Engine : Electricity - 1043/1386
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| If rotor-to-stator air gap readings for an electrical generating machine have changed significantly from the last reading, what should be checked? |
| A) insulation readings and machine cleanliness |
| B) the prime mover thrust bearing for wear |
| C) the generator bearings for wear |
| D) the field coil bolts for the proper torque values |
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