How do I find out what ton size my outside unit is?

by Jason
(Mobile,AL)

I need to find out what size unit I have bought. It's a ComfortMaker Model# AC(B or 8)036A2C1,and there is another model# below that FBA036GC1,Serial# L965060129,and a MFR# of NAC6(C or 0)36A2C1 If anyone could tell me what year,SEER rating,and what ton it is,i'd very much appreciate it.