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    Removing 40 yr Old solar tank (6 Posts)

  • Solarstar Solarstar @ 9:44 PM
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    Removing 40 yr Old solar tank

    Was cutting it apart to get the weight down (400 pounds) and was totally amazed at the internal condition of the tank. Very minor scale /buildup  . the internal lower copper heat transfer coil was almost  new with very minor scale as well. the Electric element was never wired up.    Paul

    Forgot to say its a Ford Stone lined tank...
    This post was edited by an admin on April 26, 2010 9:45 PM.
  • Kevin_in_Denver Kevin_in_Denver @ 12:34 AM
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    Why did you remove it?

    Was it leaking?
    Superinsulated Passive solar house, Buderus in floor backup heat by Mark Eatherton, 3KW grid-tied PV system, various solar thermal experiments
  • Charlie from wmass Charlie from wmass @ 5:18 PM
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    time for a

    electric hand truck.
    Cost is what you spend , value is what you get.
  • hot rod hot rod @ 11:30 AM
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    how did you cut it?

    with that stone lining inside
  • Solarstar Solarstar @ 3:00 PM
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    Re tank cutting

    Hi  HR: I cutting it into 2 foot sections with a thin kerf 5" grinder wheel , to my surprise the actual metal is quite thin ,then a couple hits with a sledge and it breaks cleanly on the cut line thru the 5/8 inch layer of Concrete.   Paul
  • Solarstar Solarstar @ 3:19 PM
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    Re : why tank removal

    Hi Kevin : Yes the  internal coil had developed a pinhole leak of some sort ,but no external tank leaks at all .In the day these were one of the best tanks out there . Now running my Evacs into a 120 gal dual coil ss tank and a Smart 40 I'm working for overflow (temp). All pumped by a single 20 watt  PV  DC pump which provides nice linear /proportional control..... with 8 people in the house we use lots of water.   Paul
    This post was edited by an admin on April 29, 2010 3:20 PM.
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