Replacement Oster convection oven instruction manuals are available for download at no charge at the Oster website. The website offers instruction manuals for convection toaster and countertop ovens.
From the Oster main page, hover over the Service & Support section of the website and choose the Instruction Manuals option from the menu. Click on the link for Toasters & Ovens Manuals. Click on the link for Ovens. Choose the convection oven model for which you need a manual and click on the link. Depending on your browser settings, the instructions either appear in your browser or download to your hard drive in PDF format.