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 Both transformer 358 All associated caution lights Abrupt helicopter atti- rectifiers illuminate. Battery power is tude change.Control be- only dc power available. All comes impaired. dc associated equipment is inoperative. Battery system 359 BATT SYS MAL caution light If another electrical fail illuminates. No dc power is source is available, no available from the battery. effects are evident: Battery bus may be disabled otherwise, no dc power is and associated equipment is available. inoperative. AC bus tie relay 360 If either generator is failed Loss of ac bus powered fail or turned off, disabled ac bus equipment associated with is not connected and all asso- failed or turned off ciated caution lights illuminate. generator. DC bus tie relay 361 If either transformer rectifier All associated dc powered fail is inoperative, automatic closing equipment on No. 1 or of bus tie relay does not occur, No. 2 busses is lost. disabled dc busses are not con- nected to operable transformer rectifier. and all associated caution lights illuminate. PLT FLT instrument 362 Pilot flight instrument lights Restricted cockpit/instru- lights are inoperative. ment visibility. CPLT FLT instrument 363 Copilot flight instrument lights Restricted cockpit/instru- lights are inoperative. ment visibility. 7-12