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 takenLow side engine572 (No. 1 ENG) Decrease in torque on affectedRotor rpm may continue tobeep trim576 (No. 2 ENG) engine and increase in torquedecrease below safe opera-on unaffected engine, along withting limits, dependinglack of response to normal beepupon gross weight of air-trim on affected engine. Rotorcraft.rpm decreases and N1 stabilizesat or above ground idle speed(60 to 63% N1 speed).High side engine573 (No. 1 ENG) Increase in torque on the affectedRotor rpm may continuebeep trim577 (No. 2 ENG) engine and a decrease in torqueto increase above safeon unaffected engine, along withoperating limits.lack of response to normalengine beep trim on affectedengine.Rotor rpm increases.Static beep trim574 (No. 1 ENG) Failure of affected engine toFailure of affected engine578 (No. 2 ENG) respond to normal beep commandsto respond to normal beepor similar to a high or low sidecommands or similar to afailure when thrust control ishigh or low side failurelowered or raised.when thrust control islowered or raised.Emergency beep575 (No. 1 ENG) No rotor or N1 rpm changeNo rotor or N1 rpmtrim579 (No. 2 ENG) when emergency beep trim ischange when emergencyutilized.beep trim is utilized.Bleed band closed582No. 1 ENG stalls whenever N1No. 1 ENG stalls wheneverNo. 1 ENGpower demand exceeds 800 rpmN1 power demand exceedsper second. Rapid loss of N1800 rpm per second. Rapidand rise in PTIT.loss of N1 and rise inPTIT.7-16
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