TM 55-6930-212-10Table 7-2. Simulated Malfunction Details - ContinuedMethod ofIndications and effects onEffects sensed by traineeintroductionrelated systems as presentedif corrective action isMalfunctionby instructorto the instructor and traineenot takenAPU automatic351If APU is already running, shut-If APU is already running,down is evidenced by extinguishingshutdown is evidenced byof APU ON caution light and run-extinguishing of APU ONdown sounds from aural cues.caution light and run-Effects on related systems aredown sounds from auraldifferent, dependent upon opera-cues. Effects on relatedtion of main engines, rotor speed,systems are different, de-and PTU operation.pendent upon operation ofmain engines.rotorspeed, and PTU operation.Battery relay352Only electrical bus that isOnly electrical bus thatfailureenergized is the HOT BATTERY.is energized is HOTControl centering device isBATTERY. Control center-inoperative.ing device is inoperative.Generator No. 1353NO. 1 GEN OFF caution lightNO. 1 GEN OFF cautionfailedilluminates.light illuminates.Generator No. 2354NO. 2 GEN OFF caution lightNO. 2 GEN OFF cautionfailedilluminates.light illuminates.Both generators355All associated caution lightsAbrupt helicopter atti-faililluminate. Only electricaltude change.Control be-power available is dc powercomes impaired.from battery.Transformer356NO. 1 RECT OFF caution lightNO. 1 RECT OFF cautionrectifier No. 1illuminates.light illuminates.Transformer357NO. 2 RECT OFF caution lightNO. 2 REC OFF cautionrectifier No. 2illuminates.light illuminates.7-11
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