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 have a Rheem Imperial 90 Plus Upflow HE gas furnace maybe
Thanks! I have a Rheem Imperial 90 Plus Upflow HE gas furnace maybe 20 years old. I want to buy a new thermostat by NEST which will work with 99% of 24W furnaces. Is the Rheem a 24 W furnace? … read more
Rick
Rick
Supervisor
29,121 satisfied customers
Do the Rheem 90+ efficiency furnaces from 1998 have a low pressure
Do the Rheem 90+ efficiency furnaces from 1998 have a low pressure cut off switch to cut off gas flow if it is not sufficient to run the furnace? … read more
Rick
Rick
Supervisor
29,121 satisfied customers
I have a Rheem 90 classic plus propane furnace, about 12
Good evening, I have a Rheem 90 classic plus propane furnace, about 12 years old. Today, it stopped lighting. Power is good. Propane tank is about half full. The propane water heater is working fine. … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
I have a rheem imperial 80 plus gas furnace. When the temperature of the house requires he
I have a rheem imperial 80 plus gas furnace. When the temperature of the house requires heat, the furnace fan will start. However, sometimes the fire does not start. sometimes, this will continue for … read more
Rick
Rick
Supervisor
29,121 satisfied customers
I own a Rheem imperial 90 plus circa 1988. About 14 years
I own a Rheem imperial 90 plus circa 1988. About 14 years ago I had a problem that may be related. My 3 year old son (at the time) put a hose into the exhaust pipe and ran water in and bellied the pvc… read more
Richard
Richard
District Technical Manager
Vocational, Technical or Trade Scho
1,514 satisfied customers
Hi, I have a plus 90 I propane gas furnace, model 355 mav !
Hi, I have a plus 90 I propane gas furnace, model 355 mav ! It started going out during the night so in the morning I would shut it down, and relight it and it would work for another week, then repeat… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
14,410 satisfied customers
Rheem Criterion 2 gas furnace will not ignite. Induction fan
Rheem Criterion 2 gas furnace will not ignite. Induction fan comes on then ignite element lights up and I hear a click and then the ignite element goes off. It tries to ignite 4 times and then shuts d… read more
Richard
Richard
District Technical Manager
Vocational, Technical or Trade Scho
1,514 satisfied customers
I have a rheem imperial 90, In the following sequence, I get
I have a rheem imperial 90, In the following sequence, I get 1) Thermostat calls for heat. Check 2) Draft Induction fan starts. Check. 3)Pressure switch proves draft. dunno 4)ignitor glows. check, but… read more
freon
freon
Owner
High School or GED
214 satisfied customers
I have a rheem 90 plus 19 years old. it has a vac switch on
I have a rheem 90 plus 19 years old. it has a vac switch on the draft motor and another on the cover exposing the burners. I think this vac switch is intermittent. Is this second switch used to detect… read more
Douglas
Douglas
Vocational, Technical or Trade Scho
3,118 satisfied customers
I have RHEEM RGDE-10E____ furnace about 20 years old. It stops
I have RHEEM RGDE-10E____ furnace about 20 years old. It stops to give heat now. I replace the exhaust blower, the motor was seized, with a new one this morning. Now both of the exhaust blower and the… read more
Matthew
Matthew
HVAC Technician
Bachelor's Degree
2,014 satisfied customers
The unit is a rheem imperial 90 plus mod-rgeb-o7ec-fs ser-hn5d502
The unit is a rheem imperial 90 plus mod-rgeb-o7ec-fs ser-hn5d502 f3788 2445 problem-poor burner ignition i have heat demand-draft inducer starts-hot service igniter heats-regulator opens...here is we… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,433 satisfied customers
I have a classic 90 plus rheem furnace, will not light main
I have a classic 90 plus rheem furnace, will not light main burner. The igniter fires but nothing else… read more
ComfortZone
ComfortZone
Associate Degree
515 satisfied customers
hello, i have a rheem 80 plus imperial furnace which appears
hello, i have a rheem 80 plus imperial furnace which appears to operate normally for a couple of days at a time then just recently it started to have issues with the automatic ignition system... i rem… read more
Robert
Robert
Associate Degree
161 satisfied customers
I recently had a new roof put in and the PVC flue was damaged
I recently had a new roof put in and the PVC flue was damaged and had to be replaced. Now the burner won't stay on. I have a Rheem Imperial horizontal 90 plus furnance that is install in the attic and… read more
Robert
Robert
Associate Degree
161 satisfied customers
Rheem Imperial Plus 90, it will glow 2 green lights on the
Rheem Imperial Plus 90, it will glow 2 green lights on the board, starts up no red glow on BRAND NEW ignitor. I just replaced this today blows for like 1 minute then shuts off.… read more
ComfortZone
ComfortZone
Associate Degree
515 satisfied customers
Rheem Classic 90 plus furnace/air not working this morning
Rheem Classic 90 plus furnace/air not working this morning - no heat. Thermostat seems ok (24vac at both red and white wire. After pushing in the filter interlock switch, on the control board the pwr … read more
Rick
Rick
Supervisor
29,121 satisfied customers
I have a Rudd Delux 90 Plus , purchased 6-93, model UGED-10ERAJS.
I have a Rudd Delux 90 Plus , purchased 6-93, model UGED-10ERAJS. The problem Im having is that when the ignition is happening the gas valve energizes for the 6 seconds allowing gas to the burner, but… read more
Mark Henley
Mark Henley
HVAC Controls DDC
3,216 satisfied customers
I am working on a Rheem Imperial RGDE 07ELAB. I have a problem
I am working on a Rheem Imperial RGDE 07ELAB. I have a problem with the furnace running longer than 1 min. The furnace will start fine with the ignition process lighting the flame and the blower kicki… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 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

8,427 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

1,029 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.

Tom

Tom

HVAC Technician

770 satisfied customers

16+yrs HVAC/R service. Residential Commerical Industrial

A-1 Tech

A-1 Tech

Service Manager

526 satisfied customers

I have been in the HVAC business for over 40 years.

< 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