To trace connected:

1. Click on the Trace mode control and select Trace Connected.
2. Click on the Select "From" Feature button. The command prompt reads: From: > Identify element.
3. Click on a wastewater feature in the graphical view to specify the start feature for the Trace. The feature label appears in the "From" Feature display.
4. Click on the Trace button. Features connected to the start feature are highlighted.

Selected Feature before executing the trace connected

Selected Feature after executing the trace connected