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the boiler, 18 Axle-boxes, 67, 69, 87, 88 ——, defects and repairs, 129, 130 Axle lathes, 57, 59 Axles, defects and repairs, 128, 129 ——, built-up crank, 58, 60 ——, forging, 36–40 ——, machining crank, 58–60 ——, ——straight, 56–58

shop, 42 Blast pipe, 89 Boiler barrel, 8 ——, clothing, 90 ——, defects in service, 117–119 ——, erection on frames of, 88 —— mountings, 24 —— plates, 8, 9 —— riveting, 19 —— shell-drilling machine, 14, 15 —— testing, 24 —— tube and back plates, 15 Brake gear, 95 Brass foundry, 34 Buffer forgings, 40 Bumping marks, and clearance, 97, 98

, 78, 79 Castings, 27–29 Coal consumption, 115 Connecting and coupling rods, 76–78, 91, 92 —— —— ——, defects and repairs, 130, 131 Crank pin “quartering” machine, 64 —— pins, 64 Crossheads, 74, 75 Cylinder boring and drilling machine, 53, 54 —— castings, 31–34 —— double-boring machine, 51, 52 Cylinders, 31–34, 49–55 ——, defects and repairs, 125, 126 ——, erection of, 82–84 ——, marking off, 49, 50 ——, planing and boring, 51–55 finding, 101–103 Dome and safety valve seatings, 20 Drilling machine for boiler plates, 11, 12

, 119–120 —— patching, 120–121 —— stays, 22–23 —— ——, defective and broken, 122–123 Forging and smithing, 35 —— buffer casing, 42 —— crank axles, 37–40 —— straight axles, 36, 37 Frame defects, 124, 125 Frames and frame shop, 46–49, 80–82 ——, erection of, 80–82, 84–86 ——, trammelling, 81

, 48, 87 Hydraulic boiler flanging press, 15–17 —— forging, 41

firebox, 20–22 Iron foundry, 27–33 Rh