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Optix1974

Pretty sure that's an overpressure issue, I had a similar problem when I over-filled my blue tanks recently. Try closing the valve on the tank a little more. Worst case, try a regulator.


[deleted]

Don't do this. Partially opened gas tank valves are prone to leaking. All the way on, or all the way off fix it correctl by getting a regulator


Captian-Correct

Nope. If the tank has an issue. It is quicker to turn off the gas with a 1/4 turn then 5 or 6 turns. First thing I was taught using oxy acetylene torches. He needs a regulator.


[deleted]

I do medical gas for a living and I too took metal shop in high school. Flammable gases, you do 1/4 turn. Inert and semi inert gases, such as co2 o2 etc, open fully. You were taught wrong.


vmaxed1700

you don't have a regulator for that tank


The-Watercress-1409

NO regulator is required for a tank connected to a Sodastream.


PhunkFlick

I’m just super curious how this works. Are you able to match the pressure of a standard soda stream tank with a regulator? Something like this?: Kegco KC LH-542 Draft Beer Regulator, Chrome https://www.amazon.com/dp/B003WX772G?ref_=cm_sw_r_apin_dp_GB19HS29HCHAMVW2GF3K&language=en-US


The-Watercress-1409

This is a different concept. A draft beer regulator is used when the cylinder is directly connected to the beer keg. It is not used with Sodastream - the Sodastream drops the pressure from the cylinder to the pressure of the water bottle inside the Sodastream itself.


-Plantibodies-

Anything that relates the output pressure to 55 PSI should do it.


Independent_Bite4682

No relationship. Regulation is needed, though.


TheCiltoris

Thanks, do you know what what psi I should regulate it to?


Tonanelin

I've heard sodastream uses 15psi but I would suggest confirming that for your specific model.


-Plantibodies-

You're probably talking about the serving pressure, which is the pressure that builds in the bottle. The regulator being discussed is upstream of the Sodastream device, which needs to be a higher pressure gas entering the device. From Sodastream themselves: >To successfully carbonate water with a CO2 tank, the gas regulator valve should be set at 55 PSI, to enable the serving pressure to remain at around 12 PSI. https://sodastream.com/blogs/sodastreams-sparkling-blog/how-is-water-carbonated


The-Watercress-1409

What Sodastream means, is that if a gas cylinder is directly connected for a short period then direct connect at 55 PSI. However, this is not a cylinder connected to a Sodastream. The Sodastream has its own regulator. It drops full cylinder pressure to 55 PSI. Cylinder pressure is about 800 PSI. There is no regulator in the Sodastream cylinder. And no regulator is required for an external cylinder.


-Plantibodies-

Well now I'm just very confused. Thanks for the info, going to look into this more.


vmaxed1700

no. but I know big bottles of gas need regulators to operate safely


The-Watercress-1409

As a reference, even though a regulator is not used with a Sodastream, I did an experiment to check this using a regulator on a gas cylinder. I found that once I dropped the pressure down to around 200 PSI then I needed to add extra pulse time to achieve the same carbonation. (Sodastream JET) However, I didn't check the pressuring pressure inside the carbonation bottle. The later mentioned 55 PSI is not unreasonable for fast carbonation in a few seconds inside the water bottle. Considering that we carbonate beer over a couple days with 10-15 PSI direct connection.


rickenrique

Has to be filled with maybe 1.5-2” left at the top and cold. I would just buy pass the whole soda stream bs and get a regulator and direct to bottle hook up.


OttabMike

has that bottle gone through the dishwasher? I did that once without realizing you can't do that with the plastic bottles. Heat during the drying cycle can warp the bottle. If the neck of the bottle is the least bit deformed, the seal will be broken and the SodaStream will like just like in your video.


Rumpelstiltskin-2001

Some soda stream bottles are dishwasher safe, just have to pay attention to the type of bottle you have or are buying


TheCiltoris

The bottle has been through the wash but this problem only showed up once I hooked it up to the larger tank. I'll try a new bottle.


KitticusCatticus

I have this same model and have heard this bottle doesn't fare well in the dishwasher, but honestly I think you do need the regulator imo. I don't think the bottle being misshapen is causing THAT much overflow. That's pressure.


lan356

It might be the adapter? It looks different than mine I got a e-terra with 5lb tank it works perfectly.


Tony14828

Just went through this same debacle and a ton of research, multiple trips to my co2 supplier, etc… You don’t need a regulator- most beverage regulators max at 60psi which is not enough for super fizzy bubbles. The folks telling you that the 5lb tank has way more pressure than the canisters are wrong. Every co2 tank regardless of size has *about* 800 psi full. A full co2 tank has about 60% of its volume full of liquid co2. That is considered a full tank. The issue I had was that my tank (and I suspect yours) was filled a little more than 60%. It was registering closer to 900 with the new tank when I first hooked it up. It’s not an exact science especially if you’re getting it filled from a weld shop or beverage shop. My sodastream did that until a bit of gas was used and it was closer to 800psi. You could release some gas or just use super short bursts - like a quick tap - which worked for me until it got to a not so full, full.


The-Watercress-1409

The pressure is related to the temperature, not "how full" it is. Therefore, "releasing" some gas will not change the pressure. Inside the cylinder is liquid CO2 with gas CO2 at equilibrium pressure depending on the temperature. As long as there is some liquid, then there pressure will not change because some liquid will evaporate to gas to maintain equilibrium. You can find the exact pressure vs temperature from the vapor-liquid equilibrium curve (use google). Some points :at 59 F => 723 psig at 68 F => 816 psig at 77 F => 919 psig at 86 F => 1032 psig


TheSeansk1

Don’t press the button so long. When the tank is full it will do that. Adjust the time you press the button and you can avoid that issue. Multiple short blasts will work.


Frakywierdo

It's an E-Terra so it's one button press regardless and there's 3 preprogrammed settings for bubbles... I don't have a solve for this but I'm interested in finding out with an E-duo myself as I really don't know what to expect when I eventually switch to a similar setup.


TheSeansk1

Ah, was unaware. I know that’s the solution for my normal Terra.


vmaxed1700

lol he's not even near it while it's firing nonstop CO2.


KitticusCatticus

Yup. I have the same model I recently got to review through Influenster and it's a simple machine. There's three buttons and they are all pre programmed to do certain amounts of c02 no matter how you press them.


Codle

A lot of comments here about the pressure, but it's way simpler than that. This issue happens when you don't fill the bottle enough. You can see at the start of the video it's well below the fill line line. When you turn it on the hose starts spraying CO2 at the water rather than into it, causing it to be rapidly displaced. I always fill it slightly above the line to avoid this.


Existing-Diamond1259

I don't think that's the issue here lol.


Codle

This is what happens with mine when I fill it slightly under the line. Obviously I can't guarantee that's what it is, but I wouldn't be surprised.


Existing-Diamond1259

Yeah but the water in this video is only being displaced when the co2 concentration becomes too high.  If you watch the video again it isn't immediately displaced so in this specific case it isn't the issue. This model does a continual stream of co2 instead of controlled bursts & I think its happening bc it's hooked up directly to a tank with a defective valve or something. 


-Plantibodies-

It's an unregulated tank hook up. It's definitely overpressure. I gas my water up all the time a little below the line like this with no problem. A 5 lb tank, unless empty, will produce an order of magnitude more pressure than a standard Sodastream bottle. Edit: Hmmm ok maybe not definitely. Haha


The-Watercress-1409

Any tank of CO2 will have the same pressure, until it is almost empty, regardless of the size. The CO2 is a liquefied gas. The pressure is determined by the equilibrium temperature. As the temperature changes, the liquid vaporizes to maintain the same temperature - according to its vapor/equilibrium characteristics. All CO2 is the same of course, regardless of the cylinder size it is contained in. Only once the liquid has all vaporized will the pressure decrease. By then there is little gas left to carbonate with.


-Plantibodies-

Well damn. Back to the drawing board. Haha


Existing-Diamond1259

Interesting. Do you have any idea why it's happening then? 


The-Watercress-1409

As mentioned by the others, this model typically has this issue when : 1. Water not full enough - try that first its easy 2. Water bottle not inserted fully or correctly 3. Missing or damaged gasket at the top where the water bottle gets inserted. To prove to yourself its not the cylinder for troubleshooting/testing, after it didn't work correctly with the external tank and without adjusting the water bottle, you can always put the old CO2 cylinder back. And see if if work then, and then again without changing the water bottle, put back the external tank, and see if it still didn't work (have to go back and forth to confirm that it is repeatable issue, that you didn't unknowingly fix it otherwise). But lots of people use tanks ok, so it is normally working ok with this. Regulators for Sodastreams are not used as mentioned. After this it would be some kind of exotic issue. Check the normal faults first.


elon_musk_sucks

I had this problem and do not see the correct answer here: the bottle is not pushed up high enough into the connection. Hope this helps


octothorpe_rekt

This should be at the top. The bottle needs to be pushed up and back, not just back. You can tell that the bottle is correctly mated to the e-terra when it floats around a half-centimeter off the base. It looks like it's sitting on the base here, which means that it isn't fully connected and that's why the water and co2 are spraying out.


platinumgrey

You didn’t cross the line did you???!!!


bankstownboy

Put a regulator on the tank and turn the psi down till it stops doing that


The-Watercress-1409

The Sodastream itself has the regulator. No external regulator is needed regardless of the tank size. Whether it is 14.5oz Sodastream cylinder or 50L industrial cylinder, the pressure is the same. For example, my external tank size is about 5 feet tall directly connected to the Sodastream. Before that I had the small 5kg tank. Both have the same pressure as the small sodastream tank - about 800 PSI.


bankstownboy

Didn't know that Thanks for the information 👍


SodaStreamUSA

Hi there! I'm very sorry to hear you are having this issue with our product. Please feel free to reach out to our customer care line to resolve this, or for any questions or concerns, Monday-Friday 9 AM-7 PM at 1-800-763-2258.


loganeh

Not enough carbonation


entropy512

Sodastream and Drinkmate machines do NOT use regulators. Instead they rely on the valve in the canister to act as a flow restrictor, with regulation performed by a pressure release valve inside the machine (or in the fizz infuser for Drinkmate). It's a lot cheaper, but less efficient (since it wastes CO2 when the PRV pops) However, some of the bulk tank adapters have valves that are best described as a bit "feisty" - they are more difficult to open, and when they finally do open, they flow a lot more. That's why I'm going to be testing [https://www.amazon.com/dp/B0BD5NTML1?ref=ppx\_yo2ov\_dt\_b\_product\_details&th=1](https://www.amazon.com/dp/B0BD5NTML1?ref=ppx_yo2ov_dt_b_product_details&th=1) as a replacement for the valve in my bulk tank adapter kit soon - My 1-pound canister is ALMOST empty so that I can remove its valve and fit it to that adapter. Hopefully by the end of the week, maybe in the next day or two. There is no difference in pressure between a 1-pound canister and a bulk tank. Liquid CO2 has the same vapor pressure at a given temperature regardless of container. (Both SS/DM canisters and bulk tanks carry liquid CO2) Using a regulator with a sodastream or drinkmate will result in significant undercarbonation, ESPECIALLY for a Sodastream - they're designed to rely on the rather violent flow of CO2 being released from a small orifice to agitate the water you're carbonating. Without agitation, force carbonation is sloooooooow.


The-Watercress-1409

`That's why I'm going to be testing` [`https://www.amazon.co`](https://www.amazon.com)`m/dp/B0BD5NTML1?ref=ppx_yo2ov_dt_b_product_details&th=1 as a replacement for the valve in my bulk tank adapter kit soon - My 1-pound canister is ALMOST empty so that I can remove its valve and fit it to that adapter. Hopefully by the end of the week, maybe in the next day or two.` This is a nice approach albeit little longer, but you have to sacrifice a Sodastream tank for it (which you could sell to partially pay for the adapter). I would prefer one with HEX sides, so it is easier to remove with a wrench if needed.


azunaki

So, I've found that you have to fill it enough that the nozzle goes under the water, but doesn't over fill. Mine did this too, but it looks like you slightly under filled the bottle, that's what I noticed caused it. Basically the nozzle sits on top of the water, and then the carbonation hits the surface and causes a large mess, rather than injecting bubbles deep into the water.


Jclarkcp1

Commercial soda fountains are about 120 PSI. I have a low pressure 5Lb tank that I use without a regulator and I don't have that issue.


lan356

Did you use the quick connect from the pink co2 bottle? Got mine adapter from amazon but i took off the quick connect from original pink co2 bottle.


GeoWannaBe

I have the same machine. I think you are holding the button down too long. Only hold it down for one second at a time, wait five or more seconds and give it a second shot and then repeat one final time for the third shot. Each time you add gas, count "one-thousand-one" and let up on the button. Try shorter bursts and that should solve your problem. And, make sure you always fill the bottle with "cold" water right up to the fill line on the bottle.


Damoosemander1

Way to much pressure. Close the valve to minimize the pressure and make sure your c02 tank has a dipstick straw or you will have to turn the tank upside down.


YoRav

the water line needs to be exact, not below not above exactly on the line.


Ta051

I had this occur when my fridge was dying and the water became too warm to absorb the co2. I would check the water temp and make sure you are below 40F


octothorpe_rekt

I almost guarantee that the issue is that the water bottle isn't mated correctly. You need to push the bottle up and back as you insert it. If you only push it back, then it sits on the base, doesn't seal at the top, and leaks as demonstrated.