Craftsman website: The Craftsman website may have a resources section where you can download owner's manuals for their products. Check their website for the model number 82363 and see if there is a manual available for download.
Third-party websites: Some third-party websites collect and store owner's manuals for various products. Try searching for "Craftsman multimeter model 82363 owner's manual" on a search engine and see if there are any relevant results.
Contact Craftsman customer service: You can also try contacting Craftsman's customer service department directly to request a copy of the owner's manual. They may be able to send you a PDF copy or guide you to where you can find one.
Ask in forums: You can also ask in forums dedicated to tools or electronics, as other users might have the manual or know where to find it.