Engine : Steam Plants - 808/811 |
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Which of the following would cause the dowel or locking lip of a split-type, precision insert, main bearing to shear and allow the bearing to rotate with the journal? |
A) Unequal torque to any two adjacent bearing bolts |
B) Short periods of above normal operating speeds |
C) Insufficient bearing crush |
D) Excessive bearing bolt torque |
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