Generac GP & UltraSource 12.5/15/17.5kW Service & Repair Diagnostic Manual. Fits Models 4451, 4986, 5734, 4582, 4987, 5735, 4583, & 5308. 12.5kW, 15kW & 17.5kW. A complete guide to repairing Generac Portable Air Cooled GP & UltraSource gasoline generators. Includes all troubleshooting flow charts, wiring diagrams, pinouts, and more! This is the book that a Generac trained service tech carries.
98 page repair manual is in full color with full color wiring diagrams (some images are in black and white).
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This is a PDF copy of the manual, not a paper or bound copy. You will need the most current version of Adobe Reader installed in order to view or print the manual.
Generac Service & Repair Manuals will also usually fit the following Generac branded generators: Honeywell, Guardian, Siemens, Carrier, Watchdog, Centurion, Eaton & Bryant.
Gentek Power is not responsible for errors or missing information in these manuals. These are provided by Generac to us and no warranty is implied. We make every effort possible to keep them updated to the latest version.