HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
My single package heat pump - 2 stage, R410A unit seems to
My single package heat pump - 2 stage, R410A unit seems to be working fine when it comes to turning on and off based on demand but the condenser fan runs continuously. The compressor and blower motor … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,887 satisfied customers
Have a copland compressor abut 5 ton unit, the power plugs
Have a copland compressor abut 5 ton unit, the power plugs fell off. there are three terminals, which are the line 1 and 2, the other is a purple wire that goes on the one that is remaining.. need a s… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,887 satisfied customers
I have a climatemaster27 tranquility system that stoped
I have a climatemaster27 tranquility system that stoped working earlier today only problem I can find is no green light on board… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,887 satisfied customers
I turned on the AC last night and it didn't work and the
I turned on the AC last night and it didn't work and the heat came on instead. I had to close the circuit breaker to kill the furnace. Every time I turn the circuit breaker back on the furnace goes on… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,887 satisfied customers
On a York predator 7 1/2 ton packaged heat pump...why would
On a York predator 7 1/2 ton packaged heat pump...why would the system stay on (heat cycle) after thermostat is satisfied? I disconnected low voltage wires at circuit board and it still stays on. I tu… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,887 satisfied customers
Phil I'm old and slow sorry about that, anyway I have a
Hey phil I'm old and slow sorry about that, anyway I have a honeywell6000TH6320ou1000 and my heatpump isn't keeping up without being on emheat can I use the heat as a second stage and will it work bet… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,887 satisfied customers
I NEED A SCHEMATIC FOR A COLMAN EVCON ELECTRIC FURNACE MODEL
I NEED A SCHEMATIC FOR A COLMAN EVCON ELECTRIC FURNACE MODEL NUMBER EB15B SERIAL NUMBER###-##-#### … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,887 satisfied customers
My a/c lwhd2500er will not shut off. The compressor
My a/c lwhd2500er will not shut off. The compressor continues running after I turn the unit off.… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,887 satisfied customers
I have a castle pellet stove the cord has power but the
i have a castle pellet stove the cord has power but the stove wont come on, no power to panel … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,887 satisfied customers
I have a problem with my york electric furnace, When i put
hi, i have a problem with my york electric furnace, When i put it on heat, the outdoor pump starts as normal but the electric furnace also starts the 3 heating steps. And, When it reaches is set point… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,887 satisfied customers
My Carrier programmable thermostat is displaying the word "TROUBLE"
My Carrier programmable thermostat is displaying the word "TROUBLE" in the upper lefthand corner of the screen. The thermostat was installed in 1994. What does this indicate and what do I need to do?… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,887 satisfied customers
boiler quite working the green light was out on the brain picked
boiler quite working the green light was out on the brain picked up a new R7284B electronic oil primary, installed jumper on TT the primary is telling me that the limt is open when I push the relay on… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,887 satisfied customers
I jave a HS 2105 buderus oil burner, I went away for a 2
I jave a HS 2105 buderus oil burner, I went away for a 2 weeks,I shut the unit off. came back,turn IT on, well everything went wrong ,temp wasn't right ,circuit 1 was flashing back and fore from nigth… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,887 satisfied customers
I have a lennox elite furnace and air conditioner and when
I have a lennox elite furnace and air conditioner and when i turn the air conditioner on the blower fan starts to spin then clicks and turns off both green LED lights on the board are in a simultaneou… read more
SWFLHVAC
SWFLHVAC
67 satisfied customers
we have a wall mounted honeywell heat/cooling thermostat in
we have a wall mounted honeywell heat/cooling thermostat in our home, but do not know the identity or name/number of the system to correctly get the manual/diagram to troubleshoot. The numbers inside … read more
Bart Jay
Bart Jay
Vocational, Technical or Trade Scho
596 satisfied customers
On roof a/c and heating unit not working. A week ago the mainbreaker
On roof a/c and heating unit not working. A week ago the mainbreaker was triped. I turned the breaker back on , but no woper to 24 volt to thermastat. And on the left bottom I saw a red light ( system… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,887 satisfied customers
I have been put in charge of preparing a detailed outline of
I have been put in charge of preparing a detailed outline of how a Refrigeration Rack System works. Ex: It's complete process of operation, Hot Gas Defrost, Heat Reclaim, Stepper Valves, Oil Separator… read more
HVAC_Doug
HVAC_Doug
Vocational, Technical or Trade Scho
I installed a Honewell thermostat, RTH 7600D 1806, Ass in Mexico,
I installed a Honewell thermostat, RTH 7600D 1806, Ass in Mexico, 0848, last spring. Now I notice that in the heat, automatic mode the fan fails to come on. I can't find the install instructions. Can … read more
Mark Henley
Mark Henley
HVAC Controls DDC
3,209 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

9,887 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