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  1. Replies
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    does anyone know the latest version of this...

    does anyone know the latest version of this thermostat?
  2. Replies
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    3,652

    the 412 tstat says it has humidify and dehumidify...

    the 412 tstat says it has humidify and dehumidify setting and it allows me to set humidity level in cooling mode but it doesnt seem to anything unles there is a call for cooling and then i have it...
  3. Replies
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    3,652

    will the new tstat turn on the a/c at a reduced...

    will the new tstat turn on the a/c at a reduced fan speed for a call to dehumidify?
  4. Doc i just got the 412 tstat and the manual...

    Doc i just got the 412 tstat and the manual doesnt show how to wire for DOD
    I would say the dhm goes to dehum terminal and you pull jumper J5
  5. Thread: Motorcycles

    by gsxr
    Replies
    258
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    14,215

    my 2001 custom busa on a ride in cape cod...

    my 2001 custom busa on a ride in cape cod
    http://www.extremebusa.com/extreme/members/atticdog-albums-cape-cod-picture244-img-0330.jpg
  6. Thread: Hydro Air system

    by gsxr
    Replies
    13
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    3,227

    I agree with simpleman

    I agree with simpleman
  7. Thread: Hydro Air system

    by gsxr
    Replies
    13
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    3,227

    i install hydro air and in my own home I have a...

    i install hydro air
    and in my own home I have a rudd modulating furnace and mod tstat
    I was switching from steam heat so I thought iI would need a humidifier but I havent had to install the...
  8. Replies
    31
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    2,713

    the connect with a 2 wire and then you set one as...

    the connect with a 2 wire and then you set one as master and one as slave
    then you can set a delay time that it will wait after a call for heat to fire the slave up and both can use outdoor sensors
  9. Replies
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    2,713

    the cast iron tee on the right side of each...

    the cast iron tee on the right side of each boiler is a tee that comes with the boiler as a starting fitting
    the silver tank on the right of the boilers is where the water comes in from the well the...
  10. Replies
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    2,713

    its on blocks higher than I normally do because...

    its on blocks higher than I normally do because the basement opens right out to the ocean about 50 feet away and they asked if the boilers could be raised abit more, I had the blocks on their side...
  11. Replies
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    2,713

    For the supply and return I used an Alberta...

    For the supply and return I used an Alberta header was 2"x3/4 for the hydro air zones and the water tank was piped 1 1/4 so had to use a 2x11/4 tee then stub then isolating flange so its taller
  12. Replies
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    2,713

    low water cut off Ill ask the inspector about...

    low water cut off

    Ill ask the inspector about the relief valves
  13. Replies
    31
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    2,713

    Thanks for the compliments :)

    Thanks for the compliments :)
  14. Replies
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    2,713

    The basement is about 40 X 100 and the utility...

    The basement is about 40 X 100 and the utility room is 20x30 need to use it for storage
  15. Replies
    31
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    2,713

    Yea the contractor put the wall up for us

    Yea the contractor put the wall up for us
  16. Replies
    31
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    2,713

    the boilers are also bolted to 2x4 behind the OSB

    the boilers are also bolted to 2x4 behind the OSB
  17. Replies
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    2,713

    Thanks Its a Caleffi Hydro separator here is...

    Thanks
    Its a Caleffi Hydro separator

    here is the description on it
    The HydroLink primary/secondary piping package can be used with low-mass boilers serving multicircuit hydronic systems. The...
  18. Replies
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    2,713

    would like some feedback

    Dual W/M 155 Ultra's 5 zones of hydroair and W/M 119 DHW Tankhttp://img.photobucket.com/albums/v337/jsmartin/IMG_0192.jpg


    http://img.photobucket.com/albums/v337/jsmartin/IMG_0189.jpg
    ...
  19. Replies
    2
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    495

    Ultra also

    Ultra also
  20. Replies
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    774

    with this tstat the cyle rate is .6F or 1.2F

    with this tstat the cyle rate is .6F or 1.2F
  21. Replies
    2
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    335

    yes it does run with out the batteries but it...

    yes it does run with out the batteries but it died

    I swapped it and got the new model and it works fine
  22. Replies
    33
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    6,437

    yea it has an L terminal

    yea it has an L terminal
  23. Replies
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    6,437

    I swaped it out today and the new one has a...

    I swaped it out today and the new one has a different part number

    UHC-Tst411MDMS instead of UHC-TST401MDMS
  24. Replies
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    6,437

    when your thermostat died did it just go blank? ...

    when your thermostat died did it just go blank?

    Mine tonight went blank and it had the heat running
    it worked fine for over a year
  25. Replies
    2
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    335

    Rheem Mod Thermostat

    I think it just died

    I noticed it was getting hot in the house, so I went to see the tstat and it was blank and the furnace was running on high. I took it off the wall and it changed the...
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