Pouring Froth

[kierent]

Nah, it happens on both kegs and I've recently replaced all the seals in the kegs. So I'm thinking it's the overcarbed problem. Thanks again guys, hope this helps you too oscar!

 

[cdbrown]

What's the temp of your fridge mate?

So you pressure at a higher pressure and then serve at the lower pressure? I normally just leave mine set at around 85kpa (12psi) and fridge is about 3-5c.

 

[kierent]

What's the temp of your fridge mate?

So you pressure at a higher pressure and then serve at the lower pressure? I normally just leave mine set at around 85kpa (12psi) and fridge is about 3-5c.

Yeah fridge is about 3c. I had used to carb at 50psi shaking it around for 45 sec. Then this last one I tried 32psi for close to a week, which is why I think it got over carbed. Since then I've burped it to flat and now I'm going to try 7psi for a week see how that goes.

 

[cdbrown]

One thing that will cause the large gas pocket in the beer line is that due to the small volume of beer in there it's more susceptible to temperature changes than the keg. So as the frigde warms while the compressor is off the gas will come out especially if the carbonation pressure is higher than the pouring pressure.

 

[oscar]

if it is just happening one one keg I'd bet as thirsty said pickup tube seal,release gas remove out post and check small "o" ring or just give it a wobble to see if its a bit loose

Thankyou to everyone for your advice,tips, and experiences.
The end result was what you all said and my keg is OVER gassed,I have burped the keg after giving it a shake a few times to release excess gas and perfect.
Once again thanks to all..... :drinks:

 

[kierent]

Ok. I'm up to the banging my head against the wall stage!! I let my keg go flat, then put it at 7psi for a week. To my taste, it seems to be carbonated perfectly, but it's still pouring froth. When I connect my liquid out disconnect there are constant bubbles coming out of the keg into the line. This has got to be the problem. So I'm wondering if maybe would it be the disconnect? It's not leaking any beer around the post or anything. Even when I disconnect it it still bubbles though, which is a bit strange.

I guess I could buy new liquid disconnects but I'd rather not spend the money and then find it's something else.

Any other thoughts?

 

[zabond]

When you say"when you disconect it"do you mean when you remove the disconect from the keg you still get bubbles in the beer line?if so then you must be drawing air into the line,you could try sumerging the disconect in water with a bit of food colouring and see if it gets drawn into the line or if you have an empty keg put a couple of litres of water in it with a quick squirt of gas then see if you still get bubbles,if so then youve got an air leak,if not up the pressure to 50psi to check for leaks,cause you could have a very small leak that wont show up at low pressure but will draw air in when liquid flows through the line[veturie effect]atmospheric press vs lower line pressure,at least if you try with non carbed water you are eliminating over gassed beer
just had a look at your pics again noticed you dont have a clamp on your disconect, I would put one on first then see what happens

 

[Ross]

Ok. I'm up to the banging my head against the wall stage!! I let my keg go flat, then put it at 7psi for a week. To my taste, it seems to be carbonated perfectly, but it's still pouring froth. When I connect my liquid out disconnect there are constant bubbles coming out of the keg into the line. This has got to be the problem. So I'm wondering if maybe would it be the disconnect? It's not leaking any beer around the post or anything. Even when I disconnect it it still bubbles though, which is a bit strange.

I guess I could buy new liquid disconnects but I'd rather not spend the money and then find it's something else.

Any other thoughts?

It won't be a leak in the beer line - Trust me, you'd be leaking beer everywhere.
You say you let your beer go flat - Did you actually pour a glass of flat beer, or are you just guessing it had gone flat? The reason i ask is, that 7psi is fairly low carbonation & if your beer is tasting perfectly carbonated it may well be you are serving it at a lower pressure than it's carbonated to, hence the gas in the line. Try increasing the pressure to 16psi & see if the bubbles still form - if they do, then the most likely cause is a leak between your beer out diptube & the keg (replace the seal). If the bubbles stop, you are simply pouring at a lower pressure than your keg is carbonated to, in which case just slowly increase the pouring pressure till the bubbles stop.

Cheers Ross

 

[kierent]

Thanks Ross and ZABOND, I'll try increasing the serving pressure and see what happens. Also will put a clamp on the line. When I assembled the lines I forgot to put the clamp on and because the line was so tight around the disconnect I thought there was no way air was getting in there. And the bubbles definately float out of the inside of the barbed bit on the disconnect rather than coming in between the line and the disconnect. But it'll at least eliminate that as a problem.
Might try the food dye thing too if the increasing pressure doesn't fix it.

Thanks again guys

 

[Siborg]

Well I'm still having problems with mine. Only just gassed up a keg as I thought I'd try slow carbing it as opposed to force carbing. and it actually pours nothing but foam.

Having a look at the line, it appears that there is foam in the line. What could cause this to happen??? I haven't had a chance to look at the inside of the font/taps yet, but I'd assume if there is foam in the line, then the problem is before the font/tap.

 

[bignath]

As pennywise indicated, some hop debris in your system could cause severe foaming.

I had the same problem once, but my problem was with hop debris getting stuck in the beer out drain tube inside the keg. It was only a few small pieces of hop material that got in from a cold conditioned secondary vessel, but it was enough to pour nothing but foam.

I burped the keg, removed dip tube, removed hop debris, put back together - instant success, and hasn't happened since.

Might be worth a look if you haven't done so yet..

 

[mxd]

Well I'm still having problems with mine. Only just gassed up a keg as I thought I'd try slow carbing it as opposed to force carbing. and it actually pours nothing but foam.

Having a look at the line, it appears that there is foam in the line. What could cause this to happen??? I haven't had a chance to look at the inside of the font/taps yet, but I'd assume if there is foam in the line, then the problem is before the font/tap.

Siborg, if you wont to pop over to mulgrave and I can lend you a pluto (can then return on wednesday night club meeting), that way you can see if it's your tap/font etc.. or carb issue. Or if you can carry one home, I'll try to remember to bring it in tonight.