Ground School Flashcards
Dimensions of the Challenger 650
64’ 4” wingspan
68’ 5” nose to tail
21’ tall with elevator UP
23’ tall with hump
When will the B pumps run in AUTO?
1B and 2B - Cross-side GEN and Flaps out of 0 deg. (> 4 deg)
3B - Either GEN and Flaps out of 0 deg. (> 4 deg)
How many feet do you need to make a 180 deg. turn?
61’
Main BATT needs to be ____v before starting the APU.
22V
Main Battery: __v __a
APU Battery: __v __a
Main 24v / 17a (nose)
APU 24v / 43a (aft equip. bay)
Do the Battery Chargers operate on AC or DC?
AC Power…
Does the a/c need power to PUT OUT a fire?
No, SQUIBS will still pierce bottles to discharge Halon without electrical power
Does the a/c need power to DETECT a fire?
Yes
Power supply logic of the CL-650
On-side
Inside
Cross-side
Outside
What is the difference between WARN and FAIL tests?
WARN tests check circuitry and status of system components (will show RED Warnings)
FAIL tests verify the systems ability to discriminated real vs false alarms (will show AMBER Cautions)
Pressing PWR FUEL: (5)
- APU Fuel pump energizes
- FUEL SOV OPENS
- Negative G SOV (Left Motive Flow line) OPENS
- APU RPM / EGT on EICAS
- ECU energizes
Pressing START/STOP: (1)
Engages the starter, cutout occurs between 35-45%.
What conditions would cause a GEN to take itself offline? (3)
__________
What kVA are the Engine GENs rated for?
- GEN and BUS overcurrent (Amps)
- over/under voltage (Volts)
- over/under frequency (Hz)
__________
30 kVA to FL350
25 kVA to FL410
What is 10th stage bleed air used for? (4)
AC (PACKs)
Pressurization
Engine Starting
Water Pressure (potable water)
What is 14th stage bleed air used for? (3)
Thrust Reversers
Wing Anti-Ice
Cowl Anti-Ice
When using APU bleed air, what is the sequence for 10th stage switchlights?
Out
In
In
Out
When using Engine bleed air, what is the sequence for 10th stage switchlights?
In
Out
Out
In
What area is Zone A
Combustion Chamber, provides detection and protection
What area is Zone B
Jet Pipe and Pylon, provides detection only
When AC Panel CABIN / CKPT Knobs are selected to MAN, what happens? (2)
Fan and Duct Sensors are REMOVED
Gives wider range of temperature selection
What is the purpose of the ADG?
Provide AC power and hydraulics through 3B pump.
What are the EICAS indications of a successful bleed leak test? (9)
Master Warning
3 chimes
“Bleed Air Duct”
ANTI ICE DUCT
DUCT TEST OK
R/L 14TH DUCT
R/L 10TH DUCT
How are FLIGHT spoilers operated and controlled?
Hydraulically operated
Mechanically controlled
What are the Main and APU BATTs rated to?
Main = 17 A/hr / 24V
APU = 43 A/hr / 24V
What are the GENs rated to?
30 kVa
115V
400 A/hr
What are the limitations on use of APU Bleed Air in-flight? (Alt and airspeeds)
Airspeed: 141-290 knots
Altitude: 15,000’
When must you use CONT IGN? (5)
VCTS
TOLD 10 knots+ of crosswind
TOLD with contaminated runway
MOD+ TURB
MOD+ Precipitation
What does the DUCT MON TEST accomplish?
TEST - checks 10th and 14th stage elements for continuity
LOOP A/B - checks respective 10th stage LOOPS for short conditions
When will the APU LCV automatically close? (2)
- Excessive APU EGT
- APU LCV interlock protection (prevent manifold pressure from entering the APU by way of switch logic)
When will the 10th Stage Valves automatically close? (2)
- PACK overpressure
- Engine Start ???
When will PACK(s) go into HIGH mode? (2)
- In flight during single PACK ops
- On the ground with the APU
What does the RAM air switch/light do?
Opens RAM AIR valve in the event of a dual PACK failure for ventilation.
(250 knots recommended)
An AC cart will run the _____.
A DC cart will ___________.
GENs
Start the APU
How will you know if a BATT Charger is OFFLINE? (2)
- DC schematics page will have “CHGR OFF”
- Main AC buses are UN-powered
(when Main AC buses are powered, the MAIN and APU battery chargers are in a charging configuration at all times.)
What happens if you remove power from the a/c with EMER LTS in ARM?
The EMER LTS remain ON and will deplete the Battery.
You much re-establish AC power to get the EMER LTS to turn off again.
Which HYD accumulator will hold pressure and allow 6 brake applications after HYD failure?
System 3 - INBD Brakes
WSHLD has _____ capabilities
WIND has _____ capabilities
WSHLD de-ice.
WIND de-fog.
How many fire bottles does the 650 have?
3