HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
Blower shuts off and on when it should just stay on when
Blower shuts off and on when it should just stay on when heating. … read more
Appliance Guru
Appliance Guru
18,636 satisfied customers
I have a 7900-7541/A Type 1C26-118 forced air furnace and
I have a Coleman 7900-7541/A Type 1C26-118 forced air furnace and central air. The air worked two years ago Ana has sat without being used until today. I switched the breaker and switched the thermost… read more
Appliance Guru
Appliance Guru
18,636 satisfied customers
I have a trane xe1000 ac unit, the outside unit seems to be
i have a trane xe1000 ac unit, the outside unit seems to be working fine but the air exchanger doesn't seem to be cycling properly with it, I can here the outside unit kick on but no air blowing in th… read more
Appliance Guru
Appliance Guru
18,636 satisfied customers
Trane XE 78. Condenser works. A coil freezes. Blower won't
Trane XE 78. Condenser works. A coil freezes. Blower won't kick on. Manual blower (Fan on) works and kicks the blower on ok. As soon as A coil kicks in, blower quits. A coil keeps going and freezes. S… read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
State Licensed Mechanical Contractor
23,203 satisfied customers
I have Reznor XL-30 in garage. In warmer months I occasionally
I have Reznor XL-30 in garage. In warmer months I occasionally turn it on and runs great. In the winter {Alaska} it will cycle on and off frequently until it hits the correct temp. It seems that maybe… read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
State Licensed Mechanical Contractor
23,203 satisfied customers
I have a Goodman GMT070-3 furnace/central air. The issue is
I have a Goodman GMT070-3 furnace/central air. The issue is the inside fan stops running when it shouldn't. The outside unit is still running because it is hot inside. If I wait awile it will start ba… read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
State Licensed Mechanical Contractor
23,203 satisfied customers
My boiler started giving loud rumbling noise coming from the
My boiler started giving loud rumbling noise coming from the ground and radiators where the boiler is located. Started happening a few days before but now it's occurring after about an hour every time… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
Question regarding Carrier 58sxc: self test works fine, furnace
Question regarding Carrier 58sxc: self test works fine, furnace works fine for about 10 minutes then the manual reset/flame roll out switch trips and the big blower just keeps running until you turn i… read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
State Licensed Mechanical Contractor
23,203 satisfied customers
We had a coleman furnace insalled in our mobile home last september
We had a coleman furnace insalled in our mobile home last september and the blower motor has gone out twice already it has central air also what would cause the blower to keep failing… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
I have an American Standard Freedom 90 gas Furnace. Ignitor
I have an American Standard Freedom 90 gas Furnace. Ignitor starts up (flames up) then shuts down when the main blower starts up. Code flashes 9 times , it says check ignitor. The ignitor seems to fla… read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
State Licensed Mechanical Contractor
23,203 satisfied customers
Last summer a service company replaced the blower motor on
Last summer a service company replaced the blower motor on our home's central air unit. During the summer, the AC ran fine, but when it was time to start heating in the winter, the blower would not ki… read more
Tom
Tom
HVAC Technician
Vocational, Technical or Trade Scho
770 satisfied customers
I have a rheem rgph-07eauer. The furnace will light for exactly
I have a rheem rgph-07eauer. The furnace will light for exactly five min and then stop. Once cooled it will light for another five min and keep this cycle up. What could the problem be?… read more
Matthew
Matthew
HVAC Technician
Bachelor's Degree
2,014 satisfied customers
why would the blower motor turn backward slowly when the unit
why would the blower motor turn backward slowly when the unit is off? this is in a central air and heat combination unit made by tempstar about 20 yrs old. it does this only in the heat mode not in th… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
My a coil freezes becuse my air handler fan wont kick on, what
My a coil freezes becuse my air handler fan wont kick on, what are the reasons it wont come on?… read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
State Licensed Mechanical Contractor
23,203 satisfied customers
Hi, my natural gas furnace cycles very frequently. Especially
Hi, my natural gas furnace cycles very frequently. Especially when its cold outside. It often cycles 2x per minute. This even occurs when its 65 in the apartment, and I set the digital thermostat to 8… read more
Tom
Tom
HVAC Technician
Vocational, Technical or Trade Scho
770 satisfied customers
Hi, i turn my furnace on, it works great for about 30 mins,
Hi, i turn my furnace on, it works great for about 30 mins, when i set it at 70 degrees, then it gradually takes longer to kick on again .The temp when working right kicks on the furnace at 68 but kee… read more
Matthew
Matthew
HVAC Technician
Bachelor's Degree
2,014 satisfied customers
I am having the same problem. The fan wont shut off. I reset
I am having the same problem. The fan won't shut off. I reset the breaker, no luck. Question I have an old RUUD central AC unit that started blowing hot air. I set the thermostat to off and set the te… read more
Mark Henley
Mark Henley
HVAC Controls DDC
3,216 satisfied customers
We have a 2 year old frigidaire furnace. We have no heat blowing
We have a 2 year old frigidaire furnace. We have no heat blowing from vents. The furnace just keeps running with no heat. Please help Thanks… read more
Rick
Rick
Supervisor
24,889 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

7,634 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

1,024 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.

Rick Ridley

Rick Ridley

UK Heating Engineer

871 satisfied customers

Retired But have had 30 years on the tools, Ex CORGI

Tom

Tom

HVAC Technician

770 satisfied customers

16+yrs HVAC/R service. Residential Commerical Industrial

< 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