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  1. TCaldwell
    Post

    Garn blower motor falure

    try grainger or mcmaster carr
    Post by: TCaldwell, May 11, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
  2. TCaldwell
    Post

    I'm done.

    im not ready to give up yet, heat zones still calling at night, when it comes down to domestic hw only, I will exercise the ob.
    Post by: TCaldwell, Apr 29, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
  3. TCaldwell
    Post

    Anyone heard of a Heiss Masonary Heater/Boiler?

    looks like this design is a large greenwood
    Post by: TCaldwell, Apr 28, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
  4. TCaldwell
    Post

    What to replace the Harman with?

    Mike, did you buy the harmon from dave at the trading post, call me if you want, I could possibly help you.
    Post by: TCaldwell, Apr 26, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
  5. TCaldwell
    Post

    What to replace the Harman with?

    I burned a sf 260 for 6 years, 13 cord/year, went to a garn and saved 5 cord the next winter. Basically most any gasification boiler requiring...
    Post by: TCaldwell, Apr 24, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
  6. TCaldwell
    Post

    Another garn question

    I had 550 gal of external storage tied into the supply from the garn to my house piping, the extra storage was helpful but required a little...
    Post by: TCaldwell, Apr 20, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
  7. TCaldwell
    Post

    Not bad numbers at all

    pretty impressive, where are the rest of the testo numbers, with a relatively high o2 and excess air, must be the flue temp keeping the effiency so...
    Post by: TCaldwell, Apr 2, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
  8. TCaldwell
    Post

    Froling controller options

    Mike, good questions, let me start by saying, on any given day a non lambda CAN burn as well as a lambda, however not on a repeatable consistent...
    Post by: TCaldwell, Mar 16, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
  9. TCaldwell
    Post

    Garn sediment problems

    thats why mike advised me not to run more rods, as the water was in check, the magnesium ends up in a pile in the bottom of the boiler and the...
    Post by: TCaldwell, Feb 27, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
  10. TCaldwell
    Post

    Garn sediment problems

    Yeah, looks like wall paper paste, clean the hx and your temps will return
    Post by: TCaldwell, Feb 26, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
  11. TCaldwell
    Post

    Garn sediment problems

    Last week during the cold spell, I noticed a reduction in supply temps from the pressureized side of the hx from the garn. I removed the hx, white...
    Post by: TCaldwell, Feb 22, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
  12. TCaldwell
    Post

    Asset or Liability?

    been there done that, Installed garn in 2006, sold house in 2010, new owners wanted no part of it, offered them a small credit and moved it 5 miles...
    Post by: TCaldwell, Feb 20, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
  13. TCaldwell
    Post

    Understanding puffing......in simple terms

    lambda boilers might be more forgiving, able to handle different wood loads/mc and split sizes ect., but everything has a threshold. This is where...
    Post by: TCaldwell, Feb 14, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
  14. TCaldwell
    Post

    Squeaky Grundfos

    I have 6 of these in service, this squeaking has started with me on low speed with 3 of them at different times. Usally the circulator will stop...
    Post by: TCaldwell, Feb 14, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
  15. TCaldwell
    Post

    Variable speed boiler circulator experiment

    my controller does not have a linearization block, alot do, so I used a eurotherm q498 signal conditioner/math module and a hotwire anemometer,...
    Post by: TCaldwell, Feb 7, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
  16. TCaldwell
    Post

    Variable speed boiler circulator experiment

    Yes, in my case the total air volume is static throught the burn, probably the biggest contribution in the whole setup was linearizing the damper...
    Post by: TCaldwell, Feb 7, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
  17. TCaldwell
    Post

    Variable speed boiler circulator experiment

    Please note the graphs are with a garn[uninterrupted burn], maybe someone with external storage that happens to go into idle mode will have a burn...
    Post by: TCaldwell, Feb 7, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
  18. TCaldwell
    Post

    Variable speed boiler circulator experiment

    Thanks EW for locating the graphs, as stated the red line represents the secondary damper output, in my case the primary air is the percentage...
    Post by: TCaldwell, Feb 6, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
  19. TCaldwell
    Post

    Garn Tank and Supply Temp ?????

    I have a type k thermocouple in the first section of class A about 1ft behind the garn to monitor flue temps, and about half way through storage...
    Post by: TCaldwell, Jan 30, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
  20. TCaldwell
    Post

    Understanding puffing......in simple terms

    Truth be known, even the modified garn can get into trouble. I have a choice, to totally get away from puffing the o2 setpoint has to be must be...
    Post by: TCaldwell, Jan 21, 2013 in forum: The Boiler Room - Wood Boilers and Furnaces
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