This document provides installation instructions for a Dyna S electronic ignition system on 1970 and later Harley-Davidson motorcycles. It describes removing the point ignition system, installing the Dyna S ignition assembly and rotor, wiring it to the ignition coil, and setting the timing. It also provides testing procedures and specifications to check the ignition system and troubleshoot any.. 0 DYNA S White Wire OYNA S Black Wtre Wire Connections for DSS-2 DYNA S Ignition and DCS-1 OR DC7·1 DVNA Coils I L !
One such source is the 12 volt wire leading to the rear brake stop light switch, and in some cases, unused 12 volt receptacles can be found in the motorcycle's electrical system. 13) Plug the red wire coming from the DYNA S into the red wire installed in step 12 14) This completes the installation.. DYNA S IGNITION SYSTEM TESTING INSPECTION Check that the rotor is not rubbing the modules or the wiring. Turn the rotor to the advanced position and release. It should snap back crisply. Check when motor is cold and again when hot. Make a timing mark on the case and Dyna S plate. Remove the Dyna S and check that the advancer is not rubbing the.