The Worx 2-in-1 electric grass trimmer offers a quick and efficient way to trim the tall grasses and weeds around your lawn and garden. However, like most power tools, these trimmers can break down and quit working. Several common problems can cause a malfunction, which if overlooked, can stop the trimmer from working. Most problems occur at the power source and the trimmer head. Before taking the trimmer in for repair, or throwing it out, troubleshoot these common problem areas.