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Gullfstream 450 > Limitations > Flashcards

Limitations Flashcards

1
Q

Maximum fuel imbalance?

A

55,000 lbs or less : 2000 lbs max imbalance 55,000 lbs to 60,500 : AFM figure 1-460,400 lbs : 400 lbs max imbalance

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2
Q

Runway slope limitation?

A

+/- 2%

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3
Q

What is the power source for the Emergency Exit Lights?

A

Emergency Batteries

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4
Q

What is the G450 Maximum Useable Fuel Weight?

A

29,500 lbs

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5
Q

What is the minimum taxi strip width for a 180º turn (based on maximum nose wheel deflection of 82º)?

A

55’3”

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6
Q

Maximum runway slope approved for takeoff and landing operations is:

A

+/- 2% uphill or dowhill

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7
Q

What is the G450 Maximum Airport Elevation?

A

15,000’ MSL

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8
Q

Landing Lights operation time limit while on the ground?

A

5 Minutes

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9
Q

Maximum Weights of G450 *Ramp *Takeoff *Zero Fuel *Landing

A

Ramp - 75,000 lbs (ASC16) Takeoff - 74,600 lbs (ASC16) Zero Fuel - 49,000 lbs Landing - 66,000 lbs

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10
Q

When is the use of speed brakes prohibited?

A

Flaps 39° or Gear Down In Flight

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11
Q

Tire Speed Limit

A

195.5 kts ground speed

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12
Q

Vlo / Mlo Max speed for Landing Gear extension

A

225 / 0.70 MT

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13
Q

Vle / Mle Maximum speed for gear extended in flight

A

250 KCAS / 0.70 MT

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14
Q

Maximum altitude for: *Flaps 10° or 20° *Flaps 39° *Gear extended/operation

A

Flaps 10° or 20° - 25,000’ Flaps 39° - 20,000’ Gear - 20,000’

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15
Q

The APU is guaranteed to start below what altitude?

A

37,000 feet

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16
Q

What is the max operating altitude of the APU?

A

37,000 feet

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17
Q

What is the RNP value for *APPROACH *TERMINAL *ENROUTE?

A

APPROACH - 0.3 TERMINAL - 1.0 ENROUTE - 2.0 or 10

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18
Q

How many lights / items appear during an APU fire test?

A

-8 total >2 overhead >4 master caution panel >2 CAS

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19
Q

Which exterior power source has priority? AC or DC?

A

AC

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20
Q

E-Batts (when armed) will activate when:?

A

An ESS DC bus drops below 20 volts

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21
Q

How many Fault Warning Computers (FWC) are installed on the G450?

A

2

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22
Q

What is the function of the INHIBIT switch on the Master Warning panel?

A
  • Inhibit audible tones for Amber and Blue CAS messages except: >CAT II Invalid >Lateral Coupled Data Invalid >Vertical Coupled Data Invalid >LPV Unavailable
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23
Q

When selected for takeoff, the INHIBIT function is active up to what altitude?

A

400 feet AGL

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24
Q

What may help and in-flight IRS alignment occur faster?

A

-Make turns -Slow down and Speed up

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25
Q

What does ON BATT in the IRS switch mean?

A
  • The IRS is NOT using its primary electrical power source and is being powered by the Emergency Battery system.
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26
Q

How many GPS components are on the G450?

A

2

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27
Q

How many MAU’s are installed? How many power sources for each MAU?

A

3 MAU’s 4 Power sources each

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28
Q

What are the power sources for each DU?

A

DU 1 - Left ESS DU 2 - L Main / L ESS DU 3 - R Main / R ESS DU 4 - R ESS

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29
Q

If DU2 and DU3 are failed, how do you change DU4 to a MAP display?

A
  • Push 2/3 button for 3 seconds on either Display Controller? - Push MAP button on copilot Display Controller.
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30
Q

What value should be lower for normal RNP operation, RNP or EPU?

A

EPU should always be higher than RNP for normal operations

31
Q

When will the APPROACH label appear on the HSI during FMS operation?

A

2 NM prior to the Final Approach Fix (FAF)

32
Q

When is RNP in the Terminal mode?

A
  • Within 30 miles of departure or arrival airport, OR - On departure to the last way-point associated with a SID, OR - On arrival at the first way-point associated with a STAR
33
Q

What items are selected for display by default on power up on MAP?

A
  • TERRAIN - TRAFFIC - WEATHER RADAR - OBSTACLES
34
Q

With auto throttles engaged on takeoff, HOLD on the PFD appears at what speed? HOLD memains engaged until what altitude on takeoff?

A

60 knots 400 feet

35
Q

When will auto speeds for performance disappear after takeoff?

A
  • When a flap position is changed OR, - When a new vertical mode (FLCH, VNAV) is selected
36
Q

If the HEADING mode is selected on the Guidance Panel. what annunciation will appear on the bottom of the VSD?

A
  • TRACK - Terrain display is located under the TRACK LINE
37
Q

What is the range of operation of the RADAR ALTIMETER?

A

-20 to 2500 feet AGL

38
Q

At what RADAR ALTITUDE will the GROUND REFERENCE TAPE appear on the PFD altimeter?

A

600 feet AGL

39
Q

What is the power logic for auto throttles operation when using FLCH with auto throttles engaged?

A
  • If next altitude is > 6000 feet, auto throttles use CLB EPR - If next altitude is < 6000 feet, auto throttles use less than CLB EPR
40
Q

What is the maximum demonstrated altitude loss for a coupled go around?

A

60 feet

41
Q

Below what altitude will the TCAS system operate in TA mode only?

A

500 feet

42
Q

When is the WINDSHEAR warning system active?

A

-On Takeoff from Ground to 1,500 feet AGL -On Approach from 1,500 feet AGL to 10 feet AGL -On Missed Approach to 1,500 feet AGL

43
Q

What GPWS warnings are INHIBITED with the GPWS ORDE switch on the Master Warning Panel?

A

All EGPWS audio warnings except WINDSHEAR

44
Q

What is inhibited with the RAD ALT switch on the Master Warning Panel?

A

RADIO ALTITUDE audio callouts

45
Q

When do limitations require selection of the TERRAIN INHIBIT button?

A
  • Within 15 NM of a landing airport when: >The airport has no publishes instrument approach >The longest runway is less than 3,500 ft >The airport is not in the database >QFE procedures are used for approach and landing
46
Q

What is the heading source for the SFD?

A

Magnetometer

47
Q

What are the heading sources for the EBDI? What NAV radios send NAV information to the EBDI?

A
  • Heading >IRS1, IRS2, SFD STBY HDG - NAV >NAV 1 and 2, ADF 1 and 2
48
Q

What are the weather radar ground operating limitations?

A
  • Not within 49 feet of personal - DO NOT operate when refueling - DO NOT operate when within 300 feet of other refueling operations
49
Q

How do you activate the weather radar on the ground?

A

Press the STAB button 4 times in 3 seconds

50
Q

The HMG provides:

A
  • AC power to the AUX TRU and Standby AC Buses - Rated at 5 KVA, 115 volt 400 HZ, 3 Phase AC - It is powered by the left hydraulic system
51
Q

What is the normal AC power source for the AUX TRU and ESS AC Bus?

A

L Main AC Bus

52
Q

What is the”dead bus” logic for the AUX TRU?

A

ESS before MAINLEFT side before RIGHT side

53
Q

What is the purpose of the E INVERTER?

A

Provides AC power to the ESS AC bus (if the bus loses power)

54
Q

The BATTERY switches illuminate ON when the MAIN BATTERIES are:

A
  • Powering the ESS buses (batteries are being used) - When starting the APU - When AUX pump is operating
55
Q

When do you push the AC/DC RESET switch?

A
  • When it’s illuminated - CAS message / Checklist says to push it - L/R AC RESET CAS message - L/R DC RESET CAS message - Amber CAS EA 11
56
Q

When ambient temperature is greater than 110°F / 43.5°C, the integrated drive generator (IDG) is limited to:?

A

45%

57
Q

If you lose L MAIN AC power, what happens automatically?

A
  • AUX TRU transfers to R MAIN AC bus and powers L ESS DC bus - ESS AC bus tranfers to R MAIN AC bus
58
Q

What 2 sources can power the ESS DC bus simultaneously?

A
  • L/R MAIN Batteries - AUX TRU (when powered by the HMG)
59
Q

When will get a “Break Power Transfer”?

A
  • Engine failure - Generator failure - EXT power connected with APU providing power
60
Q

What is the function of BUS TIE ISLN SWITCH?

A
  • Allows you to isolate buses - Allows alternate power sources to power failed bus side
61
Q

On the ground, the ground service bus may be powered by:

A
  • Right MAIN BATTERY or - Right MAIN DC bus - EXT DC
62
Q

What will turn of the Ground Service Bus automatically?

A
  • Main cabin door closed - Forward external switch panel access door closed - Tail compartment door closed - NOTE: All doors must be closed for automatic shutoff
63
Q

What do the Avionics E-Batts power?

A

* Clocks * STBY Instruments (SFD/EBDI) * Gear handle and indicator * MCDU’s 1 & 3 * Captain’s audio panel

64
Q

When the aircraft operates on emergency batteries the crew can only tune:

A

* Comm 1 * Nav 1 * ATC 1 on MCDU 3

65
Q

After APU start and selecting the APU Bleed Air, when does the Crossblled Isolation Valve automatically open?

A

90 seconds after 95% RPM

66
Q

What is the difference between Essential and Non Essential APU modes?

A

* Essential - Air * Non Essential - Ground * Not all AUTO shutdowns are active in Essential Mode

67
Q

The APU is capable of driving the generator when it has reached:

A

95% RPM for at least 4 seconds

68
Q

If the APU is started in the air, what mode is the APU in? How long will it remain in that mode after landing?

A

Essential Mode 15 Minutes

69
Q

What does APU ESSENTIAL CAS message mean?

A

* APU is operating i Essential Mode * A Non Essential Shutdown signal is sensed * The APU will continue operating

70
Q

What are the APU starter limitations?

A

* 3 start attempts * 1 hour cool down **For DC exteral starts a 15 minute cool down is required between start attempts

71
Q

APU generator loading is limited to __% between altitudes of _____feet and _____ feet at speeds greater than __ Mach.

A

85% between altitudes of 30,000 feet and 37,000 feet and speeds greater than 0.85 Mach

72
Q

FADEC has how many power channels?

A

2 (A & B)

73
Q

What are the 4 ways to open the Bleed Air Isolation Valve?

A

* Start Master * Crank Master * APU Bleed Air switch selected on * Manually select to Isolation Valve ON

Gullfstream 450 (2 decks)

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