How to read a goodman serial number - Newsletters >. gs. cw

 
In case when the power outage is the reason your AC system won’t turn on, try the following steps on how to reset your Amana air conditioner. Locate the reset button. Press and hold the reset button down for about 5 seconds. Press and hold the reset button down again for another 5 seconds. Wait a moment while the AC unit resets.. St lucie county recent mugshots

The age of every Goodman AC unit is written in the serial number. You will find this serial number on the unit label (Goodman data plate). To figure out if your unit is 5 years, 10 years, 20 years old, and so on, you only need to know two things: Serial number.Still, we have information here on how to identify the Gaffer & Sattler furnace age from its serial number. Gaffers & Sattler Serial Number Example. B 20285E6 B = manufacturing plant 20285 = a consecutive manufacturing number H = month 5 = the last digit of the decade, 99% of the time, the 1970s. To decode the month, use the following table:HVAC BRAND MODEL NUMBER NOMENCLATURE. Select one of the drop-down lists below. that corresponds to the FIRST letter. of your HVAC brand name. Then make your selection from the list.Of these methods there are several, but, rather than hunt down the nomenclature for your specific style of serial number, you can simply let the HVAC Decoder App handle the different cases for you. The results from the built-in Goodman Serial Number Decoder are shown below. For this particular style, the first two digits indicate the year of ...Tips to estimate the age without a serial number. Brand Histories. Brand info that may help determine an age or era. Select one of the drop-down lists below. that corresponds to the 1st letter. of your HVAC brand name. Then make your selection from the Brand Names list. HVAC - A. 21‏/10‏/2022 ... How to Read a Lennox Serial Number – Details. In each of these ... Goodman HVAC Age: Serial Number Decoding for AC, Furnace & Heat Pump ...Style 1 serial numbers are comprised of 10 digits. To determine the age of Carrier AC or Furnace, only the first 4 are relevant. The first two digits ’33’ tell you in which week of the year the unit was manufactured. 33 means the 33rd …Trane furnace filter size are measured by width, length and depth. The size on the filter is commonly stated in inches (example: 14″ x 14″ x 1″). The quickest way to find the size of your filter is to simply remove your current filter and look at its size. The real size of your filter will vary just a little from what’s printed on it.Begin by jotting down the number from your unit on a sheet of paper. First, examine the initial digit, which usually signifies the model number of the air conditioner, starting with either 2 or 4. This initial digit determines the type of refrigerant in use. A “2” corresponds to R-22, while a “4” indicates the R410A type.The 1958 Fedders Room Air Conditioners. In 1958, Fedders kept making their chassis from the 1957 models. They also came out with a new portable window air conditioner. The new Tecumseh AR26 “pancake” compressor is used in the Fedders portable “Minute Mount” model 86-M2 window air conditioner. It has a rating of 4,600 …Nov 16, 2020 · Goodman: The first two numbers in the serial number indicate the year of manufacturing. The third and fourth numbers indicate the week of the year it was manufactured. Trane: Typically has the year of manufacturing printed elsewhere on the data tag. Mitsubishi: The first number in the serial number indicates the year of manufacturing. You must ... The serial numbers for Bobcat equipment is placed in several different locations on different types of machines, according to Bobcat. The Operation and Maintenance manual for each piece of equipment shows where the serial number tag is loca...Check the condensate hole and line and clean it if clogged. Drain pan is clogged, get it cleaned. Leakage of refrigerant, if so get the unit checked and repair the leakage. Piping and valves in bad condition, ensure nothing is damaged or leaking. This heat pump troubleshooting chart is going to help you out in checking whether there is …Here the example serial number styles and ho to read it: Coleman Serial Number format: #01881234. Description: Prior to April 1992. This style of serial number ended in 1991. Ten (10) character all numerical serial number. Year of manufacture 3rd-4th digits of the serial number. Month of manufacture is 1st-2nd digits of the serial number.The second style of serial numbers are for York AC units that were manufactured before 2004. This style of Serial Number is formatted with four letters at the beginning of the sequence. The second letter is the month of manufacture and the third letter is the year of manufacture. Use the tables below to decipher the letter to months and years.Serial numbers on Dell computers are often on a tag that reads “Service Tag Number” at the rear near the docking station connector. There is also a tool on the Dell site that allows users to find the serial number of a Dell device electroni...The model and serial number can be found on the rating plate on the inner wall of your furnace or air handler. A dealer should be involved in accessing the serial number. Additionally, many local Goodman brand dealers will affix the “traveler label” from the shipping box to the paperwork provided to a homeowner post installing a unit ...On most Goodman products, the serial number can be found on a metal plate located on the inside of the unit, typically near the control panel. The serial …Serial numbers on Dell computers are often on a tag that reads “Service Tag Number” at the rear near the docking station connector. There is also a tool on the Dell site that allows users to find the serial number of a Dell device electroni...Apr 3, 2023 · The Goodman model number can be found on a data tag located on the rating plate of your air conditioner, heat pump or furnace. Look at a slightly above the refrigerant valves on the back side of the A/C unit as show on the picture below. The Goodman model number is made up of a series of letters and numbers that tell what kind of furnace it is. The serial number style was used primarily during the 1980's, and is formatted by a 9 character, all numerical serial number. Year of manufacture can be determined by using the 1 st & 2 nd positions of the serial number. Month of manufacture can be determined by using the 3 rd & 4 th positions of the serial numberThe Goodman serial number is a ten digit code that helps us identify the age of goodman air conditioner. The date of manufacture is …Check these locations for the serial number and model number tag on your ge room air conditioner. Airwell, arena, arlec, aussie air, aux, blueway looking for maytag floor model air conditioner remote codes, thanks. Over the years maytag has increased the number of digits in the serial number.Sep 14, 2023 · 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. Similar to other furnace brands, Goodman offers various units that can be ... The Caterpillar serial number tells you the machinery’s series number, machine model and origin. Serial numbers contain a piece of equipment’s model number and factory of manufacture.Of these methods there are several, but, rather than hunt down the nomenclature for your specific style of serial number, you can simply let the HVAC Decoder App handle the different cases for you. The results from the built-in Goodman Serial Number Decoder are shown below. For this particular style, the first two digits indicate the year of ...Here’s a simple way to read the Heil model number and make sense of it: Locate the Cluster: Take a close look at the model number. In the midst of this sequence of characters, you’ll find a pair of numbers grouped together. Check for Divisibility: These two numbers hold the key to your system’s size. Check if they can be evenly divided by ...Remove or unlatch the door and clean as indicated above. Check the filter type. If it is disposable, replace with a new filter in the correct size. If the filter is reusable, first brush it to remove surface dirt, then run a vacuum with a soft brush attachment over the face to pull out more embedded dust and dirt.How to Read a Rheem Serial Number. Rheem uses a variety of styles of serial numbers. Following are 7 styles of serial numbers used by Rheem with explanations of the nomenclature and how to decode the manufacture date. Style #1: 10 Characters – A Letter and 9 Numbers. In Style # 1 the serial number will begin with a …the date is on the data plate just about the service valves on the outside condenser. the serial number is how you can read the manufacture date. for example, …York serial number can be used to identify the age of York Furnace, AC and Heat Pump. Read on to know more on how to read serial number. The serial and model number can be found in the metal-plate, usually attached to the unit. After you find the location of the York serial number, the next step is to deciphering the code in it.There are several ways to find out more information about your Winchester rifle or shotgun. All Winchester firearms, including commemoratives, are collectible. Read on to find out more about museum, book and online resources.The second style of serial numbers are for York AC units that were manufactured before 2004. This style of Serial Number is formatted with four letters at the beginning of the sequence. The second letter is the month of manufacture and the third letter is the year of manufacture. Use the tables below to decipher the letter to months and years.Apr 1, 2023 · The serial number will typically include the date of manufacture in a code. How to Read Ducane Serial Number. There are two different Ducane serial number formats, both consisting of ten characters. The more commonly used format has ten numeric characters, with the seventh and eighth characters indicating the year and the ninth and tenth ... The model and serial number can be found on the rating plate on the inner wall of your furnace or air handler. A dealer should be involved in accessing the serial number. Additionally, many local Goodman brand dealers will affix the “traveler label” from the shipping box to the paperwork provided to a homeowner post installing a unit ...How to Read a Lennox Serial Number – Details. Style #1: 10 Characters – Numbers and One Letter – 1974 to Present. Style # 2: 9 Characters – Letters & Numbers – Late 1970s to Early 1990s. Style #3: 10 Characters – Numbers and Letters – 1960s and 1970s. Style # 4: 10 Characters – All Numbers.From 1964 through 1979 Bryant Air Conditioner encoded age information in the serial number. With the first one or two digits indicating week of manufacture and the letter following those first number/s indicating the year. Here how to decode the letter from Bryant Serial Number: R = 1964. S = 1965.The simple way to identify the age of a Trane HVAC unit is to look at the serial number. This is a string combination of letters and numbers that tells you when the unit was made. But first, you have to know how to read the Trane serial number nomenclature. Trane uses alpha codes in their serial numbers to determine the age of …This "How to Locate Your Furnace Model and Serial Number" video guides the viewer through how to find, identify and use the information on the manufacturer d...The model and serial number can be found on the rating plate of your air conditioner or heat pump. This is generally found slightly above the refrigerant valves on the back side of the unit. Additionally, many local Goodman brand dealers will affix the "traveler label" from the shipping box to the paperwork provided to a homeowner post ...Sep 14, 2023 · 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. Similar to other furnace brands, Goodman offers various units that can be ... Trane Tonnage. Trane is the only brand we are familiar with that occasionally lists a two-digit number for the thousands of BTU rating that is not divisible by 6 or 12—but close. Here’s a rundown of the range …For Goodman, you should look for two numbers at the far side of the middle of the cluster of digits in the model number that are divisible by 6 or 12, which represent …The serial number style was used exclusively from 1980-1984 and ONLY used letters M through Z to represent the month.. CAUTION: Canada units reverse the Year and Month positions from U.S. made serial number styles. Description: U.S. Systems: Eight (8) character serial number beginning with letters from M to Z.. Formatted by one (1) …How to determine the date of production/manufacture or age of York ® brand HVAC Systems. The industry average service design life for most forced air furnaces is 15-20 years, and the industry average service design life for most air conditioning condensing units is 10-15 years. The average service design life of boilers can vary from as little ...The date of production/manufacture or age of Goodman brand HVAC equipment can be determined from the ten character serial number located on the rating data plate. Example serial number styles/formats found: ... (number) of the serial number: 0 - 4 representing 1980 - 1984. Month of manufacture can be determined by using the 2 …Mar 18, 2019 · A ton of air conditioning equals 12,000 BTU, and 48 divided by 12 equals 4, so the data plate below indicates the system is 4 tons. Here’s a rundown of the range you will encounter: 18 = 1.5 tons, 24 = 2 tons, 30 - 2.5 tons, 36 = 3 tons, 42 = 3.5 tons, 48 = 4 tons, and 60 = 5 tons. And this is another one for a 3 ton system. Serial numbers on Dell computers are often on a tag that reads “Service Tag Number” at the rear near the docking station connector. There is also a tool on the Dell site that allows users to find the serial number of a Dell device electroni...Step 1: Check Out the Furnace. Don't expect a date of manufacture to be plainly listed on an older furnace. Instead, look on the surface of the furnace for a paper or metal tag that contains a serial number and/or the name of the furnace manufacturer. The age of the furnace isn't always easy to detect from the label, so you might need to check ...The first two numbers in the serial number of a Goodman furnace are the year of manufacture. So the serial number above indicates the unit is from 2010. To …From the fans to the dancers to the celebs to the hosts and judges, everyone was left teary-eyed after Dancing With the Stars beckoned back a handful …The first two digits indicate the year of manufacture, while the last two indicate the week of manufacture. For example, suppose your Eemax tankless water heater’s serial number is “JAN091234567.”. The date code “0912” indicates that the unit was manufactured in the 12th week of 2009. This information can help determine the age …Please note that the Revision Code is needed for all Amana and Goodman models. amana_product_number. Please note do NOT supply model number from brochure or ...Trane xe1000 have a dual capacitor. It is two capacitors inside one can. The 40/5 mean 40 micro farad/ 5 micro farad. One capacitor is for the condenser, the other is for the fan. The life expectancy of a run capacitor is about 20 years. The more your Trane XE1000 AC is used, the lower the age range becomes.Trane xe1000 have a dual capacitor. It is two capacitors inside one can. The 40/5 mean 40 micro farad/ 5 micro farad. One capacitor is for the condenser, the other is for the fan. The life expectancy of a run capacitor is about 20 years. The more your Trane XE1000 AC is used, the lower the age range becomes.First letter: The model number starts with 4. This number represents the type of refrigerant the unit uses. 2 stands for R-22 and 4 stands for R410A. Second letter. T stands for Trane. The next 3 letter represents the product type. W stands for split heat pump and T stands for split cooling.The duration of warranty coverage in Texas and Florida differs in some cases. At Goodman, we believe in American dependability. Units are designed, engineered and assembled in the U.S.A. The CHPF Series, Helium Pressure-Tested Evaporator Coil by Goodman. HVAC products designed, engineered and assembled in the USA!The date of production/manufacture or age of Rheem® HVAC equipment can be determined from the serial number located on the data plate. Parent Company: Paloma. Example serial number styles/formats found: Style 1: W 29 10 13412 Style 2: CB5D302F 09 99 03346 Style 3 ...About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...Please note that the Revision Code is needed for all Amana and Goodman models. amana_product_number. Please note do NOT supply model number from brochure or ...Jun 16, 2018 · The date of production/manufacture or age of Amana® HVAC equipment can be determined from the serial number located on the data plate. Parent Company: Amana® is a registered trademark brand of Maytag® Corporation and is used under license to Goodman Company, L.P. Sister or similar Brands Include: Amana® | GmC® | Goodman® | Janitrol®. A ton of air conditioning equals 12,000 BTU, and 48 divided by 12 equals 4, so the data plate below indicates the system is 4 tons. Here's a rundown of the range you will encounter: 18 = 1.5 tons, 24 = 2 tons, 30 - 2.5 tons, 36 = 3 tons, 42 = 3.5 tons, 48 = 4 tons, and 60 = 5 tons. And this is another one for a 3 ton system.Near the top of the plate you should see the Goodman Serial Number. You can see the picture below for more detail. The Goodman serial number is a ten digit code that helps us identify the age of goodman air conditioner. The date of manufacture is coded in the 1st four digits of the goodman serial number. These four digits code represent the ...These labels can be tricky to read sometimes as the sun will fade them out to the point you can’t read them. The rules for a Goodman A/C unit are the same as a Goodman furnace. The first two digits of the serial number are the year the unit was manufactured, and the second two are the month.Each Payne HVAC is set up with a unique nomenclature system for both model number and serial number. The serial number is usually the key to determining the age or manufacturing date. The unit model numbers are used when determining the size (tonnage) and correct replacement parts used on a specific unit. A proper Pyane model …How to determine the date of production/manufacture or age of Luxaire® HVAC Systems. The date of production/manufacture or age of Luxaire® HVAC equipment can be determined from the serial number located on the data plate. Sister or similar Brands Include: Borg-Warner® | Coleman® | Evcon® | Fraser-Johnson® | Guardian® | …Aug 6, 2023 · Goodman Serial Number Lookup Age. Goodman serial number lookup age is one of the best ways to determine how old an appliance is. The first two digits of a Goodman serial number indicate the year it was manufactured, with higher numbers indicating newer models. For example, if your Goodman unit has a serial number that begins with “17,” then ... How to determine the date of production/manufacture or age of Goodman Manufacturing® HVAC Brand Systems. The date of production/manufacture or age of Goodman Manufacturing® brand HVAC equipment can be determined from the serial number located on the data plate. Parent Company: Goodman Manufacturing Company, L.P. Important History Notes:This serial number styles are used from October 2004 to the present. The Age of Luxaire Furnace can be determined by decoding the 2nd-4th digits serial number. Year of manufacture is 2nd and 4th number. You need to combined these 2 digits to get the year of manufacture. If the 2nd digit is “1” and the 4th digit is “9” the Luxaire ...Goodman Manufacturing Company, L.P.. GAS FURNACES. Page 27. 24. MODEL/SERIAL NUMBER IDENTIFICATION ... Read temperature of discharge line half way between ...Dec 1, 2022 · These labels can be tricky to read sometimes as the sun will fade them out to the point you can’t read them. The rules for a Goodman A/C unit are the same as a Goodman furnace. The first two digits of the serial number are the year the unit was manufactured, and the second two are the month. Near the top of the plate you should see the Goodman Serial Number. You can see the picture below for more detail. The Goodman serial number is a ten digit code that helps us identify the age of goodman air conditioner. The date of manufacture is coded in the 1st four digits of the goodman serial number. These four digits code represent the ...Aug 6, 2023 · Goodman Serial Number Lookup Age. Goodman serial number lookup age is one of the best ways to determine how old an appliance is. The first two digits of a Goodman serial number indicate the year it was manufactured, with higher numbers indicating newer models. For example, if your Goodman unit has a serial number that begins with “17,” then ... How to determine the date of production/manufacture or age of DAIKINl® HVAC Systems. The date of production/manufacture or age of DAIKIN® HVAC equipment can be determined from the serial number or MFG. DATE located on the data plate. Parent Company: DAIKIN North America LLC (Subsidiary of Daikin Global aka Daikin Industries, Ltd.) Style 1 ...Apr 16, 2022 · How to determine the date of production/manufacture or age of Goodman Manufacturing® HVAC Brand Systems. The date of production/manufacture or age of Goodman Manufacturing® brand HVAC equipment can be determined from the serial number located on the data plate. Parent Company: Goodman Manufacturing Company, L.P. Important History Notes: Goodman Serial Number Example. Serial Number #1409..xxx. The first two numbers in the serial number are 14, so this unit was manufactured in 2014. Next, the second set of two digits is 09, meaning the ninth month of the year, or September. So, the age of Goodman Ac in this example is the unit was manufacture in September of 2014.Want to access the warranty details on your Goodman HVAC system? Enter the product details and find the complete warranty information.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. Similar to other furnace brands, Goodman offers various units that can be ...The duration of warranty coverage in Texas and Florida differs in some cases. At Goodman, we believe in American dependability. Units are designed, engineered and assembled in the U.S.A. The CHPF Series, Helium Pressure-Tested Evaporator Coil by Goodman. HVAC products designed, engineered and assembled in the USA! The serial numbers for Bobcat equipment is placed in several different locations on different types of machines, according to Bobcat. The Operation and Maintenance manual for each piece of equipment shows where the serial number tag is loca...How to determine the date of production/manufacture or age of DAIKINl® HVAC Systems. The date of production/manufacture or age of DAIKIN® HVAC equipment can be determined from the serial number or MFG. DATE located on the data plate. Parent Company: DAIKIN North America LLC (Subsidiary of Daikin Global aka Daikin Industries, Ltd.) Style 1 ...Look for the combination of letter and number in the middle of the serial number. The first two numbers after the letter tell you what week it was made, and the third and fourth numbers tell you what year it was made. Serial Number: #7021M320622035 32 = week 06 = year 2006. According to the Ruud serial number above, the furnace was manufactured ...8 - Heat Pump or Cooling Air Conditioner. Somewhere near the bottom of the data plate, and often in small letters, it will state whether whether the condenser is a heat pump (contains a device to reverse the flow of refrigerant from cooling to heating) or a cooling air conditioner (only functions in cooling mode, and usually part of a system ...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. Similar to other furnace brands, Goodman offers various units that can be ...Select the brand name for the particular mechanical system, and then locate the example serial number style that most closely resembles the serial number located on your system. The largest list of examples in the industry will help determine if and where the manufacture date has been coded within the serial number for the unit.The date of production/manufacture or age of Goodman brand HVAC equipment can be determined from the ten character serial number located on the rating data plate. Example serial number styles/formats found: Style 1: 9704011000 Style 2: 5FU5472618P Legend: Year is RED ; Month is GREEN; Week is BLUE Style 1: 9704811080Jun 6, 2018 · Rheem® HVAC Age How to determine the date of production/manufacture or age of Rheem® HVAC Systems. The date of production/manufacture or age of Rheem® HVAC equipment can be determined from the serial number located on the data plate. Near the top of the plate you should see the Goodman Serial Number. You can see the picture below for more detail. The Goodman serial number is a ten digit code that helps us identify the age of goodman air conditioner. The date of manufacture is coded in the 1st four digits of the goodman serial number. These four digits code represent the ...Aug 31, 2023 · ADP® HVAC age. How to determine the date of production/manufacture or age of ADP® brand HVAC Systems. The industry average service design life for most forced air furnaces is 15-20 years, and the industry average service design life for most air conditioning condensing units is 10-15 years. The average service design life of boilers can vary ... Aug 10, 2023 · How to read AC model number? The tonnage of an AC unit can typically be determined from the model number by looking for a number that is divisible by 12. For example, if the model number is ABC12345, and the number 36 appears in the middle of the model number (e.g., ABC36 12345), then the AC unit is likely a 3-ton unit, since 36 is divisible by 12. There are a few different ways you can try to determine the age of a water heater: Check the manufacturer’s label: Many water heaters will have a label with the manufacturer’s name and date. This is often located on the side or back of the water heater. Look for the serial number: The serial number on a water heater can often be used to ...

Check these locations for the serial number and model number tag on your ge room air conditioner. Airwell, arena, arlec, aussie air, aux, blueway looking for maytag floor model air conditioner remote codes, thanks. Over the years maytag has increased the number of digits in the serial number.. Frbo denver

how to read a goodman serial number

A common reason your heat exchanger crack can simply be a dirty and clogged air filter. A clogged air filter restricts airflow through the furnace and overheats the heat exchanger. As a result, too much heat will be left in the heat exchanger’s chamber, causing its coils to overheat. Another reason a heat exchanger can crack is from …The first two digits of the serial number are the Factory or Plant Code. Year of manufacture can be determined by using the 3 rd & 4 th positions of the serial number. Month of manufacture can be determined by using the 5 th position (letter) of the serial number. This style of serial number has been used exclusively since 1973.In order to determine the Payne HVAC age from the above serial number, look for the first 4 digits number. The first two digits are the week (1-52), and the second two digits are the year. The unit was manufactured in 2014, Week 28. # 8703 08663 – Nine characters, all numerical serial numbers. The first two digits are the year, and the second ...No matter the brand or size of your piano, it has been assigned a serial number. Some companies or models may have the number in different places but each one should have identifying digits assigned to it during construction that will tell ...For Goodman, you should look for two numbers at the far side of the middle of the cluster of digits in the model number that are divisible by 6 or 12, which represent the nominal BTU of the system in thousands. A ton of air conditioning equals 12,000 BTU, and 48 divided by 12 equals 4, so the data plate below indicates the system is 4 tons.Method One: Check with the Manufacturer. The easiest way to use a serial number is to check with the manufacturer. In the case that you know the brand, simply use the brand’s furnace age chart to identify your own model. Alternatively, call the manufacturer to ask about the production date of your furnace, assuming they’re still in business.Serial.read() inherits from the Stream utility class. Syntax. Serial.read() Parameters. Serial: serial port object. See the list of available serial ports for each board on the Serial main page. Returns. The first byte of incoming serial data available (or -1 if no data is available).The date of production/manufacture or age of ComfortMaker® HVAC equipment can be determined from the serial number located on the data plate. Parent Company: International Combort Products (ICP)., part of UTC Building & Industrial Systems, a subsidiary company of United Technologies Corp. Sister or similar Brands Include: Airquest® | Arcoaire ...Most people prefer to read the documentsonline. Below you will find previews of the content of the trane xe1100 user manuals. If you want to quickly view the content of pages found on the following pages of the manual, you …This is the revision number. Better known as the Dash number. This number indicates a slight revision has occurred to the model series not requiring a series change. Model series can have many revisions over the span of their life. You may see revision numbers as high as 14 or even 18. The revision number is very important in repair part ...Mar 4, 2023 · Look for the combination of letter and number in the middle of the serial number. The first two numbers after the letter tell you what week it was made, and the third and fourth numbers tell you what year it was made. Serial Number: #7021M320622035 32 = week 06 = year 2006. According to the Ruud serial number above, the furnace was manufactured ... .

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