. Creamery butter-making. Butter. CREAMERY MECHANICS 305 The stuffing box of the valve is packed with asbestos to which a mixture of oil and graphite is first added. This packing will prevent the stem from leaking. The burr of the stuffing box must be tightened from time to time when it shows signs of leaking. In case of water valves the stuffing boxes are best packed with oiled candle wicking. LINING UP SHAFTING. (? B D Fig. 92.—Intersecting Fig. 93.—An aid to lining up shafts. Fasten a heavily chalked string along the ceiling paral- lel to the direction the shafting is to take. Snap
. Creamery butter-making. Butter. CREAMERY MECHANICS 305 The stuffing box of the valve is packed with asbestos to which a mixture of oil and graphite is first added. This packing will prevent the stem from leaking. The burr of the stuffing box must be tightened from time to time when it shows signs of leaking. In case of water valves the stuffing boxes are best packed with oiled candle wicking. LINING UP SHAFTING. (? B D Fig. 92.—Intersecting Fig. 93.—An aid to lining up shafts. Fasten a heavily chalked string along the ceiling paral- lel to the direction the shafting is to take. Snap the string, and a white mark will indicate the position of the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Michels, John, 1875-. Milwaukee, Wis. , The author
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbutter, bookyear1911
