
How do I find my furnace model? You can find the model and serial numbers (M/N and S/N) for your furnace by removing the top-front service panel and looking to the left side of the interior cabinet or the top of the blower deck, depending on whether your system is an 80% or 90% AFUE
Annual fuel utilization efficiency
The annual fuel utilization efficiency is a thermal efficiency measure of combustion equipment like furnaces, boilers, and water heaters.
Where can I Find my carrier furnace model numbers?
Where Can I Find My Carrier Furnace Model Numbers?
- Background. Established in 1902, Carrier is an American company headquartered in Connecticut that primarily focused on residential and commercial air-cooling inventions and workable systems and then expanded its product offerings ...
- Furnace Types. Carrier manufactures and sells gas and oil furnaces. ...
- Location. ...
Where can you find list of Trane furnace model numbers?
trane model number location The easiest way to look Trane tonnage model number is on the AC unit itself. Go to the condensing unit on the outside and look for the data plate stamped on the actual side of the compressor. Find the model number.
How to find the right furnace?
furnace: How do they compare?
- Price. Furnaces are the cheaper option, with a new midrange furnace costing between $1,500 and $6,000. ...
- Installation. Furnaces are easier to install than boilers. ...
- Maintenance. As far as maintenance requirements for boilers and furnaces, boilers come out on top. ...
- Efficiency and performance. ...
- Expected lifespan. ...
How to identify furnace?
Types Heating System Fuels: oil, gas, electricity, solar, etc
- Gas heating fuel (LP or bottled gas or piped-in natural gas) See GAS PIPING, VALVES, CONTROLS
- Oil heating fuel (typically No. ...
- Electric heating systems may use electric baseboards along walls of rooms or an electric furnace to heat forced warm air, or an electric boiler to circulate hot water through baseboards ...

How do I know what model my furnace is?
You can find the model and serial numbers (M/N and S/N) for your furnace by removing the top-front service panel and looking to the left side of the interior cabinet or the top of the blower deck, depending on whether your system is an 80% or 90% AFUE unit.
What does a furnace model number mean?
This is the drive or air capacity of the unit. Here the 3/4 indicates a 3 to 4 ton drive. There are 400 CFM (Cubic Feet Per Minute) of airflow per ton of cooling. The capability of air movement of this example furnace is 1200 to 1600 cubic feet per minute of air.
What brand is my furnace?
Step 1: Find the Label of Your Furnace There should be a label here stating the furnace's serial number. If your unit is newer or a specific brand that tends to list the manufacturer's date, this will be on the label as well.
Where is the nameplate on a furnace?
Frequently Asked HVAC Questions The furnace nameplate is located on a side panel behind the front panel of the furnace. Accessing the nameplate will require removal of the front door utilizing tools.
What size furnace do I have?
Chart For Furnace Tonnages And BTUs For 500 – 3,000 Sq Ft HousesHouse Size (Sq Ft):Furnace Size (in BTUs):Furnace Size (in Tons):2800 sq ft home126,000 BTU furnace10.5 tons furnace2900 sq ft home130,500 BTU furnace10.9 tons furnace3000 sq ft home135,000 BTU furnace11.3 tons furnace23 more rows
How do you decode a furnace serial number?
The serial number is made up of a letter followed by a nine-digit number. The second and third letters represent the year; the fourth and fifth numbers represent the week. There may be a date stamp to the right of the serial number. The first six digits are the Unit Identity Number.
How long should a furnace last?
15 to 20 yearsA well-maintained furnace can last at least 15 to 20 years, but completing annual maintenance and being diligent with repairs can extend its life even longer.
How do you read Carrier furnace models and serial numbers?
Carrier/Payne/Bryant Carrier systems made in the last 20 years or so encode the week and year of manufacture within the first 4 digits. The first 2 are the week of the year (1-52) and the second are the year. For example 0199 would mean the system was made the first week of January in 1999.
What is the most reliable furnace brand?
Best Furnace BrandsDaikin Furnaces.Goodman Gas Furnaces.Lennox Furnace Units.Rheem Furnaces.Ruud Furnace Units.Trane Gas Furnaces.York Furnace Units.HEIL Gas Furnaces.More items...
Where do I find my Trane furnace model number?
The serial number label is located on the top, right-rear of the outdoor unit.
Where is model number located on Goodman furnace?
Goodman furnace model and serial numbers can always be found on the furnace's rating plate. This plate is a thin piece of metal typically located on the side of the unit or at the top panel near the refrigerant valves. You may also find it on the backside of the unit.
Find Model and Serial Numbers
The blower deck side usually has the M/N and a serial number while the interior panel usually has the S/N and a serial number. The serial number should be etched into the manufacturer’s plastic cover over the igniter wires. You can find the model number by selecting the engine from the main console of the furnace.
How To Read Model and Serial Numbers
Don’t confuse an M/N with a speed number or a manufacturer’s code. The M/N is the actual VIN (vehicle identification number), and your first digit (usually an odd one) is the letter “V” which identifies the model of the furnace, according to Bosch.
Conclusion
Furnace tuning is not something to try to do yourself. It takes more time and effort than is necessary to get it right, and many problems can be avoided by spending some extra time and money getting your system tuned.
How to find the date of manufacture of a furnace?
Write down—or take a photo of—the serial number to keep for your records. Then head to the manufacturer’s website or search for guides on how to identify the manufacturing date. You may try searching for “find manufacturing date of YOUR BRAND furnace.” The serial number normally provides insight into the age of your system, but it does change among brands. For example, for some brands, the first four numbers represent the year and month it was manufactured. In this photo, the serial number indicates this particular system was made in May 2008.
Where is the serial number on a furnace?
Your furnace should have a sticker located somewhere on the exterior or interior paneling. If you don’t see a sticker with the model and serial number on the outer panels, find where the paneling opens up and look if it’s located inside that door. Write down—or take a photo of—the serial number to keep for your records.
Do newer furnaces have higher energy ratings?
Newer models tend to have higher energy efficiency ratings and you’ll definitely benefit from the advancements in technology over the last years. You don’t have to rely on just the age of your furnace, there are other factors that show it might be time to look for a new furnace. A few of these signs include:
