Trane
Style 1:
The Date of Manufacture is in the first three digits of the serial number and represents the month and year of production:
F91-90491
F 91-90491
91 Year
F Month (June)
A January G July
B February H August
C March J September
D April K October
E May L November
F June M December
Style 2:
EKK1927
It is not possible to decode the manufacture date based on the serial number for this style.
You may be contact Trane to assist you further at 855-580-2691 for information on this style of serial number.
Style 3:
The Date of Manufacture is in the first four or five digits of the serial number and represent the year, fiscal week and day of production:
91531S42F
9 15 3 1S42F
9 Year
15 Fiscal Week
3 Work Day
10161KEDBA
10 16 1 KEDBA
10 Year
16 Fiscal Week
1 Work Day
Style 4:
The Date of Manufacture is in the second through fourth digits of the serial number and represents the year and month of manufacture:
C01D47425
C 01 D 47425
01 Year
D Month (April)
A January G July
B February H August
C March J September
D April K October
E May L November
F June M December
Style 5:
The Manufacture Date on this style of serial number will be list on the data plate, typically in the upper right hand corner.
Style 6:
The Date of Manufacture is in the last digit of the serial number and represent the year of production:
127456T
127456 T
T - 1981
O - 1980
T - 1981
U – 1982
Style 7:
The Date of Manufacture is in the first two digits of the serial number and represents the year and month of manufacture:
2D-1534
2 D -1534
2 Year (1972)
D Month (April)
1 1971
2 1972
3 1973
4 1974
5 1975
6 1976
7 1977
8 1978
9 1979
A January G July
B February H August
C March J September
D April K October
E May L November
F June M December
Style 8
The date of manufacture is in the first three digits of the serial number and represents the year and month of manufacture. This
style format was used in the 1980’s:
H011890M03
H 011890M03
H 1980’s
