Engine Flashcards
When the thermal discharge indicator is operated, what colour does the indicator display?
Red.
When operating the Engine mode selection switches (EMSS), what is the make and brake time limit?
1 sec.
Where are the engine start busbars located?
CX + CY.
what colour is the crossfeed discharge on the fire extinguisher bottles?
Grey.
What is the normal operating temperatures of the electrically heated engine intake matts?
65 - 140 degree’s.
Which 2 additional functions does the exhaust system provide?
Engine bay ventilation and reduces the infrared (IR) signature of the engine.
At what percentage NG will the igniters operate?
8%.
Where are the spark igniters located on the engine?
10 o’clock and 2 o’clock.
Where are the ice protection control units located?
No1 rear bay lower shelf No2 right bulkhead of rear bay.
At approximately what NG will the engine contactor de-energise removing supply from the starter generator?
50% NG.
In which condition will the ECU automatically abort the start on the ground?
NG is less than 50% within 30 seconds.
What is the maximum temperature indicated by a red circle on the power turbine inlet temperature during start?
850 degrees.
What are the 5 primary components of the gas generator?
Front frame Compressor Combustion section Gas generator Turbine Rear Support.
Where does the torque meter measure the display torque?
The power turbine shaft.
How would you describe the oil level indicator used in the engine oil tank?
A glass rod with a visual indicator.
