544 Index Shaft speed calculations, 447 Shaft stress calculations, 243 Shaft and sheave alignment, 453, 454 Sheave inspection gauges, v-belt type, 454 Skills assessment, 26 Split couplings, 216 Spur gears, 283 Static imbalance, 61 Steam trap failures, 440 Steam traps, 432 Steam traps installation, 438 T Thermodynamics, 138 Thresholds, 13 Tilting pad bearings, 86 Troubleshooting, 111, 160, 164, 170, 176, 200, 257, 276, 280, 302, 309, 359, 383, 423, 431, 440 V V-Belt, 441 V-Belt, maintenance requirements, 451 V-Belt, selection of, 443, 444 V-Belt tension guage, 453, 457 Valve actuators, 187, 198 Valve capacity rating, 185 Valve installation, 193 Valve performance, 185, 186, 193 Valve problems, 200 Valves, 167, 194 Vibration sources, 57 Viscocity of oil, 332 W Welding, maintenance type, 460 Welding, SMAW, stick, 463, 464 Welding, FCAW, 466–471 Welding, GMAW, 471–475 Welding, GTAW, 476–491 Worm gears, 299 . 438 T Thermodynamics, 138 Thresholds, 13 Tilting pad bearings, 86 Troubleshooting, 111, 160, 164, 170 , 176 , 200, 257, 276, 280, 302, 309, 359, 383, 423, 431, 440 V V-Belt, 441 V-Belt, maintenance