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58 Cards in this Set
- Front
- Back
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What are the inputs for GPWS?
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Radio Altimeter
VSI Airspeed Glideslope Undercarriage Flaps Barometric Altimeter |
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What are the outputs of GPWS?
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Aural: cockpit speaker and pilot headset
Visual |
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Mode 1: excessive rate of descent with respect to height over ground
What alerts and warnings are provided? |
Alert SINK RATE
Warning PULL UP |
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Mode 1: excessive rate of descent with respect to height over ground
What are the inputs? |
Radio altimeter
Barometric altimeter (CADC) |
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Mode 1: excessive rate of descent with respect to height over ground
When does it change in sensitivity? |
Desensitised when capturing glideslope from above
Sensitivity increased when below glideslope |
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Mode 2: closure with terrain too fast
When is mode 2a armed? When is mode 2b armed? |
Mode 2a: if flaps not in landing position
Mode 2b: flaps in landing position (25 or more) |
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Mode 2: closure with terrain too fast
What alerts and warnings are provided? |
2a: TERRAIN, TERRAIN alert and PULL UP PULL UP warning.
2b: TERRAIN TERRAIN alert only. |
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Mode 2: closure with terrain too fast
What are the inputs? |
2a: Radio altimeter, barometric altimeter (CADC), flap position, airspeed
2b: same as 2a but no airspeed and add gear position. |
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Mode 3: Altitude loss after take off or go around
What alerts and warnings are provided? |
DONT SINK alert
TOO LOW TERRAIN alert No warnings |
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Mode 3: Altitude loss after take off or go around
When does it arm? |
Take off or missed approach recognized when increase in airspeed, radio and baro alt and gear and flap retraction/configuration.
Active above 30ft. Deactive at 1330ft. |
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Mode 3: Altitude loss after take off or go around
When the alerts/warnings sound? |
Alert SINK RATE: if barometric altitude lost equates to approx 10% of radio altitude gained.
Alert TOO LOW TERRAIN: if altitude is greater than 150ft and radio alt decreases by more than 25% |
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Mode 3: Altitude loss after take off or go around
What are the inputs? |
Radio altimeter, barometric altimeter, flap and gear position, airspeed.
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Mode 3: Altitude loss after take off or go around
When does mode arm on descent? |
245ft radio alt if flaps and gear in landing configuration.
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Mode 4: unsafe terrain clearance
When does it arm? |
As 700ft radio alt is passed.
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Mode 4: unsafe terrain clearance
What are the inputs for 4a and 4b? |
Radio alt, flap and gear position, airspeed.
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Mode 4: unsafe terrain clearance
What alerts and warnings are available? |
Alert TOO LOW GEAR
Alert TOO LOW TERRAIN Alert TOO LOW FLAP (4b only) No warnings |
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Mode 4: unsafe terrain clearance
When will mode 4a warnings/alerts sound? |
Alert TOO LOW GEAR: below 190kts and 500ft with gear and flap not in landing configuration.
Alert TOO LOW TERRAIN: above 190kts and below 1000ft same config. |
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Mode 4: unsafe terrain clearance
When will mode 4b warnings/alerts sound? |
Alert TOO LOW FLAP (or GEAR): flap or gear not in landing config, below 159 kts
Alert TOO LOW TERRAIN: flap/gear not in landing config, above 159kts, below 1000ft. |
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Mode 4: unsafe terrain clearance
When is it a good idea to silence mode 4? |
Reduced flap landing due OEI or flaps cannot be set to landing position due fault.
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Mode 5: below glideslope deviation
When does it arm? |
Approaching runway with ILS, NAV is tuned to correct ILS frequency, radio alt less than 1000ft, gear down.
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Mode 5: below glideslope deviation
What alerts and warnings are provided? |
Alert GLIDESLOPE GLIDESLOPE
No warnings |
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Mode 5: below glideslope deviation
When do the alerts and warnings sound? |
Alert GLIDESLOPE GLIDESLOPE sounds when aircraft is 1.3 dots or more below glideslope.
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Mode 5: below glideslope deviation
What happens if deviation increases? |
Repetition rate and volume is increased.
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Mode 5: below glideslope deviation
After inhibiting, when will mode 5 arm again? |
Climbing through 1000ft or descending through 30ft.
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Mode 5: below glideslope deviation
What are the inputs? |
Radio alt, ILS glideslope deviation, landing gear position.
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Windshear mode
What alerts and warnings are provided? |
Warning WINDSHEAR WINDSHEAR WINDSHEAR
No alerts. |
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Windshear mode
When will aural/visual warnings and alerts disappear? |
Aural warning sounds only once.
Visual lights will remain on until windshear dissipates. |
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Windshear mode
When is it armed? |
Below 1500ft radio alt or at point of rotation on take-off.
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Does TCAS or GPWS have priority?
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GPWS
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Which GPWS mode has highest priority? Which has lowest priority?
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Highest priority: windshear
Lowest priority: Mode 5 Glideslope |
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What is the difference betwen GPWS soft warnings and hard warnings?
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Soft warnings, alerts, can be inhibited by pushing GND PROX G/S INHB button.
Hard warnings can not be inhibited. Must take corrective action to stop them. |
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Take-off configuration warning system
What effects does activation have? |
Siren
Illumination of discrete config annunciator Illumination of Master Warning light EICAS message |
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Take-off configuration warning system
What are the inputs? |
Stabiliser trim setting
Speedbrakes setting Spoilers position Park brake LE/TE flaps and slats Thrust lever position Test switch |
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Take-off configuration warning system
When will warnings sound? |
Take-off power is selected
or test switch pressed. |
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Overspeed warning system
Legal requirements? |
Must have two separate overspeed warning systems to protect against VMO/MMO being exceeded.
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Overspeed warning system
What are the inputs? (3) |
IAS, baro altimeter, Mach number all provided by CADC.
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Overspeed warning system
What are the warnings? |
Siren sounds very loudly!
Master Warning light illuminates Discrete overspeed warning light illuminates. Red EICAS message OVERSPEED |
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Overspeed warning system
How is it stopped? |
Cannot be inhibited.
Must slow the aircraft. |
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Low-speed stall warning
When is it activated? |
7% above stall speed
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Low-speed stall warning
What are the warnings? |
Stick shaker then stick pusher.
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Low-speed stall warning
What are the inputs? (5) |
Airspeed
Engine speed (N1) Angle of Attack Air/ground switch Flap position |
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Low-speed stall warning
What is the pitch limit indicator? When does it appear? |
Shows pitch angle at which stick shaker will activate.
Appears when flaps are lowered. |
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Name 5 examples of an advisory.
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Yaw damper fault
APU fault Anti-skid fault IRS fault Cabin entry door unlocked |
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What happens when an advisory is triggered?
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EICAS amber message indented.
No aural. |
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Name 5 examples of cautions.
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Engine overheat
Low fuel state Leading edge flap asymmetry Bleed air duct leak Auto-throttle disconnect |
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What happens when a caution is triggered?
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Beeper sounds four times.
Master Warning light illuminates. Amber message on EICAS screen. |
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Name 5 examples of warnings and their associated aural sounds.
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Excessive cabin altitude (siren)
Configuration warning (siren) Overspeed warning (siren) Autopilot (wailer) Fire (bell) |
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When are warnings inhibited?
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From lift off to 400ft radio alt or 20 seconds whichever occurs first.
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When are cautions inhibited?
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During take-off roll 80kts to 400ft radio alt or 20 seconds which occurs first.
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What happens to auto-throttle if take off is aborted before 80kts?
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Auto-throttle will cause thrust levers to advance to take off power again.
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How can aural caution and warnings be inhibited?
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Pressing master warning switches.
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Landing configuration warning system
When will it activate? |
If gear is not down and...
1) landing flap is selected OR 2) Below 800ft radio alt with either thrust lever at idle |
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Landing configuration warning system
What are the warnings/cautions? |
Red master warning light illuminates
Red config light illuminates Red EICAS message GEAR NOT DOWN Aural siren |
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Landing configuration warning system
How do you inhibit? |
Push GND PROX/GEAR OVRD switch
Correct config error Press master switch (only works for below 800ft and idle thrust situation). |
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What is the legal requirement in regards to carriage of FDRs/CDRs?
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Aircraft greater than 5700 must carry.
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Where are FDR and CDR usually located?
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Tail section of fuselage.
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How long do FDRs need to record for?
When do they start and stop recording? |
Last 25 hours
Turns on with first engine start. Turns off with last engine shut down. |
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How long do CVRs need to record for?
When do they start and stop recording? |
Last 30 minutes
Active whenever electrical power is supplied to cockpit. |
