Amana (1971-1995 Now owned by Goodman) uses (1st letter) â€œB L A C K H O R S Eâ€ code prior to being owned by Goodman
Example: BB80200127 = 1971 or 1981
- B-71,81,91,01
- L-72,82,92,02
- A-73,83,93,03
- C-74,84,94,04
- K-75,85,95,05
- H-76,86,96,06
- O-77,87,97,07
- R-78,88,98,08
- S-79,89,99,09
- E-80,90,00,10

Aire Flo Serial Number Idm

AirTemp 5th digit in S# = year (Only manufactured in 1977-1978)
Airquest A letter followed by two #â€™s in S# are year.
Example: R883512345 = 1988
American Standard (date on plate since 1987)
1) If S# is 9 numbers than (2002-present), the first digit of the serial number is the year followed by the week.
Example: 7165RHAIG = 16th week of 2007
2) If S# starts with a letter (1983-2001) a letter was used in the first position to designate the year followed by the week.
Example: B50632891 = Dec 87
- W = 83
- X = 84
- Y = 85
- S = 86
- B = 87
- C = 88
- D = 89
- E = 90
- F = 91
- G = 92
- H = 93
- J = 94
- K = 95
- L = 96
- M = 97
- N = 98
- P = 99
- R = 00
- Z = 01.
  3) If S # is 6 numbers than a letter (1980-1982), 1980, 1981, 1982 the year is a letter in the 7th place. O = 80, T = 81, U = 82
  4) If S# is number letter-4 numbers (1971-1979) In 70â€™s there was a number for year followed by letter for month ex 1C-xxxx = March 1971, etc..

Find the model number. Within this string of letters and numerals, you should find an even, two-digit number. The possibilities on residential units range from 18 to 60. Divide the number by 12 (which represents 12,000 Btu/hr, or one ton of cooling capacity) to get your AC unit’s tonnage.
All AIRE boats are made in Meridian, Idaho, USA. Each raft, cataraft, kayak and SUP are manufactured to live up to the standards of whitewater enthusiasts, which includes our team at AIRE. We build boats, package boats, sell boats, ship boats out and at the end of.
Related Manuals for Aire-Flo 80AF1DF. Furnace Aire-Flo 92AF1UH Installation Instructions Manual (47 pages). Unit Model Number Serial Number SUPPLY Line Voltage upflow furnace shown Gas Supply Pressure Filter RETURN RETURN DUCT SYSTEM GAS SUPPLY SUPPLY AIR DUCT LP/Propane Gas Natural Gas Sealed Piping Connections Tight Insulated (if.

Arco-aire: A letter followed by two #â€™s in the S# = year ex: R883512345 = 1988
Aire-Flo: 3rd and 4th digit in S# = Year ex 4604E13679 = 2004
Armstrong: (1974-Present) 3rd and 4th number in S# = year ex 5899A05231 = 1999
Pre 1974 it was the first two numbers in the S# can call 800 448-5872 or 972-497-5799 (most are stamped on â€“ See Lennox)
Bard: ( June 1980 to Current) 5th & 6th digits in S# = Year
Example: 123A91123454502 = 1991
(1962 to March 1980) 8th digit = year.
Example: 123456 A D (D= 1964)
- 1962 = B
- 1963 = C
- 1964 = D
- 1965 = E
- 1966 = F
- 1967 = G
- 1968 = H
- 1970 = K
- 1971 = L
- 1972 = M
- 1973 = N
- 1974 = O
- 1975 = P
- 1976 = R
- 1977 = S
- 1978 = T
- 1979 = U
- 1980 = V
Broan: (since 2005) 4th and 5th digits in S# = year (S# will start with letter)
Example: GT3050153269 = 2005
Bryant: see Carrier
Burnham: Must Call 888-432-8887
Buderus: 2 types 603-552-1100
1) If order is like: 63036333-00-7080-3241
The third series of numbers is the Manufacture date- this tank was manufactured on the 80th day of 2007, so the first digit signifies the year and the next three signify the day of the year -
Example: 005, 065, 365
2)If order is like: 253000-08065-00040-77470007254 The second sequence is the year and day of the year the product was manufactured so-65th day of 2008.

Lennox Armstrong Ducane Furnace Ignitor 41K56 768A-4 768A-844 This is a brand new White Rodgers Emerson replacement for Lennox Armstrong Air Ducane Aire-Flo furnace hot surface ignitor, part# 41K56. The White Rodgers (Emerson) part number is # 768A-844. Registering your Rheem products allows you to access included warranty benefits, opt to extend warranty coverage and take advantage of other valuable Rheem support services. Have your product serial number handy, then click the button to begin.

Carrier, Bryant, Payne, Day & Night:
Recently (last 20 years or so) 3rd and 4th digits in S# = year Through 1969, the first digit of the serial number indicates the year of manufacture.
Example: 3xxxxxx = 1963, 1970 and later, a letter followed by a number indicates the month and year of manufacture.
Example: A1 = January 1971, B1 = February 1971, C4 = March 1974 etc.
Central Environmental Systems: see York
Chrysler Air Temp: 2 types
1)Age is shown by the first digit of the serial number and corresponds to the last number of the year of manufacturer.
Example 0C893745 = 1970. 1 = 1971, 2 = 1972, etc. Use common sense and visual observation to distinguish decades from one another.
2) 5th digit in S# = year (8 = 1978)

Climatrol: Call 817-221-3259
Climate Master: First two digits of S# = Year
Example: 92J010915 = 1992
Coleman: (1992-present) 1st two digits in S# = year , (pre 1992) 3rd and 4th digits in S# = year
Columbia: Call 610-473-8457
Comfortmaker: A letter followed by two #â€™s in S# = year ex: R883512345 = 1988

Concord: 3rd and 4th digits in S# = year 1-800-448-5872
Conquest: 1st two digits in S# after the last letter (usually beginning with the 8th digit) = year
Day-Night: (since 1979 see Carrier) (Prior to BDP in Pre1979) Age coded into the serial number. First letter is the month followed by the second letter which is the year. A = 1970, B = 1971, Etc.
Example: AAxxxxxx = January 1970
Dayton: A letter followed by two #â€™s in the S# = year
Example: R883512345 = 1988

Ducane: 2 Types:
1) If serial # is all #â€™s then last four are year and week
Example: 4140720320 = 20th week of 2003
2) If 5th character is a letter (more recent) year is 3rd and 4th character
Example: 4603M12345 is 46th week of 2003
Dunkirk: 3rd and 4th digits in S# = year
Enterprise Fawcett: 2nd letter in S# = year
- A- 1975-2001
- B- 1976-2002
- C- 1977-2003
- D- 1978-2004
- E- 1979-2005
- F- 1980-2006
- G- 1981-2007
- H- 1982-2008
- I- 1983-2009
- J- 1984-2010
- K- 1985-2011
- L- 1986-2012
- M- 1987-2013
- N- 1988-2014
- O- 1989-2015
- P- 1990-2016
- Q- 1991-2017
- R- 1992-2018
- S- 1993-2019
- T- 1994-2020
- U- 1995-2021
- V- 1996-2022
- W- 1997-2023
- X- 1998-2024
- Y- 1999-2025
- Z- 2000-2026
Evcon: (1992-present) 3rd and 4th digits in S# = year (pre 1992) 1st two digits in S# = year
Fedders: Through 1977, the last two letters of the serial number show the month/year of manufacture, beginning with September 1964.
Example: xxxxAA = Sept 66, xxxxBC = Oct 68.(I is not used)
First Company Service Parts: Call 214-388-5751
Fraser: See York
Frigidaire: (since 1998) 4th and 5th digit in S# = year, (pre 1989) last 3 digits in S# = year and month. See Nordyne
General Electric: (Stopped in mid 80â€™s- Trane Since) Age is the last 3 digits of the serial number. First digit being the year and the second and third digits being the month.
Example xxxxx241 = 41st week of 1982, 92, 02 etc., xxxxx533 = 33rd week of 1985, 95, 05 etc.. Not very reliable. Look for evidence of age
Gibson: 1st two Numbers in S# = year (usually 1st two digits in S# are numbers and = year) or see Nordyne
Goodman: 1st two digits in S# = year (usually 1st two digits in S# are numbers and = year)
Grandaire: 4th and 5th digit in S# = year
Example: GS3991251776 = 1999
Heat Controller: 2nd and 3rd digits in S# = year
Example: 28903 160610 = 1989
H.B. Smith: 1st two numbers (usually after one letter) in S# = year
Example: D86 2810P = 1986
Heil (and Heil Quaker): 2 styles
1) (1994 to present) A letter followed by two #â€™s in S# = year
Example: R883512345 = 1988
2) (1980-1994) 1st two digits in S#, First letter is first number, so H7 I= 1987 (sin