Routine inspection of the gyro compass does NOT include ____ . A. shifting the mode selector switch on the switch panel of the power source unit to OFF when it is not in use B. checking the repeaters A、aB、bC、cD、d-易过题库-题库最全的搜题网站

Routine inspection of the gyro compass does NOT include ____ . A. shifting the mode selector switch on the switch panel of the power source unit to OFF when it is not in use B. checking the repeaters with the master compass C. checking the compass by azimuth observation when possible D. making sure that the power supply voltage is constantly maintained

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