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.
Goodman
Yes
4
3.5
3
1.5TON.
3.5 TON
ssz140601ad
3.5
That is a 3 ton, I have the same goodman on my house.
3.5 tons
2.5 ton