Engine : Electricity - 1041/1386
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| With regard to the maintenance of electrical generating machines with insulated pedestal bearings, what practice should be avoided? |
| A) touching the bearing shell while the machine running |
| B) painting or allowing grease build up on the insulated area |
| C) using a megohm meter with the machine disassembled to determine insulation values |
| D) cleaning and removing grease from the insulated area |
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