Try going to http://apache.ariens.com/manuals/prm-10000.pdf and
go to http://apache.ariens.com/manuals/stoi-72.pdf This should get you an owners
manual and a parts and repair manual. This manual gives an exploded view
of the parts and parts numbers.
Hope this helps you to "git-er-done"
T.J.
Put it where the Big iron wheel runs!!!