Have you ever wondered how a dishwasher works? How do household appliances clean dishes without brushes and sponges? Rocker arms are located inside the hopper, out of the openings of which jets of water fly out and surround the dishes. How to choose the right sprinkler for the dishwasher when replacing how it works, read the article.
Types of sprinklers and principle of operation
The impeller of the dishwasher Electrolux, Beko, Candy, Coopersberg works thanks to the pressure of the water. The circulation pump pumps water into the beam, where it with high pressure flies out of the nozzles (holes).
The PMM chamber has an upper and lower sprinkler. The quantity varies from two to three pieces.
Since most manufacturers make plastic internal parts, the rocker arms often break when the dishes are not in the correct position. To find the right replacement, you need to know what parts are installed by certain brands. Our review will help you:
- Electrolux (Electrolux) often have only one plastic blade with round ends. The seal quickly wears out in the design, which is recommended to be bought in the kit (suitable for Zanussi and AEG models).
- Whirlpool The spray gun for PMM of this brand goes on sale with a mounting nut. Rocker arms 31.7x45 cm in size are used for all models of this manufacturer.
- Beko. To the dishwasher you can buy only black sprayers. The manufacturer convinces buyers of the quality of the assembly of equipment and all components.
- Bosch A wave-shaped impeller with a nut goes on sale. Suitable for brands "Siemens", "Neff", Gaggenau.
- Kaiser. Ordinary blades are 31 cm long.
- Hansa. Details may vary for each model. Therefore, when buying, keep a broken sprayer with you.
If you notice that the rocker in the dishwasher does not spin, or the dishes become poorly washed, check the part. The reason may be a blockage. Pieces of food, small debris, scale - all this clogs the nozzle holes, preventing the flow of water. We will tell you how to clean and repair the impeller.
PMM atomizer replacement
If the sprayer does not rotate, you need to check it for blockage or replace the broken elements. To do this, remove the part from the seat:
- Turn off a nut of fastening.
- Remove sprayer.
- Inspect the seat of the upper beam.
- It happens that his mounts pop up. Then water does not enter the nozzles, and the flow goes to the side.
- Replace the fasteners with the item from the repair kit.
Carefully inspect the spray nozzles. If they are clogged with scum or debris, clean them with a toothpick and rinse under the pressure of water.
After removing the bracket on which the impeller is mounted, inspect it. It is also prone to calcareous deposits. As a result, the flow does not reach the nozzles, and the instruments are not washed.
If the dishes in the chamber are partially washed and the dishes are not touched in a certain area, check the location of the devices in the baskets. It happens that a large dish blocks the impeller, preventing it from rotating. Read how to use the dishwasher in our article.
To avoid problems with scale and blockages, follow simple rules:
- Thoroughly clean food debris.
- Do not overload the dishwasher.
- Use special salt and install filters to purify water from impurities.
Now you know how to descale nozzles. Carry out periodic preventive maintenance of equipment, and problems of technology will not bother you.
Related videos will help: