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Old 12-23-2008, 02:37 AM   #1
Nov 2008
Posts: 7

Hello I have a A19 digital johnson temp controller now my ? is I also have a freezer an I am wounding if I can use my controller to ferment ale's without changeing the jumper around to heating mode. Right now I have my controller set to cool so can I leave it at that an still ferment ale's ?????????

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Old 12-23-2008, 03:25 AM   #2
The Pol
Feb 2007
Posts: 11,454
Liked 97 Times on 82 Posts

Yeah, as long as you want to COOL the beer to fermentation temp. I have the A419 as well. As long as what you are switching is less than 16A... you can switch cooling or heating with it.

Why not switch jumpers?

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Old 12-23-2008, 03:47 AM   #3
eriktlupus's Avatar
Jan 2007
Cereal City, USA
Posts: 2,618
Liked 13 Times on 11 Posts

if you want it warmer in there put a lightbulkb inside a coffe can and plug it into your controller.
primary1 :UTOPIA BABY(still searching for it)
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kegged:simcoe blonde, crystal pale ale, yellow jacket golden ale, lemon shandy blonde

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