FRCs

Question 1

Indications
-Right Yaw with associated loss of Yaw Control
-Immediate loss of AC Generators (GEN1 & GEN2)
-Immediate loss of hydraulics (PRI & UTIL HYD)

Answer 1

MAIN TRANSMISSION TAIL ROTOR BEVEL_IDLER GEAR SET FAILURE

Question 2

Indications
-HYDRAULIC FAIL Warning + HYDRAULIC FAIL + 🔈HYDRAULIC FAILURE
-Increased force or inability to move flight controls in all axes
-Primary and Utility hydraulic pressures <1260 PSI + BUCS FAIL Caution + FMC DISENGAGE Caution

Answer 2

HYDRAULIC FAILURE - PRIMARY & UTILITY HYDRAULIC PSI LOW

Question 3

Indications
-LOW ROTOR RPM Warning + LOW ROTOR RPM + 🔈 ROTOR RPM LOW and possible loss of AC services
-ENGINE 1 OUT and ENGINE 2 OUT Warning + ENGINE 1 OUT and ENGINE 2 OUT + 🔈ENGINE 1 OUT + 🔈 ENGINE 2 OUT
-Reduction in noise and audible change in rotor RPM

Answer 3

DUAL ENGINE FAILURE

Question 4

Indications
-ENGINE *OUT Warning + ENGINE * OUT + 🔈 ENGINE * OUT
- Rapid torque increase with flashing TQ displayed on HDU & FLT page (Unaffected Engine)
- Low and/or decreasing TGT, Np, ENG OIL PSI, and Ng less than 63% (Affected Engine)
-Reduction in engine noise and possible audible change in rotor RPM

Answer 4

SINGLE ENGINE FAILURE

Question 5

Indications
-Increase in Np, TGT, Ng and TQ (clutch engaged) on affected ENG
-ENGINEOVERSPEED Warning + ENGINEOVERSPEED + 🔈ENGINE OVERSPEED + ENG page auto-page
-Possible EDECUFAIL Caution + EDECU*FAIL + ? for TQ, TGT, and Np indications
-Possible HIGH ROTOR RPM Warning + HIGH ROTOR RPM + 🔈ROTOR RPM HIGH and an increase in rotor noise

Answer 5

ENGINE 1 or ENGINE 2 OVERSPEED

Question 6

Indications
-LOW ROTOR RPM Warning + LOW ROTOR RPM + 🔊 ROTOR RPM LOW + change in rotor noise
-TQ, TGT and Ng significantly lower than unaffected engine with sustained Ng >63%
-Possible flashing torque displayed on HDU & FLY page
-Possible ENGINEOUT Warning + ENGINEOUT + 🔊 ENGINE*OUT

Answer 6

Np FAILED LOW - LOW ROTOR RPM

Question 7

Indications
-Noticeable bang or popping noise
-Rapid increase in TGT and fluctuations Ng, TQ, and Np readings on affected engine
-Possible aircraft Yaw

Answer 7

ENGINE COMPRESSOR STALL

Question 8

Indications
-Illuminated APU FIRE button + APU FIRE + 🔊 APU FIRE
-Possible smoke/fumes, visual confirmation

Answer 8

APU FIRE - IN FLIGHT

Question 9

Indications
-Illuminated ENG FIRE button + ENG * FIRE + 🔊 ENGINE * FIRE
-Possible High TGT on affected engine, smoke/fumes, visual confirmation

Answer 9

ENGINE 1 OR ENGINE 2 FIRE - IN FLIGHT