HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
Ive been working on keeprite refrigeration in a walk in
ive been working on keeprite refrigeration in a walk in cooler at a convenience store- we installed it in september 2016, 15 days ago it quit cooling the temperature is staying at 50 degrees. first tr… read more
Twa252842
Twa252842
Handyman / Owner Operator
Vocational, Technical or Trade School
117 satisfied customers
I purchased a Honeywell thermostat had it installed and it
Hi, I purchased a Honeywell thermostat had it installed and it worked fine. our home had previouslu … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,870 satisfied customers
My blower speed is to loud it was ok till the control board
my blower speed is to loud it was ok till the control board was replaced … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,870 satisfied customers
Burnham P809HNEI-L2 gas boiler, Aqua stat with -limit reset
Burnham P809HNEI-L2 gas boiler, Aqua stat with hi-limit reset keeps tripping even after it ran for a week no problem. Went back changed both aqua stats set temp on boiler to 180 and set hi-limit with … read more
Rick
Rick
Supervisor
24,906 satisfied customers
Trying to install a honeywell lyric thermostat but it's not receiving power. Transfor
Trying to install a honeywell lyric thermostat but it's not receiving power. Transformer is 19V across its terminals but the red thermostat wire has very low voltage <5 V… read more
Comfort Specialist
Comfort Specialist
Mechanical Designer & Estimator
Vocational, Technical or Trade School
1,368 satisfied customers
I just set a brand new heating furnace in my home I have a
I just set a brand new heating furnace in my home I have a two wire trhermostate from my prior unit when I hooked up the red and white wire I cant get the furnace to start up… read more
Nathan Marshall, MP
Nathan Marshall, MP
Master Plumber,HVAC Tech,Tradesman
Vocational, Technical or Trade School
275 satisfied customers
Hello i have a toyotomi 180 installed in November 13 to replace
Hello i have a toyotomi 180 installed in November '13 to replace an energy kinetics boiler that was nothing but constant trouble. There is an Ergomax unit as a heat exchanger to supply both 2 slab hea… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
Hi, (similar to Heil NULK075DG05) I have a Heil, GL-135BE3.
Hi, (similar to Heil NULK075DG05) I have a Heil, GL-135BE3. No A/C. No draft motor. Unused for 6 years. Just of the right of the big control knob there are three screws for 24v supply, thermostat (Hon… read more
Joe Chappell
Joe Chappell
Building Engineer
7 satisfied customers
I AM A TECH FROM DEAD RIVER CO. AND HAVE F18 AND FO9 ERROR
I AM A TECH FROM DEAD RIVER CO. AND HAVE F18 AND FO9 ERROR CODE . ANOTHER TECH SAYS THERE IS TURBOLATOR FOR LACK OF A BETTER TERM BTWEEN GAS VALVE AND INDUCER TO CHECK.GOOD GAS PRESSURE INTAKE AND EXH… read more
V12Tech
V12Tech
252 satisfied customers
I have Carrier WeatherMaker 8000 gas furnace, which does not
I have Carrier WeatherMaker 8000 gas furnace, which does not have a pilot. The furnace was working until last night, and died around 8pm. The only thing that I can think of is that we had a new oven i… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,870 satisfied customers
I just installed a Honeywell 6350 thermostat and I am getting
I just installed a Honeywell 6350 thermostat and I am getting cool not cold air comming out of the vent. What do I need to check/do?… read more
Comfort Specialist
Comfort Specialist
Mechanical Designer & Estimator
Vocational, Technical or Trade School
1,368 satisfied customers
i am trying to replace a Satchwell TLM 2604 central heating
i am trying to replace a Satchwell TLM 2604 central heating thermostat, however, the company no longer exists.Do you Know of a model on the market which is the same?… read more
Comfort Specialist
Comfort Specialist
Mechanical Designer & Estimator
Vocational, Technical or Trade School
1,368 satisfied customers
Laars Minitherm JVS no burner and can't measure voltage
I have a Laars Minitherm JVS. I have a pilot but no burner when the t-stats call for heat. It appears, the cut off circuit (flame roll-out, blocked vent, hi-limit) has continuity but I am not able to … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
We have a Honeywell thermostat that has a LCD readout that
We have a Honeywell thermostat that has a LCD readout that is blank and the unit is not working. It's been acting a little strange lately, LCD readout not accurate, having to set it higher than normal… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,362 satisfied customers
hi, i have a tempstar sp80 heat/ac system that i installed
hi, i have a tempstar sp80 heat/ac system that i installed a replacement electronic fan timer (ST9120U) in. for some reason the blower motor does not turn on after the ignition sequence. The colors on… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,870 satisfied customers
I have just bought a small oil filled electric which keeps
I have just bought a small oil filled electric which keeps tripping the main fuse. I have read another answer on another site which is saying it is too high voltage for the circuit.It says 220-240 vol… read more
Will
Will
President
Vocational, Technical or Trade Scho
175 satisfied customers
on monday night we smelled something burning or overheating.
on monday night we smelled something burning or overheating. we decided it came from the central a/c. when we turned it off at the thermostat the fan kept running, but sounded like it was running slow… read more
M Oglesby
M Oglesby
Vocational, Technical or Trade Scho
2,038 satisfied customers
I HAVE A CENTRAL AIR HEAT PUMP COMBO UNIT THAT SETS ON THE
I HAVE A CENTRAL AIR HEAT PUMP COMBO UNIT THAT SETS ON THE GROUND. THE POWER FLICKERED OFF AND ON VERY QUICKLY FOR AN UNKNOWN AMOUNT OF TIME. NOW ALL WE GET IS COLD AIR. THE HEAT PART WILL NOT COME BA… read more
Joseph
Joseph
HVAC Contractor
Vocational, Technical or Trade Scho
97 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