The breakdown for Electrolux Serial Numbers is:
1st and 2nd Alpha Character = Where Manufactured
1st Numeric Character = Last Digit of Year Manufactured
2nd and 3rd Numeric Characters = Week of Year Manufactured
4th though 8th Digit = Order of Manufacturing that Week.
For Example, LA81503430 is a refrigerator manufactured in the 15th week (April) of 1998.