Pneumatics
What’s the max cruise altitude for single pack operations?
48,000
What mode activates at .88 to .93 depending on rate of declaration?
AOA limiting mode
What is the primary source of EEC power once engine > 52% N2?
PMA
What provides quality control for the electrical system?
GCU
When will auto throttles auto engage?
FD mode transition, speed protections, EDM
What are the prerequisites for EDM?
Cabin Pressure Low (CAS)
Aircraft altitude ≥ FL400
Autopilot engaged
What provides “get home capability“?
BFCU
When is HOLD mode active?
60 knots to 400 feet
How many DC buses are there?
8
Name the components that are the “heart and soul” of the avionics system?
Modular Avionics Unit
Name the component that is the arbitrator is the CPCUs disagree.
Cabin Pressure Acquisition Module (CPAM)
What utilizes electric power to drive a motor pump at the actuator when normal hydraulic pressure is not available for the control surface?
EBHA
Name a time both igniters will be used at a high spark rate.
Quick relight mode and flameout detection.
When will the AUX DC bus be load shed?
Single generator operations in flight, RAT generator operation, battery only operations, and AUX TRU powering another DC bus.
What system is made up of Line Replaceable Units and Remote Interface Units?
Data Concentration Unit
What checklist would call for Ram air use?
Loss of cabin pressure control,
Ditching,
or windshield/cabin window cracked
What component controls the actuators and HSTS based on FCC commands?
Remote Electronic Units
When does the OM say we should manually abort the start?
If N2 decays below 20% after passing 20%
What DC buses can be turned on from 4 different locations?
Ground Service Bus
Name the electric motor driven hydraulic pump that can be used for ground and maintenance purpose.
AUX hydraulic pump
What valve is commanded to begin opening when mid stage air is inadequate?
High stage bleed valve
What is the software in FCCs that translates electrical commands into flight control surface commands called?
CLAWS (Controls Laws)
When is idle fixed at 47% N1?
Wing Anti-ice idle or FIKI idle (WAI - ON,Gear - Up OR Flaps < 22º OR Airspeed > 160 KCAS and TAT ≤ 2ºC)
What else has transformer rectifier capability other than the TRUs?
Main batteries and emergency batteries
Name the components that make up the air data system.
Multifunction probes/Air Data Computers and Total Air Temperature probes