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re: Homebrewing: In-Process Thread

Posted on 11/18/15 at 3:15 pm to
Posted by BugAC
St. George
Member since Oct 2007
55485 posts
Posted on 11/18/15 at 3:15 pm to
quote:

Get it carbed up in a hurry so it'll be drinking right after everything has settled out and melded.


Damn. I'm almost in disbelief that i can the beer i brewed Sunday, as early as Tuesday or Wednesday of next week.

Now that force carb pressure. What made you decide 40 psi for 24 hours? Is this something tailored to your setup, or is this more of a general kegging knowledge for force carbing?

ETA: and the beersmith podcast i was listening to, that was talking about putting 12 psi force carb to be ready in 5-7 days...well putting 2 and 2 together, i assume there's a formula to use to determine force carb pressure and correlation to desired volume in beer and time?
This post was edited on 11/18/15 at 3:17 pm
Posted by s14suspense
Baton Rouge
Member since Mar 2007
15179 posts
Posted on 11/18/15 at 3:18 pm to
quote:

What made you decide 40 psi for 24 hours?


I personally do the 40 PSI and rock the keg around for 60-90 secs. This is on a crashed cooled (down to 36ish) and gelatined beer. It's just easiest for me to do it like that. Crank it up to 40, shake it around, put in keezer and lower back to serving pressure so all other beers on tap stay where they are and can continue to be served normally.

Posted by BugAC
St. George
Member since Oct 2007
55485 posts
Posted on 11/18/15 at 3:23 pm to
quote:

Crank it up to 40, shake it around, put in keezer and lower back to serving pressure so all other beers on tap stay where they are and can continue to be served normally.


Do you leave it pressurized at 40 psi for 24 hours?

Another question: Around when should you consider getting your kegs refilled? I assume i have about 3 lbs of CO2 left in my tank, going to weigh it when i get home to verify. I'm curious, i guess, as how long a 5 lb. tank will last, in terms of number of kegs.
Posted by LSUBoo
Knoxville, TN
Member since Mar 2006
102527 posts
Posted on 11/18/15 at 3:23 pm to
quote:

I personally do the 40 PSI and rock the keg around for 60-90 secs. This is on a crashed cooled (down to 36ish) and gelatined beer. It's just easiest for me to do it like that. Crank it up to 40, shake it around, put in keezer and lower back to serving pressure so all other beers on tap stay where they are and can continue to be served normally.


That's pretty much what I do... shut off the valves to the other kegs, put the keg in the keezer, crank the PSI up to 30-40, shake it well every time I walk by, after a day or so drop the PSI back to 8-10 range, and open up the valves to the other kegs. If I want to drink off of the other kegs while I'm force carbing, there is usually enough residual pressure to pour a few beers.
Posted by s14suspense
Baton Rouge
Member since Mar 2007
15179 posts
Posted on 11/18/15 at 3:31 pm to
quote:

Do you leave it pressurized at 40 psi for 24 hours?


No, I do not. The way I do it force carbonates it enough to knock it back down to serving pressure and let it sit and settle for 24 hours.

quote:

Another question: Around when should you consider getting your kegs refilled? I assume i have about 3 lbs of CO2 left in my tank, going to weigh it when i get home to verify. I'm curious, i guess, as how long a 5 lb. tank will last, in terms of number of kegs.


I can't really say exactly how many kegs I carbonate and push with a 5lb tank but it never seems like enough. lol. Always tend to run out at the worst time.

I really need to get a 20 pounder or something one day.

The tare weight is listed on the bottle. I think my cylinder is listed at 7.7lbs so I've taken it off to get re-filled at 8lbs just to be sure I wouldn't run out serving.

Posted by BugAC
St. George
Member since Oct 2007
55485 posts
Posted on 11/18/15 at 3:36 pm to
So to get the process correct. This is the plan.

1) May cold crash my beer for a couple days to about 40-45 degrees.
2) Push some CO2 into the keg.
3) Rack the brew into the keg.
4) Attach the gas line and set the PSI to 40 on the regulator. (Question: Do i have to remove the gas in line or shut off the regulator valve when i do this? Or should i leave the gas line on and pressurized at 40 psi? What i'm asking, is does the regulator "regulate" the gas in the keg so as it does not continuously push gas in the keg, or does it shut off the gas flow once it hits the 40 psi mark? (and i think i just answered my question there, just trying to understand how it all works).
5) Once at 40 psi for 24 hours, release the valve to bring the pressure down to 8-10 psi.
6) Let sit for 1 or 2 days. Connect beer line and serve.

That being worked out in my head brings up another question, how do i force carb to a specific CO2 volume? Could i force carb the same way as above, but when i drop the pressure, use a chart to determine the psi i want that correlates to the style?
Posted by Fratastic423
Baton Rouge
Member since Feb 2007
5990 posts
Posted on 11/18/15 at 3:43 pm to
quote:

That being worked out in my head brings up another question, how do i force carb to a specific CO2 volume? Could i force carb the same way as above, but when i drop the pressure, use a chart to determine the psi i want that correlates to the style?



Utilizing the 40psi method carbonating to a specific amount is virtually impossible bc you have no real way to monitor the carbonation level other than "Is it carbed...Yes, No, Maybe"
This post was edited on 11/18/15 at 3:44 pm
Posted by BugAC
St. George
Member since Oct 2007
55485 posts
Posted on 11/18/15 at 3:45 pm to
quote:

Utilizing the 40psi method carbonating to a specific amount is virtually impossible bc you have no real way to monitor the carbonation level other than "Is it carbed...Yes, No, Maybe"


Gotcha. So the only true way, is to determine the volume of CO2 wanted for style, then set your regulator to that psi and wait it out for 5-7 days?
Posted by s14suspense
Baton Rouge
Member since Mar 2007
15179 posts
Posted on 11/18/15 at 3:54 pm to
quote:

Gotcha. So the only true way, is to determine the volume of CO2 wanted for style, then set your regulator to that psi and wait it out for 5-7 days?


There's a time/temperature/pressure chart that'll get you to your preferred Volume of CO2 out there but I don't have it on me.
Posted by LSUGrad00
Member since Dec 2003
2428 posts
Posted on 11/18/15 at 4:34 pm to
quote:

Gotcha. So the only true way, is to determine the volume of CO2 wanted for style, then set your regulator to that psi and wait it out for 5-7 days?


In my experience if you follow B's steps (I go 30 psi for 24 then 10 psi) I end up with a carbonation level that works for about 75% of the beers I brew. If I want a beer to have a higher I set it to 12 psi after 24 or lower carbonation I set it to 7 psi afterwards.

Increasing the amount of dissolved CO2 is easy... decreasing it is a pain in the arse so I typically err on the side of under carbonation and increase if needed.

Posted by BugAC
St. George
Member since Oct 2007
55485 posts
Posted on 11/18/15 at 7:28 pm to
So I disassembled my keg and washing everything. Am I supposed to have poppets somewhere?



Posted by HungryFisherman
Houston,TX / BR, LA
Member since Nov 2013
2690 posts
Posted on 11/18/15 at 7:41 pm to
Poppets are those "buttons" on top of the posts.
Posted by BugAC
St. George
Member since Oct 2007
55485 posts
Posted on 11/18/15 at 8:00 pm to
You mean the beer in gas out posts? They are that small? Are you supposed to remove them? And if so, how?
Posted by HungryFisherman
Houston,TX / BR, LA
Member since Nov 2013
2690 posts
Posted on 11/18/15 at 8:30 pm to
I do not know how to take them apart
And yes. The gas in and beer out posts have the poppets on top. Act as the valve of sorts for gas and beer through the posts.
Posted by LSUGrad00
Member since Dec 2003
2428 posts
Posted on 11/18/15 at 11:36 pm to
I use a philips head screw driver. Press on the center 'button' and they pop out of the post.

This post was edited on 11/18/15 at 11:41 pm
Posted by BugAC
St. George
Member since Oct 2007
55485 posts
Posted on 11/19/15 at 6:29 am to
quote:

I use a philips head screw driver. Press on the center 'button' and they pop out of the post.


How do you get them back in?

ETA: Also, checked the weight of my CO2 tank and i have about 3.8 lbs of CO2 left in the tank. So i'm good for a while.
This post was edited on 11/19/15 at 7:09 am
Posted by LSUBoo
Knoxville, TN
Member since Mar 2006
102527 posts
Posted on 11/19/15 at 7:30 am to
quote:

How do you get them back in?


Insert it back into the post... it'll tighten into place when you tighten the post back onto the keg.
Posted by BottomlandBrew
Member since Aug 2010
28444 posts
Posted on 11/19/15 at 7:37 am to
Push them back in. They sometimes like to fly back out if you don't get them seated in their little groove. Other times they are loose.
Posted by s14suspense
Baton Rouge
Member since Mar 2007
15179 posts
Posted on 11/19/15 at 7:58 am to
If you've got new O-rings I'd take the old ones off and give those posts a good soak in hot PBW. poppets even have their own little O-rings too.
Posted by Fratastic423
Baton Rouge
Member since Feb 2007
5990 posts
Posted on 11/19/15 at 8:53 am to
quote:

poppets even have their own little O-rings too.


Mine are non-removable plastic. Just so Bug doesn't freak out if his don't have removable O-rings
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