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aprilaire humidifer

  1. HVAC
    Hello, I just installed an Aprilaire 600 humidifier with a Model 60 humidistat onto my Bryant furnace (model 986TB). I am running it in manual mode; no external temperature sensor. The problem I am having is the humidifier only runs when "Blower Activation Mode" is set to ON, both in normal...
  2. HVAC
    Trying to decide between two options for installing humidifier transformer: 1) Mount and wire humidifier transformer on box with furnace power on/off switch. That's where doorbell transformer is, although humidifier won't work with doorbell transformer output. 2) Mount and wire humidifier...
  3. HVAC
    Greetings. I am installing an Aprilair model 400 humidifier into my old Carrier air handler, running off the Carrier heat pump. I have a Honeywell TH8320 thermostat. Here is my problem. The Aprilair destructions call out for a hook-up to W. Well, on my thermostat there is no W. Here is...
  4. HVAC
    Hello - I am hoping to install an Aprilaire 700A humidifier on my Trane XE90 furnace. My issue: I have fiberboard ducting. I am assuming that type of duct work will not support the weight of the humdifier. Does anyone have any experience with this or suggestions they are willing to offer on...
  5. HVAC
    Hi everybody, here is my question: I have a humidifier on my furnace. There is a 24V wire that goes to the humidistat and from there to the transformer. But nothing that connects this system to the furnace. So the problem is, when the humidistat opens up the water supply to the humidifier, it...
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