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100 Frequently Asked Questions of Dishwasher
Dishwasher is a new thing for many people, and there will be many questions before buying and using it. Originally, we had a special topic "Dishwasher" to analyze and discuss these problems in depth, but many people's questions don't need a long speech at all, so they are condensed here to facilitate finding and reading the answers. If the answer here does not solve your problem or you want to know the problem in depth, it is recommended to read the article in the title to have a more comprehensive understanding of the relevant knowledge.

Q: Why are fewer and fewer people using dishwashers?

A: Simply put, no matter whether it is in the north, Guangzhou, Shenzhen or the vast rural areas, there is no money to buy a bigger house to provide enough space for the dishwasher, or there is no money to buy a dishwasher or support the use cost behind it. Not 100%, but at least most people do.

Q: Is the dishwasher clean?

A: Generally speaking, almost all tableware can be washed by machine, which is much cleaner than hand washing, but it is not absolute. Dishwashers are not easy to clean steamed egg soup bowls, dried rice, noodles and thick porridge.

Q: Is the dishwasher noisy?

When the motor works, the noise is not big, mainly the sound of water flow, which is nothing more than noise compared with the washing machine. However, domestic products have not been used, so we can't jump to conclusions. ...

Q: Can all kinds of tableware be washed in the dishwasher?

Answer: Cast iron pots, plates with silver edges in Phnom Penh, plastic tableware which is not resistant to high temperature, wooden tableware, etc. Can't be washed in the dishwasher. Be sure to read the instructions carefully before using the dishwasher to avoid losses.

Q: How many dishes can a dishwasher usually wash?

This is a bit troublesome to say, and it can't be explained clearly in one or two sentences. Please poke here to learn more about the size and capacity of the dishwasher.

Q: What does the dishwasher label "set" mean?

Answer: "Set" refers to a set of international standard tableware, which is used by one person for one meal (western food). There is an algorithm on the internet: a set of standard tableware is about equal to a rice bowl, a plate, a soup bowl, a glass, a spoon, a pair of chopsticks and some small things in Chinese food. However, different people have different definitions of the size of rice bowls and plates. (This difference can be clearly seen in the post about the North-South difference that is popular in Zhihu recently), so this algorithm is difficult to standardize and can only be a general idea.

Q: When it comes to dishwashers, many people say that they should buy dishwashers that can wash pots. Does it really matter whether the dishwasher washes the pot or not?

Yes, it's very important. Simply put, it doesn't matter whether the pan can be washed or not. Whether the pan can be washed at the same time means that the capacity of the dishwasher is large enough. The larger the capacity, the more convenient it is to use. At least, you don't have to worry too much about how to put the tableware in order to put more tableware in the dishwasher.

Q: Is it unsanitary to wash pots and pans together?

A: It is true that there are rumors on the Internet that it is unsanitary to wash pots and pans together, but I personally estimate that the navy of a certain brand dishwasher did it (can't wash pots). They say it's just like washing clothes, underwear and socks in a washing machine, which is unhygienic, and even says that washing like this will cause cancer. Here, I have a sentence about MMP. Simply put, after the normal washing procedure of the dishwasher, it is impossible for the oil at the bottom of the pot to remain on the tableware. Even if there is residue, it is an obvious stain left by unreasonable tableware placement.

Q: What are the classifications of dishwashers?

Answer: Dishwashers can be divided into spray type and ultrasonic type according to their working principles. According to the opening mode of cupboard door, it can be divided into front door type, drawer type (push-pull type), top door type and 45 angle oblique door type; According to the structure, it is divided into cabinet type, desktop type and sink type; According to the installation method, it is divided into independent, embedded, semi-embedded, desktop and installation-free.

Q: So many categories look dizzy. What are the differences in details between them?

A: This question cannot be clearly stated in a few words. For details, please poke here "Necessary Homework for Choosing Dishwasher: Detailed Explanation of Household Dishwasher".

? Cost item

Q: How long does it take to use the dishwasher?

A: At present, the time consumption of different programs of mainstream dishwashers ranges from 30 minutes to 3 hours, of which 30 minutes is ultra-fast washing, and the time consumption of mainstream washing programs (common in various models) is generally 1.5 hours to 3 hours.

Q: Does it take both water and electricity to use the dishwasher for so long?

Answer: No water consumption, much more water saving than washing dishes by hand. The power consumption is not too bad, generally about 1 kWh after washing. Interestingly, the most time-consuming thing is energy-saving washing, but it is the most energy-saving hydropower. The main source of power consumption of dishwashers is the process of heating water. Energy-saving washing reduces the number of times of heating water, but prolongs the washing time.

Q: Why does the dishwasher take so long?

A: Dishwashers need to add washing consumables to clean dishes, and many enzymes will be added to the washing consumables. It takes some time for the enzyme to activate, so the whole cleaning time will be longer. At the same time, in order to reduce energy consumption, the washing time is extended, which may not be quite understandable. Why does the dishwasher take so long to wash dishes? 》 。

Q: What washing consumables do dishwashers need?

Answer: In the usual washing, the dishwasher needs to add three kinds of consumables: dish salt, dish powder (dish block, dish glue) and brightener. However, since the dishwasher needs to clean itself thoroughly on a regular basis, it also needs to use a body cleaner.

A: Are these consumables for the dishwasher expensive?

A: Yes, these consumables are much more expensive than detergents.

Q: How much does it cost to wash dishes in a dishwasher?

Answer: Generally speaking, the cost of cleaning once is around 1.5 yuan to 2.5 yuan. Please refer to "Dishwasher Use Cost Analysis" for detailed analysis.

Q: Do these washing consumables have to be used every time?

Answer: Generally speaking, dishwashing salt is necessary. Dishwashing powder can be used less or even not according to the dirty condition of tableware, while brightening agent can be used if it doesn't care about the drying condition of tableware. But you can't stop using dishwashing powder for a long time, because if you don't use it for a long time, oil will accumulate inside the dishwasher, and the dishwasher may stink after a long time.

Q: What brands of washing consumables do dishwashers have?

A: At present, there are some famous brands, such as Bright Cuisine, Seventh Generation, bio-D, Cascade, Kao, Lion, JOY and so on. I bought the wrong network and calculated the use cost of these brand consumables once. Click here to learn that "Dishwasher powder can choose these brands besides bright dishes". Actually, there are some domestic brands, but they are not recommended.

Q: In order to reduce the cost, can citric acid be used instead of whitening agent and baking soda be used instead of dishwashing powder?

A: No, these legends are just some people's assumptions based on that high school chemistry knowledge. In fact, they can't. The indiscriminate use of substitutes may even damage the dishwasher. For detailed analysis, please refer to the detailed analysis of the substitutes of common dishwashing powder and brightener.

Q: Then why can others wash dishes with baking soda and citric acid?

A: If you carefully observe the experiences of people who have used these things, you will find that not everyone can clean them every time. The washing effect of detergent in dishwasher is not as great as we thought. I remember that the data given by the researchers of White Cat is about 15%, while the physical washing (washing) of dishwasher accounts for 50%, and the water temperature also accounts for a certain proportion. I can't remember the specific value. This is why tableware can be cleaned without adding any detergent when the oil pollution is not heavy.

Q: How to use the dishwasher to reduce the use cost?

A: The specific suggestions for buying the wrong network are discussed in the Analysis of Dishwasher Use Cost.

? Installation items

Q: How does the dishwasher drain water?

A: Some are drained by drainage pumps, and some are drained by potential energy. Please contact customer service for the specific model.

Q: There is a water heater at home. Can the water from the water heater be directly connected to the dishwasher?

A: Yes. As long as the water temperature of the water heater does not exceed 60 degrees, the water inlet pipe of the dishwasher can be directly connected to the hot water pipe, and the electricity consumption can be greatly reduced.

Q: I'm in the renovation stage, and I'm going to buy a dishwasher. What should I do?

Determine the location and model of the dishwasher first, and then reserve the circuit and waterway (in and out of the water). If you don't consider these at this time, it will be very passive to buy a dishwasher in the future.

Q: Will the sewage discharged from the dishwasher block the sewer?

Because the sewage discharged from the dishwasher passes through the filter screen and contains detergent, the risk of blocking the sewer is much lower than that of washing dishes manually.

? Use articles

Q: What is the washing procedure of the dishwasher?

Answer: The washing program of the dishwasher is similar to the washing program set by the washing machine for different clothes (sweater washing, sheet washing, etc.). Dishwashers have preset washing modes such as "super fast washing", "standard washing", "strong washing", "energy saving washing" and "glass washing" for different tableware and oil stains.

Q: What washing processes do tableware go through after being put into the dishwasher?

Answer: Dishwashers follow the four steps of "pre-washing-main washing-rinsing-drying" in any washing procedure except "pre-washing".

Q: How to use the dishwasher?

A: Actually, the instructions attached to the dishwasher are clearly written, but if the instructions are lost, you can poke here "How to use the dishwasher?" "Understand. If you don't know how to use the dishwasher correctly, don't use it blindly.

Q: Do the food residues left on the tableware need to be rinsed before being put into the dishwasher?

Answer: Clean up large pieces of food residues in dishes, such as bones, fishbones, corncobs and other leftovers. Rice and noodles are also best washed.

Q: Can the inner container of the rice cooker (non-stick pan) be washed in the dishwasher?

A: The focus of this question is not the dishwasher, but whether the coating of your rice cooker and non-stick pan is qualified. Qualified paint can be used, and unqualified paint cannot be used. On this issue, I bought the wrong website and investigated various brands of rice cookers. For details, please poke here to learn "Q&A | Can the rice cooker liner be washed in the dishwasher?"

Q: How should the tableware to be cleaned be placed?

Answer: Try to follow the following guidelines when placing tableware:

● Because the dishwasher washes the tableware by spraying water through the rotating flushing lever at the bottom, the bowl mouth must be tilted downwards, not directly the other way around, because there will be water in the groove at the bottom of the bowl, and similarly, the tableware cannot be placed upwards.

● Placing plates is relatively simple. According to the design of dishwashing blue, just insert the dish into the placing slot.

● The long-handled tableware such as shovels should be placed stably, and it is forbidden to fall down because the rotation of the punch is stopped by scouring.

● Chopsticks and spoons should be packed in chopsticks blue. When placing the cutter, be careful not to put the blade in an open place, which will easily scratch your arm.

● The pantries should be kept close to each other to block the water flow.

Q: Does the dishwasher need maintenance?

A: Yes. As for how to maintain it, it is not clear in one or two sentences. For more information about the daily maintenance of dishwashers, please poke here.

? Health articles

Q: Can the dishwasher be used as a disinfection cabinet?

A: No, even if the dishwasher can play a certain role in sterilization. There are two ways to sterilize dishwashers: washing with water and inactivating viruses at high temperature. However, the highest temperature of the dishwasher is 70℃. Although most germs can be inactivated, the dishwasher cannot be completely killed if the inactivation temperature is higher than 70℃ like hepatitis B virus.

Moreover, most dishwashers use waste heat to dry, and if the dishes are not taken out in time after washing, the dishes will become wet.

Q: Why is the highest temperature of the dishwasher 70°C?

Answer: Because the maximum temperature that the biological enzyme in the washing consumables can tolerate is 70℃, too high will inactivate it and reduce the cleaning effect, so the maximum temperature of the dishwasher is set to 70℃.

? Tableware salt

Q: What is the main ingredient of vegetable salt?

A: The main component of tableware salt is sodium chloride, with the content above 99.5%, but it does not contain iodine.

Q: Can iodine-containing edible salt replace dish-washing salt?

Answer: No, because iodine will reduce the resin exchange capacity of the softener of the dishwasher, thus further affecting the softening function of the dishwasher.

Q: Isn't there anything that can take the place of dishwashing salt?

A: Yes, you can use the soft water salt of the medium salt (poke here) instead of the vegetable salt, which is much cheaper. However, it should be noted that the soft water salt of medium salt is massive and its dissolution speed is slow. In other words, if you add salt after the salt shortage indicator is on, it may take some time to turn off the lights. Especially when the temperature is low in winter.

Q: What is the main function of dishwashing salt?

Answer: The sodium ion in the dishwashing salt replaces the impurity ion adsorbed by the resin in the softener of the dishwasher through ion exchange, thus restoring the adsorption capacity of the ion exchange resin.

Q: Why does the dishwasher need soft water?

Answer: Soft water refers to water that contains no or only a small amount of soluble salts such as calcium and magnesium. Soft water is used in dishwashers to avoid the formation of scale, which will block the internal pipes and spray arms of dishwashers.

Q: Is it necessary to add dishwashing salt?

Answer:No. When the water hardness is lower than 125mg/L, it is not necessary to add detergent salt.

Q: The water softener is installed at home, and the water used in the dishwasher has softened. Do you still need to add dishwashing salt?

A: No.

Q: How long can salt be preserved?

A: It's hard to say. It mainly involves two factors: the frequency of dishwasher use and the hardness of local water quality. The higher the frequency of dishwasher use, the faster the use of natural dishwashing salt; The higher the hardness of water, the faster the salt is used.

Now the new dish washing machine has a dish washing salt indicator light, which will light up when it is necessary to add dish washing salt. Pay attention when using the dishwasher. If it is really an old model with no indicator light, it is recommended to add dishwashing salt every 2~3 months (calculated by the frequency of washing once a day).

Q: Where can I add vegetable salt?

Answer: Read the instructions carefully. There is a special salt pot.

Q: How to add salt to a dish?

Answer: First of all, pay attention to adding salt before using the dishwasher (washing dishes immediately after adding salt), so that the spilled solution will be washed away immediately when adding salt, and will not cause corrosion inside the dishwasher.

Q: Can I put the vegetable salt in the refrigerator?

A: No, it will deliquesce. The opening is sealed and placed in a cool and ventilated place to avoid children's contact.

? dishwashing powder

Q: What is dishwashing powder?

Answer: Dishwashing powder is a kind of low-foaming detergent, which can quickly remove all kinds of food residues and oils through chemical actions such as infiltration, saponification, emulsification and suspension.

Q: Can detergent replace dishwashing powder?

A: Absolutely not. Because the dishwasher has a strong ability to make foam, if a detergent with high foam is used, the foam will overflow the dishwasher and soak in the dishwasher circuit, which will damage the dishwasher. Never believe in evil.

Q: What's the relationship between dishwashing block and dishwashing powder? Is it the same thing?

Answer: Dishwashing blocks and dishwashing powder have the same function, but their forms are different. In fact, in addition to washing powder and washing blocks, there is also a form of detergent, washing gel. Of course, if you look closely, there is still a difference. The washing block of the bright dish has a strong ball, which makes the washing effect better.

Q: What is a washing gel?

A: There is also detergent, which is actually colloidal and contains a certain amount of brightener. Common in Japanese dishwasher consumables brands, this is because most Japanese dishwashers do not have whitening agents, so it is impossible to add whitening agents separately.

Q: What are the advantages of dishwashing powder over dishwashing blocks?

Answer: When cleaning, the amount of dishwashing powder can be controlled freely. You can't break off half the dishes, can you? However, when using dishwashing block (dishwashing glue), you can use less or no dishwashing salt and brightener.

Q: There is a transparent plastic film on the bread outside the vegetable block. Do I need to tear it off when I use it?

Answer: No, that kind of film is water-soluble. You don't need to tear the film when using it. Just put it in the dish powder dispenser (where the dish powder is usually put).

Q: Is the dishwashing powder directly poured into the dishwasher powder dispenser?

A: Yes or no, in fact, you can pour it into the bottle cap of dishwashing powder first, because the bottle cap generally has the function of measuring cup, and I can't remember whether it is 20g or 25g.

Q: Is it normal to use the washing block of bright dishes and open the machine room of the dishwasher, and there is a strong chemical smell in an instant?

A: It's normal. It will disperse after a little ventilation. If you use the dishwashing powder of Guangming cuisine, the taste is much smaller, and there is basically no.

Q: What is the main ingredient of dishwashing powder and is it toxic?

Answer: The main ingredients of dishwashing powder are sodium carbonate, sodium citrate, sodium percarbonate, enzyme preparation and nonionic surfactant. These things are safe to wash, but they cannot be eaten directly. In "Composition of Dishwashing Powder and Hazard Analysis of Long-term Use", there is a detailed analysis.

Q: Will the dishwashing powder remain on the tableware?

Because the washing function of the dishwasher is really powerful, and the washing time is so long, even if there is residue, it is within the safe range. Compared with manual cleaning, the residue is much less. Moreover, most countries in the world have mandatory standards for detergents, which are produced by regular manufacturers and used correctly. Generally speaking, it is safe.

? Body cleaner

Q: What is a body cleanser?

A: The bidet is something that cleans the dishwasher by itself.

Q: Why do you need to use body cleanser?

Answer: Dishwashers often leave some oil, residue and scale after many years of use. If the water quality is hard, the scale will be more obvious. It may not be easy to find in the dishwasher, but it is easier to accumulate these things in the dishwasher.

Q: How often should I use the body cleaner on the dishwasher?

A: If the family has a large population and the dishwasher is used frequently, it is no problem to wash it once a month and a half. If it is not very high, it can be cleaned once every three to four months. Estimate according to the usage frequency of your dishwasher.

Q: How to use the bidet?

A: One or two words are unclear. Please poke here "It's time for the dishwasher to take a bath".

Q: Why do you need to choose a washing program higher than 65℃ to use the body cleaner?

Answer: Because only in this way can the wax on the bottle mouth of the body cleaner melt at high temperature.

Q: Which washing procedures of the dishwasher have a water temperature higher than 65 degrees Celsius?

Answer: If you are really not sure which program to choose to use the body cleaner, choose the strong mode, because the washing temperature in this mode is generally the highest and the washing time is longer.

Q: Do I need to tear off the labels and stickers on the bottle of the body cleaner?

A: No.

? Fault article

Q: There is water in the newly bought dishwasher. Has anyone else used it?

Answer: Dishwashers are generally debugged according to 70% standard. On average, 7 out of every 65,438+00 machines are delivered after debugging with water, so it is normal for new machines to have water drops.

Q: Is there water at the bottom of the dishwasher liner after the washing process?

A: There are two possibilities. One is that the washing process is not really over, but the user thinks it is over. The other is that the filter plug of the dishwasher or the bottom of the filter plug is blocked by food residue and should be cleaned up.

Q: Is the tableware not completely dry or wet after the washing process?

A: There are many reasons, which may be the lack of brightener and the choice of washing program without drying function. For details, please refer to "Cause Analysis of Dishwasher's Failure to Dry Completely". This paper summarizes and analyzes the reasons why tableware can't be completely dried.

Q: The dishwasher has been used for some time. What should I do if there is an odor after starting the machine recently?

Answer: Use the dishwasher cleaner to clean the dishwasher itself.

Q: Obviously, the dish washing salt has been added, but the special salt shortage indicator light for the dishwasher is still on. What's the matter?

Answer: After the dish-washing salt is added to the salt tank, there is a dissolution process. The concentration of salt water must reach a certain value (generally saturated), and the special salt shortage indicator light will go out. There may be three reasons for this, that is, the salt is not added enough, the dissolution time is not long enough, and the water temperature in the north is low, so it is difficult for salt to dissolve to saturation no matter how long it takes to dissolve. In these cases, you can find in this article, "Why is the special salt shortage indicator light of the dishwasher always on?" "the solution.

Q: What is the obvious residue of dishwashing powder in the dishwasher after the washing process?

A: There are several possible reasons. Please poke here to learn about "Dishwasher Failure | Cause Analysis of Dishwashing Powder Residue after Washing".

Q: What is the white film left by the washing process of glass tableware?

A: There are several possible reasons. Please poke here to learn about "Dishwasher Failure | Cause Analysis and Solution of White Film or White Fog on Tableware Surface after Washing".

Q: Why can't the dishwasher clean the dishes?

A: There are also many possible reasons. Please poke here to learn about the failure of the dishwasher | Analysis of the causes of washing dishes.