Hv Jabiru 3300 in a Zenith Zodiac CH601XL & a D10 Hv a Tach connection question. Initial connection was via 30K resistors & P Leads. Did not get a Tach reading during cranking. Spoke with Jabiru rep abt Tach connection. They said use Alternator lead connected to Lf RPM (Wh/Gn wire) and the...