Briggs & Stratton Official Website:
Visit the Briggs & Stratton website and navigate to the support section. Search for your engine model, and you may find the repair manual available for download.
Parts and Repair Websites:
Search for online retailers or websites specializing in lawnmower parts and repairs. Websites like Partstree, eReplacementParts, or RepairClinic often have repair manuals available for purchase or download.
Engine Model Number Search:
Use a search engine and type in the engine model number (Briggs & Stratton AT 3600 3HP). You may find relevant repair manuals or documentation from various sources in the search results.
PDF Library and Document Archives:
Some online libraries or document archives might have scanned versions of older repair manuals. Websites like ManualsLib, ManualsPlus, or Scribd are worth checking.
Repair Forums and Websites:
Gardening, landscaping, or DIY repair forums or websites may have user-shared content, including repair manuals or guides. Check reputable forums like Reddit, DIY Forums, or Lawnsite.
Manufacturer's Customer Support:
If you cannot find the repair manual online, consider contacting Briggs & Stratton's customer support directly. They might be able to provide you with the necessary documentation.
Remember that using a specific repair manual is essential for your exact engine model. Always use reliable sources and carefully follow the instructions in the manual.