AMS 272 UNIT 3 Questions with Correct Answers
Question 1:
they can runaway with no load on generator field circuit
positive gen bus STARTER CIRCUIT
Starter generator terminal: E
Answer:
generator field circuit
Question 2:
What type of engine is an APU and where is it usually located? How does the APU door flap?
negative ground
the undercurrent relay
50% RPM switch or time limiting circuit (90sec)
Answer:
negative ground
Question 3:
bleeds off the charge of the capacitors so you dont die when removing ignitors chromel or
alumel
-2 ignition exciters
-2 high tension leads
-2 igniters pull CB
wait 10 mins
disconnect ignitor lead at plugshort it to ground (redundancy) turbo shaft in the aft fuselage
Answer:
chromel or alumeldisconnect ignitor lead at plugshort it to ground (redundancy) turbo shaft in
the aft fuselage
chromel or alumel
disconnect ignitor lead at plug
short it to ground (redundancy) turbo shaft in the aft fuselage
chromel or alumel
disconnect ignitor lead at plug
short it to ground (redundancy) turbo shaft in the aft fuselage
chromel or alumel
Question 1:
they can runaway with no load on generator field circuit
positive gen bus STARTER CIRCUIT
Starter generator terminal: E
Answer:
generator field circuit
Question 2:
What type of engine is an APU and where is it usually located? How does the APU door flap?
negative ground
the undercurrent relay
50% RPM switch or time limiting circuit (90sec)
Answer:
negative ground
Question 3:
bleeds off the charge of the capacitors so you dont die when removing ignitors chromel or
alumel
-2 ignition exciters
-2 high tension leads
-2 igniters pull CB
wait 10 mins
disconnect ignitor lead at plugshort it to ground (redundancy) turbo shaft in the aft fuselage
Answer:
chromel or alumeldisconnect ignitor lead at plugshort it to ground (redundancy) turbo shaft in
the aft fuselage
chromel or alumel
disconnect ignitor lead at plug
short it to ground (redundancy) turbo shaft in the aft fuselage
chromel or alumel
disconnect ignitor lead at plug
short it to ground (redundancy) turbo shaft in the aft fuselage
chromel or alumel