Generac 3.9L R-100 Controller 37/40kW Liquid Cooled Service & Repair Diagnostic Manual. 104 page manual covers the 37/40kW 3.9L Chrysler Liquid Cooled products that have the R-100 Control Panel. A complete guide to repairing Generac Liquid Cooled generators with the above engine and controller. Includes all troubleshooting flow charts, wiring diagrams, pinouts, and more! This is the book that a Generac trained service tech carries.
Please note: This manual does cover the Chrysler 3.9L engine, but does not have the older model ignition module troubleshooting in it, since the R-100 controllers had integrated ignition modules. The distributor and ignition coil troubleshooting are the same and are included in this manual.
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.