Guía para solucionar entrada de agua en CECOTEC 3490 - STYJ02YM - XIAOMI MI ROBOT VACUUM MOP-P - XIAOMI MIJIA -XIAOMI MIJIA 2 EN 1 - XIAOMI VACUUM 3 - XIAOMI VIOMI V2 PRO

How to Fix water problems in Xiaomi Mijia 2 in 1 STYJ02YM / Xiaomi Mi Robot Vacuum Mop-p / Viomi V2 Pro / Cecotec Conga 3290 / Cecotec Conga 3490 / Cecotec Conga 3690

We offer you the solution to the big water problem of these robot vacuum cleaner models: Xiaomi Mijia 2 in 1 STYJ02YM / Xiaomi Mi Robot Vacuum Mop-p / Viomi V2 Pro / Cecotec Conga 3290 Titanium / Cecotec Conga 3490 Elite / Proscenic M6 / Cecotec Conga 3690 Absolute … All of them have water filtration and we are going to give you a very easy and very cheap solution.

ALL THE VACUUM CLEANERS OF THESE MODELS SUFFER THIS PROBLEM, EVEN THOUGH YOU BELIEVE THAT YOUR ROBOT ISN´T ENTERING WATER, IT´S SURE ITS ENTERING IT, THIS MODIFICATION IS VERY IMPORTANT TO DO IN ALL VACUUM CLEANERS.

All these robot vacuum cleaner models are brothers, manufactured by 3irobotix, and its older brother is the 3irobotix CRL-200S model. Each brand designs its own case and little else. They all have the same parts, the same consumables and of course the same design errors. We leave you a list of some of the models we are talking about:

Xiaomi Mijia 2 en 1 STYJ02YM / Xiaomi Mi Robot Vacuum Mop-p, Viomi V2 Pro, Viomi V-RVCLM21B, Cecotec 3290 Titanium, Cecotec 3490 Elite, Cecotec 3690 Absolute, 3irobotix CRL-200S.

Rebajas
Xiaomi Mi Robot Aspiradora Mop Pro, potencia de succión 2100Pa autonomía 110min 180m², detección obstáculos, planificación rutas, muros virtuales, comando de voz y a través de la aplicación - Negro
  • Xiaomi Mi Robot Aspirador Mopa P Blanco tiene mayor potencia de succión y mayor capacidad
  • Puede fregar por toda la casa y superar obstáculos de hasta 2 cm de altura
  • Dispone de un láser de medición de distancia LDS con escáner de 360° para una limpieza eficaz
  • Se puede controlar y supervisar desde el smartphone con la aplicación Xiaomi
  • Ofrece una gran autonomía con una batería de 3500 mAh de capacidad y sensor de recarga automática
Cecotec Robot Aspirador y Friegasuelos Conga Serie 3690 Absolute. 2700 Pa, Gestión y Edición de Habitaciones, App con hasta 5 Mapas, Aspira, Barre, Friega y Pasa la Mopa, Alexa y Google Home
  • Tecnología 4 en 1 con tanque mixto; el robot es capaz de barrer, aspirar y pasar la mopa o fregar a la vez; conexión con redes wi-fi de 5 ghz
  • Aplicación para s; cuenta con tres modos de fregado por control electrónico; contrólalo desde su mando a distancia cuando no dispongas de wifi
  • Memoriza diferentes mapas y lo muestra en la a; gestión y planes de limpieza personalizados; programable los 7 días de la semana, 24 horas al día
  • Conecta el robot con alexa y google home; la limpieza por áreas o puntal permite seleccionar el punto exacto que quieras que limpie
  • Navegación inteligente itech laser 360, mapea tu hogar y planifica la mejor ruta de limpieza; gran potencia de succión hasta 2700 personas
Viomi V2 Robot Vacuum Cleaner V-RVCLM21B - Robot Aspirador con función de Limpieza, Color Negro
  • El Viomi Cleaning Robot tiene una potencia de aspiración de hasta 2100 Pa y un área de limpieza de 150 m2
  • Puedes crear paredes virtuales para el robot para determinar qué lugares no puede alcanzar.
  • Si el robot debe cargarse en medio del proceso de limpieza, sigue en el lugar en el que ha terminado.
  • El Robot de limpieza Viomi tiene un diámetro de 35 cm y una altura de 9,5 cm.

The water problem they have is very important, and we think that ALL the vacuum cleaners of these models must be modified , if possible before the first use in any way that includes scrubbing, to avoid the entry of water inside them and the problems That this entails.

From Vacuum Spain we recommend these modifications, but only you are responsible for applying them well and for any damage they may cause.


ISSUE:

There are two versions of the 2 in 1 tank, they differ by the length of the water outlets.

Both deposits must be modified. The length of these water outlets are the main problem of water seepage inside the vacuum cleaner. They are too short and the water don´t fall directly on the mop, part of this water remains in the compartment where the tank is fitted, from there it filters through the joints inside the vacuum cleaner, causing serious problems in the electrical systems. Some sensor may stop working, cause damage to the motherboard, leading to a malfunction of the robot, for example, some wheel stops working, or your robot simply becomes non-operational.

Water in the tank compartment
Sensor with water inside
Chip damaged by water
Water inside a disassembled vacuum cleaner

ISSUE:

To How to fix water issues in Xiaomi Mijia 2 in 1 STYJ02YM, Xiaomi Mi Robot Vacuum Mop-p, Viomi V2 Pro, Cecotec Conga 3290 Titanium, Cecotec Conga 3490 Elite, Cecotec Conga 3690 Absolute, we have to lengthen the outlets of water, for this we are going to give you a solution for each type of tank and an alternative.


ISSUE FOR TANK WITH LONG OUTPUTS: 

RECOMMENDED SOLUTION

This is the best solution, pieces printed with 3D printers. We leave you a link with the 3D models created by LatchyRed , there are 2 versions, one for each tank version, in the design properties you can see which one is appropriate for your tank:

To print them yourself:
LINK MODEL 3D PIECES

If you do not have how to print them we can help you:
LINK OF THE FORM FOR SENDING 3D PARTS BY VACUUMSPAIN


Other ideas to lengthen the outputs while you get the 3D pieces.

You can adapt any idea that you can think of to lengthen the water outlets, as long as they do not force the material of the water outlets, let the tank enter correctly (click to insert it).


SOLUTION FOR DEPOSITS WITH SHORT OUTLETS: 

RECOMMENDED SOLUTION: 

Silicone rubber hollow parts   6mm to (0.24 inch):

In the tank of short exits it has not given a good result lengthening the 3D pieces since they have to be glued and any blow can cause damage to the tank, therefore the best solution that has been found is to put some hollow rubber pieces, which They place in the holes at the ends of the compartment where the tank is fitted, make the water outlets fit perfectly and under pressure, and ensure that no water escapes. You will have to enlarge the hole of the hollow piece of rubber by cutting a little the part that will be protruding from the hole. You can look for them in a hardware store or then I put a purchase link, they must choose the model 6mm a (0.24 inch).

LINK TO BUY RUBBER PARTS

Piezas de caucho para alargar depósito STYJ02YM
Piezas huecas de caucho 6mm A (0.24 inch)
Piezas caucho puestas STYJ02YM - VIOMI V2 PRO - XIAOMI MI ROBOT VACUUM MOP-P - CECOTEC CONGA - XIAOMI VACUUM - XIAOMI MIJIA 2 EN 1

ALTERNATIVE WHILE YOU GET THE RUBBER HOLLOW PIECES:

6 x 35 mm anchor.

Cutting these anchors to a length of 14mm from the head, they will do the same function as the rubber pieces, but not being so flexible they will seal the hole worse. Therefore, although they are easier to get, we recommend that you use them temporarily while you get the 6mm A (0.24 inch) hollow rubber pieces.

Taco de 6 x 35 mm y medidas de referencia.

OTHER IMPORTANT MODIFICATIONS:

If your mop covers the holes in the mop holder where the water should come out, you should cut that area of ​​the mop adjustment strip to allow free water flow to the mop. Do it as seen in the image.

Another way to get water into the robot is by condensation, by the Venturi effect, from the wet mop during scrubbing, water rises through the holes. You have to cover the unused holes of the compartment where the tank fits, it is useful using a piece of insulating tape covering the two center holes of the compartment where the tank fits and the four center holes of the bottom of the vacuum cleaner, as seen in the images:

With these modifications we will avoid the entry of water from the robot. If at any time they see water in the robot again, you must check that the tank don´t have water leaks due to any union. We hope it helps you and that we save you some other problems. Thanks to Gulli, Alez, Ivan and Javi for helping with this guide.


FIX please make sure the water tank is installed xiaomi

For the mode only mop, you must remove the hepa filter from 2 in 1 mix tank. For mop + vacuum mode you must put the hepa filter into 2 in 1 mix tank.


If you have questions we can help you on our FACEBOOK  and on our Telegram channels.


If we have helped you or you like our work and you want to support us so that we continue investigating and informing, you can invite us to a coffee to give us energy with to our Paypal account: vacuumspain@gmail.com


MORE INFO IN OUR TELEGRAM CHANNELS:
VACUUM SPAIN
XIAOMI ROBOT 2 EN 1 STJY02YM English Channel

FRENCH CHANNEL:
Robot_Xiaomi_Vaccum_2

Rebajas
Xiaomi Mi Robot Aspiradora Mop Pro, potencia de succión 2100Pa autonomía 110min 180m², detección obstáculos, planificación rutas, muros virtuales, comando de voz y a través de la aplicación - Negro
  • Xiaomi Mi Robot Aspirador Mopa P Blanco tiene mayor potencia de succión y mayor capacidad
  • Puede fregar por toda la casa y superar obstáculos de hasta 2 cm de altura
  • Dispone de un láser de medición de distancia LDS con escáner de 360° para una limpieza eficaz
  • Se puede controlar y supervisar desde el smartphone con la aplicación Xiaomi
  • Ofrece una gran autonomía con una batería de 3500 mAh de capacidad y sensor de recarga automática
Cecotec Robot Aspirador y Friegasuelos Conga Serie 3690 Absolute. 2700 Pa, Gestión y Edición de Habitaciones, App con hasta 5 Mapas, Aspira, Barre, Friega y Pasa la Mopa, Alexa y Google Home
  • Tecnología 4 en 1 con tanque mixto; el robot es capaz de barrer, aspirar y pasar la mopa o fregar a la vez; conexión con redes wi-fi de 5 ghz
  • Aplicación para s; cuenta con tres modos de fregado por control electrónico; contrólalo desde su mando a distancia cuando no dispongas de wifi
  • Memoriza diferentes mapas y lo muestra en la a; gestión y planes de limpieza personalizados; programable los 7 días de la semana, 24 horas al día
  • Conecta el robot con alexa y google home; la limpieza por áreas o puntal permite seleccionar el punto exacto que quieras que limpie
  • Navegación inteligente itech laser 360, mapea tu hogar y planifica la mejor ruta de limpieza; gran potencia de succión hasta 2700 personas
Viomi V2 Robot Vacuum Cleaner V-RVCLM21B - Robot Aspirador con función de Limpieza, Color Negro
  • El Viomi Cleaning Robot tiene una potencia de aspiración de hasta 2100 Pa y un área de limpieza de 150 m2
  • Puedes crear paredes virtuales para el robot para determinar qué lugares no puede alcanzar.
  • Si el robot debe cargarse en medio del proceso de limpieza, sigue en el lugar en el que ha terminado.
  • El Robot de limpieza Viomi tiene un diámetro de 35 cm y una altura de 9,5 cm.

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59 Comments

  1. First of all, thank you very much for this guide!

    But there is one thing which is not clear to me. Does the short outlet (which is not modified in your case) attaches directly to the hole (interior of water compartment)? It looks to me, that water could still get away. Because, it looks the outlet is bigger than the hole and can’t get into it. Or did I confuse something?

    Link to photo for easier understanding of my message: https://imgur.com/a/enJdp82

    1. The tank puts pressure on the rubber piece, and the water must not come out. You can always add a rubber o-ring around the water outlet.

      1. Hi, thanks for the guide.
        Is this issue still happening when using the water only tank for mopping?
        I think the water only tank has longer outlets than the 2-in-1 tank.
        Thanks

  2. Hello VacuumSpain,
    Thanks for your sharing.
    I just bought one Vacuum Mop P (Global version) on May 11. When I use Vacuum and Mop mode, I see everything’s ok, I didn’t found any waters in the robot when I removed the tank. Do you think that will happen to me?
    I’m looking forward to hearing from you.

    1. I am not sure in the newest global ones, but I believe that if your tank is equal to the photos in the guide it is likely that it can happen to you. The fix is easy and cheap, in my personal opinion I would be safer making the modifications, but it is a personal decision.

      We can chat in the telegram channel: https:/t.me/vacuumspain_en

          1. Hi, I have same as in the pic of Tuan Tran uploaded. It looks like the right side of the picture, isn’t it? So why he need to put another 3d print pieces?

          2. Thank you Vacuum spain, are there any more problems with MOP PRO?

          3. So what 3d piece I need to print: Picot Court or Picot Long? Thank you!!!

  3. Hi,
    Thanks a lot for this tutorial. I’ve got a slightly different issue on mine, the water is not used anymore (even if I put the water level to high). I look at the tank and 2 holes are still here and not blocked, I tried to let the cap opened, I don’t know where the issue is coming from.
    Does this robot have a pump or it’s only gravity?

    Thanks a lot

    1. This robot has an electric water pump, but it works by vacuum, if the cap is open the water comes out, but if you close the cap the water stops coming out. The electric pump introduces air into the tank and then water comes out, thus controlling the flow of water the robot. When you open the tank lid, does water come out?

      We can chat in our Telegram channel https://t.me/vacuumspain_en

        1. It is normal, the tank really works by vacuum, when you fill the tank and close the cap, a vacuum is created inside, when the pump inserts air into the tank, water comes out. Therefore when you open the cap it is normal for water to come out.For more information go to our Telegram channel https://t.me/vacuumspain_en

  4. Hi!

    I just came across your site because my Cecotec Conga 3490 stopped working.
    Whenever I start the robot it only moves around in circles and stops after 1 minute with an error.
    I have already tried everything that is listed in the manual but nothing works.
    The issue started today after cleaning with water. May this be connected to this issue?
    Is it worth to write Cecotec for guarantee , or is it better to send it back to amazon?

    Thanks

  5. Hi, I have more questions.
    1) How many 3d pieces should I print? I have the global mi mop pro version (it doesn’t matter, I just not sure how many straws there are).
    2) Why I should cut that area of ​​the mop adjustment? Should I do it even if I put the 3d pcs?
    3) Same questions of 2, but now just for the blue tape.
    I will do (1) but if I don’t do (2) and (3) I will have water in the robot? I am very afraid about it.
    Thanks

    1. Hi!

      1) 2 pieces.
      2) It isnt necesary, only if the mop tape covers the holes where the water has to pass.
      3) We think the blue tape is necesary. It is only is tape you can remove in the future.

      1. Thank you for your answers. My question is about (3) – why I need to put the blue tape? If the holes are unused, then whey Xiaomi created them? and why there are 2 in one side, and 4 in the other side, and not the same number in both sides?

        1. I am sorry for all of my questions. I just want to be sure I understand all. This site is very usfull, thank you very much

          1. (3) – why I need to put the blue tape? If the holes are unused, then whey Xiaomi created them? and why there are 2 in one side, and 4 in the other side, and not the same number in both sides?

          2. These holes are for the only water tank, if you havent got that tank, you dont use them. The water can enter for Venturi effect for these holes, we think the best is put tape and cover them. You can’t cover 4 in the up side because the 2 in 1 tank use thems for fit it.

          3. I have 3 tanks: Dirt tank, water tank, dirt+water tank (combined). I use sometimes the 3 tanks, sometimes the dirt, sometimes the dirt+water, etc… So should I put the blue tape or not? Or the blue tape is only if I use the water tank only? So If I use the water tank, I need to put the blue tape, and when I use the dirt tank/dirt+water tank I need to take off the blue tape?

          4. Sorry, I did not understand… what do you mean “Would be good put tape and quit it for every tank”?

          5. ok, I understand now. Sound too much work indeed. So how is the blue tape important? There will be problems if I don’t put it?

            And the 3d pieces should be also for each tank or only the water tank?

          6. You mean “If you see water after mopping put the blue tape” – If I see water in the robot, right? not on the floor… but

          7. I am very sorry… My english is not the best… and I just want to be sure: There is dust tank and 2 in 1 tank. I don’t need the blue tape if I use only 2 these tanks. I need the blue tape only if I buy the water tank. Did I understand it good?

          8. and if I want to use the only-dust tank after the 2-in-1 tank, I need to remove the blue tape? Or it can stay there

  6. My issue which I have been experiencing at 2 weeks, not enough water is coming to pad, strangely there is no water in basement which means , tank is not dropping enough water,

    Even I change water level from software, nothing changed, any idea ?

  7. Hi
    I have problem with my viomi pro 2. In mop mode tank is not dropping water. I try mob mode and vaccum&mop mode. What is wrong?
    Tnx

  8. I’ve bought the cecotec model 3490 elite and never had any kind of problem with water leakage. I don’t think this model is affected by that error. Also I would think the brand would already recalled all defect models if this was happening to the majority of the robots.

    I doubt about all this leakage issue…

  9. Hi. I live in Germany and my 2in1 dust Box + water tank stopped working (I think I broke it myself when cleaning). I am looking to buy a replacement, but on all sites I could find in Europe & China (geekmaxi, AliExpress, gearbeste and others) have the tank sold out. I even looked on the cecotec store in Germany, with no success. Does anyone know where I could buy one? I only found a shop in Singapore which sells it for 40€, including shipping it gets to 50€, +import VAT -> 60€, which I find a bit too much compared to the prices for the water tank (below 20€) or for the 2in1 on the sites where it is sold out (20-30€)…

    Thanks in advance!

  10. Hi, my V2 pro has problem that 2 in 1 water tank pump to much water at the first operation. The mop get very wet. Either i choose low, medium or high level. And it make the robot could not work properly. It looks very confusing. Looks like it can read the map well. But if i replace the tank with vacuum only or mop only. It can work properly. Thanks

  11. Maybe you can make the two hall bigger with a drill. Then the water drop freely. I think its simple solution

  12. Hola,
    En mi Xiaomi Mijia 2 in 1 STYJ02YM tengo el problema que coloco el aspirador en solo mopa y me pide que coloque el deposito de agua a pesar de estar instalado el deposito 2 en 1. Cual podria ser el problema?

    Saludos

    1. Buenas Lucas!

      Para usar el modo solo mopa, debes quitar el filtro hepa del depósito mixto. Es decir para aspirar + fregar insertas el depósito mixto completo, y para solo fregar insertas el depósito mixto sin el filtro hepa.

      Para más información entra en nuestro canal de Telegram https://t.me/vacuum_spain

      Un saludo.

  13. Hi,
    sadly the pictures are disappearing when scrolling!
    This happens to me on mobile and desktop chrome on different computers.
    Thanks

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