HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
Ac fan not working but compressor does put in new fan and
Ac fan not working but compressor does put in new fan and capacitor but fan still not runnimg … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
I need a thermostat wiring diagram for a tran xe900 heat
I need a thermostat wiring diagram for a tran xe900 heat pump w/aux heat … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
Heat pump blowing cold air, Yes have checked thermostat,
Heat pump blowing cold air JA: Did you double-check the thermostat's settings? And what about the filters? Customer: Yes have checked thermostat JA: Do you plan on doing the work yourself? Customer: Y… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
I have a heat pump. I changed my thermostat. I thought by
I have a heat pump. I changed my thermostat. I thought by cutting the power to my outside unit I would be in good shape but in the middle of switching out the thermo, the inside blower kicked in. I pr… read more
airheatman
airheatman
HVAC Technician
6 years college
9,561 satisfied customers
There are two wire hooked to the old mercury thermostat ;
There are two wire hooked to the old mercury thermostat ; and I need a red, yellow, green, and white . I am perplex on how to tie anything in THANX ahead of time… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
Im having some issues with my thermostat. I wired it up a
Im having some issues with my thermostat. I wired it up a while ago and had no issues with cooling, but now im having trouble getting the heating to work correctly. I have a radio thermostat, with C B… read more
airheatman
airheatman
HVAC Technician
6 years college
9,561 satisfied customers
My Goodman model gsh130361bb along with the goodman air handler
My Goodman model gsh130361bb along with the goodman air handler are malfunctioning. The fan never shuts off and blows cold air . it seems as though the emergency heat is on as the ODU doesn't kick on … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
1I have a Rudd 13plj24a01. It kept blowing the fuse on inside
I have a Rudd 13plj24a01. It kept blowing the fuse on inside circuit board. I rewired thermostat and at units. It stopped bowing fuse but then it wouldnt heat or emergency heat wouldnt come on. Now fa… read more
Expert
Expert
outside heat pump will not turn on, electric heat works OK,
outside heat pump will not turn on, electric heat works OK, no air conditioning or normal heat… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
Im having a massive amount of trouble wiring my thermostat
I'm having a massive amount of trouble wiring my thermostat (I'm sure you get this one all the time!). I have a Bryant heat pump with axillary heat. The previous thermostat (a mercury switch model) ha… read more
airheatman
airheatman
HVAC Technician
6 years college
9,561 satisfied customers
My heat pumps current thermmostat has a K wire, which seems
My heat pump's current thermmostat has a K wire, which seems a bit of a mystery to me as to what it actually controls. I would like to know if it can be ignored, as no thermostat documentation I've se… read more
Billy
Billy
Journeyman Service Technician
State Licensed Mechanical Contractor
9,330 satisfied customers
I have an EB20B, located in Virginia. When the heat comes on,
I have an EB20B, located in Virginia. When the heat comes on, the thermostadt's blue aux heat light comes on, and the air conditioner actually comes on, also. Most of the time the a/c seems to compete… read more
rpen7111
rpen7111
119 satisfied customers
I have a Bard over and under type heat pump. and am installing
I have a Bard Model #PH13361-A with an electric emrgency heat strip installed and am installing a new Honeywell Model #RTH3100C non programmable digital thermostat. Everything works except the compres… read more
airheatman
airheatman
HVAC Technician
6 years college
9,561 satisfied customers
i had a new nordyne unit installed in my house in the middle
i had a new nordyne unit installed in my house in the middle of summer, now that it has gotten cold i found out that the emergency heat is not working, can you tell me how to re hook up the thermostat… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
My air handler runs continuously when emergency heat is on
My air handler runs continuously when emergency heat is on due to temperature drop causing heat pump to shut off. There is a 3 wire thermostat wired at the heat pump that shuts it off forcing the emer… read more
HVAC_Doug
HVAC_Doug
Vocational, Technical or Trade Scho
got a call from a tennant who said the outside heat pump unit
got a call from a tennant who said the outside heat pump unit was a "solid block of ice" --the unit was just installed new a month ago. the tennant reports that the heat inside is on at 68 degrees but… read more
Richard
Richard
District Technical Manager
Vocational, Technical or Trade Scho
1,416 satisfied customers
i have a 3.5 ton heat pump with natural gas to the air handler
i have a 3.5 ton heat pump with natural gas to the air handler which is located in my attic. when i turn the system to heat and set the desired temp only the fan runs. no heat. i turned off the power … read more
HVAC_Doug
HVAC_Doug
Vocational, Technical or Trade Scho
I have a LUX500 Honeywell programable HVAC system. I went
I have a LUX500 Honeywell programable HVAC system. I went to turn on the HEAT after the system has rested for the season and there is no hot air coming our of the vents - just cold. I have tried pushi… read more
Rick the plumber
Rick the plumber
Owner
9,857 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