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Re: Shakedown run on new PDA-1

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  • phillip_jefferies
    Thanks Riku, that hit the nail on the head! The packing was touching the LM downcomer, moved it down to its proper position and the temp and spurt problems
    Message 1 of 7 , Jul 8, 2007
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      Thanks Riku, that hit the nail on the head!

      The packing was touching the LM downcomer, moved it down to its
      proper position and the temp and spurt problems have gone away.

      Phil.


      --- In new_distillers@yahoogroups.com, "abbababbaccc"
      <abbababbaccc@...> wrote:
      >
      > You shouldn't have any spurts running at 1kW. One possibility is
      > that the packing is touching the the downcomer pipe in LM
      reservoir.
      > When the packing is wet it may cause flooding and spurting. Moving
      > the packing 1-2cm downwards should fix the problem.
      >
      > Cheers, Riku
      >
      > --- In new_distillers@yahoogroups.com, "phillip_jefferies"
      > <phillip_jefferies@> wrote:
      > >
      > >
      > >
      > > Hi,
      > >
      > > The elements are 1kw each. I will have to get a
      dimmer/controller
      > or
      > > replace one of the elements with a 750w.
      > >
      > > I ran 20 litres of turbo today, as soon as it boiled I turned one
      > > element off. I opened the reflux valve wide for a stripping run
      > and
      > > got one litre in 45 minutes. It all came through at 88C except
      > for
      > > 200ml at the start which was 82C. When I tested it it was 75%
      > > alcohol, with no reflux running. I think that for a stripping
      run
      > a
      > > little more power is required. I was still getting a little
      > product
      > > evaporating through the top vent as well.
      > > I shut down at 90C having collected 1.5 litres (in 1hr 20 min)as
      I
      > am
      > > intending to add the remaining 5 litres of wash and run again.
      Is
      > > this ok to do?
      > > Is my high wine a bit too high? :>)
      > >
      > > The exiting coolant was about 10C warmer than incoming, the high
      > run
      > > temp has me baffled though, is it because of my 1kw input?
      > >
      > > Next run is not going to be a turbo, & its time to buy another
      > > fermenter!
      > >
      > > Phil.
      > >
      >
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