HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

Related HVAC Questions
Fan on ac unit gets to hot and stops. have been keeping it
fan on ac unit gets to hot and stops. have been keeping it going by spraying with water hose. … read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
8,027 satisfied customers
The fan on my 4 ton unit keeps over heating then shutting
The fan on my 4 ton unit keeps over heating then shutting off. I just put a new motor on. Does the fan blow up or down? … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,791 satisfied customers
I have a RayPak model h3 403b and I'm looking for a propane
I have a RayPak model h3 403b and I'm looking for a propane conversion kit … read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
8,027 satisfied customers
I HAVE A CARRIER HEAT PUNP ON MY TRAVEL TRAILER. THE CONDSER
I HAVE A CARRIER HEAT PUNP ON MY TRAVEL TRAILER. THE CONDSER FAN BROKE. PART NUMBER IS ***** I HAVE NOT BEEN ABLE TO FIND ONE. DO YOU HAVE ANY SOLUTIONS? … read more
Brian HVAC Guy
Brian HVAC Guy
HVAC Technician
High School
1,024 satisfied customers
A 4TTB3048D unit is making a stable, not modulating, howling
A 4TTB3048D unit is making a stable, not modulating, howling sound at approx 800 Hz. The sound starts right at the time when the unit starts up and ends when the unit shuts down. I do not expect that … read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,369 satisfied customers
Mark. I'm Rick. I have a question about a fan hub blade
Hi, Mark. I'm Rick. I have a question about a fan hub blade on a Carrier outdoor unit. Should the fan blade be able to turn if the shaft of the fan motor is held still?… read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
Hello friends.I have 4 air conditioners TRANE model TTK536K100EA.
Hello friends. I have 4 air conditioners TRANE model TTK536K100EA. The fan motor specifications are: RLA: 1.22, LRA: 1.65, W(INPUT) 231, V.a.c: 220, PH: 1, Hz: 60, CW. I am trying to find the fan Blad… read more
Brian HVAC Guy
Brian HVAC Guy
HVAC Technician
High School
1,024 satisfied customers
I have a Carrier heat pump Model 38YRA. It was not cooling
I have a Carrier heat pump Model 38YRA. It was not cooling so I went outside to check out the unit. I found that one of the fan blade had broken off & wedged against the coil & other fan blade. So I o… read more
Brian HVAC Guy
Brian HVAC Guy
HVAC Technician
High School
1,024 satisfied customers
We have a Marley NC8305CB-07 cooling tower, we want to remove
We have a Marley NC8305CB-07 cooling tower, we want to remove the blade to replace the top bearing, what is the best way to perform this task?… read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
I have a Goodman Manufacturing Model ck24-18 outside ac unit
I have a Goodman Manufacturing Model ck24-18 outside ac unit that is making a very loud (like call the police loud noise) grinding, buzzing, screeching all in one....when the unit is turned on it take… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
8,027 satisfied customers
I have a Lennox Elite Heat Pump Unit, evaporator model CB29M-46-1P.
I have a Lennox Elite Heat Pump Unit, evaporator model CB29M-46-1P. I'd like to wire in a UV Light to purify the air. The UV light can be wired 120 or 220 VAC. I would like for the light to come on wh… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,938 satisfied customers
I have a FASCO B30DD attic fan with a 30" fan with 5/8" hub
I have a FASCO B30DD attic fan with a 30" fan with 5/8" hub center dia. The fan hub has become disconnected from the blade and appears to be fatally failed. Trying to find a new blade/hub assembly.… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
8,027 satisfied customers
hi i just installed a fan motor on a tempstar 10. e-z install
hi i just installed a fan motor on a tempstar 10. e-z install but it's making some grinding noies when it kicks on and off quit down while running but not like it should. HELP WHAT DID I DO WRONG FRIS… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
6 years college
8,027 satisfied customers
I have a whole house fan which started making a terrible noise
I have a whole house fan which started making a terrible noise last night. I checked it out today and it looks like the fan blades assembly is loose and wobbly from the center shaft of the motor. Is t… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,938 satisfied customers
Our installer put in a 25HBC342w300 heat pump and it is extremely
Our installer put in a 25HBC342w300 heat pump and it is extremely noisy. It has a 2 bladed fan which I find very odd since the regular a/c unit next to it has a 3 bladed fan. Is this normal?… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,791 satisfied customers
Hi, I have a Lennox Heat Pump model HP26-030-7P and 1 month
Hi, I have a Lennox Heat Pump model HP26-030-7P and 1 month ago, the unit start making more noise than usual. When the condenser fan motor is running, it sound like something is knocking inside the he… read more
N4IEA
N4IEA
Customer Service
Associate Degree
227 satisfied customers
I have a Luxaire Acclimate 35 heat pump with a White-Rodgers
I have a Luxaire Acclimate 35 heat pump with a White-Rodgers 1F79 Heat Pump thermostate. Although the A/C works fine. I notice that the compressor does not run on heat. It is approx. 55 degrees out. I… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,369 satisfied customers
I have a Ducane Heat Pump and the fan blade has come loose.
I have a Ducane Heat Pump and the fan blade has come loose. I think I was told that I need to buy a new one with a center bushing attached. I know I am saying this all wrong, but the blade flops aroun… read more
Douglas
Douglas
Vocational, Technical or Trade Scho
3,087 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

7,791 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