two main components: an electric motor and a utensil with a knife placed inside it.

Let's look at the device and the principle of operation of the blender. Products are placed in the blender bowl. The device turns on and its knife begins to rotate very quickly. The shape of the knife is made in such a way as to force the products to move along a closed path. The knife of the device is located at the bottom of the bowl and is joined to the motor rotor. High speed and the desired shape allow you to quickly grind products. The blender blade is made in the form of a propeller. This allows him to draw in products for cutting, and at the same time throw the already crushed mass onto the walls of the bowl.

The blender bowl has a special shape that ensures the movement in a circle of processed products. The walls expand towards the top. In this regard, the resulting mass begins to fill the walls, freeing the center of the mold for products that have not yet been cut. As soon as the amount of processed products on the wall reaches a critical weight, they again fall onto the knife and further grinding takes place. In practice, all this happens in a matter of moments.

We have described a process that can be observed with quality equipment. Cheaper models may not be up to the task. The lack of power does not allow creating a continuous flow of processed products and the knife begins to cut the air. If you decide to chop the cabbage, then add a little water. This will help the knives handle this vegetable.

Image - DIY blender redmond repair

If the blender does not cope with grinding food, this does not mean that it is broken, maybe it just does not have enough power. Then you should add some drinking liquid and try to start the blender again. If this does not help, then perhaps you should do the repair yourself:

  1. sharpen or replace a knife;
  2. test the speed switch;
  3. make sure the engine is working;
  4. check how the bowl connects to the knife.

If you decide to repair the blender with your own hands without involving professionals, then you should start by checking the speed controller. It's simple. It is necessary to press successively different speeds and determine by ear whether the speed of the rotor changes. If the speed changes, then the regulator is working, and it is worth checking the blender blade.

Unfortunately, not everyone can sharpen such a knife at home. Therefore, you should not experiment, it is better to purchase a new cutting tool for the blender. In the store, you may encounter the following development of events:

  • You have purchased a new blender blade. In this case, it is necessary to remove the old one and put a new one in its place. You can disassemble the blender with your own hands, for this we disconnect the blender from the network, remove the bowl from it.We take a clean towel so as not to injure ourselves on a sharp edge and begin to unscrew the knife from the motor spindle. The threaded connection here is not standard, but left, so we unscrew it in the opposite direction. Sometimes the knife is connected with nuts. In this case, wrenches and pliers will come to your aid.
  • There are models in which you need to disassemble the blender bowl to replace the knife. There is no problem in this, but here do not forget to change the oil seal to a new one.
  • And finally, the most inconvenient option is when the bowl cannot be disassembled. In this case, you will have to purchase the entire block: a bowl and a knife.

Image - DIY blender redmond repair

Breakdown of the speed controller in an immersion blender is one of the most common. If so, then the blender is in danger of being disassembled. You can fully check the performance of this unit only in a workshop where there is the necessary equipment. If you have the necessary knowledge in electrics, then you can independently “ring out” this part. You will be able to determine if the problem is here. The regulator is unsoldered from the blender and it is checked in all positions. For normal operation, in each position the regulator contacts are normally closed.

But before disassembling a household appliance, it is worth listening to whether the speed of rotation of the knife changes when switching speeds.