ix Chapter 7 ■ Basic Troubleshooting Principles ......................................................124 7.1 Communication .........................................126 7.2 Observation ...............................................127 7.3 The Binary Search ......................................127 7.4 Electrical Troubleshooting ...........................128 7.5 Mechanical Troubleshooting ........................128 7.6 Troubleshooting Aids ..................................129 Chapter 8 ■ Mechanical Rigging and Installation..................................................138 8.1 Safety .......................................................140 8.2 Materials ...................................................140 8.3 Hitch, Angle, and Load Limit ......................149 8.4 Eyebolts, Hooks, and Shackles ....................151 8.5 Hoists .......................................................154 8.6 Packing and Storage ...................................156 8.7 Performing the Lift .....................................156 8.8 Installation ................................................157 BASIC MECHANICAL SYSTEMS Chapter 9 ■ Power Transmission Principles ..........................................................166 9.1 Fundamental Mechanics .............................168 9.2 Simple Machines .......................................173 9.3 Springs .....................................................180 9.4 Friction and Effi ciency ................................181 Chapter 10 ■ Bearings, Seals, and Lubrication .....................................................186 10.1 Rolling-Element Bearings ..........................188 10.2 Numbering Systems .................................193 10.3 Maintenance and Repair ...........................194 10.4 Seals ......................................................199 10.5 Lubrication ..............................................201 Chapter 11 ■ Shafts, Couplings, and Alignment ....................................................208 11.1 Shafts .....................................................210 11.2 Flexible Couplings ....................................213 11.3 Alignment ...............................................215 Chapter 12 ■ Belts and Pulleys, Chains and Sprockets, Gears and Gearboxes ........224 12.1 Belt Drives ..............................................226 12.2 Belt Drive Maintenance ............................230 12.3 Chain Drives ............................................232 12.4 Chain Drive Maintenance ..........................235 12.5 Gears and Gearboxes ................................237 12.6 Gear Maintenance ....................................240 Chapter 13 ■ Conveyor Systems ..........................................................................244 13.1 Conveyor Systems in Industry ....................246 13.2 Types of Conveyor Systems ........................246 13.3 Maintenance ...........................................252 Chapter 14 ■ Mechanical Systems Troubleshooting ..............................................258 14.1 Mechanical Concepts ...............................260 14.2 Common Mechanical Failures ....................262 14.3 Human Contributions to Failures ...............264 BASIC HYDRAULIC AND PNEUMATIC SYSTEMS Chapter 15 ■ Fluid Power Fundamentals ..............................................................272 15.1 Principles of Fluid Power ..........................274 15.2 Fluid Preparation .....................................282 15.3 Conductors and Connections .....................288