HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Connect one-on-one with {0} who will answer your question

Related HVAC Questions
Lennox Air Conditioner Model and Serial Numbers Compressor:
Lennox Air Conditioner Model and Serial Numbers Compressor: Model: XP16-048-230-08 Serial Number: 5815D07536 Air Handler: Model: CBX32MV-048-230-6-07 Serial Number: 51615D07094 I like my indoor humidi… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
10,265 satisfied customers
The Signature Stat screen went dark, I called the local air
The Signature Stat screen went dark, I called the local air conditioning service folks and they don't know how to fix it. The thermostat is 11 years old. The air conditioning keeps working at the sett… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
10,265 satisfied customers
I have a lennox signature stat. The display has gone dark.
I have a lennox signature stat. The display has gone dark. The backlight is on and the stat is functional. Just a black square covering most of the screen. It is a 2 stage stat with humidity control. … read more
Brian
Brian
Plumbing & Heating Engineer
749 satisfied customers
i have a signature stat and the screen went dark heat still
i have a signature stat and the screen went dark heat still works can it be repaired or do i have to replace it… read more
Thehvacguy
Thehvacguy
Plumber
Vocational, Technical or Trade Scho
1,265 satisfied customers
I have a Lennox G60UHV(X) series gas furnace with AprilAire
I have a Lennox G60UHV(X) series gas furnace with AprilAire Mod. 600 humidifier all controlled by Lennox SignatureStat. The thermostat is set on BASIC humidify 45%, but it will not turn on the water t… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
14,411 satisfied customers
focuspro 6000 the screen went dark. just the 3 boxes in outline
focuspro 6000 the screen went dark. just the 3 boxes in outline at the bottom no words just blank and dark. I changed the batteries. does not turn on… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
14,411 satisfied customers
I have a Lennox signature state thermostat. It now has a dark
I have a Lennox signature state thermostat. It now has a dark blue screen, you can barely see the numbers, not sure what to do. I am not very handy with this stuff.… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
10,895 satisfied customers
Hi, My 9 year old Dave Lennox signature collection furnace
Hi, My 9 year old Dave Lennox signature collection furnace decided to stop working this morning. I replaced the batteries in the thermostat. There is a flashing green light in the little window. Pleas… read more
M Oglesby
M Oglesby
Vocational, Technical or Trade Scho
2,038 satisfied customers
I have a lennox signature in home just bought. for first two
I have a lennox signature in home just bought. for first two days all was fine. now can not hardly see the setting on confrnt control, can not see to set or read. Is there a battery or something that … read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
We have a Lennox Signature Stat programmable thermostat and
We have a Lennox Signature Stat programmable thermostat and the screen is blank. It no longer shows the temp, time, etc...What do we need to do to fix this?… read more
M Oglesby
M Oglesby
Vocational, Technical or Trade Scho
2,038 satisfied customers
I have a lennox G32V series furnace with a Harmony II zone
I have a lennox G32V series furnace with a Harmony II zone contol system and honeywell chronotherm III thermostats; the power is on to the furnace as the Green lights in the bottom part of the furnace… read more
Bart Jay
Bart Jay
Vocational, Technical or Trade Scho
When I raised the set temperature on my thermostat the screen
When I raised the set temperature on my thermostat the screen showed the temperature and Hold, then changed to Hold -AC. I followed manual instructions to change the batteries, but removing the screws… read more
Bart Jay
Bart Jay
Vocational, Technical or Trade Scho
The screen on my Lennox Signature Stat. Thermostat went dark.
The screen on my Lennox Signature Stat. Thermostat went dark. It still works. Can I buy a part , the front plate to fix the problem?… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
10,895 satisfied customers
I have a Lennox Signature Stat Thermostat. From the photos
I have a Lennox Signature Stat Thermostat. From the photos I have seen online it looks like Model 81M26 or 27 or 28. Screen is blank/dark. I can't find any battery to replace. What is the fix? The hom… read more
Regan Land
Regan Land
General Manager
Vocational, Technical or Trade Scho
772 satisfied customers
We have a Lennox Signature Thermostat. The display has failed.
We have a Lennox Signature Thermostat. The display has failed. Does it have to be replaced or is there a fix. It operates, but nothing on the display is visible.… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
10,895 satisfied customers
I have a Dave Lennox signature stat thermostat. Over the weekend
I have a Dave Lennox signature stat thermostat. Over the weekend it went into hold mode. I try to hit the resume button but it keeps going into hold mode. By the way, I didn't ever put it in hold mode… read more
Jason  Hvac
Jason Hvac
Hvac Tec
Vocational, Technical or Trade Scho
120 satisfied customers
After a power outage my Lenox signature stats display is not
After a power outage my Lenox signature stat's display is not functioning correctly. I can still see, but it is muted considerably. Any ideas on how to correct? Also I have had problems with it keepin… read more
Matthew
Matthew
HVAC Technician
Bachelor's Degree
2,014 satisfied customers
our white rodgers thermastat model 1f86-344 went dark so we
our white rodgers thermastat model 1f86-344 went dark so we replaced the batteries, now it will not come on. However, the fan will come on if you move the switch but the heat cool does nothing. Is the… read more
Bill
Bill
High School or GED
318 satisfied customers
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.

JustAnswer in the News:

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.
JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.
Web sites like justanswer.com/legal
...leave nothing to chance.
Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.
Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.
I will tell you that...the things you have to go through to be an Expert are quite rigorous.

What Customers are Saying:

You did one super job of explaining to me everything there is to know about this fridge. I'm looking forward to asking you questions in the future.

JimmyBagley, IA

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Mary C.Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

AlexLos Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

GPHesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

JustinKernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

EstherWoodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

RobinElkton, Maryland

< Previous | Next >

Meet the Experts:

Phil

Phil

Mechanical Engineer

10,895 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

2,014 satisfied customers

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

Brian HVAC Guy

Brian HVAC Guy

HVAC Technician

1,029 satisfied customers

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

Kenton Guidry

Kenton Guidry

HVAC Technician

963 satisfied customers

12 years install/service experience.

Tom

Tom

HVAC Technician

770 satisfied customers

16+yrs HVAC/R service. Residential Commerical Industrial

A-1 Tech

A-1 Tech

Service Manager

526 satisfied customers

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

< Previous | Next >

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.

Show MoreShow Less

Ask Your Question

x