Aircraft General Flashcards
What is the length height and wingspan of the GV
Length - 96’5”
Height – 25’11”
Wingspans – 93’6”
What are the maximum weights associated with the GV
ZERO FUEL
RAMP
TAKEOFF
LANDING
Max zero fuel – 54,500 pounds
Max ramp – 90,900 pounds
Max take off – 90,500 pounds
Max Landing – 75,300 pounds
What is the minimum taxi strip with for a 180° turn based on maximum nosewheel deflection of 80°
62 feet
Runway slope limitations
+2% uphill and -2% down hill
SPEED LIMITATIONS
When may autothrottle’s be used?
From takeoff to landing
SPEED LIMITATIONS
Turbulent air penetration speed
270 above 10,000’
240 below 10,000’
GENERAL LIMITATIONS Maximum tailwind for start Max crosswind for start Max airport altitude Max number of pax Max number of persons
Maximum tailwind for start - 20 kcas Max crosswind for start - 30 kcas Max airport altitude - 15,000' Max number of pax - 19 Max number of persons - 22
SPEED LIMITATIONS
Max landing gear altitude and speed for extension and retraction VLe
20,000’ and 225 kcas (.7mt)
FUEL LIMITATIONS
Fuel synoptic page
Synoptic page
Usable fuel capacity
41,300 lbs (6118 gals).
20,650 per wing
Minimum inflight fuel tank temp with less than 5,000 lbs of fuel
-30 degrees C
Descend to altitude where ambient is -60 C or higher and maintain Mach .8
Maximum ENGINE fuel temp
+ 140 degrees C
Minimum ENGINE fuel temp
- 40 degrees C
Maximum permissible fuel imbalance - flight and ground
Flight - 1000 lbs
Ground - 2000lbs
A/C synoptic page
A/C
D/C synoptic page
D/C
What are the specifications of the integrated drive generators?
115 vac, 400 Hz, three phase ABC, 40 KVA
Main aircraft batteries are rated as….
24 vdc, 53 amp/ hr
A/C external power is capable of powering what busses?
All busses as well as charge the main batteries
How many ground service bus switches and location?
3, forward external switch panel, tail compartment electrical panel, system monitor/test panel
When will main battery switches on the overhead illuminate?
- Main batteries are powering the essentials
- Starting the APU
- AUX Hydrolic pump is operating
How many E-batts are there?
4, 2-Avionics, 2-lighting
What cockpit components are powered by the E-batts
- 2 Clocks
- Standby horizon
- Standby RMI
- Gear handle and indicator lights
- # 1 RMFU
- Captains audio control panel
If armed, when will the E-batts activate?
Power on Essential DC buss falls below 20 vdc
Hydraulics synoptic page
Hydraulics
What is lost if you loose the right hydraulic system Pressure?
R thrust reverser
Redundant Hydraulics
PTU
The PTU is driven by the R hydraulic system pressure and L hydraulic system fluid. If armed, what will cause it to turn on automatically?
L hydraulic press falls below 1500 psi
When armed, what conditions will prevent PTU from auto operation?
L hydraulic system quantity below 1.5 gals
R hydraulic system fluid temp 104 C or higher
When armed, what will cause the aux Hyd pump to a activate?
When the L Hyd and PTU pressure are < 1500psi and brake pedals are depressed > 10 degrees.
Aux hydraulic pump is capable of powering what systems?
- Rudder
- YD1
- Main entrance door
- Ground spoiler servo
- Flaps
- NWS
- Brakes
- LDG GR ( ground only)
GV FLIGHT CONTROLS
GV FLIGHT CONTROLS
An aileron hardcover protection system (HOPS) activation, hydraulic power is removed from what systems?
Both aileron actuators.
When is use of speed brakes prohibited?
Flaps 39 down
Gear extended in flight
Max speed for flaps
10
20
39
Max speed for flaps
10 - 250 kcas
20 - 220 kcas
39 - 170 kcas
Max altitude for extending flaps 10, 20 degrees
Max altitude for flying with flaps extended 10, 20 degrees
25,000’
Max altitude for extending flaps 39 degrees
20,000’
Activation of the Master Aural Warning Inhibit will inhibit all aural tones except…..
Red CAS messages
Coupled data invalid messages
CAT II invalid
Two types of wind shear warnings…
Amber - increasing performance
Red - decreasing performance
When is wind shear warning active?
Takeoff - ground to 1500’
Landing - 1500’ to 10’
Missed approach - to 1500’
Emergency nitrogen bottle blowdown pressure..
3100psi @ 70 F
Max tire speed..
195.5 kcas
Anti skid is available from which hydraulic systems?
L Hyd system
PTU
Aux Hyd system
Max speed with gear extended - VLe
Max to extend or retract - VLo
250 kcas
225 kcas
Landing gear alternate extension speed …
175 kcas
ECS Synoptic page
ECS Synoptic page
What is the normal cabin differential in flight?
10.17 psi
Maximum permitted cabin pressure for takeoff and landing
0.3 psi
Temperature range in manual mode
Manual - 35 - 230 degrees F
What are the “CABIN PRESSURE LOW” CAS trip points.
Landing field elevation (LFE) < 7500….. 8000’
LFE > 7500 and < 9500……………………. 10,000’
LFE > 9500 …………………………………….14,500’
Manual mode ………………………………….8000’
What cabin altitude will cause passenger oxygen masks to deploy?
13,000’ +- 500’ cabin altitude
How many motors does the outflow valve have?
3 motors
2 - A/C
1 - D/C
What functions does the Cabin Pressure Relief Valve provide
- Positive differential relief at 10.28 to 10.48 psi
- Negative differential pressure relief at - 0.25 psi
- Cabin pressurization rate limiting
- Ground pressurization timing. PRV is signaled to open fully 1 min after touchdown in Auto or Semi mode.
What is the temp range in auto
Auto - 60 - 90 degrees F
4 ways to open isolation valve…..
- Start master selected ON
- Crank master selected ON
- APU bleed air switch selected ON
- Isolation valve manually selected ON
What conditions set the auto emergency descent mode (EDM)
Aircraft altitude - > 40,000’
Autopilot engaged
Red CAS message - “CABIN PRESSURE LOW”
What actions will occur with the EDM mode?
- Speed target on guidance panel to 340 kcas in manual mode
- Altitude preselect 15,000’
- Autopilot commands a left turn with a 90 degree heading change
- Auto throttle to idle
- Aircraft descends at Mmo/Vmo to 15,000’
- At 15,000’ the speed target changes to 250 kcas
- Autothrottle set power for 250 kcas
APU is guaranteed to start at or below - ‘
39,000’
Will the APU shut down automatically if fire detected?
Yes - in either ground or flight
After APU start, when will the load control valve allow APU bleed air and pack operation
After APU has reached operating speed of 99% for at least 60 sec
Fuel is supplied to APU from……
Left tank. May cross feed from R if needed.
The Engine fire handle will shut off what?
Fuel
Hydraulics
Electrics
What is the engine starter duty cycle.
3 cycles, 3 min each with 15 sec between cycles
After 3 attempts, 15 min rest.
What is the preferred air start procedure and it limits?
The Electronic Engine Controller (EEC) will determine weather to use starter or windmilling.
250 kcas or greater - windmilling
Less than 250 kcas - starter
Altitude limit - 25,000’
Engine start limits for crosswind and tailwind
Crosswind - 30 kcas / tailwind - 20 kcas
Tailwind of 10 knots may reverse the LP section. Delay fuel control switch until positive rotation indicated.
With wing anti- ice operating, the Bleed Air Controler will maintain the leading edge at .
130 degrees C
Use of Cowl anti-ice is required for taxi and takeoff when SAT is….
+10 degrees C or below and visible moisture.
In auto, with ice detected, what altitudes will cowl and wing anti-ice operate?
Climb - 1500’ to FL 350
Descent - from FL 350 to the ground
List the big picture items for the electrical system
Three AC power sources plus external AC - 2X IDG, one APU, external AC
Five main AC buses – L & R main/L & R standby/essential
Five TRU’s - L&R main, L&R ess, Aux
2 ships batteries
4 E – batts
1 emergency inverter
1 - HMG
What is the general distribution of AC power?
Gens - PDB – breakers – equipment
How many items are used for electrical control?
5 computers
3 GCU’s
2 BPCU’s
What are the general functions of the GCU’s ?
Control speed frequency volts and protects
What is the function of the BPCU?
Control switching and protection of system bus’s
At engine starts what percentage HP do engine generators come online?
57% HP
AC/DC reset switch does what?
Control alt delete for BCPU.
Must analyze synoptic prior to reset
What is the control alt delete for IDG’s
Generator reset switch
External AC/DC power inputs are located where?
What determines which power has priority?
Located left side forward of wing
BCPU provides AC over DC
How many TR use and what are they?
There are five TRU’s
Left and right main
Left and right essential
Aux TRU
What are the TRU priorities?
Left before right, essential before main
Where are the battery chargers and what provides power to them?
Located in the aft compartment and powered by respective main AC bus
Cannot cross charge
What are the two modes of operation for battery chargers?
Charging and TRU
What does the ground service bus provide?
Allows for providing external ground services without having to enter cockpit.
What are the six items the APU will not shut down for while operating inessential mode?
- APU hot
- Overspeed
- Low oil pressure
- Hi oil temperature
- Surge control valve
- Low oil temp
When battery chargers are in TRU mode what can they provide AC power for?
- A/UX pump
- APU start
- Essential DC bus
Only when no other source of DC available
Max airspeed of the GV?
.885 Mach flight level 320-440
