Honeywell TrueEase?
#1
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#3
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Would you go powered or bypass on these units? I assume only the powered one can make a call to turn the blower on. IF this is the casehow is humidity created if there is no heat call?
#4
I prefer the bypass units.. Just less things to go wrong, and can be mounted on the return. I just think anything on top of the furnace with water is something waiting to happen down the road.
Any humidifier can be set up to turn on the furnace fan if humidity is needed, but I've tried that for a year on mine, and it seems to run a lot more than jsut having it only come on with heat call only.
Any humidifier can be set up to turn on the furnace fan if humidity is needed, but I've tried that for a year on mine, and it seems to run a lot more than jsut having it only come on with heat call only.
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The problem I have is I need to replace my old garage doors. Until that is done, I can not control the air infiltration in my house. Hence, my house gets very dry. I don't think just running when the heat is pumping is going to work. I don't understand what the pros are of a fan powered unit. Is it supposed to be more efficient? Both the passive and powered units claim 17-18 gallons a day.
As for return mount, my Aprilaire 760 was simply too loud to put on my return. i always heard that thing running. I wonder how much quieter these new Honeywells are. Do passive units have to be mounted on the return?
As for return mount, my Aprilaire 760 was simply too loud to put on my return. i always heard that thing running. I wonder how much quieter these new Honeywells are. Do passive units have to be mounted on the return?
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I just installed the HE250 today, install was pretty simple and it seems like the unit is built well and designed smart. I can't really tell you how it works yet because its been in the 70s all week and there isn't much need for extra humidity in the house. Outside of saying the bypass opened and the water ran onto the pad when my thermostat called for humidity that is
.
There are two versions for the bypass TrueEase. One version can control your furnace fan. I got lucky in that my thermostat can control a humidifier and kicks the furnace fan when the house needs humidity.

There are two versions for the bypass TrueEase. One version can control your furnace fan. I got lucky in that my thermostat can control a humidifier and kicks the furnace fan when the house needs humidity.
#10
As for return mount, my Aprilaire 760 was simply too loud to put on my return. i always heard that thing running. I wonder how much quieter these new Honeywells are.
Do passive units have to be mounted on the return?
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well mind you this is a brand new unit that has only been on to test the operation, maybe it will come on soon since the humidity is getting lower in the house. Anyway, all I heard was a small click of the water valve opening. I didn't even hear the bypass vent open. You can hear that when you first apply power to the unit I think it cycles around in a circle to make sure its at its home position. Now unlike the fan model the furnace fan does have to run so you do hear that. I would assume even with the fan model it wouldn't be very efficient if that furnace fan wasn't running while it was on.
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On page 6 of the install guide in the text, not the picture, it says "Both Humidifier models can be mounted to either the supply or the return."
Both models meaning the bypass or the fan models.
Last edited by piercerd; 11-12-10 at 05:19 PM.
#16
Bypass can be on both supply or return. Fan powered on supply only.
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If you look on page 5 it says under the which humidifier do you have, when it describes the fan it says "Access to only the supply or the return is required"
On page 6 in the second paragraph last sentence it says "Both Humidifier models can be mounted to either the supply or the return"
The docs on the web appear to be the 3rd revision of the manual, the one I have here that came with my humidifier appear to be the second revision. Maybe you have the original docs?
#18
A person could put it on the return, I just don't think it will do as a good job if you were to put the fan powered unit on the supply. Return air is cool, and water will evaporate slowly.
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If this is the case, wouldn't a powered unit on the supply do a better job than a bypass on the return? Also the furnace is a Lennox 2 stage with variable speed fan.
Last edited by rldev; 11-15-10 at 07:54 AM.
#20
No.
The bypass is still getting hot air from the supply side. The air will always go from supply to return on a bypass unit no matter where it's mounted.
You have a two stage t-stat on the furnace?
The bypass is still getting hot air from the supply side. The air will always go from supply to return on a bypass unit no matter where it's mounted.
You have a two stage t-stat on the furnace?