HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
Everything works fine in the model # CACF030A2A, except an
everything works fine in the model # CACF030A2A, except an intermittent problem. First to fore up the furnace, there is a short consistent hum. Then the furnace will usually kick in. … read more
airheatman
airheatman
HVAC Technician
6 years college
9,703 satisfied customers
When my ac kicked on you could here what sounds like normal
When my ac kicked on you could here what sounds like normal start up, but no air flow. So, turned the ac off and switched the fan switch to on, hearing a humming noise with just fan on and no airflow.… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,887 satisfied customers
Unit not working XL14i. We just replaced the fuses in the
Unit not working XL14i. We just replaced the fuses in the outside unit on the wall.It started to hum but stopped. Fan in garage is running, no AC … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,887 satisfied customers
We're not getting cold air blowing out from our AC. I've
We're not getting cold air blowing out from our AC. I've checked the thermostat and it is set on cold. The circuit breaker is on and current is getting to the outside unit. Our blower is functioning a… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,887 satisfied customers
I have a Janitrol AC unit and I was trying to get the model
Hello I have a Janitrol AC unit and I was trying to get the model number off of it. Unfortunately its worn off except for 3 number: 42-1. Is there a way to get the model number from the serial number?… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
My ac unit wasn't blowing cold air but the unit outside was
My ac unit wasn't blowing cold air but the unit outside was blowing cool air out. So I pulled the outside … read more
WCohn
WCohn
Journeyman Plumber
Journeyman License
1,846 satisfied customers
About an hour after using the whole house air conditioner,
About an hour after using the whole house air conditioner, the outside condenser unit starts making a moaning noise. This continues for about an hour. The cooling part works fine, but this noise sound… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
i have a comfortmaker FBF125J20A4. it wont start up. When
i have a comfortmaker FBF125J20A4. it wont start up. When i try to call for heat it just hums. wont come on… read more
airheatman
airheatman
HVAC Technician
6 years college
9,703 satisfied customers
Lennox m/n HS29-048-2P Help - house got warm. checked ac
Lennox m/n HS29-048-2P Help - house got warm. checked ac unit & it was humming, very hot & fan not not spinning. Turned off thermostat off & back on after cover cooled off. Gave fan a nudge & it start… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,887 satisfied customers
I have a trane xr 12 unit and the fan in the unit is not turning
I have a trane xr 12 unit and the fan in the unit is not turning on when I iniate start up with the thermostat… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,887 satisfied customers
I have a Bryant 561CJ060-H and when the air turns on it makes
I have a Bryant 561CJ060-H and when the air turns on it makes the humming noise but the fan is not spinning. i turned the fan by hand it slowly powered up and was turning fast but after 10 minutes or … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,887 satisfied customers
I have a Bryant Heat Pump/AC - Model 597CN042-B. The unit
I have a Bryant Heat Pump/AC - Model 597CN042-B. The unit doesn't turn on, or at least the fan motor doesn't turn. The fan motor is buzzing, which buzzing stops when I pull the main fuses. Does this s… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,887 satisfied customers
got a goodman cpkt30-1ab... the condenser fan has quit working...
got a goodman cpkt30-1ab... the condenser fan has quit working... compressor will run for awhile and then shut down after it heats up.. you think it's the motor...?? how can i check??… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,887 satisfied customers
Model # XXXXX 3765GG21x1 Serial # XXXXX Production date
Model # XXXXX 3765GG21x1 Serial # XXXXX Production date 10/02 My blower motor has been noisy when first starting up. Now it will only come on for a couple of seconds then shutoff. I checked the blower… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
motor kicks on and hummms but wont actually come on! We replaced
motor kicks on and hummms but won't actually come on! We replaced filter and fuse. also for the last few weeks it has been struggling to come on as indicated by loud noise… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,887 satisfied customers
Sir, I have a Westinghouse ft3bc AC unit at my house. Its
Sir, I have a Westinghouse ft3bc AC unit at my house. It's not running and is making a low pitch humming sound every 1-2 mins. I had a problem similar to this in my last house (different AC unit brand… read more
Francis
Francis
shop owner
Bachelor's Degree
1,974 satisfied customers
I have a Trane XR 11. Last night it decided to stop working.
I have a Trane XR 11. Last night it decided to stop working. This morning I turned it on and went outside to check it and the outside unit was humming but the fan blade wasn't spinning. I stuck a twig… read more
Kenton Guidry
Kenton Guidry
HVAC Technician
Vocational, Technical or Trade Scho
963 satisfied customers
Trane XR12 is making a loud humming noise from the fan motor.
Trane XR12 is making a loud humming noise from the fan motor. The fan will spin freely when you manually turn it. When we turn it on it trys to turn be very very slowly.… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,887 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