Powertrain and Rotor Flashcards
Which component contains a Free-wheeling unit?
Input module
Operation of the main XMSN is limited by engine ______.
torque
The main module is rigidly attached to the fuselage by eight mounting bolts, with a built-in _____ degree forward tilt.
3
The MAIN XMSN OIL TEMP caution light illuminates when the transmission oil exceeds what temperature?
120º C
What is the minimum transmission oil pressure allowed for continuous flight?
30 PSI
What is the maximum transmission oil temperature for continuous operation?
105 ºC
When inspecting the flexible couplings, check for _________, _________, and _________.
buckling, cracks, security
The tail rotor drive shafts are supported by a _____ type bearing.
viscous
The two purposes of the intermediate and tail rotor gearbox chip or temperature sensors are to indicate in the cockpit when the gearbox _____ is too _____ or a _____ is present.
oil, hot, chip
The transmission oil temperature is above 120º C, what are the pilot actions?
- LAND AS SOON AS POSSIBLE. If time permits 2. Slow to 80 KIAS. 3. EMER APU START. 4. GENERATORS NO. 1 and NO. 2 switches - OFF
The MAIN XMSN OIL PRESS CAUTION APPEARS and the indicated pressure is 15 psi, what are the pilot actions?
- LAND AS SOON AS POSSIBLE. If time permits 2. Slow to 80 KIAS. 3. EMER APU START. 4. GENERATORS NO. 1 and NO. 2 switches - OFF.
The CHIP TAIL XMSN CAUTION APPEARS, what are the pilot actions?
LAND AS SOON AS POSSIBLE.
The tail rotor blades have an incorporated 18 degree _____ twist.
Negative
If both tail rotor control cables fail, a centering spring will position the tail rotor servo linkage to provide _____ º of pitch
10.5º.
The tail rotor head and blades are installed on the right side of the tail pylon, canted _____ º upward.
20º.