Table 7-2. Simulated Malfunction Details (cont)

TM 55-6930-212-10 Table 7-2. Simulated Malfunction Details - Continued Method of Indications and effects on Effects sensed by trainee introduction related systems as presented if corrective action is Malfunction by instructor to the instructor and trainee not taken APU automatic 351 If APU is already running, shut- If APU is already running, down is evidenced by extinguishing shutdown is evidenced by of APU ON caution light and run- extinguishing of APU ON down sounds from aural cues. caution light and run- Effects on related systems are down sounds from aural different, dependent upon opera- cues. Effects on related tion of main engines, rotor speed, systems are different, de- and PTU operation. pendent upon operation of main engines. rotor speed, and PTU operation. Battery relay 352 Only electrical bus that is Only electrical bus that failure energized is the HOT BATTERY. is energized is HOT Control centering device is BATTERY. Control center- inoperative. ing device is inoperative. Generator No. 1 353 NO. 1 GEN OFF caution light NO. 1 GEN OFF caution failed illuminates. light illuminates. Generator No. 2 354 NO. 2 GEN OFF caution light NO. 2 GEN OFF caution failed illuminates. light illuminates. Both generators 355 All associated caution lights Abrupt helicopter atti- fail illuminate. Only electrical tude change.Control be- power available is dc power comes impaired. from battery. Transformer 356 NO. 1 RECT OFF caution light NO. 1 RECT OFF caution rectifier No. 1 illuminates. light illuminates. Transformer 357 NO. 2 RECT OFF caution light NO. 2 REC OFF caution rectifier No. 2 illuminates. light illuminates. 7-11