Flashcards in Phase III, Block III - Powerplant Deck (22)
What are safe distances from directly behind exhaust?
50 ft radius at idle to 200 ft radius at maximum power.
What are safe distances to maintain when idle?
3 ft forward of intake edge.
What are safe distances to maintain when at military power?
9 ft from intake edge, or 9 ft aft of intake to prevent being pulled into intake.
What are safe distances to maintain while IPP is running?
15 ft radius aft of IPP exhaust.
What cautions should maintainers be aware of with IPP exhaust?
Hazard area presents high temperature danger under aircraft, posing extreme danger to anyone working underneath aft section of aircraft.
Fueling or de-fueling shall not be done within how many feet of operating airborne type radio or air radar equipment?
Fueling or de-fueling shall not be done within how many feet of operating ground radar equipment?
What is the type of engine used in the F-35C?
Describe the F135-PW-400 engine.
- Advanced axial flow
- counter-rotating augmented turbofan engine with an annular combuster
- has augmentor for supersonic operation
- nonvectoring variable geometry nozzle
The ignition system is designed to provide what?
High voltage to gas generator igniters for engine start and to augmentor pilot burner for augmentation.
The ignition system features how many exciters?
What are the two exciters for the ignition system?
What is FADEC?
Full Authority Digital Engine Control
What is PHAM?
Prognostic Health Area Monitor
What is MEFP?
Main Engine (ME) Full Authority Digital Engine Control (FADEC) Prognostic Health Area Monitor (PHAM)
Exciters are controlled by what?
How many MEFP are there?
2 - A, B
MEFP A contains what circuit(s)?
Gas generator circuit
MEFP B contains what circuit(s)?
Second gas circuit
What are two main functions provided by MEFPs?
Control and monitoring
Where are MEFPs mounted?
Mounted on lower fan duct at 5 o'clock (MEFP B) and 7 o'clock (MEFP A) positions