How to pour liquid soap into Xiaomi dispenser: instructions for all models

Xiaomi’s liquid soap dispensers have become an integral part of smart bathrooms and kitchens thanks to a combination of minimalist design, automation and integration with the Mi Home ecosystem. However, even such advanced gadgets have nuances in operation – especially when it comes to first refilling or replacing detergent. Mistakes at this stage can lead to leaks, nozzles clogs or even a pump breakdown.

In this article, we will analyze all the stages of filling the dispenser - from choosing a compatible soap to the subtleties of working with popular models like Xiaomi Mijia Smart Liquid Soap Dispenser or Viomi. V3. We'll focus on common mistakes that users make when they first refuel, and we'll give you tips for how to care for the device. If your dispenser suddenly stops giving out soap or flashes red, here's the solution.

What soap is suitable for Xiaomi dispensers: selection criteria

Not every liquid soap is compatible with Xiaomi’s automatic dispensers, and the manufacturer recommends using products with specific characteristics to avoid breakdowns and ensure the pump is running smoothly.

• 🧼 Consistency: Optimal viscosity, like a regular liquid hand soap (not gel or thick cream) can clog tubes with too thick a means (such as showers.
• 💧 Composition: Free of abrasive particles, large air bubbles or insoluble additives. Avoid products with microplastic or scrubs.
• 🔋 pH balance: Neutral (pH 5.5–7.0) Acid or alkaline solutions can damage the internal parts of silicone.
• 📦 Packaging: Strict neck bottles (up to 3 cm in diameter) are preferred for ease of filling.

Among the proven brands that work well with Xiaomi dispensers, users distinguish: Simple, Dove (Series “Gentle Care”), Ecover, as well as the original Mijia soap (article). DJT11LM). Using uncertified funds voids the warranty on the device – this is spelled out in the official documentation of Xiaomi.

⚠️ Warning: Do not use antibacterial gels with a high alcohol content (more than 60%); they can corrode seals and lead to leaks; also avoid products with hydrogen peroxide or chlorine.

If you prefer eco-friendly products, look for soaps labeled "biodegradable" or "sensitive skin," which are usually optimally viscosity and do not contain aggressive ingredients. For a test before filling, you can drop a little soap on the glass and check how fast it drains — if the trace remains more than 5 seconds, the product is too thick.

Preparation of the dispenser for the first filling: disassembly and inspection

Before you pour the soap, you need to prepare the device correctly, and this is a step that is often overlooked, which leads to malfunctioning.

1. Turn off the power. Remove the batteries (if the model is battery-powered) or disconnect the cable. USB-C (network-based).
2. Remove the top cover. Most models have magnets or latches on it, press the side ledges and pull it up.
3. Get the soap tank. In Mijia models. DJT11LM viomi V3 It is mounted on the guides - carefully pull up.
4. Rinse the tank. It's new, it could have plastic particles or a preservative lubricant, warm water and a soft sponge.

Pay special attention to the nozzle (dispenser nozzle), in new devices it can be closed with a protective film — remove it with tweezers, also check if there is a factory silicone sealer inside the nozzle (found in models until 2022), which must be removed before the first refueling.

Remove the protective film from the nozzle|

Wash the tank with warm water|

Check the integrity of the sealing ring|

Calibrate the level sensor (if any)|

Make sure batteries are charged (for autonomous models)-->

In network models (for example, Xiaomi Smart Soap Dispenser Pro) after the first refueling may require calibration of the level sensor.

1. Pour the soap to the maximum mark.
2. Connect the device to power.
3. Press and hold the reset button (usually located on the bottom panel) for 5 seconds until the indicator flashes green.

⚠️ Warning: If the dispenser gives out soap jerky or interruptively after refueling, the likely cause is a tube air plug. To eliminate it, tilt the device at an angle of 45.° Press the issue button 2-3 times.

Step-by-step: how to pour soap into the Xiaomi dispenser

Now, the basic process, the manual is suitable for most models, including the Mijia. DJT11LM, Viomi V3, Xiaomi Youpin and others. If your device has unique features (like a touchscreen display), they will be marked separately.

1. Refilling the tank

Use a funnel (which comes with most dispensers) or a bottle with a narrow neck.

1. Put the tank on a flat surface.
2. Pour the soap slowly, avoiding bubbles, and the optimal level is 1-2 mm below the maximum mark.
3. Close the tank with a lid and shake slightly to remove air pockets.

Installation of the tank in the housing

Carefully lower the tank on the guides before clicking. Make sure that the feed tube (usually transparent or white) is fully immersed in soap. V3 Pro) after installation of the tank, the indicator shall light up in blue.

3. First soap dispensing

After refueling, the dispenser can give out late soap, which is normal.

1. Connect the power (if the device is networked).
2. Press the issue button and hold for 3-5 seconds until the soap appears.
3. Repeat the press 2-3 times to remove the air from the system.

In smart models (with Mi Home support), after refueling, you may need to reconnect to the application.

1. Open Mi Home → select the dispenser.
2. Go to Settings. → Sensor reset.
3. Confirm the calibration of the soap level.

Common Mistakes and How to Avoid Them

Even experienced users sometimes have problems after filling the dispenser. TOP-5 errors and ways of eliminating them:

• 🔴 Soap is out of order, because it's traffic jams or thick, solution: tilt the dispenser at an angle of 30.° Press the issue button 5-6 times. If it doesn't work, dilute the soap with water (1:1).
• 🟡 The dispenser is leaking. Cause: the tank lid is not tightly closed or the sealing ring is damaged. Solution: check the integrity of the ring (replace it if necessary) and twist the lid until you click.
• 🔵 The indicator shows an empty tank, although there is soap. Cause: level sensor failure. Solution: reset the settings through the Mi Home app or manually (Reset button at the bottom of the device).
• ⚪ Soap foams inside the tank. Cause: too much shaking when filling. Solution: let the foam settle (10-15 minutes), then remove the excess with a napkin.
• ⚫ The dispenser doesn't turn on after refueling, because soap hits the contacts of the batteries or USB-Solution: wipe the contacts with a liquor wipe and reset the device.

💡

If your dispenser starts to sneeze (smack soap with splashes), try flushing the system. To do this, pour warm water into the tank with 1 tsp of vinegar, turn on the dispenser and let it work for 1-2 minutes.

Pay special attention to the storage of the dispenser. If the device is not used for more than 2 weeks, it is recommended:

• Dump the leftover soap.
• Rinse the tank and the pipe with water.
• Dry all the details (especially the sealing ring).

This will prevent the soap from drying in the tube and the formation of bacteria.

How to fill a dispenser with smart control (Mi Home)

Mi Home-enabled models (e.g. Viomi) V3 Pro or Mijia Smart Soap Dispenser Pro requires additional actions after refueling:

1. Update the firmware. Check the software's relevance before refueling: open Mi Home → select the dispenser → Settings → Firmware update.
2. Reset the sensors. After refueling, go to Settings. → Sensor reset → Level calibration. The device automatically determines the amount of soap.
3. Set up the delivery mode. From the Modes menu, you can select: serving size (0.5-2 ml), soap temperature (if you support heating), automatic output on schedule (for example, every 2 hours).

Activate voice control.

If the dispenser is integrated with Alice or Google Assistant, say a command like, “Alice, give the soap out of the dispenser.”

In touchscreen models (such as Xiaomi Youpin), a “New reservoir detected” notification may appear after refueling, confirm the action by clicking on the screen, and select the type of soap (such as “For Hands” or “For Dishware”), which will help the device optimize the pump operation.

💡

After refueling the smart dispenser, always calibrate through the app, which prevents sensor errors and ensures the precise dosage of the soap.

If your dispenser supports automatic refill (Auto-Replenishment in Mi Home), you can set up low-soap notifications.

1. Go to Settings. → Notifications.
2. Enable the option “Low level soap”.
3. Specify the threshold (for example, 10% of the volume).

2. Deep cleaning (once every 2-3 months)

1. Pour the residues of soap and rinse the tank with warm water with a mild detergent.
2. Pour into the tank a solution of water and vinegar (1:1) for 10 minutes, then rinse.
3. Clean the feed tube with a syringe (without a needle) with warm water.
4. Dry all the details in the air (do not use a hair dryer!).

For models with a heating element (for example, Mijia Smart Soap Dispenser Pro) after cleaning, you must:

1. Make sure there's no scale on the TEN.
2. Start Test Heat (via the Mi Home app) → Settings → Heat test).

⚠️ Warning: Never use boiling water or chlorine-based products to clean. This can deform plastic parts and damage electronic components. Also avoid dipping the case into water - just wipe it with a wet cloth.

If the dispenser is used in public places (for example, in the office), cleaning should be carried out weekly with the use of disinfectant wipes. To disinfect the tank, a solution of hydrogen peroxide (3%), but not more often than 1 time per month, can be used.

Comparison of Xiaomi dispensers: which is better to choose for refueling

If you have not yet purchased a dispenser or are thinking about upgrading, compare popular models by key parameters that affect the ease of refueling and maintenance:

For home use, the best choice is Viomi V3 — It offers a balance between price, volume and functionality. If you want a dispenser for an office or cafe, you should consider the Mijia Pro with an increased tank and the ability to heat soap (relevant for cold rooms).

Battery-powered models (Mijia) DJT11LM) They are convenient for giving or temporary use, but require regular replacement of the batteries. V3, Mijia Pros are more reliable, but tied to the socket.

FAQ: Frequent questions about refueling Xiaomi dispensers