Powerplant AE3007 Flashcards
N1 max
99.9%
N2 max
102.5%
Engine ITT max
Start
Takeoff
Cont
800°
921°
868°
Oil pressure below 88% N2
34psi / 95psi
Oil pressure above 88% N2
50psi / 95psi
Oil temp min/max
EICAS amber below 21 and red above 126
Min oil temp before increasing N2 to 83%
40°
Min engine warm up time
Cold (>90min)
Warm
4min
2min
Min eng cool down time
1 min
Max fuel flow prior to light up
365 kgph
Engine starter dry motor continuous limit
5 min ON, 5 mins OFF
1st to 4th engine start cycle limits. 5th cycle
1 min ON 1 min OFF
1 min ON 5 mins OFF
What does the PMA give at 10% and 50% N2 and in an electrical emergency
10% - enough power for ignition
50% - enough power for FADEC
Power to the thrust rating buttons
How can the engines be started?
APU, Air Starter, Xbleed
Where are the 2 sources of bleed air and what is the difference between them?
9th stage - always open - LP
14th stage - commanded open - HP, used for AI????
What does the FCOC do?
Heats the fuel and cools the oil
Where is oil quantity shown and what is the max level?
Engine TO page on the MFD, 12 quarts
How many times is the TO Store button pressed to store TO data?
4 times
How many engine backup pages are there on the RMU?
2, page 2 shows flap and gear position
How many NAV backup pages are there on the RMU?
1
What does the EICAS show when flaps are in transit?
—— dashes
Which pack supplies the FD
Pack 1 60% FD and 40% cabin
Which pack primarily supplies the cabin?
Pack 2 100% Cabin
When is the Xbled automatically open?
APU start, xbleed start, ice encounter
When does the left pack (pack 1) automatically shut off?
During an ice encounter below 24,600feet.
How many recirculation and gasper fans are onboard the aircraft?
2 recirculation fans
1 gasper fan
What is the Air Turbine Starter (ATS) controlled by?
FADEC
How many pounds of thrust does each engine generate?
7426lb to ISA + 30
Where are the CVG staters locates and how are they operated?
Stages 1-5, plus inlet guide vanes, controlled by pressurised fuel.
What does the Starter control valve SCV do?
Regulates the pneumatic pressure Supplied to the ATS
If using ground starter, which engine must be started first?
2
Where can oil quantity be found and what is the max quantity and amber caution level?
Takeoff page of the MFD, max 12q, amber caution at 5q.