Bosch Dishwashers: Hot vs. Cold Water Secrets!

By - Hs Saini

Updated -

Bosch Dishwashers: Hot vs. Cold Water Secrets – imagine this: you’re loading your dirty dishes into a Bosch dishwasher. You probably don’t think much about the water it uses.

But here’s a secret: the kind of water matters a lot! Do you know the difference between using hot and cold water in your dishwasher? Which one cleans better? Which one saves energy?

Let’s dive into the world of Bosch dishwashers and uncover some surprising facts about hot and cold water. Get ready to be amazed!

Key Insights

  • Water Source: Bosch dishwashers primarily use cold water, enhancing energy efficiency.
  • Heating Mechanism: They can heat cold water to the necessary temperature for effective cleaning.
  • Temperature Range: Water temperature varies between 130 to 161°F, ensuring thorough cleaning and sanitization.
  • Model-Specific Tips: Some models, like the Bosch SMS40M12AU, are specifically designed for cold water use.
  • Energy Efficiency: Connecting to a cold water supply with a secondary energy source like solar power maximizes performance and energy conservation.
  • Sanitization: The sanitized setting heats water to 151°F, ideal for items needing extra cleanliness.

Do Bosch Dishwashers Use Hot or Cold Water?

Do Bosch Dishwashers Use Cold Or Hot Water

Bosch dishwashers are known for their versatility and efficiency in water usage. Understanding how they utilize water is key to maximizing their performance.

Use of Hot Water in Cleaning

  • In the cleaning process, hot water is used during the final rinse to reduce germs significantly.
  • The dishwasher heats cold water to hot, ensuring a more thorough clean.
  • While connecting to a hot water line is optional, the dishwasher itself can generate the necessary hot water.

Energy Efficiency and Water Source

  • Cold water is the primary source for these dishwashers, promoting energy conservation.
  • Bosch dishwashers are designed to work efficiently with cold water, reducing overall energy consumption.
  • If you have a secondary energy source, connect the dishwasher to a cold water supply for the best performance.

Model-Specific Requirements and Recommendations

  • Specific models, like the Bosch SMS40M12AU, are engineered to require only a cold water supply.
  • Users should avoid using water colder than the recommended temperature for these models.
  • The dishwashers operate most effectively within a water pressure range of 0.05 MPa (0.5 bar) to 1 MPa (10 bar).

Distinctive Characteristics

  • Bosch dishwashers stand out in the market by their ability to use and heat cold water, unlike competitors that rely solely on hot water.
  • This unique feature allows them to adapt to different settings and requirements effortlessly.
  • Using a cold water supply maximizes efficiency in models with a crystal cycle.

Bosch dishwashers are great because they work well with both hot and cold water, cleaning dishes the best way.

They can change the water temperature by themselves, which is good for different types of homes. This helps keep dishes clean and saves energy too.

How Hot Is The Water In A Bosch Dishwasher?

The Bosch dishwasher is exposed to a significant amount of heat with each cycle.

Understanding how this process works is key to appreciating the dishwasher’s efficiency.

Temperature Range and Heat Mechanism:

  • The water temperature in Bosch dishwashers varies between 130 to 161 degrees Fahrenheit.
  • As water moves through the dishwasher, it is heated by passing through heat chambers and a small heat coil.
  • The dishwashers are engineered to determine the needed water amount and heat it to the ideal temperature.

This sophisticated heating system ensures that your dishes are cleaned and sanitized, offering peace of mind, especially when cleaning items like children’s dishes or cookware used for raw food preparation.

Settings and Sanitization

  • Adjustable settings to control the temperature of the dishwasher.
  • Sanitize setting heats water to 151 degrees Fahrenheit for 99.9% cleanliness.
  • The sanitized setting is ideal for cleaning children’s dishes.

Functionality Without Hot Water Supply

  • Bosch dishwashers can function effectively without hot water.
  • The manufacturer recommends a backup power generator for energy efficiency when using cold water.
  • The cycle time ranges between two to three hours; cooling is advised for optimal performance.

Will Bosch Dishwashers Work Without Hot Water?

Bosch dishwashers use hot water, but it is not a necessity because it performs well even without hot water.

However, the manufacturer has recommended that you have a backup power generator like solar energy when cold water is in use to minimize energy usage.

The cycle time for the machine use ranges between two to three hours. While it may still function at this interval, it is best to let it cool to maintain its optimal performance.

A few issues attached to the bosch dishwasher might be of concern to you in the long run. People often battle with smelly dishwashers and cannot seem to be able to find their way around this.

Why do bosch dishwashers smell? Normally, bosch dishwashers do not emit any form of odor, even when in use. However, several conditions may cause your dishwasher to smell.

These factors can range from you not cleaning it up after use and dirt accumulating on the inside over time which causes an odor. Not clearing the drain pipes results in clogging and may cause an unpleasant odor to rise.

Another reason why your bosch dishwasher might smell is due to frequent washing with cold water. As stated above, warm water is preferred to be used in washing. Avoid washing with water below the cool water limit.

So, if you have a smelly dishwasher, here are some tips that will help you solve that problem:

  • Do away with every residue left in the dishwasher filter.
  • Thoroughly wipe the spray arms till it’s clean.
  • It would help if you cleaned the dishwasher tube properly.
  • Extend your cleaning to the drain line.
  • Frequent maintenance is highly recommended.

Sharing is caring! Spread The Love!

Why Trust Our Information

At, we are dedicated to delivering precise and trustworthy information. Our content is meticulously developed and validated by a panel of Expert Contributors, adhering to strict Editorial Guidelines. Our commitment is to ensure that you receive thoroughly researched and expertly crafted information.