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- Third Assistant Engineer (Steam-Motor-Gas Turbine Plants (Unlimited)) »
- Q532 - Motor Plants II
114. Excessive vibration from an auxiliary boiler could be caused by __________.
Excessive boiler vibration can result from loose hold-down bolts, insufficient burner air, or combustion pulses. Each condition independently contributes to vibration, making 'all of the above' the correct answer.
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