Discussion:
sudden refermentation
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Frink
2012-09-02 04:32:06 UTC
Permalink
My American pale ale was doing well, or so I thought. After a modest
primary fermentation, I attached an airlock. All was well for 3 weeks--
then, after coming home one night, I saw vigorous fermentation; so much that
some of it had blown through the airlock. I got a new airlock, and now it
is happily fermenting away, at about a pop a minute.
This is the first time this has happened in 42 tears of brewing.

Would yeast autolyzation cause this?
Ecnerwal
2012-09-02 12:21:56 UTC
Permalink
Post by Frink
My American pale ale was doing well, or so I thought. After a modest
primary fermentation, I attached an airlock. All was well for 3 weeks--
then, after coming home one night, I saw vigorous fermentation; so much that
some of it had blown through the airlock. I got a new airlock, and now it
is happily fermenting away, at about a pop a minute.
This is the first time this has happened in 42 tears of brewing.
Would yeast autolyzation cause this?
I doubt it. If anyone should have issue with autolysis, it's me, (who
knows how old the stuff in the primary is - suppose I'll bottle it one
of these days/weeks/months/years. I probably have a note from when I
made it - perhaps - maybe.) Despite that I hardly ever do have a problem
with it, and I'd be shocked if it was remotely an issue at a month old.

Things, perhaps, got a bit stuck - who knows why, I will profess to
being unconcerned as to why, since that is a subject with far too many
theories and people overly concerned with it since they are in a hurry,
and trying to match often unrealistic FG numbers from recipes rather
than letting the beer tell them when it's done.

Had you been one of those hurry-up brewers you'd have found out when
bottles started exploding in storage or gushering when you opened them.
Let it be, bottle when it's ready.
--
Cats, coffee, chocolate...vices to live by
Please don't feed the trolls. Killfile and ignore them so they will go away.
Frink
2012-09-02 14:31:15 UTC
Permalink
Post by Ecnerwal
Post by Frink
My American pale ale was doing well, or so I thought. After a modest
primary fermentation, I attached an airlock. All was well for 3 weeks--
then, after coming home one night, I saw vigorous fermentation; so much that
some of it had blown through the airlock. I got a new airlock, and now it
is happily fermenting away, at about a pop a minute.
This is the first time this has happened in 42 tears of brewing.
Would yeast autolyzation cause this?
I doubt it. If anyone should have issue with autolysis, it's me, (who
knows how old the stuff in the primary is - suppose I'll bottle it one
of these days/weeks/months/years. I probably have a note from when I
made it - perhaps - maybe.) Despite that I hardly ever do have a problem
with it, and I'd be shocked if it was remotely an issue at a month old.
Things, perhaps, got a bit stuck - who knows why, I will profess to
being unconcerned as to why, since that is a subject with far too many
theories and people overly concerned with it since they are in a hurry,
and trying to match often unrealistic FG numbers from recipes rather
than letting the beer tell them when it's done.
Had you been one of those hurry-up brewers you'd have found out when
bottles started exploding in storage or gushering when you opened them.
Let it be, bottle when it's ready.
--
Cats, coffee, chocolate...vices to live by
Please don't feed the trolls. Killfile and ignore them so they will go away.
Thanks for the advice!

My dad made what I called calendar beer-- 1 month in the primary carboy, 1
month in the secondary carboy, 1 month in the bottle (this was in the day
when you could get Blue Ribbon Malt Extract at any grocery store).. He
never had any problems with exploding bottles. I guess it's time to 'fess
up and admit the old guy was right. :)
Tom Biasi
2012-09-02 15:53:21 UTC
Permalink
Post by Frink
Post by Ecnerwal
Post by Frink
My American pale ale was doing well, or so I thought. After a modest
primary fermentation, I attached an airlock. All was well for 3 weeks--
then, after coming home one night, I saw vigorous fermentation; so much that
some of it had blown through the airlock. I got a new airlock, and now it
is happily fermenting away, at about a pop a minute.
This is the first time this has happened in 42 tears of brewing.
Would yeast autolyzation cause this?
I doubt it. If anyone should have issue with autolysis, it's me, (who
knows how old the stuff in the primary is - suppose I'll bottle it one
of these days/weeks/months/years. I probably have a note from when I
made it - perhaps - maybe.) Despite that I hardly ever do have a problem
with it, and I'd be shocked if it was remotely an issue at a month old.
Things, perhaps, got a bit stuck - who knows why, I will profess to
being unconcerned as to why, since that is a subject with far too many
theories and people overly concerned with it since they are in a hurry,
and trying to match often unrealistic FG numbers from recipes rather
than letting the beer tell them when it's done.
Had you been one of those hurry-up brewers you'd have found out when
bottles started exploding in storage or gushering when you opened them.
Let it be, bottle when it's ready.
--
Cats, coffee, chocolate...vices to live by
Please don't feed the trolls. Killfile and ignore them so they will go away.
Thanks for the advice!
My dad made what I called calendar beer-- 1 month in the primary carboy,
1 month in the secondary carboy, 1 month in the bottle (this was in the
day when you could get Blue Ribbon Malt Extract at any grocery store)..
He never had any problems with exploding bottles. I guess it's time to
'fess up and admit the old guy was right. :)
Sometimes that happens. Did the temperature rise where it was kept?
Sometimes if you move the carboy it will rouse the yeast and fermentation will begin again.
Tom
PS Sorry I sent to your personal mail by mistake.
Frink
2012-09-02 22:17:24 UTC
Permalink
Post by Frink
Post by Ecnerwal
Post by Frink
My American pale ale was doing well, or so I thought. After a modest
primary fermentation, I attached an airlock. All was well for 3 weeks--
then, after coming home one night, I saw vigorous fermentation; so much that
some of it had blown through the airlock. I got a new airlock, and now it
is happily fermenting away, at about a pop a minute.
This is the first time this has happened in 42 tears of brewing.
Would yeast autolyzation cause this?
I doubt it. If anyone should have issue with autolysis, it's me, (who
knows how old the stuff in the primary is - suppose I'll bottle it one
of these days/weeks/months/years. I probably have a note from when I
made it - perhaps - maybe.) Despite that I hardly ever do have a problem
with it, and I'd be shocked if it was remotely an issue at a month old.
Things, perhaps, got a bit stuck - who knows why, I will profess to
being unconcerned as to why, since that is a subject with far too many
theories and people overly concerned with it since they are in a hurry,
and trying to match often unrealistic FG numbers from recipes rather
than letting the beer tell them when it's done.
Had you been one of those hurry-up brewers you'd have found out when
bottles started exploding in storage or gushering when you opened them.
Let it be, bottle when it's ready.
--
Cats, coffee, chocolate...vices to live by
Please don't feed the trolls. Killfile and ignore them so they will go away.
Thanks for the advice!
My dad made what I called calendar beer-- 1 month in the primary carboy,
1 month in the secondary carboy, 1 month in the bottle (this was in the
day when you could get Blue Ribbon Malt Extract at any grocery store)..
He never had any problems with exploding bottles. I guess it's time to
'fess up and admit the old guy was right. :)
Sometimes that happens. Did the temperature rise where it was kept?
Sometimes if you move the carboy it will rouse the yeast and fermentation
will begin again.
Tom
PS Sorry I sent to your personal mail by mistake.
The temperature has been consistent. The first fermentation went OK, but
was a little lackluster compared to other batches. I never touched the
carboy. I did get a chance to get a good whiff of the stuff when I attached
a clean airlock. Nothing but hop aroma.

Oh well: time to stop worrying. Thanks to everyone for the spot on advice!
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