2006 hence,06 at the beginning.
Possibly that it was built in august of 09
the date is on the data plate just about the service valves on the outside condenser. the serial number is how you can read the manufacture date. for example, serial number 9805100565, is read as manufactured in may 1998. this is the for all goodman and amana air conditioning units.
95 is the year it was built and 09 is the month it was built.
Serial#
It was manufactured Dec. of 1993.
Wild guess here... Goodman dealer? Goodman.com? Try a Google search on Goodman manuals, you will need the complete model and serial #`s for what you are looking for no matter where you go.
The model # indicates unit characteristics including capacity not the serial#. The serial # generally tells where , when , by whom and what components were used when it was made.
4 ton 125k btu
Need serial # for build date & location, not model #.
First Two numbers are the Year -The second Two are the Month BudgetAirSupply.com
10 seer