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Calibrate the temperature. Since it was set to heat. Done
everything seems to work except the room temperature is at least 10 degrees too warm… read more
Phil
Phil
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Degree, Mech Engr Technology
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I have an older prog. Thermostat in a room above my garage
I have an older prog. Thermostat in a room above my garage and it wouldn't let me adjust temp. Took it out and one of the batt was leaking. Cleaned it up and replaced. A/c comes on but display just sa… read more
Rick
Rick
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I have a Evolution Control thermostadt that has been
I have a Bryant Evolution Control thermostadt that has been consistently 7 to 15 degrees off. In other words I need to set the temperature at 67 degrees if I want the furnace to go on at 73 degrees. I… read more
Daniel Plourde
Daniel Plourde
plumbing, hvac technichian
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Thermostat cools down to 64 degrees even if placed at 78
Thermostat cools down to 64 degrees even if placed at 78 degrees.....how or can it be fixed? 12 years old… read more
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Help! I heat with a boiler and I have 4 1361-102 zone valves
Help! I heat with a boiler and I have 4 1361-102 zone valves and 4 2-wire thermostats.3 of the thermostats give me a good heat range (1 or 2 degrees) and the 4th ranged this AM from 69 to 76 degrees. … read more
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We have 2 ritetemp thermostat with the same problem. The heat
We have 2 ritetemp thermostat with the same problem. The heat does not turn on until the temperature reaches 4 degrees below the target temperature. For example, if we set the temperature for 72 degre… read more
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airheatman
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Honeywell TH8000 series thermostat temperature reading too
Honeywell TH8000 series thermostat temperature reading too low by 4 degrees. Can it be adjusted to read the correct temperature?… read more
BillyHvac
BillyHvac
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Honeywell FocusPro TH6000 is out of calibration by about 3-4
Honeywell FocusPro TH6000 is out of calibration by about 3-4 degrees... so if it were just that we could live with it except that there's a second thermostat that shares the "airspace" don't ask why, … read more
Rick Mather
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Can my honeywell thermostat (old round mercury type) be calibrated
Can my honeywell thermostat (old round mercury type) be calibrated so it doesn't have to drop eight or more degrees before it kicks off the a/c?… read more
BillyHvac
BillyHvac
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Our Lennox thermostat is off by 6 degrees is there anyway to
Our Lennox thermostat is off by 6 degrees is there anyway to correct this without replacement of the entire thermostat?… read more
Richard
Richard
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Our programable thermostat reads about 10 degrees low. Ive
Our programable thermostat reads about 10 degrees low. I've cross checked it with other thermometers and it's consistently around 10 degrees F low. Is this something I can fix?… read more
Douglas
Douglas
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We own a 2 story brick and vinyl home built in 1995. I replaced
We own a 2 story brick and vinyl home built in 1995. I replaced the thermostat a couple of yars ago with a programable one. However, we still have the issue of the house being cold in the winter. If I… read more
Regan Land
Regan Land
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Hi - i have 2 Braeburn thermostats on my first floor...one
Hi - i have 2 Braeburn thermostats on my first floor...one says the indoor temperature is 70 degrees, the other, just 20 feet away, says it is 76 degrees...do these things ever get the temperature wro… read more
gotoman for ac
gotoman for ac
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Can I set room temp.on stat Th111od1000/u , its reading 80to
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Douglas
Douglas
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I changed the batteries in my 1E78 thermostat. My question
I changed the batteries in my 1E78 thermostat. My question is why is the system coming on when the setting is at 70deg. but the heat is coming on at 75 degs… read more
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gotoman for ac
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I am a condo renter in which a new AC/heat unit was recently
I am a condo renter in which a new AC/heat unit was recently installed-to replace the prior 36-year old unit. I have had 2 days experience now with the new unit in which I set the digital thermostat t… read more
Matthew
Matthew
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I have a water radiator furnace, the thermostat (new and old)
I have a water radiator furnace, the thermostat (new and old) reads 62 degrees, it's set for 70 degrees but does not turn the furnace on until I set it above 72 degrees.… read more
Rick
Rick
HVAC Supervisor
25,086 satisfied customers
I have zone heat (3) and my boiler will not fire until I move
I have zone heat (3) and my boiler will not fire until I move the thermostats above 70 degrees. Can the boiler be adjusted to register below 70 degrees?… read more
Rick
Rick
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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

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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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