HVAC

Have HVAC questions? Ask an HVAC Expert for answers

Ask an Expert,
Get an Answer ASAP!

I have a Rheem Criterion II, it has power but it does not…

Customer Question
I have a Rheem Criterion...
I have a Rheem Criterion II, it has power but it does not turn on. thermostat switch is on heat and fan on auto, temp in the house is 45, control set to 70. on the heater unit the light that says power is on steady, the light that says "ok" is blinking, the light that says "fan" is off.
Submitted: 4 months ago.Category: HVAC
Show More
Show Less
Ask Your Own HVAC Question
Answered in 41 minutes by:
12/30/2017
HVAC Technician: Gaztech, HVAC Technician replied 4 months ago
Gaztech
Gaztech, HVAC Technician
Category: HVAC
Satisfied Customers: 850
Experience: Owner at Gaztech
Verified

Hi I am Gaztech1, a independent technician, I will assist you with your issue.

Don't forget to rate the 5 star rating AT THE TOP OF PAGE if we are done. this will credit me for assisting you

Lets see if it starts if you pull t-stat cover off and bypass W and R wires

Ask Your Own HVAC Question
Was this answer helpful?
Ask Phil Your Own Question
Phil
Phil
Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 6,938
6,938 Satisfied Customers
Experience: Retired HVAC/ Electrical & Boiler contractor. Industrial

Phil is online now

A new question is answered every 9 seconds

How JustAnswer works:

  • Ask an ExpertExperts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional AnswerVia email, text message, or notification as you wait on our site. Ask follow up questions if you need to.
  • 100% Satisfaction GuaranteeRate the answer you receive.

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

6,938 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

Kenton Guidry

Kenton Guidry

HVAC Technician

963 satisfied customers

12 years install/service experience.

Brian HVAC Guy

Brian HVAC Guy

HVAC Technician

953 satisfied customers

I have been an HVAC/R mechanic/technician for 30+ years.

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 >

Related HVAC Questions
I have an Armstrong Ultra V Advantage 93 gas furnace installed
I have an Armstrong Ultra V Advantage 93 gas furnace installed in 2002. For the past two months I have had 5 failures (furnace not on when I come down in the morning). On the first two occasions I was… read more
M Oglesby
M Oglesby
Vocational, Technical or Trade Scho
2,010 satisfied customers
Nordyne furnace #fg6ra072c-012a limit circuit open
I have a frigidaire/Nordyne furnace model #fg6ra072c-012a and it has been blowing cold air since last night and the burners are not turning one. The error code is blinking once which indicates limit c… read more
warmneighbor
warmneighbor
owner
Vocational, Technical or Trade Scho
9 satisfied customers
I am trying to install a defrost timer on a commercial freezer.
I am trying to install a defrost timer on a commercial freezer. It is a 220 defrost-o-matic replacement. I have it so that the compressor starts and stops ok but can not figure out how or maybe I shou… read more
Rick Mather
Rick Mather
HVAC Technician
Vocational, Technical or Trade Scho
3,133 satisfied customers
Have a general question about adding a C wire to my Taco
Have a general question about adding a C wire to my Taco SR503 Switch relay. I have the proper wiring already ran to and from the thermostat/switch relay … read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
4,135 satisfied customers
Im getting a two flash code ( primary limit switch open ) on
Im getting a two flash code ( pri***** *****mit switch open ) on my board in my furnace. What does that mean? … read more
Billy
Billy
Journeyman Service Technician
State Licensed Mechanical Contractor
9,330 satisfied customers
My furnace will come on when selected and heat to set temp.
My furnace will come on when selected and heat to set temp. it will not come back on when house cools off again. selector switch must be turned off then back on again … read more
Airheatman
Airheatman
Heating & Air Conditioning Contractor
6 years college
1,836 satisfied customers
Trying to change from old honeywell thermostat to new one.
Trying to change from old honeywell thermostat to new one. Old was numbered 1,2, 3 with red wire to 1, white wire to 2 and green wire to 3. New Honeywell isn't labeled that way. How do I hook it up? … read more
Regan Land
Regan Land
General Manager
Vocational, Technical or Trade Scho
508 satisfied customers
My thermostat on my whirlpool hot water heater allows the
My thermostat on my whirlpool hot water heater allows the water to be too hot, after I changed both elements. … read more
HVAC Guru
HVAC Guru
Service Technician
Associate Degree
682 satisfied customers
I have a Rheem Criterion II, it has power but it does not
I have a Rheem Criterion II, it has power but it does not turn on. thermostat switch is on heat and fan on auto, temp in the house is 45, control set to 70. on the heater unit the light that says powe… read more
Gaztech
Gaztech
HVAC Technician
850 satisfied customers
Older dial themostat spears to have stopped working. I
Older dial themostat spears to have stopped working. I turned off, adjusted and turned back on but it's not auto coming back on at higher temp. What should I try? … read more
Rick the plumber
Rick the plumber
Owner
9,857 satisfied customers
I'm working on a SnyderGeneral GUG117A016IN gas forced hot
Hi. I'm working on a SnyderGeneral GUG117A016IN gas forced hot air furnace AC. I had to replace the blower wheel which had become unwelded. I also replaced the thermostat which the tenant had messed w… read more
Airheatman
Airheatman
Heating & Air Conditioning Contractor
6 years college
1,836 satisfied customers
We have an old Ampam Honeywell thermostat. Programmable.
We have an old Ampam Honeywell thermostat. Programmable. Just eamt it to be on 75 all the time. How do we set this? Thank you!… read more
Michael Ferryman
Michael Ferryman
97 satisfied customers
E AND F CODE ON BACK OF THERMOSTAT....SWITCH...WHAT IS WHAT,
E AND F CODE ON BACK OF THERMOSTAT....SWITCH...WHAT IS WHAT … read more
Billy
Billy
Journeyman Service Technician
State Licensed Mechanical Contractor
9,330 satisfied customers
My home A/C is not blowing cold air, and I need to diagnose
My home A/C is not blowing cold air, and I need to diagnose whether or not it's a freon problem or a compressor problem. The fan on the compressor is running, but it's dark right now and so I haven't … read more
HvacmanSean
HvacmanSean
Owner
HVAC
232 satisfied customers
We have a pro th 4000 series thermstat. WE are both retired.
We have a pro th 4000 series thermstat. WE are both retired. In the cool mode the thermostat is set for 73 from 7:00 AM to 11:00 PM. From 11:00 PM to 7:00 AM it automatcally goes to 70. We currently h… read more
Phil
Phil
Mechanical Engineer
6,938 satisfied customers
My furnace stay on even after the thermostat switch is off..
My furnace stay on even after the thermostat switch is off.. when thermostat is on and turned up there's still no heat. What could cause this? Thanks … read more
Gaztech
Gaztech
HVAC Technician
850 satisfied customers
We have a Braeburn Model 1200 thermostat that seems to not
We have a Braeburn Model 1200 thermostat that seems to not work... BUT, I exchanged it with one that is working (downstairs swapped with upstairs) and it appears to be the HVAC unit, not the thermosta… read more
Matthew
Matthew
HVAC Technician
Bachelor's Degree
2,014 satisfied customers
I have a 25 yerar old malfunctioning Westwood Gas wall heater
I have a 25 yerar old malfunctioning Westwood Gas wall heater with ITT General Controls. The pilot light is working ok but turning up the thrmostat has no effect even in a cold room and short circuiti… read more
Phil
Phil
Mechanical Engineer
6,938 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.

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