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Our Honeywell thermostat reads battery low. We replaced the
Our Honeywell thermostat reads battery low. We replaced the 2 AA batteries but read out remains the same. Is there another battery or something else to try? … read more
Phil
Phil
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Degree, Mech Engr Technology
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honeywewll thermostat RTH6350 double A batteries ave a life of only 3 or4 months and the screen gets thin and faint and hard to see. New AA cells improve but for the used AA s are not depleted. Hard t… read more
airheatman
airheatman
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I have a Non programmable T-Stat. It is a Honeywell RTH111B.
Pearl, I have a Non programmable T-Stat. It is a Honeywell RTH111B. We here changing batteries yearly for the last 5 years with no problems. Over the last 2 months we have went through 10 sets of batt… read more
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Rick
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We have problem with the termostat in our home. We have
We have problem with the termostat in our home. We have Honeywell Chronoterm III termostat … read more
airheatman
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I took the batteries out of my wall thermostat thinking that
I took the batteries out of my wall thermostat thinking that they weren't working and now I can't get any reading. Just a blank screen. I put brand new batteries in … read more
airheatman
airheatman
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I have an old Hunter thermostat. It was the thermostat in
I have an old Hunter thermostat. It was the thermostat in the house when I bought it 11 years ago...not sure how long it had been installed prior to that. I cannot locate a model number anywhere, only… read more
airheatman
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Phil my name is ***** *****. I have a Honeywell thermostat.
Customer: phil my name is ***** *****. I have a Honeywell thermostat. The screen said "change battery" so I opened the back side unit that holds the two AA batteries and took them out. Put in two new … read more
Tim H.
Tim H.
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Vocational, Technical or Trade Scho
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I have a Rheem model RBHP 21J07SH2 and a Rheem model 13AJM30A01.
I have a Rheem model RBHP 21J07SH2 and a Rheem model 13AJM30A01. When installed the filter was not inserted as I had a BoAir electro static filter in the air flow opening of 11 1/4 x 23 1/2 x 1, which… read more
Rick
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My Honeywell model ic:7303a-pupro stopped working. It no longer
My Honeywell model ic:7303a-pupro stopped working. It no longer has any indication and the screen is dark. The only battery I can find is a small flat model CR 2032. 3.5 volt. I replaced it. No change… read more
gotoman for ac
gotoman for ac
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Is there a reason why some batteries work in my thermostat
Hi, Is there a reason why some batteries work in my thermostat and others don't? We bought the house over two years ago and we're replacing batteries for the first time. I put brand new Alkaline AAs i… read more
Comfort Specialist
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I have a honeywell TH8000 series and I can not get anything
I have a honeywell TH8000 series and I can not get anything to function. I changed the batteries, but can not change the temp or anything else. I tried to push system and put in a function code to no … read more
airheatman
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WE just changed the batteries in our Honeywell thermostat because
WE just changed the batteries in our Honeywell thermostat because the screen was blank. With the new batteries, the unit is running again, but the screen is still blank.… read more
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Tim H.
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My White Rodgers thermostat reverts to factory settings. Why?
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Matthew
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Honeywell RTH8500D will not keep time of day. Replace the
Honeywell RTH8500D will not keep time of day. Replace the "AA" Batteries twice. Is there a coin battery that needs to be replaced?… read more
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I replaced my AA batteries in my Honeywell Chronotherm IV Plus
I replaced my AA batteries in my Honeywell Chronotherm IV Plus programable thermostat and now the furnace continually runs unless I disconnect the unit from the wall. How can I prevent this from happe… read more
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I have a Chronotherm IV Plus (only other info I can find says: T8600D2028 W 0050. The screen went blank last night. Is there a bettery? I took it apart and found position "C35" which appears to be a 5… read more
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Honeywell CT3200A1001 thermostat wont reset after replacing batteries
I have a Honeywell CT3200A1001 thermostat that will not reset after replacing the batteries, it still displays "bat lo" after trying several pairs of new batteries. Is the thermostat shot or is there … read more
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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

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14 years experience in the HVAC field of service, installation, Manual J & D calculations

Brian HVAC Guy

Brian HVAC Guy

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

Kenton Guidry

Kenton Guidry

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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

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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.

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