DeWalt No. 790 12" Radial Arm Saw Instruction Manual

Complete workshop manual for the DeWalt No. 790 12-inch radial arm saw covering Type 41 models with catalog numbers 7790/3431 and 3436. This comprehensive service and repair guide walks you through every stage of setup, calibration, and daily operation of this heavy-duty stationary power tool. Electrical sections explain both single-phase and three-phase connections with proper grounding procedures, while detailed setup instructions cover unpacking, assembly, and precise alignment—including rip scale adjustment, miter scale zeroing, bevel scale calibration, and base-to-column squaring. The manual covers the full range of cutting operations: cross-cutting, rip sawing, miter work, compound angle cuts, bevel cutoffs, ploughing, shaping, dado joinery, and disc sanding attachments. You'll find essential safety guidelines for stationary power tools, a practical motor troubleshooting chart that lists probable causes and solutions for common failures, maintenance schedules, and complete wiring diagrams for single-phase and three-phase systems at standard voltages (120V, 208-240V, 220V, 380V, 550-600V). Parts identification and assembly diagrams break down the motor assembly, arm carriage, rollerhead mechanism, yoke structure, base-and-column assembly, and guard assemblies with clear black-and-white photographs showing each step of every procedure.