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Re True steam HM 509 humidifier. True Steam HM 509. New
True Steam HM 509. New construction that I took possession approximately 4.5 years ago … read more
Gaztech
Gaztech
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Vocational, Technical or Trade School
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We have a TrueSTEAM Humidifier and it leaks badly from
We have a TrueSTEAM Humidifier and it leaks badly from around the valve at the base, around the manual shut off valve and the 'white water valve.' I have tried fiddling with it but it seems to leak mo… read more
Minke Bro
Minke Bro
Lead HVAC Technician and Trainer
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Really. someone is online to answer my question? I have been
all installed. I connected it to a honeywell Prestige IAQ with EIC. It was powering my old Honeywell Truesteam humidifier. I upgraded to the aprilaire … read more
Brian HVAC Guy
Brian HVAC Guy
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High School
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I recently learned of a very serious mold problem in my
I recently learned of a very serious mold problem in my ductwork (delivery side) when I had a contractor come to our house to clean out the ductwork in my house. He opened up about a 12-inch section c… read more
airheatman
airheatman
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6 years college
10,258 satisfied customers
I dont have enough clearance on any of my duct work to install
I dont have enough clearance on any of my duct work to install a whole house humidifier in my basement. Can I install the unit directly on the air handler?… read more
Comfort Specialist
Comfort Specialist
Licensee, Designer & Estimator
Vocational, Technical or Trade School
1,369 satisfied customers
I have a Rudd RHPL-HM4824JC Air Handler, Rudd Comfort Control2
I have a Rudd RHPL-HM4824JC Air Handler, Rudd Comfort Control2 500 Series Thermostat (serial communication), and a Honeywell TrueSteam HM 509 humidifier. The humidifer is connected to a humidistat wir… read more
airheatman
airheatman
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10,258 satisfied customers
i have a bryant SYSTEM which cannot keep the house humidity
i have a bryant SYSTEM which cannot keep the house humidity levels above about 22%. i have a meter sitting on an outlet right now which shows a temperature of 70 and an RH of 25% running in humidity o… read more
Tech Justin
Tech Justin
Master HVAC Technician
66 satisfied customers
My GMV90905CXA has a puddle of water at the lower right corner
My GMV90905CXA has a puddle of water at the lower right corner of the Coil Front Cover Drain Port. HVAC Tech first said it was from the humidifier, but even with the humidifier water valve turned off,… read more
HVAC Guru
HVAC Guru
21,699 satisfied customers
I have an Apollo HydoHeat system that runs off a 75 gallon
I have an Apollo HydoHeat system that runs off a 75 gallon hot water heater with 140 degree water being pumped to the air handler heating coil. For health reasons, I need to increase the humidity in t… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
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I had a 596W True Steam humidifier installed l-1/2 years ago
I had a 596W True Steam humidifier installed l-1/2 years ago and I am having to clean it about every second week because of blokage by a lot of scaling. The Company that installed the system did not s… read more
servtech50
servtech50
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Honeywell true steam humidifier. Since installation unit has
Honeywell true steam humidifier. Since installation unit has never raised humidity above 25%. If guage is set above 30% fan runs non stop pushing cold air into house. Farmer logic tells me that humidi… read more
rickyhadaway
rickyhadaway
SENIOR TECH
High School or GED
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I have installed a Honeywell True Steam model HN506DC115 humidifier
I have installed a Honeywell True Steam model HN506DC115 humidifier and Honeywell DG115EZIAq for the humidity control. My furnace is a Bryant 95plus. My thermostat is a Bryant Evolution. I have connec… read more
A-1 Tech
A-1 Tech
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I have an 11 year old hot air furnace, with attached Lobb Power
I have an 11 year old hot air furnace, with attached Lobb Power Humidifier Model WA-1, and air handler located in my attic. My home is one level home and 2,400SF living area. Its located in Lakewwod, … read more
Douglas
Douglas
Vocational, Technical or Trade Scho
3,118 satisfied customers
I have had an Aprilaire Model 224 humidifier for over 20 years
I have had an Aprilaire Model 224 humidifier for over 20 years and it worked perfectly until I got a new High Efficiency furnace this year. The humidifier is correctly installed on this furnace and ha… read more
Rick Mather
Rick Mather
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Vocational, Technical or Trade Scho
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Any Humidity experts online now I have a Trane 300 Humidifier
Any Humidity experts online now? I have a Trane 300 Humidifier on my furnace now. But humidity is always around 20 or so in winter. 4000 SF is house size. Does Aprilaire make a bigger one?… read more
Douglas
Douglas
Vocational, Technical or Trade Scho
3,118 satisfied customers
We have a Honeywell True Steam HM512VPIAQ humidifier purchased
We have a Honeywell True Steam HM512VPIAQ humidifier purchased 10-9-08. The hot water is continuously running from the drain tube. Our HVAC tech replaced water sensor and solenoid valve (after cleanin… read more
Rick Mather
Rick Mather
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Certfied expert to check Honeywell whole house humidifier true
Certfied expert to check Honeywell whole house humidifier true steam HM 509 for proper operation. In my oppinion the humidifier is not working, that is it does not reach the set value of 40 % rel. hum… read more
Douglas
Douglas
Vocational, Technical or Trade Scho
3,118 satisfied customers
Im installing a WR stat IF95-1291 with Hum control on a system
I'm installing a WR stat IF95-1291 with Hum control on a system with a True Steam HM509A, the wiring diagram for the HM509A shows 2 Hum terminal to wire to the humidstat. If I connect the HM termial o… read more
Matthew
Matthew
HVAC Technician
Bachelor's Degree
2,014 satisfied customers
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Meet the Experts:

Phil

Phil

Mechanical Engineer

8,427 satisfied customers

Retired HVAC/ Electrical & Boiler contractor. Industrial

Rick Mather

Rick Mather

HVAC Technician

3,133 satisfied customers

35 years experience, HVAC

Matthew

Matthew

HVAC Technician

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14 years experience in the HVAC field of service, installation, Manual J & D calculations

Brian HVAC Guy

Brian HVAC Guy

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I have been an HVAC/R mechanic/technician for 30+ years.

Kenton Guidry

Kenton Guidry

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Tom

Tom

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A-1 Tech

A-1 Tech

Service Manager

526 satisfied customers

I have been in the HVAC business for over 40 years.

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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