HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Connect one-on-one with {0} who will answer your question

Related HVAC Questions
I'got this question about my furnace. I intend to change the
Hi, this is Mike I'got this question about my furnace. I intend to change the automatic water feeder please help me find the factory recomended one.The furnace make is a new yorker cgs 40anc -me2 and … read more
Rick
Rick
HVAC Supervisor
25,767 satisfied customers
We have an everhot 204 wood fired stove with hot water system.
We have an everhot 204 wood fired stove with hot water system. We would like to know if there is a pressure release valve that could be used to replace the existing shepherds crook as the system is no… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,968 satisfied customers
3 out of 6 tubes fire on furnace, intermediately. this is a
3 out of 6 tubes fire on furnace, intermediately. this is a payne pg8maa036110acja. Gas valve replaced, & unit still does same thing. Piping, tubes, etc clean & clear. Why won't it fire across all tub… read more
Rick
Rick
HVAC Supervisor
25,767 satisfied customers
I HAVE A MID 1980S STEAM BOILER. I NEED TO REPLACE THE LOW
I HAVE A MID 1980S STEAM BOILER. I NEED TO REPLACE THE LOW WATER CUT OUT. IT IS A NUMBER 67 AND IS PIPED INTO THE BOILER.I AM NOT SURE IF I HAVE TO CUT INTO THE 1/2 INCH NIPPLES OR IF I HAVE TO ADD UN… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
Hi, I have two Air Conditioners. I would like to know the
Hi, I have two Air Conditioners. I would like to know the BTUS or TONS of each of them and how can I demonstrate that to someone that is selling me those units. COMFORTMAKER SOFTSOUND 1000 MODEL NO.: … read more
Richard
Richard
District Technical Manager
Vocational, Technical or Trade Scho
1,514 satisfied customers
Hi, I manage a building (low-rise, 3 floors, 16 units) with
Hi, I manage a building (low-rise, 3 floors, 16 units) with a weil-mclain boiler. I'm unfamiliar with steam boiler systems in general (i bought this building 18 months ago). I have a situation where 3… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
I have an XR-11. What is an appropriate output temperature
I have an XR-11. What is an appropriate output temperature? Temperature drop across the coils? Pressure differential across compressor? I've had three techs and three different answers. My compressor … read more
Richard
Richard
District Technical Manager
Vocational, Technical or Trade Scho
1,514 satisfied customers
I have a three story building in Bronx NY. On the first floor,
I have a three story building in Bronx NY. On the first floor, there are two small stores and there are four apartments on the 2nd and 3rd floors. The apartments have two bedrooms each. Currently, I h… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
I installed a 1.5 ton Rheem a/c system, it worked fine for
I installed a 1.5 ton Rheem a/c system, it worked fine for 2 months and was called out because it is not cooling. I checked it and it appeared to be low on refrigerant. After charging with about 1.25 … read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,375 satisfied customers
Here we go, i have commercial reach in split system R22 with
Here we go, i have commercial reach in split system R22 with 4 omni temp evaps (2) OTD-13 and (2)OTD-17 in a custom basecabinet. each evaporator has its own txv with a tstat controlling one solinode v… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,634 satisfied customers
Hi Mark this is Erick Arujo again with a new question. Im
Hi Mark this is Erick Arujo again with a new question. I'm having problems with a walk-in cooler, I have a 1.5 hp. R-22 system in wich I just installed a new 1 ton. txv, the original problem was that … read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
I have 2 AC units that are identical. They are brand new,
I have 2 AC units that are identical. They are brand new, just installed units. They are Bryant Package units Model 564B. Unit 1 works perfectly. The operating pressures are 45 low side and 80 high si… read more
Richard
Richard
District Technical Manager
Vocational, Technical or Trade Scho
1,514 satisfied customers
I ran across a Coleman-Evcon AH10-0, I need to know what size,
I ran across a Coleman-Evcon AH10-0, I need to know what size, how many BTU. It is matched to a Gibson 2.5 Ton Condenser. Doug… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,375 satisfied customers
I have finished the basement area and enclosed 2 burners in
I have finished the basement area and enclosed 2 burners in a 5/8" sheetrock room. I have access to each burner with a 3' wood door. At this point there are NO VENTS to feed either one. I have been le… read more
Mark Henley
Mark Henley
HVAC Controls DDC
3,216 satisfied customers
I work in a 149 apt. facility that have the condensers on the
I work in a 149 apt. facility that have the condensers on the roof and the evaporators in the apts. Its a 4 story building and all the units are a 1.5 ton. My boss has shown me how to charge the syste… read more
ComfortZone
ComfortZone
Associate Degree
515 satisfied customers
Hi, I have a Ferroli DOMIcompact F 24 B combination boiler
Hi, I have a Ferroli DOMIcompact F 24 B combination boiler that refuses to start up. My tenant turned off all power at the mains, when I put the power back on the boiler displays alternate flashing F-… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
Mark or Jim, the following are the answers to your questions My
Mark or Jim, the following are the answers to your questions: My two Questions are: 1. Is there any reason that we should not fed the steam header from either or both ends of this maybe 6 foot long st… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
I have a couple of issues. 1st. We took out a central boiler
I have a couple of issues. 1st. We took out a central boiler room Smith 1.2 mil with Taco 1600 pumps that fed underground to 5 different building. Each had a 1 1/2 S & R feeding each 1 1/4 steel mains… read more
Mark Henley
Mark Henley
HVAC Controls DDC
3,216 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