Thank-You For SharingCLICK HERE TO VIEWCOMPLETE HVAC INDEXCLICK HERE TO VIEW Complete Water Heater Index Select 01 B c D E F G H J K L M N P O S T W X Y Z A 19 B c D E F G H J K L M N P O S T W X Y Z W3.CSS Hello W3.CSS Layout. Hello W3.CSS Layout. W3.CSS Bryant Serial Number Style 1 Decoder Enter your units serial number to decode. Week Year Factory/Sequence Code