Training on the 330 and 340 Wire Tieing Heads includes classroom and hands-on training in the following areas: Safety. Manual and Automatic Machine Operation. Sequence of Operation. Daily, Weekly, and Monthly Preventative Maintenance. Introduction to Electrical Components, Inputs / Outputs and Baler Handshake. Removal, Inspection, and Replacement of Wear Parts. System Hydraulic Components and Settings. Basic Troubleshooting Skills.