Table 7-2. Simulated Malfunction Details (cont)

Table 7-2. Simulated Malfunction Details (cont) - TM-55-6930-212-10_55

Table 7-2. Simulated Malfunction Details (cont) - TM-55-6930-212-10_57

TM-55-6930-212-10 Pyrometer and Thermocouple Tester Field Type N-3A Manual
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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 Post shutdown 559 (No. 1 ENG) Abnormal rise in PTIT during Abnormal rise in PTIT fire 563 (No. 2 ENG) engine coastdown with N₁ less during engine coastdown than 35%. with N₁ less than 35%. Detector fail 560 (No. 1 ENG) Fire warning lights illuminate. None (no fire) 564 (No. 2 ENG) Flameout 565 (No. 1 ENG) Engine decelerates to zero. Rotor rpm continues to 566 (No. 2 ENG) Torque on affected engine goes decay until thrust and to zero. Good engine delivers engine trim are adjusted power requirement up to topping. on operable engine in If demanded power exceeds topping accordance with power power of good engine, rotor rpm requirements. decelerates according to load demanded. Flameout both 567 Both engines decelerate to zero. Rotor rpm decays rapidly engines Torque on both engines goes to if thrust control rod is zero. not lowered immediately. Engine power 568 (No. 1 ENG) Fluctuation in torque, N₁,. and Fluctuation in torque, variation 569 (No. 2 ENG) engine oil pressure. Normal N₁. and engine oil indications on unaffected engine. pressure. Normal indi- cations on uneffected engine. N₂ overspeed 570 (No. 1 ENG) Increasing torque on affected Possibility exists for (governor drive- 571 (No. 2 ENG) engine, decreasing torque on rotor rpm to exceed safe shaft fail) unaffected engine, increase limits. in rotor rpm, and no response of normal engine beep trim system. 7-14

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