Powerplant Flashcards
What is the thrust rating?
13,850 pounds
What is the maximum altitude for guaranteed start?
25,000 ft
What is the recommended airstart envelope?
200kts min, 324kts max
@ 25,000ft or Below
What is the min oil temp for start?
-40° C
What is the Maximum crosswind for engine starts?
30kts
What is the max tailwind for engine starts?
24kts
What is the max TGT for ground starts?
700°C
What is the maximum TGT for in-flight engine Starts?
780°C
What is the max TGT for engine start initiation?
150°C
What is the min altitude for auto throttles?
50ft AGL
What is the max reverse thrust RPM?
88% HP
What is the GIV power plant model number?
Rolls-Royce Tay
Mk611-8
Pulling the Engine Fire Handle will shut off what items on the associated side?
Pulled fire handle shuts off:
- Fuel at the tank
- Hydraulics at the reservoir
- Electrics at the alternator
- Thrust Reverser will be disabled
What is the Engine Starter Duty Cycle?
Continued use of the starter is limited to three (3) crank cycles, with a maximum of 30 seconds per cycle. Delay 3 minutes between start attempts. After 3 cycles, delay use of starter for at least 15 minutes.
What is the TGT range for Take Off Power?
716-800 degrees C for 5 minutes or 10 minutes Single Engine
What is the Max engine fuel Temperature?
90 degrees C
Fuel Temp up to 120 degrees C for a max of 15min is permissible
Minimum Engine Fuel Temp
-40 degrees C
Max oil inlet temp
105 C
Oil temp up to 120C for a max of 15min is permissible
Minimim Oil temp for operating power levers.
-30 C
Min oil pressure at idle
16PSI
Min oil pressure acceptable for takeoff
30PSI
What automatic shutdown protection feature is provided by the TAY 611-8?
LP shaft failure protection
The amber EICAS indication identified as “SVO” should extinguish by what
HP % RPM?
44.5% HP RPM
During an auto throttle takeoff, when does the auto throttle system go to EPR
HOLD mode?
At 60 knots indicated airspeed, regardless of EPR setting
When does the red “OIL PRESS LOW” CAS message illuminate?
When the oil pressure is less than 16 psi
What conditions would cause the autothrottles to disengage?
A/T disconnect switches A/T arm button on the FGP Manual override LP % RPM split of more than 20% Either HP % RPM less than 41% Opening the isolation valve Alternate Wing Flap operation Selecting the opposite A/T computer Selecting the A/T arm switch a second time
What are the autothrottle engagement requirements?
A/T switch - Armed
Isolation Valve - Closed
TOGA mode - Selected
EPR minimum 1.17
What are the automatic idle speeds appropriate to altitude and phase of flight: Ground idle? Flight idle? Above 15k Approach idle
46.6 %
48%
49.5-78% up to FL 450
67%
