Craftmaster water heater age

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Craftmaster water heater age. Goodman® HVAC age. How to determine the date of production/manufacture or age of Goodman® 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 ...

Determine the Age of Your Water Heater EXAMPLE - Serial No: BH6511396 --> B=2005 & H=August Bradford White uses a 20-year letter designation rotation in serial numbers. Therefore, water heaters manufactured 20 years apart will have the same serial number “letter year” designation (i.e. A = 2004 and 1984). Year of Manufacture

For example, if a water heater was manufactured in early February but not installed until June of the same year, the installation date would be used to determine the age of the water heater. In summary, determining the age of a water heater can be tricky, but by checking the retain plate and deciphering the serial number using the year decoder ...U.S. Craftmaster Hybrid Gas Water Heater. Item # 89263 |. Model # NHG90. 1. Get Pricing & Availability. Use Current Location. Patented circulation system delivers 90% thermal efficiency - saving money on operating costs. Performance of a tankless unit with extremely quick recovery. Smaller than a conventional 50-gallon gas water heater, but ...How can I tell the age of a US Craftmaster water heater from the serial number? The first two numbers of the serial number are the year of manufacture for a US Craftmaster water heater , so the data plate below indicates it was manufactured in 2013.Aqua Star®. How to determine the date of production/manufacture or age of Aqua Star® HVAC Systems. The date of production/manufacture or age of Aqua Star® HVAC equipment can be determined from the serial number located on the data plate.Y= Year of Manufacture X= Letter 7= Numbers. The year of production for Bradford White water heaters gets recorded within the serial numbers. YX7777777 (The first alphabet of the serial numbers refers to the year of production.) A=2004 B=2005 C=2006 D=2007 E=2008 F=2009 G=1990/2010 H=1991/2011 J=1992/2012 K=1993/2013 L=1994/2014.U.S. Craftmaster - Water Heater Age Lookup. Compare your serial number to determine the age of your unit.Capacity: 50 Gallons Maximum Wattage: 4500 Watts Dual Heating Elements: Upper & Lower Energy Factor: 0.92 Voltage: 220 - 240 Volts Single Phase G.P.H Recovery: ( 90 F RISE ) 18 Foam Insulation: Yes Water Connection Location: Top Water Connection Size: 3/4" First Hour Rating: N/A Energy Factory: N/A Height: 47 1/4" Diameter: 22" Weight: 128 Lbs

Water Heater Natural Gas 190 Degree Pilot Igniter Assembly for Reliance 9003542. $42.99. Find many great new & used options and get the best deals for Craftmaster Thermostat For Electric Water Heaters 6900718 (Lower) at the best online prices at eBay! Free shipping for many products!American Proline, Envirotemp, Mor-Flo, Powerflex, Premier Plus and US Craftmaster Model Gas Water Heater Recall Data Tag. Premier Plus - Natural gas 30, 40, 50 and 75-gallon water heaters - CPSC Recall #02-020 (Oct. - 2001) Description.U.S. Craftsmaster water heater age is usually encoded in the first four digits of the heater's serial number as in this example: YYWW1234. [Click to …When your water heater isn't working as it should, find the U.S. Craftmaster water heater parts you need to fix the problem at Sears PartsDirect. Models (12) Showing 1-12 of 12. US Craftmaster ES2H80HD045V water heater. 17 parts. Shop parts. US Craftmaster ES2J50RD045V water heater. 17 parts. Shop parts.Before you go shopping for a new water heater, you must do your homework. There are numerous factors to consider when selecting the best water heater. Such factors include your per...They work by absorbing heat from the ambient air and transferring that heat to the water inside the tank. The Hybrid Electric Heat Pump can reduce water heating costs up to 66% and provide payback in 2-3 years. Plus it qualifies for many state and local utility rebates. Features. 10-Year Limited Tank and Parkt Warranty, 1-Year Limited Warranty ...How can I tell the age of a US Craftmaster water heater from the serial number? The first two numbers of the serial number are the year of manufacture for a US Craftmaster water heater , so the data plate below indicates it was manufactured in 2013.

The company was founded in 1996 and is based in Johnson City, Tennessee. As on April 3, 2006, American Water Heater Company operates as a subsidiary of A. O. Smith Corporation. - 2018/02/23. Tel: 1-800-999-9515 (residential), Tel: 1-800-456-9805 (Polaris & Commercial water heaters)BRADFORD WHITE requires you to use their "decoder" information to determine the age. They use a 20-year letter designation rotation for the year of manufacture. The first letter in the serial number represents the year of manufacture, and the second letter indicates the month. Note that heaters manufactured 20 years apart with have the same ...When a tank-style water heater approaches 8 to 10 years of age, or a tankless water heater approaches 15 to 18 years of age, it’s time to start thinking about replacing it.Sunday, December 5, 2021. Use serial number to find age of your water heater. The year of manufacture of your water heater is encoded in the serial number on the data sticker. It is usually the first two numbers or second two numbers in the series, but varies by company and some use a single letter to indicate the year.Step 1: Identify Manufacturer Codes. Step 2: Determine Production Year. Step 3: Decipher Production Month. Step 4: Verify Date. Signs that Your Water Heater May Be Approaching its Expiry Date. Common Issues Faced by Older Water Heaters and How to Address Them. Benefits of Replacing an Aging Water Heater with a Newer Model.

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Whirlpool 50-gal electric water heater is ideal for a 4-person household. 4,500-watt combination copper upper element and stainless lower element are long-lasting and efficient. Energy Smart mode saves energy by adjusting hot water delivery based on patterns of use. 47.75-in HAge of us craftmaster water heater : us craftmaster 80 gal whiteCraftmaster propane gal Us craftmaster es2h40hd045v user manual water heater manuals and guidesAge of us craftmaster water heater : us craftmaster 80 gal white.US Craftmaster, a division of the American water heating company, is owned by A.O. Smith, one of the biggest manufacturers of water heaters in North America. The company offers various water heaters for potable water heating, pumps, expansion tanks, portable and hydronic tanks. Its products are sold through the chain stores such as Sears and ...Whirlpool Water Heater Age. The age of the water heater can be determined by reading the serial number. The serial number can be found on the label of the water heater. The serial number will always begin with 4 numbers. Occasionally, there might be a letter after the first 4 digits, or there may just be a sequence of numbers.With a bucket under the overflow drain pipe, test the pressure relief valve. Lift the relief valve handle and close it again. Use caution — the water will be hot and opening the valve with too much force can damage it. Opening the valve should release a burst of water into the overflow drain pipe.• 3/4" Top Water Connections, 1/2" Gas Connection 12-Year* Tank & ParTs, self-Cleaning Gas - FVIr Compliant MODEL NUMBER GALLON CAPACITY BTU INPUT NATURAL GAS BTU INPUT PROPANE G.P.H. RECOVERY AT 90°F RISE (NATURAL) G.P.H. RECOVERY AT 90°F RISE (PROPANE) E.F. HEIGHT TO TOP OF VENT JACKET DIAMETER HEIGHT TO TOP OF HEATER HEIGHT TO SIDE T ...

Stephen, My best guess would be [2011](http://www.buildingcenter.org/us-craftmaster-water-heater). I hope this helps. I'm a little tired and can't think clearly.Overview. Self-Diagnostic Electronic Control. Four User-Selectable Operation Modes. Energy Smart modes save energy and monitor water heater function. Non-CFC Polyurethane Foam to help reduce heat loss and energy costs. .92 Energy Factor saves $360 in operating cost. Energy Guide PDF.Compare your serial number to determine the age of your unit. Craftmaster - Water Heater Age Lookup. David Stewart. Hours: (Daily) 7AM-9PM. Telephone: (208) 758-5570.Grandaire®. How to determine the date of production/manufacture or age of Grandaire® HVAC Systems. The date of production/manufacture or age of Grandaire® HVAC equipment can be determined from the serial number located on the data plate. Parent Company: Baker Distributing Company.Here are some tips from AHRI on maintaining your water heater. 1. Know its age. Most water heaters have an expected service life of 10 to 13 years. Preplanning for the end of your water heater’s life is important to helping you make the best and most economical choice for your home. 2. Refer to the manufacturer’s recommendations on maintenance.Most electric water heaters require 240 volts to operate. Confirm the breaker is on or the fuses have not blown. You can test for power at the top two terminals on the upper limit thermostat or at the incoming power wires under the access panel. Most limit switches are resettable. If the limit switch or thermostat has a reset button on the back ...ELECTRIC WATER HEATERS. U.S. Craftmaster® Electric Water Heaters offer excellent energy savings while delivering maximum hot water. Environmentally Friendly Non-CFC Foam Insulation - to reduce heat loss and save money. All models are wired interlocking (non-simultaneous) 240 volt with 4500 watt elements, unless otherwise specifi ed.To check for power, turn the circuit breaker marked "water heater" off (or remove fuses). Remove the cover on the Energy Smart® Control Board. Identify the power supply wires. Turn the circuit breaker back on and check for power. If the Control Board it is not getting the power, there are probably issues with your home's electrical system (bad ...

Craftmaster Offers A Range Of Gas Water Heaters With Different Features And Efficiencies, Such As Powerflex, Powerflex Direct, Direct Vent, And Ultra Low Nox. Web learn about the different types, features, and prices of u.s. Web how to determine the date of production/manufacture or age of craftmaster® brand water heater systems.

Compare your serial number to determine the age of your unit. Craftmaster - Water Heater Age Lookup. David Stewart. Hours: (Daily) 7AM-9PM. Telephone: (208) 758-5570.U.S. Craftmaster Water Heaters, based in Johnson City, TN, offers a range of highly energy-efficient water heaters that are known for their exceptional performance. With a focus on maximum efficiency and ample hot water supply, their products are designed to provide customers with significant savings on their energy bills.If looking through the US CRAFTMASTER 40T3-34NG user manual directly on this website is not convenient for you, there are two possible solutions: ... Water heaters & boilers: 0: 2: Carrier 58RAV User manual: Water heaters & boilers: 0: 3: Modine Manufacturing PD User manual: Water heaters & boilers: 0: 4:Simply enter your water heater's serial number and the age of your water heater will be displayed. However, if you prefer to figure it out on your own, they use 5 different formats: ... Craftmaster; Lowes; Neptune; Prestige Water Heaters; Standard; U.S. Craftmaster; Whirlpool Brand Water Heaters; among others. There are two styles of serial ...Residential Electric. Residential Gas. 50-Gallon Hybrid Electric Heat Pump Water Heater. BFG Manual*. Flameguard*. FVIR Power Direct Vent*. FVIR Power Vent*. *Product produced prior to April 15, 2015.Product RegistrationNatural gas water heaters are modern marvels that have revolutionized the way we heat water. It is an essential device in any modern home, but like any other appliance, it has a limited lifespan. Generally, a natural gas water heater can last anywhere between 8 to 15 years. However, several factors impact the lifespan of your water heater.Removing the Old Water Heater. Installing the New Water Heater. What to do if You Have No Hot Water. What to do if it Leaks. Product Specs. Tech Specs; Gallon Capacity: 28: Recovery Gallons: 16: Power Source: Electric: Energy Factor: 0.93%: Limited Tank Warranty: 6 Years: Limited Parts Warranty: 6 Years: T&P Relief Valve:US/Craftmaster age help. I can’t find anything other than the first four numbers are the code. Only that doesn’t make sense in this instance (since 3rd and 4th number would be week 53). Home is 1975 build. It has an energy usage label that wasn’t required until 1980. Model E2F40RD045V. Serial 1153T474274. Product 0826354

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Disconnect the gas base that extends beyond the dimen- Installation: Wrap the filter around the base of the water line from the water heater’s gas sions of the water heater (width and heater. Cut to fit around a control valve and cap it. Page 19 INSTALLATION Check the filter at least every came with your water heater.Since water heater life expectancy is anywhere from 10 to 15 years*, depending on water quality and usage, knowing your water heater’s age can help you decide when it’s time to replace the appliance. * Note that in cases where hard water is prevalent, the lifespan of some heaters might be reduced to just 5–7 years if the hard …In some parts of the country it is normal to expect between 10 and 15 years, while in others a homeowner is lucky if the water heater lasts 10 years. The manufacturing date is coded into the serial number of water heaters and, since there are more than 100 different brands of water heaters in this country, trying to memorize every single serial ...Experience consistent and efficient hot water supply with the US Craftmaster EIF40RDO45V Water Heater, a robust and reliable 40-gallon unit. This high-quality water heater is designed to meet various residential hot water needs, providing durability and performance you can count on. EAN: 3004000000159-+Water Heaters; Whirlpool 40-Gallon Short 6-Year Natural Gas Water Heater. Item #211377 | Model #BFG1F4040S3NOV. Get Pricing & Availability . Use Current Location. Push button pilot light igniter with view port for ease of pilot lighting without matches. Combination gas valve/thermostat with vacation setting.Age of us craftmaster water heater : us craftmaster 80 gal white How to find water heater model numbers Heater rheem gallonRemoving the Old Water Heater. Installing the New Water Heater. What to do if You Have NO Hot Water. What to Do If It Leaks. Product Specs. Tech Specs; Gallon Capacity: 40: Recovery Gallons: 40: Maximum BTUs: 40000: Power Source: Natural Gas: Energy Factor: 0.59%: Limited Tank Warranty: 6 Years: Limited Parts Warranty: 6 Years:When a hot-water heater goes out and finances are tight, buying a used replacement may seem like the only affordable option. Individuals who take the time to search their local cla...U.S. Craftmaster Water Heaters, based in Johnson City, TN, offers a range of highly energy-efficient water heaters that are known for their exceptional performance. With a focus on maximum efficiency and ample hot water supply, their products are designed to provide customers with significant savings on their energy bills.Overview. Self-Diagnostic Electronic Control. Four User-Selectable Operation Modes. Energy Smart modes save energy and monitor water heater function. Non-CFC Polyurethane Foam to help reduce heat loss and energy costs. .92 Energy Factor saves $360 in operating cost. Energy Guide PDF.Field Guide for Home Inspectors, a quick reference for finding the age of 154 brands of HVAC systems, water heaters, and electrical panels, plus 210 code standards for site-built and manufactured homes, and the life expectancy rating of 195 home components. ….

Download or print a free copy of the user manual below. ELECTRIC WATER HEATER (OWNERSINSTALL) (viewing) Download PDF. Owner's Manual. Top Parts. Models. Showing 1 of 1 parts. Show. 10 per page. Show.We had that fixed by a plumber but now the pilot light will not stay lit. it will light, and seconds after turning the heat back to on it will go out. It has now been over 24 hours since... Add your answer here. Pilot light won't stay lit on US craftmaster water heater.. serial # 0845t400956.If you are in need of water heater replacement call Just Water Heaters at 520-488-0816 or complete our online request form. admin 2014-09-19T17:54:59-07:00 Share This ArticleWater: On State:CA Structure Age: 25 YRS Zip Code: 93015 Square Footage: 1518 Occupied: No Number of Baths: 2 House Type: Condo Envirotemp Water Heater Model Number: G1F4034T3NV Water Piping: Copper Water Supply: Galv. 9.2.US CRAFTMASTER | Sealed Combustion Gas Water Heaters (Direct Vent) Serving the Manufactured Housing Industry Since 1976 | 1-800-482-1125 | Cart is Empty. ... Sealed Combustion Gas Water Heaters (a.k.a. Direct Vent) 6-year tank and parts limited warranty, 1-year limited labor warranty*US Craftmaster, a division of the American water heating company, is owned by A.O. Smith, one of the biggest manufacturers of water heaters in North America. The company offers various water heaters for potable water heating, pumps, expansion tanks, portable and hydronic tanks. Its products are sold through the chain stores such as Sears and ...DO NOT RETURN THIS UNIT TO THE STORE. Read this manual and the labels on the water heater before you install, operate, or service it. If you have diffi culty following the direc ons, or aren’t sure you can safely and properly do any of this work yourself: • Call our Technical Assistance Hotline at 1-800-999-9515.C05*******. (March 2005) Prior to 2008, state used a 1- letter month followed by a 2- digit year A thruN = Jan thru Dec (Excludes the letter I) inning 2008, state uses an 11-digit alpha-numeric serial number. The first two positions are the year followed by a two digit week. Position 5 is a letter followed by 6 numbers.Craftmaster heater water age building center serial number style. Craftmaster brillsUs craftmaster es2h40hd045v user manual water heater manuals and guides Us craftsman water heater age / us craftsman 40 gallon self cleaningThermostat heater wiring craftmaster whirlpool troubleshooting askmehelpdesk needed electrical heaters thermostats propane ...Removing the Old Water Heater. Installing the New Water Heater. What to do if You Have No Hot Water. What to do if it Leaks. Product Specs. Tech Specs; Gallon Capacity: 30: Recovery Gallons: 16: Power Source: Electric: Energy Factor: 0.93%: Limited Tank Warranty: 6 Years: Limited Parts Warranty: 6 Years: T&P Relief Valve: True: Craftmaster water heater age, U.S. Craftsmaster water heater age is usually encoded in the first four digits of the heater's serial number as in this example: YYWW1234. [Click to enlarge any image] Where WW is the week number (weeks 01 through 52) and of course YY indicates the last two digits of the year of manufacture., US/Craftmaster age help. I can't find anything other than the first four numbers are the code. Only that doesn't make sense in this instance (since 3rd and 4th number would be week 53). Home is 1975 build. It has an energy usage label that wasn't required until 1980. Model E2F40RD045V. Serial 1153T474274. Product 0826354, Oct 30, 2021 · Watch as Ace's Home Expert, Lou Manfredini, shows you how to check the age of your water heater.Products Featured:Water Heaterhttps://bit.ly/3lUjVR4, The age of your Craftmaster water heater can be determined by looking at the serial number located on the white label on the side of your water heater. The first two numbers are the last two digits of the year it was manufactured. For example, if your serial number begins with “15” then it was manufactured in 2015., US/Craftmaster age help. I can’t find anything other than the first four numbers are the code. Only that doesn’t make sense in this instance (since 3rd and 4th number would be week 53). Home is 1975 build. It has an energy usage label that wasn’t required until 1980. Model E2F40RD045V. Serial 1153T474274. Product 0826354, The first two numbers represent the month of manufacture while the second pair show the year of manufacture. For example, if the first four numbers are 1199, the water heater was made in November of 1999. 11 is the month, November, and 99 is the year, 1999. Rheem also makes water heaters that are sold under other brand names., Apply a liberal amount of cement to the outside of the pipe to socket depth. Note: It is important to select the proper pipe cement for the type plastic pipe being used. Assemble the parts quickly while the cement is still wet. Twist the pipe 1/4 turn during insertion and hold for 30 seconds., When your household water heater fails, it can be a disaster. No hot water can mean no washing up, no showering and sometimes no heating either. So it pays to do your research as t..., Schedule an appointment with a qualifi ed person to install your water heater. Call our Technical Assistance Hotline at 1-800-999-9515 . We can help you with in-stalla on, opera ons, troubleshoo ng, or maintenance. Before you call, write down the model and serial number from the water heater’s data plate., General Order Information. Order by part number and description. Minimum order: $50.00 list ($25.00 net). All parts prices shown are list prices. For parts not listed, contact the Product Service and Support Department at 1-800-999-9515. For availability, price, and delivery, call 1-800-937-1037., Customers who have it under the Whirlpool, U.S. Craftmaster or American Water Heater brands can call 866-854-2793 from 8 a.m. to 10 p.m., Monday through Friday, 9 a.m. to 6 p.m. Saturday and Sunday., us craftmaster water heater price list & review (as of march 1, 2024) us craftmaster residential and commercial water heater. residential electric . cap. model srp. 6 gal eif6us020v p20,100.00. 12 gal e1f12us015v p22,650.00. 19 gal e61-19l-045dv p38,500.00. 30 gal ldce32-30h-045dv p44,380.00 ..., US Craftmaster 30 gals Storage water heater E2F30HD045V quantity. Add to cart. SKU: LDCE32-30H-045DV Category: Storage. US Craftmaster. Brand Reviews (0) Q & A Brand. US Craftmaster. Reviews There are no reviews yet. Add a review Currently, we are not accepting new reviews Q & A., Many companies end their accounting periods on the last day of each month, but some companies, usually in manufacturing (such as water heaters) close on the Saturday closest to the end of the month. Thus they keep comparisons consistent: 4 weeks per month, 13 weeks per quarter, 52 weeks per year., US Craftmaster ES2J50HD045V electric water heater parts - manufacturer-approved parts for a proper fit every time! We also have installation guides, diagrams and manuals to help you along the way! ... Model # ES2J50HD045V Official US Craftmaster water heater. Here are the diagrams and repair parts for Official US Craftmaster ES2J50HD045V water ..., How to Determine Water Heater Age Bradford-White- 1st letter in the S/N is the year of manufacturer with A being 1964, 1984 or 2004 Envirotemp - See American . GE-1st two digits equal the month, next to the year. ... U.S. CRAFTMASTER WATER HEATERS Craftmaster, Envirotemp, Pro-Line, Pro-Line … Content Retrieval. Water heater Recall, 50 Gallon Tall Ultra Low NOx Natural Gas Water Heater - 12 Year Warranty Register. Support Files: Energy Guide; User Manual; Warranty Guide; Troubleshooting; Maintenance; Dripping Temperature and Pressure Relief Valve ... Water Connection Size: 0.75: Emissions: Ultra-Low NOx: Dimensions & Venting; Type: Tall: Height: 57.50" Height w/Draft Hood ..., Whirlpool 50-Gallon Tall 6-Year 4500-Watt Double Element Electric Water Heater. Item #805956 | Model #E50H6-45 110. Get Pricing & Availability . Use Current Location. Slim profile. Dual 4500-watt copper heating elements. Foam insulated. Overview. Slim profile. Dual 4500-watt copper heating elements., Product Registration, 866-HOT-BATH / 866-468-2284. HotWaterExpress.com; AREAS; SERVICES, For a Craftmaster water heater built in the United States, the first two digits of the serial number show the year of production. As a result, the data plate below indicates that it was manufactured in 2013. ... The serial number of a Bradford White® water heater may be used to establish the date of production/manufacture or the age of the ..., Unless your going to get into a hybrid electric. All have the same basic parts 2 elements 2 thermostats. Longevity depends on water quality and if yearly flushing is performed. The marathon mentioned above is rheem. Ao smith has State Water Heaters, American Water Heaters, Reliance Water Heaters, Lochinvar, Takagi and U.S. Craftmaster Water ..., Product Registration, 22. 12-Year Limited Warranty Tank/Parts, 1-Year Limited Warranty Labor†, Electronic Thermostat, Touch-Screen Display. Tall Short Tall Short. NEE3J50HD NEE3J50RD NEE3J40HD NEE3J40RD. 50. 50. 40. 40. 79 5500/5500., U.S. Craftmaster - Water Heater Age Lookup. Compare your serial number to determine the age of your unit., US/Craftmaster age help. I can’t find anything other than the first four numbers are the code. Only that doesn’t make sense in this instance (since 3rd and 4th number would be week 53). Home is 1975 build. It has an energy usage label that wasn’t required until 1980. Model E2F40RD045V. Serial 1153T474274. Product 0826354, US CRAFTMASTER ATTN: Warranty Administration 500 Tennessee Waltz Parkway Ashland City, TN 37015 PLEASE COMPLETE ALL SECTIONS OF THIS FORM IN ORDER TO RECEIVE PROPER AND PROMPT CREDIT (KEEP A COPY FOR YOUR RECORDS) USCRAFTMASTER WATER HEATER CLAIM FORM - REV 8 - Oct. 2018 WATER HEATER CLAIM FORM • Claims must be submitted within 30 days of ..., Eastman Water-Flex #48281, 18" x 3/4" Electric Water Heater Installation Kit. $12.00. Find many great new & used options and get the best deals for Craftmaster Thermocouple for Gas Water Heaters 24" 6900725 - Parts at the best online prices at eBay! Free shipping for many products!, This is a 40 gallon Craftmaster water heater with "Flameguard." Since the valve leaks after clothes washer or dishwasher use, hot water has recently been called for. The heater comes on to satisfy the demand for more hot water. In doing so, the pressure or temperature (water expands as it becomes warmer) causes the valve to leak., The date of production/manufacture or age of Reliance® Water Heater(s) can be determined from the serial number. Serial number styles/formats found are: Style 1: L92441351 Style 2: C91A136750 Style 3: AJ03123456 Style 4: 1211A018632. Style 1: L92 441351 ..., For example, the serial number B*****D indicates the water heater was manufactured in April of 1965 but the serial number BD***** can indicate that it was manufactured in April of 1985 or 2005. The trick is being able to distinguish the age of water heaters with the same date codes manufactured after 1973., Experience consistent and efficient hot water supply with the US Craftmaster EIF40RDO45V Water Heater, a robust and reliable 40-gallon unit., The date of production/manufacture or age of Reliance® Water Heater(s) can be determined from the serial number. Serial number styles/formats found are: Style 1: L92441351 Style 2: C91A136750 Style 3: AJ03123456 Style 4: 1211A018632. Style 1: L92 441351 ...