TM-9-2815-210-34-2-2 LDS-465-1/LDS-465-2 Multifuel Engine Maintenance Manual Part 2
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TM 9-2815-210-34-2-2 FRAME 18 CAUTION 1. 2. 3. 4. 5. Do not use metal V-blocks to hold up crankshaft (1). Metal V-blocks will scratch crankshaft: NOTE Crankshaft (1) has seven main bearing journals. They are numbered one to seven counting from front to rear of crankshaft. Set crankshaft (1) down on wooden V-blocks (2). V-blocks should hold up end main bearing journals as shown. Hold dial indicator base (3) firmly on floor or workbench with weights. Rest dial indicator pointer (4) on number one main bearing journal (5). Set dial indicator (6) to zero. Turn crankshaft (1) one full turn or more in either direction while watching dial indicator dial (6). Stop turning crankshaft when you are sure dial in- dicator pointer (4) rests where biggest runout reading is seen. Set dial indicator dial (6) to zero again. GO TO FRAME 19 4-35