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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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    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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    3,848

    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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    15,282

    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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    3,781

    I agree with simpleman

    I agree with simpleman
  7. Thread: Hydro Air system

    by gsxr
    Replies
    13
    Views
    3,781

    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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    2,892

    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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    2,892

    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
    31
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    2,892

    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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    2,892

    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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    2,892

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

    low water cut off

    Ill ask the inspector about the relief valves
  13. Replies
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    2,892

    Thanks for the compliments :)

    Thanks for the compliments :)
  14. Replies
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    2,892

    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
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    2,892

    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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    2,892

    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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    2,892

    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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    2,892

    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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    526

    Ultra also

    Ultra also
  20. Replies
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    839

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

    with this tstat the cyle rate is .6F or 1.2F
  21. Replies
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    362

    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
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    6,883

    yea it has an L terminal

    yea it has an L terminal
  23. Replies
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    6,883

    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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    6,883

    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
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    362

    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...
  26. Replies
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    3,938

    if the supply to the boilermate has hot water and...

    if the supply to the boilermate has hot water and the return back to the boiler is hot then you should have hot water

    there is no domestic water supply pipe to the boilermate that has been shut...
  27. Replies
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    1,638

    is it a series 2 or 3? can you take a picture of...

    is it a series 2 or 3?
    can you take a picture of the piping?
  28. Thread: Rheem Modulating

    by gsxr
    Replies
    89
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    8,842

    thanks

    thanks
  29. Thread: Rheem Modulating

    by gsxr
    Replies
    89
    Views
    8,842

    any benefit to increasing to 3" on a short run?

    any benefit to increasing to 3" on a short run?
  30. Thread: Rheem Modulating

    by gsxr
    Replies
    89
    Views
    8,842

    with the vent why would they go from 2" to 3" off...

    with the vent why would they go from 2" to 3" off the furnace then run 3" then reduce back to 2" to exit the house? why not run 2" only ? is it only if its a long run or is there other benefits to...
  31. Replies
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    3,132

    Doc any tstat or dip switch settings needed to be...

    Doc any tstat or dip switch settings needed to be changed for this setup (without using a humidistat) just the y2 wire and jumper removed
  32. Replies
    40
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    3,132

    EWC Model 072000 - Smart Digital Humidistat

    EWC Model 072000 - Smart Digital Humidistat
  33. Replies
    40
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    3,132

    this plus wiring the humidistat would be best?

    this plus wiring the humidistat would be best?
  34. Replies
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    3,088

    autoflow has this also

    autoflow has this also
  35. Replies
    26
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    3,088

    what about the Autoflo S2000 steam humidifier?...

    what about the Autoflo S2000 steam humidifier? Ive installed many and the customers seem happy with them
  36. Replies
    8
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    954

    plexus you may not need the humidifier unless...

    plexus you may not need the humidifier unless your house is leaky
    since the mod furnace (w/direct vent) doesnt burn inside air it doesnt dry out your home as much as a nondirect vented furnace. A...
  37. Replies
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    936

    you need the 6 wires the extra wire is actually...

    you need the 6 wires
    the extra wire is actually the v wire for modulating the furnace
  38. Thread: Rheem Modulating

    by gsxr
    Replies
    89
    Views
    8,842

    try it with the filter out ? any supply runs...

    try it with the filter out ?
    any supply runs have dampers in them? besides the grills
  39. Thread: Rheem Modulating

    by gsxr
    Replies
    89
    Views
    8,842

    oh ok so you would see it as it fires up to 100%

    oh ok so you would see it as it fires up to 100%
  40. Thread: Rheem Modulating

    by gsxr
    Replies
    89
    Views
    8,842

    but could he clear it to see if it comes back?...

    but could he clear it to see if it comes back?
    to see if its fixed
  41. Thread: Rheem Modulating

    by gsxr
    Replies
    89
    Views
    8,842

    must be a way to rest it so you can see if its...

    must be a way to rest it so you can see if its fixed
  42. Replies
    40
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    3,132

    thanks again doc

    thanks again doc
  43. Replies
    40
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    3,132

    ok thanks I really enjoyed my first winter with...

    ok thanks
    I really enjoyed my first winter with my MOD
    no complants especially with my heating bill and electric bill being so low
  44. Replies
    40
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    3,132

    no single stage

    no single stage
  45. Replies
    40
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    3,132

    Doc do I just need to wire in a humidistat to run...

    Doc do I just need to wire in a humidistat to run the On Demand Dehumidification?
  46. Replies
    40
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    3,132

    what is so hard about installing a mod compared...

    what is so hard about installing a mod compared to any other 90+ furnace?
    maybe a few more tstat wires and a supply sensor?
  47. Thread: Rheem Modulating

    by gsxr
    Replies
    89
    Views
    8,842

    they should have finished the sidewall vent with...

    they should have finished the sidewall vent with a Rheem RXGY-G02 HORZ VENT KIT
  48. great choice on the mod furnace you will love it...

    great choice on the mod furnace you will love it
    mine has been great this winter
  49. Replies
    42
    Views
    2,627

    on my tstat i have emr set to on and it doesnt...

    on my tstat i have emr set to on and it doesnt show it raise the temp in 1 degree increments and it seems to go on high fire when I just tested it

    I set a 7 degree rise setpoint for 40 minutes...
  50. Replies
    4
    Views
    2,064

    can you post a pic of the install? best results...

    can you post a pic of the install?
    best results are if the piping follow the diagrams in the manual
    I have installed about 15 of these with no issues with hot water
    but I always use 1" copper
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