CL-65 Study Guide Flashcards
Maximum ramp weight
82,750 lbs
Maximum takeoff weight (MTOW)
82,500 lbs
Maximum landing weight (MLW)
73,500 lbs
Maximum zero fuel weight (MZFW)
70,000 lbs
Minimum flight weight
45,000 lbs
Maximum aft cargo bay capacity
4,375 lbs
Maximum forward cargo bay capacity
850 lbs
Maximum center cargo bay capacity
850 lbs
Maximum pressure refueling fuel capacity (total, mains, center)
19,594 lbs
7,492 lbs
4,610 lbs
Maximum gravity refueling fuel capacities (total, mains, center)
14,810 lbs
7,405 lbs
N/A
Maximum operating airspeed (VMO)
335 KIAS
Maximum operating Mach number (MMO)
0.85 Mach
RVSM maximum cruise Mach number
0.82 Mach
Maximum Flap Extension Speeds
(1°, 8°, 20°, 30°, 45°)
- 1° - 230 KIAS
- 8° - 230 KIAS
- 20° - 220 KIAS
- 30° - 185 KIAS
- 45° - 170 KIAS
Maximum landing gear operating speed for extension (VLO)
220 KIAS
Maximum landing gear operating speed for retraction (VLO)
200 KIAS
Maximum landing gear extended speed (VLE)
220 KIAS
Maximum turbulence penetration speed
280 KIAS or 0.75 Mach
(whichever is lower)
Maximum windshield wiper operation speed
250 KIAS
Maximum operating altitude
41,000 feet
Maximum airport pressure altitude for takeoff and landing
8,000 feet
Maximum demonstrated crosswind for takeoff and landing
35 kts / 32 kts
Maximum demonstrated crosswind for takeoff and landing on a slippery runway
15 kts
Maximum tailwind for takeoff or landing
10 kts
Maximum tire speed
195 kts (groundspeed)
Maximum altitude for flight with flaps/slats extended
15,000 feet
Maximum runway slopes for takeoff and landing
+2% uphill
-2% downhill
Wingspan
76 ft, 3 in
Height of tail
24 ft, 1 in
Turning radius
(minimum pavement width)
80 ft, 1 in
Minimum obstacle clearance for a 180° turn
126 ft, 5 in
Length
118 ft, 11 in
Horizontal stabilizer width
28 ft, 4 in
Main landing gear to main landing gear, center width
13 ft, 6 in
What type of floatation equipment is provided for passengers?
Seat cushions
What type of flotation equipment is provided for the Flight Attendants?
Life vests located near the Flight Attendant’s jump seats
How many life vests are in the flight deck?
3
(1 under each pilot seat & to left of jump seat)
What is the minimum crew oxygen system pressure for dispatch?
Listed on a chart in CFM, Chapter 4
(Cockpit Safety Inspection)
What is the full charge pressure of the crew oxygen system?
1,850 psi
When will the OXY LO PRESS caution appear on EICAS?
< 1,410 psi
When will the crew oxygen system pressure relief occur?
2,800 psi
Where can the crew oxygen system pressure be read?
EICAS Status Page
Where is the crew oxygen bottle located?
In a compartment just forward of the main entrance
What is indicated if the green oxygen blowout disc is missing?
Possible overpressure has occurred in the crew oxygen system
Where are the crew smoke goggles located?
Either part of oxygen mask or stored under oxygen mask
What supplies oxygen to the passenger oxygen masks?
Chemical oxygen generators
How many passenger oxygen masks are there in each row?
2 masks per row on the left side;
3 masks per row on the right side
How many emergency flashlights are there in the flight deck?
2
(1 each behind CAPT & FO seat)
What is the power source for the emergency lighting system?
5 battery packs
(NOTE: all emergency light batteries are 6 VDC and located throughout the cabin)
How long will the emergency lights illuminate if the battery packs are fully charged?
~ 10 minutes
Can the Flight Attendant turn on the emergency lights if the flight deck switch is off?
Yes
How many passenger emergency exits are there & where?
- 6 total
- Main Passenger Door (Type I Exit)
- Galley Service Door (Type I Exit)
- 4 Overwing Emergency Exits (Type III Exit)
Where are the VHF communication antennae located?
- VHF 1 antenna: topside of fuselage
- VHF 2 antenna: underside of fuselage
Will the flight deck PA override the Flight Attendant PA?
Yes
How are the Flight Attendants contacted in an emergency?
- Turn the ACP selector knob to PA
- Press the EMER call switchlight
- This will generate a high/low chime in the cabin
- Flash an amber EMER switchlight on the Flight Attendant’s handset cradle
- Flash a red light on the mid-cabin, overhead exit sign
What indication does the flight deck get if a Flight Attendant is calling?
- A high/low chime sounds in the flight deck, and either the CALL or EMER light will illuminate on the center pedestal depending on the selection made on the Flight Attendant’s handset cradle
How many Air Data Computers (ADCs) are installed?
2
How many AHRS or IRS computers are installed?
2
In MAG mode, how long does it take the AHRS system to initialize?
30 - 70 seconds
In DG mode, how long does it take the AHRS System to initialize?
10 - 11 minutes
What sends information to the Captain’s flight instruments?
Air Data Computer 1 (ADC 1)
What sends information to the First Officer’s Flight Instrument?
Air Data Computer 2 (ADC 2)
What sends pitot-static information to Air Data Computer 1?
Pitot-static probe 1 (P1-S1) on left side of nose
What sends pitot-static information to Air Data Computer 2?
Pitot-static probe 2 (P2 - S2) on right side of nose
From which source does the integrated standby instrument receive pitot-static information?
- Pitot probe 3 (P3) under the left, side window
- Two static ports (S3) on either side of the lower, forward fuselage
Where is the total air temperature (TAT) probe located?
Under the right, side window
What is the definition of Total Air Temperature (TAT)?
Air temperature corrected for compressibility and friction
On the ground with the probe heat switch selected ON, which air data probes are heated?
- All 3 pitot probes are heated at 50% power while their bases remain unheated
- The angle of attack vanes, and system 3 static ports are heated at full heat
- NOTE: the TAT probe and pitot bases will always remain unheated on the ground
Which air data probes are heated in flight with the probe heat switch selected OFF?
All air data probes and pitot bases are fully heated in flight, regardless of probe heat switch position
Is there a LOC and GS indication on the integrated standby instrument (ISI)?
Yes
(NOTE: the ISI receives navigation data from NAV 1 only)
When will the radio altitude digital readout be displayed?
0 - 2,500 ft AGL
When will the green radio altitude tape be displayed?
0 - 1,000 feet AGL
When will the yellow hashed rising runway indication be displayed on the radio altitude tape?
0 - 200 feet AGL
What does the speed trend vector indicate?
Predicted airspeeds in 10 seconds
When will the MACH readout appear above the airspeed tape?
Appears when accelerating through 0.45 M
Disappears when decelerating through 0.40 M
What does the green line on the airspeed tape indicate?
1.27 VS
Where is the slip and skid indicator located?
A solid rectangle located just under the sky pointer (“the brick”)
How many flight directors are installed?
2
How many autopilots are installed?
1
What provides guidance to the autopilot?
Flight directors
What controls the flight directors?
- Flight Control Computer 1 (FCC 1) controls Flight Director 1 (FD 1)
- Flight Control Computer 2 (FCC 2) controls Flight Director 2 (FD 2)
Which flight director is the default?
Flight Director 1
What does pressing the XFER button on the flight control panel (FCP) do?
Transfers the autopilot and flight directors to Flight Director 2
What happens when a TOGA button is pushed on the ground?
- Autopilot is disengaged
- Lateral and vertical takeoff modes are activated (TO/TO)
What does the lateral TO mode do?
- Updates FMS with current location
- Generates a heading hold command at weight off wheels
- Limits flight director steering commands to 5° bank
What does the vertical TO mode do?
Generates an optimized flight director pitch up command
What happens when a TOGA button is pushed in flight?
- Autopilot is disengaged
- Lateral and vertical go-around modes are activated (GA/GA)
What does the lateral GA mode do?
- Generates a heading hold command
- Limits flight director steering commands to 5° bank
What does the vertical GA mode do?
Commands the flight director to a 10° pitch up attitude
Where are the selected lateral and vertical flight director modes displayed?
On the Flight Mode Annunciator (FMA) at the top left of the PFD
Autopilot minimum use heights
- 600 ft AGL for takeoff or go-around
- 400 ft AGL for non-precision approaches
- 80 ft AGL for precision approaches
Autopilot minimum use height for a single engine precision approach?
110 ft AGL
How can the autopilot be manually disconnected?
- AP/SP DISC button on either control wheel is pressed
- AP ENG button on the FCP is pressed when A/P is already engaged
- AP DISC switch bar on the FCP is pressed down
- TOGA button on either thrust lever is pressed
- STAB TRIM manually operated on either control wheel
- YD DISC button is pressed
When will the autopilot automatically disconnect?
- Both yaw dampers fail
- During windshear avoidance procedures
- During a stall warning
What type of APU is used on the CRJ900?
Allied-Signal RE220
What are the priorities of the APU?
Primary: Electrical
Secondary: Pneumatics
Max APU Generator load
40 KVA to 41,000 feet
Max altitude for APU operation for electrical loading
41,000 feet
Max altitude for starting the APU
37,000 feet
Max altitude for APU bleed air extraction
25,000 feet
Max speed with APU door open
- 220 KIAS if APU not operating
- VMO/MMO if APU is operating
What is the minimum battery voltage required before starting the APU?
22 V on both the Main and APU batteries
What does the main battery power during an APU start?
APU ECU
What does the APU battery power during an APU start?
28 VDC APU start motor
When will the START portion of the START/STOP switchlight extinguish?
46% - 60% APU RPM
When will the AVAIL portion of the START/STOP switchlight illuminate?
99% RPM + 2 seconds
What are the APU starter limits?
- No more than 3 start attempts in one hour
- 2 minute delay required between start attempts
What is the CRJ900 Powerplant Model Number
General Electric CF-34-8C5
Normal takeoff thrust
13,360 lbs
APR thrust rating
14,510 lbs
Max continuous thrust (MCT)
13,680 lbs
Max temperature for takeoff and landing
ISA +40°C, limited to a maximum OAT of 51°C
Min ambient air temperature for takeoff
-40°C
Max altitude for a windmill start
21,000 ft MSL
Max engine to engine N2 split at ground idle power
2%
How much of the thrust is produced by core air?
20%
How much of the thrust is produced by bypass air?
80%
How many stages of compression are there?
10
What accessories are driven off the N2 accessory gearbox?
- Engine driven fuel pump
- IDG
- Air turbine starter
- Engine driven hydraulic pump
- Oil pump
- FADEC alternator
What stages of bleed air supply the common bleed air manifold?
Normally 6th stage; 10th stage is available when demand exceeds capacities of the 6th stage
What allows 10th stage bleed air availability?
Air Conditioning System Controller (ACSC) automatically opens the High Pressure Valve (HPV)
What is the engine bleed air used for?
- Engine start
- Air conditioning / pressurization
- Wing and cowl anti-ice
What is the minimum bleed air pressure required for a cross bleed start?
42 PSI at a maximum of 80% N2 for the operating engine
What is the normal air source used for engine starting?
APU bleed air
What source is used for engine starting if the APU is INOP or shut down?
- A ground air cart or high-pressure bottle may be attached to the external high pressure, ground air supply connection.
- Cross bleed starts from an operating engine may be used to start the other engine
Where is the high pressure, ground air supply connection located?
On the fuselage, aft of the aft cargo bay door
When will the starter cut out during an engine start?
50% N2 RPM
What are the engine starter cranking limits?
- Attempt 1-2: 90 seconds ON / 10 seconds OFF
- Attempt 3-5: 90 seconds ON / 5 minutes OFF
What are the dry motoring limits?
- Attempt 1: 90 seconds ON / 5 minutes OFF
- Attempt 2-5: 30 seconds ON / 5 minutes OFF
What would cause FADEC to automatically abort a start?
Hot start or hung start
How many ignitors are installed on each engine?
2
What supplies power to the ignitors?
- IGN-A: AC ESS Bus
- IGN-B: Static inverter on the battery bus
When must continuous ignition be used?
- Takeoffs and landing on contaminated runways
- Flight through moderate or heavier intensity rain
- Flight through moderate or heavier intensity turbulence
- Flight in the vicinity of thunderstorms
When is continuous ignition automatically activated?
When approaching a high angle of attack
What conditions are required before advancing the thrust levers to IDLE during an engine start?
N2 20% or greater and ITT below 120°C
What conditions would cause Takeoff Configuration Warning?
- Parking brake SET
- Autopilot ON
- Spoilers extended (flight or ground)
- Stab trim out of green range
- Flaps not 8° or 20°
- Aileron trim out of green range
- Rudder trim out of green range
What is APR?
Automatic Performance Reserve thrust
When is APR armed for takeoff?
When N1 RPM of both engines is within 8% of scheduled takeoff power
When is APR armed for landing?
- Flaps greater than 20°, and
- Landing gear is down
When will the APR system be activated?
- Thrust levers in TOGA and N1s differ by 15% or greater after APR has been armed
- When thrust levers are set in the MAX POWER detent
- When the HIGH PWR SCHEDULE switchlight is selected ON
What occurs when the APR system activates?
FADEC commands a thrust increase dependent on thrust lever position
What indication is displayed when APR is activated?
Green APR icon on the N1 gauge
If an engine fails during go-around, will the APR system activate?
Yes
What is used to deploy and stow the thrust reversers?
- L reverser - hydraulic system #1
- R reverser - hydraulic system #2
What indications will be displayed during thrust reverser deployment?
- Amber REV icon on the N1 gauges during cowl transition
- Green REV icon on the N1 gauges when reversers are fully deployed
What is occurring during thrust reverser deployment?
- Translating cowls move aft, block rearward flow of bypass air
- The fan discharge airflow is redirected forward through the cascade vanes
When do the thrust reversers need to be either stowed or at idle?
60 knots
What are the indications of an inadvertent thrust reverser deployment?
- Amber REV icon on affected N1 gauge
- REV UNLOCKED caution message
- FADEC commands idle thrust on affected engine
- Thrust levers will not move when FADEC commands idle thrust
Min oil temperature for start
-40°C
Max continuous oil temperature
155°C
Max permissible oil temperature
163°C (15 minutes max)
Max oil consumption
0.05 gallons/hour
Where can the oil quantity be checked?
EICAS Menu page
When should the engine oil level be replenished?
15 minutes to 2 hours after shutdown
When should the oil capacity be checked?
3 minutes to 2 hours after shutdown
Max oil refill before dry motoring is required
2 quarts
How is the oil cooled?
Fuel / oil heat exchanger
What is the total quantity of the engine oil tanks?
7.2 quarts
How is the fuel moved from the center tank to the wing tanks?
Transfer ejectors
How is the fuel moved from the wing tanks to the collector tanks?
Scavenge ejectors and gravity
How is the fuel moved from the collector tanks to the engine driven high pressure fuel pumps?
Main ejectors (backed up by DC electric boost pumps)
What is the function of the electric boost pumps?
To supply fuel to the engines when main ejector pressure is low
Will an engine continue to run with a failed engine driven fuel pump?
No
Max fuel imbalance
300 lbs for takeoff
800 lbs for all other phases
How many ways are available to crossflow fuel?
3
Auto
Manual
Gravity
When will the auto crossflow system begin transferring fuel?
200 lb fuel imbalance
When will the auto crossflow system stop transferring fuel?
When the fuel quantity of the low tank exceeds the other tank by 50 lbs
When are the boost pumps automatically energized?
Low pressure detected at the main ejectors (if the boost pumps are armed)
Where is bulk fuel temperature measured?
Right main tank
What is the minimum bulk fuel temp for takeoff (Jet A)?
-30°C
What is the minimum bulk fuel temp during flight (Jet A)?
Above -40°C
How is engine fuel heated?
Fuel/oil heat exchanger
What is the minimum engine fuel temperature for takeoff?
+5°C
What is the takeoff limitation if the center tank has over 500 lbs of fuel?
Each wing tank must be above 4,400 lbs
Which Bus powers the refuel/defuel panel and refuel/defuel SOVs?
APU Battery Direct Bus
Where is the refuel/defuel panel located?
On the fuselage, forward of right wing
Where is the single point adapter located?
Right wing root
What message will be displayed on EICAS whenever the refuel/defuel panel is switched on?
AUTO XFLOW INHIB status message
Max single PACKS altitude
25,000 ft
What does the OVBD COOL caution message mean?
- The ground valve has failed in the open position
- NOTE: Do not takeoff with an OVBD COOL caution message; the aircraft will not be able to pressurize properly
How many pressurization controllers are installed?
2 (PC1 and PC2)
When do the pressurization controllers swap automatically?
Weight on wheel plus 3 minutes, or
If one PC fails, the redundant controller takes over
When operating in auto mode, what is the normal cabin rate of climb and descent?
500 FPM climb
300 FPM descent
When operating in the manual mode, what cabin rate of climb or descent range can be selected using the MAN RATE knob?
50 FPM to 3000 FPM +/- 1000 FPM
Normal pressure differential
8.5 psi
Max pressure differential
8.7 psi
Max pressure differential during taxi, takeoff, and landing
0.1 psi
Max negative pressure differential
-0.5 psi
When will the CABIN ALT caution message appear?
Cabin altitude above 8,500 ft but below 10,000 ft
When will the CABIN ALT warning message appear?
Cabin altitude above 10,000 ft
When will CPAM automatically deploy the passenger oxygen masks?
Cabin altitude above 14,000 ft
When will CPAM turn on the NO SMOKING/FASTEN SEATBELT sign?
Cabin altitude above 10,000 ft when the switches are in the AUTO position
Max altitude for using RAM AIR during unpressurized flight
15,000 ft
Can live animals be transported in the cargo bay?
Yes, aft cargo bay only
What causes the FAULT portion of a PACK switchlight to illuminate?
Over pressure or over temperature condition
When will the FAULT portion of the PRESS CONT switchlight illuminate?
When both pressurization controllers have failed
What is used for wing and cowl anti-ice?
6th and 10th stage bleed air
When is cowl anti-ice required to be ON during ground operations?
- When OAT is 10°C or below, and visible moisture in any form is present
- When OAT is 10°C or below while operating on ramps, taxiways or runways where surface snow, ice, standing water, or slush is present
When is cowl anti-ice required to be ON during flight?
- When icing conditions exist or are anticipated, or
- When ICE is annunciated by the ice detection system
- NOTE: icing conditions exist in flight when TAT is 10°C or below and visible moisture in any form is encountered, except when the SAT is -40°C or below
When is wing anti-ice required to be ON during ground operations?
- When OAT is 5°C or below, and visible moisture in any form is present
- When OAT is 5°C or below, and the runway is wet or contaminated
- NOTE: If Type II, Type III, or Type IV deicing fluid has been applied, delay turning wing anti-ice on until just prior to takeoff to preserve the integrity of the fluid
When is wing anti-ice required to be ON during flight operations?
- When icing conditions exist and airspeed is less than 230 KIAS, or
- When ICE is annunciated by the ice detection system
- NOTE: Icing conditions exist in flight when TAT is 10°C or below and visible moisture in any form is encountered, except when the SAT is -40°C or below
What will indicate a satisfactory test when the ICE DET TEST switchlight is pressed?
- ICE switchlight illuminates
- ICE caution message is displayed on EICAS
- ADS HEAT TEST OK advisory message is displayed on EICAS
What is the purpose of the Wing A/I cross-bleed switch?
To allow the bleed air from one engine to anti-ice the opposite wing
What occurs with the Windshield Heat on LOW?
All 4 panels are heated to 24°C
What occurs with the Windshield Heat on HIGH?
Side windows are heated to 24°C and both windshields are heated to 41°C
When should the Windshield Heat by switched of OFF?
When OAT is 30°C or above