HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
5 ton split, R410a, new evap, new outdoor unit, new line
Bryant 5 ton split, R410a, new evap, new outdoor unit, new line set. system evacuated and charged to factory specs. suction pressure at 95 psi, discharge pressure at 300 psi. sub cooling measures 21 d… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,999 satisfied customers
Phil -- Your suggestion to look hole behind the thermostat
Phil -- This is Molly Frantz. Your suggestion to look for a hole behind the thermostat was spot on. Fire-retardant was put behind the thermostat and I though that solved the issue of the PECO thermost… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,999 satisfied customers
My 15 year old Trane bit the dust and I bought (for $7800!)
My 15 year old Trane bit the dust and I bought (for $7800!) a RUUD 5 ton 14 SEER with the attic equipment, too (what is that called). It's 100 degrees in Dallas and my brand new unit (installed yester… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,999 satisfied customers
My air-conditioner is a 2 year old Carrier. We live in a new
My air-conditioner is a 2 year old Carrier. We live in a new house, the A/C seems to run practically of the time, even when the setting is set 75 Degrees and the current temp is 71 degrees and the hum… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,999 satisfied customers
I have a 6 month old model 116B which recently had the
Hi- I have a 6 month old model 116B which recently had the TXV replaced. The technician also increased the fan speed this week and replaced the return air ducts with larger size diameter ones. The the… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,999 satisfied customers
I leave my Honeywell thermostat A/C set on 78 during the day
I leave my Honeywell thermostat A/C set on 78 during the day in the summer. Lately, when I get home and lower the temp setting to a cooler level, the thermostat flashes "cool on" and takes about 5 min… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
I have a Pro1 digital wall thermostat and it says in the manual
I have a Pro1 digital wall thermostat and it says in the manual that I should not have the cold setting on if the outside temp is below 50 degrees because it will damage the compressor. I have a close… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
I have installed a Honeywell RTH7600 thermostat in our church
I have installed a Honeywell RTH7600 thermostat in our church sanctuary and everything is working fine. My question is if I should use the automatic changeover feature. The HVAC system which the RTH76… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
Ac not cooling properly. When I lower the temperature and press
Ac not cooling properly. When I lower the temperature and press hold . After a couple seconds a higher temp is displayed with the hold symbol.ac seems to maintain the higher temp… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
7,807 satisfied customers
I have a wine cellar that is cooled with a ceiling mounted
I have a wine cellar that is cooled with a ceiling mounted refrigeration unit. The controller is a Sporlan Unistat. I can't tell if the unit is supposed to get cooler with a higher setting on the Unis… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,999 satisfied customers
I have a trane air conditioner. I set the thermostat to 78
I have a trane air conditioner. I set the thermostat to 78 degrees, then measure the temp at the register and the air is 61-65 degrees. The air conditioner will will put out cold air for a while and t… read more
M Oglesby
M Oglesby
Vocational, Technical or Trade Scho
2,038 satisfied customers
I went to charge a heat pump for a neighbor that had a delta
I went to charge a heat pump for a neighbor that had a delta T of about 7 degrees. At the condenser the suction line was almost too hot to touch and the high pressure line was cool. Put the gages on a… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,999 satisfied customers
I have a new frigidaire 6500 btu bought from Lowes. However,
I have a new frigidaire 6500 btu bought from Lowes. However, since this is electronic thermostat, I need to calibrate the sensor to make the room temperature drops colder before the air compressor goe… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,999 satisfied customers
I have a Trane split system (heat pump) and Im having trouble
I have a Trane split system (heat pump) and I'm having trouble with the system on cooling. The system is controlled by a Zonex System 1000 Switching Center - Heat Pump Sypha and a Zonex Capacity Contr… read more
Douglas
Douglas
Vocational, Technical or Trade Scho
3,087 satisfied customers
I just replaced 8 old GE thermostats for ceiling electric radiant
I just replaced 8 old GE thermostats for ceiling electric radiant with your RLV310A stats. I am having a problem with the one in the living room only. I set it at 69 and when it does come on the digit… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,999 satisfied customers
Apartment Heating Question. Hi. I live in an apartment with
Outside System Question. Hi. I live in an apartment with a heat/air conditioning unit outside in a room next to the apartment. It is forced air heat which I or my wife don't really like. We let it run… read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
I installed a new friedrich airconditioner quietmaster SS08L10
I installed a new friedrich airconditioner quietmaster SS08L10 thru the wall with most of the side vents exposed to the outside. It did not cool my 200sq.ft. bedroom. Friedrich's serviceman claimed th… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
9,999 satisfied customers
I have a Bryant furnace Model 310AAV/JAV which is 4 years old.
I have a Bryant furnace Model 310AAV/JAV which is 4 years old. The furnace cycles on for long periods of time not ever reaching the desired temperature. There is warm out coming out of the ducts but t… read more
Robert
Robert
Associate Degree
161 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

9,999 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