Need o an owners manul for sears contractor saw Model 113.298840?

Call or visit the reference desk at your public library. They will do a search for this and (I hope) track one down for you.

http://www.searspartsdirect.com/partsdirect/part-model/Craftsman-Parts/Saw-Parts/Model-113298840/0247/0744600/00049362/00001?blt=06&prst=0&shdMod=113298840

Scroll down to bottom of parts list for owners manual, $7.49.

Agree with Harold, Searsparts is one of the better sites when looking for any Sears literature or parts.