Coffee machine Krups Quattro Force is a premium technology that can delight you with aromatic espresso or cappuccino for years. But even the most reliable equipment requires regular maintenance: limescale deposits, coffee oil residues and contaminants in the system can not only spoil the taste of the drink, but also damage the device. In this article we will look at manufacturer's official recommendations on cleaning, and also share practical tips that will help extend the life of your coffee machine.

Feature Quattro Force - in its complex internal design with an automatic cappuccino maker and a coffee pre-soaking system. This means that standard cleaning methods (for example, for simple carob machines) will not work here. We will describe in detail how to clean every element: from the removable water tank to the internal tubes, and we will also tell you which products are safe for plastic and metal parts. If you have never serviced a coffee machine or doubt your actions, this manual will become your reliable guide.

1. Preparation for cleaning: what needs to be done before the procedure begins

Before you start cleaning, unplug the coffee machine and let it cool for 15-20 minutes. This rule concerns not only safety, but also efficiency: hot parts absorb detergents faster, which can lead to damage. Also prepare the following materials:

  • 🧼 Special decalcification agent (for example, Krups Descaler or analogues from De’Longhi, Saeco). Do not use vinegar or citric acid - they are aggressive to sealants!
  • 🧽 Soft sponge or microfiber cloth (abrasive materials scratch the surface).
  • 💧 Distilled water (for final flushing of the system).
  • 🧹 A brush with soft bristles (for example, toothbrush) for cleaning hard-to-reach places.

Please note water hardness level in your region. If it is high (more than 8°dH), descaling will have to be done more often - once every 1-2 months. In soft water (up to 4°dH), a procedure once every 3–4 months is sufficient. You can check the hardness using test strips (sold in pet stores for aquariums).

📊 How often do you clean your coffee machine?
Once a month
Once every 3 months
Only when it breaks
Never cleaned
⚠️ Attention: Never submerge the main unit Quattro Force into the water! Even if there are coffee stains on the case, wipe them with a damp cloth. Liquid entering electronic components will cause a short circuit.

2. Daily care: what to clean after each use

Regular cleaning of removable elements prevents the formation of mold and bacteria. B Krups Quattro Force After each coffee brewing cycle you must:

  1. Empty the waste grounds container and rinse it with warm water. If the grounds are dry and sticking to the sides, soak the container for 10 minutes.
  2. Wipe the cappuccino maker with a damp cloth, especially its outer tube (milk accumulates there). Use dishwashing detergent if there is a greasy residue.
  3. Clean the removable water tank and add fresh water. Do not leave water in the tank overnight - this promotes the growth of microbes.

For convenience, you can use special napkins for coffee machines (for example, Cafiza or Puly Caff). They are impregnated with an antibacterial composition and remove coffee oils without streaks. An alternative is microfiber cloths soaked in a mild soap solution.

Remove the grounds from the container|Wipe the milk frother|Rinse the water tank|Dry all removable parts|Check the seals for tightness-->

If you are preparing dairy drinks, do not leave milk in the cappuccino maker system for more than 5 minutes — it curls up and clogs the tubes. After use, run hot water through the cappuccino maker for 10 seconds (function Steam cleaning in the car menu).

3. Deep cleaning: decalcification and flushing of internal systems

Decalcification is the removal of limescale from the internal tubes and heating element. B Krups Quattro Force for this purpose is provided automatic mode, but it needs to be activated correctly. Here are the step-by-step instructions:

  1. Fill the water tank with a mixture of 500 ml distilled water and 1 sachet of decalcifying agent (dosage is indicated on the package).
  2. Turn on the machine and go to the menu: Settings → Maintenance → Decalcification.
  3. Start the process and wait until it finishes (about 30–40 minutes). The machine will flush the system itself.
  4. After completion run clean water through the machine three timesto remove any remaining product.

If your model does not support automatic descaling, perform the procedure manually:

1. Prepare a solution (water + product) in a tank.

2. Turn on the coffee preparation mode WITHOUT cappuccino maker.


3. Pour 200-300 ml of solution into a cup, then turn off the machine for 15 minutes.


4. Repeat draining 2-3 more times.


5. Flush the system with clean water (5–6 cycles).
element Cleaning frequency Recommended remedy
Water tank Daily Warm water + dish soap
Cappuccino maker After each use Napkins Cafiza or steam cleaning
Container for grounds Daily Water + brush
Inner tubes Once every 1–3 months Krups Descaler or Durgol
Housing and control panel Once a week Wet microfiber
⚠️ Attention: If after decalcification the machine begins to make noise or does not heat the water well, it means that the scale has not been completely removed. Repeat the procedure or contact a service center - the heating element may require mechanical cleaning.

4. Cleaning the cappuccino maker: how to avoid blockages and breakdowns

Cappuccino maker in Quattro Force - one of the most vulnerable places. Milk, especially fatty milk, quickly clogs the tubes and valves. To clean:

  • 🥛 After each use pass hot water through the cappuccino maker (mode Steam cleaning).
  • 🧼 Once a week, remove the nozzle and soak it in a warm solution of dishwashing detergent for 20 minutes.
  • 🔍 Check the steam supply hole - if it is clogged, clean it with a needle (included with the machine).

If the cappuccino maker stops producing steam or the milk does not foam well, the reason may be valve clogged. In this case:

  1. Unplug the machine.
  2. Remove the cappuccino maker (turn counterclockwise).
  3. You will see a small hole under the nozzle - carefully clean it with a toothpick.
  4. Rinse all parts under running water and dry.
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If the milk begins to “shoot” splashes when foaming, it means that fat has accumulated in the tube. Soak the nozzle in a soda solution (1 tablespoon per 200 ml of water) for 30 minutes, then rinse.

5. Cleaning the coffee holder (portafilter) and group head

The portafilter and group head (where it is inserted) come into contact with coffee oil, which over time oxidizes and spoils the taste of the drink. Cleaning these elements requires special attention:

  • ☕ After each use shake out the grounds from the portafilter and rinse it under running water.
  • 🧽 Once a week, soak the portafilter and mesh in a solution of coffee machine cleaner (for example, Puly Caff) for 15–20 minutes.
  • 🔧 Clean the group head with a special brush (included) or a napkin soaked in the cleaner.

To remove stubborn contaminants from the portafilter mesh, you can use ultrasonic bath (if it is on the farm). 5-10 minutes in water with the addition of a decalcifying agent is enough.

What happens if you don't clean the portafilter?

If you ignore cleaning, the coffee oil will dry out and clog the micro-holes of the mesh. This will lead to uneven coffee extraction, weak water pressure and, ultimately, pump failure. In addition, old coffee fat gives the drink a bitter taste and unpleasant odor.

6. Elimination of odors and disinfection

Over time, foreign odors may appear in the coffee machine - mold, mustiness or sour milk. This is a signal of what is required deep disinfection. To do this:

  1. Prepare a solution from 1 liter of water and 2 tablespoons of baking soda.
  2. Pour it into the water tank and turn on the machine in Hot water (no coffee).
  3. Drain off 300–400 ml of solution, then turn off the machine for 30 minutes.
  4. Repeat draining 2 more times, then rinse the system with clean water (5-6 cycles).

To remove persistent odors you can use coffee machine cleaning tablets (for example, Urnex Cafiza). They not only disinfect, but also dissolve fatty deposits. 1 tablet per 500 ml of water is enough.

⚠️ Attention: Never use chlorine-containing products or bleaches for disinfection! They leave toxic residues that can end up in your coffee. Also avoid products with strong scents (such as essential oils) - these will soak into the plastic and ruin the taste of your drinks.

7. Storage and prevention: how to extend the life of a coffee machine

Proper storage and preventative measures will reduce the frequency of cleaning and prevent breakdowns:

  • 🏠 Store the car in a dry, ventilated place, away from direct sunlight.
  • 💧 Always drain the water tank if you do not plan to use the machine for more than 2 days.
  • ☕ Use filtered or bottled water - this will reduce scale formation.
  • 🔌 Check once a month sealing rubber bands on the portafilter and group head. If they are cracked, replace them.

If you are going away for a long time (for example, on vacation), follow these steps:

  1. Wash all removable parts and dry them.
  2. Make sure there is no water left in the system (start the Hot wateruntil steam stops flowing).
  3. Remove the filter (if installed) and store it separately.
  4. Cover the machine with a cloth cover to avoid dust.
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Regular cleaning and proper storage reduce the risk of breakdowns by 70%. Most faults Krups Quattro Force associated specifically with scale and clogging of pipes.

Frequently asked questions (FAQ)

Can vinegar be used for decalcification? Krups Quattro Force?

No, vinegar is harsh on rubber seals and can cause them to crack. The manufacturer recommends using only specialized products, for example, Krups Descaler or Durgol Swiss Espresso.

How often should you change the water filter in your coffee machine?

The filter should be replaced every 2-3 months or after preparing 200-300 cups of coffee (depending on water hardness). An indicator on the machine (if there is one) will tell you when it's time to update the filter.

Why did the car become louder after cleaning?

This may mean that the scale has not been completely removed or that there are cleaning agent particles left in the system. Repeat the descaling procedure, then rinse the machine with clean water for 10 to 15 minutes. If the noise continues, contact service - the heating element may need to be replaced.

Can the removable parts be washed in the dishwasher?

Yes, but only if this is permitted by the instructions for your model. Generally, the grounds container and water reservoir can be washed in the dishwasher (at a temperature not exceeding 50°C). It is better to wash the portafilter, cappuccino maker and other small parts by hand.

What should I do if the machine does not turn on after cleaning?

Most likely, moisture has entered the electronic components. Unplug the machine and leave it to dry for 24 hours in a warm place. If after this it does not work, contact a service center - repairing it yourself may worsen the problem.