ATR 72 - 600 Limitations

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ATR 72 - 600 Limitations
Rieul Gendron
Flashcards by Rieul Gendron, updated more than 1 year ago
Rieul Gendron
Created by Rieul Gendron over 2 years ago
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Resource summary

Question Answer
Maximum operating altitude 25,000 feet
Manoeuvring Limit Load Factors Flaps retracted - 1 G to + 2.5 G
Manoeuvring Limit Load Factors Flaps or gear extended 0 G to + 2.5 G
Do not operate cargo door with a cross wind component of more than _____ knots 45
Silver Airways AT76 aircraft have ___ installed passenger seats 70
What is VMO? 250 KIAS
What is MMO? Mach 0.55
What is VFE/VFO for flaps 15? 185 KIAS
What is VFE/VFO for flaps 30? 150 KIAS
What is VLE? 185 KIAS
What is VLO (gear down)? 170 KIAS
What is VLO (gear up)? 160 KIAS
Maximum tire speed is ___ KIAS. If this limit is exceeded, which tires must be changed? 165 All tires
What is the tailwind limit for takeoff and landing? 15 KIAS according to ATR 10 KIAS at Silver
What is the maximum mean runway slope for takeoff and landing? + / - 2 %
What is the maximum demonstrated crosswind component for takeoff or landing with flaps 30? 35 KIAS
How many pax in aft before possible toppling in an otherwise empty plane? 7
What is VA? 175 KIAS
What is VWO (wiper operation speed)? 160 KIAS
What is VMCL (minimum control speed on landing/approach) flaps 15? 98 KIAS
What is VMCL (minimum control speed on landing/approach) flaps 30? 98 KIAS
What is max ramp weight? 51080 LBS
What is the max takeoff weight? 50705 LBS
Starter Limitations 3 starts with 1 minute and 30 seconds maximum combined starter run time, followed by 4 minutes off.
Max differential pressure 6.35 PSI
Max differential pressure for landing 0.35 PSI
MAX differential for OVBD VALVE full open selection 1.0 PSI
Max negative differential pressure - 0.5 PSI
Max alt for one bleed ops 20,000 ft
Avoid operation in feather above _____% TQ 66.6
Use of NP settings below ___% in icing conditions is prohibited 82
What fuel types are prohibited? Use of JP 4 or JET B is prohibited
What fuel types are acceptable? JET A, JET A1, TS1, RT, JP5
Max pressure during refueling (state answer in PSI and bars): 50 PSI or 3.5 bars
Max fuel imbalance one engine inop: 440 LBS
Max fuel unbalance both engines operating: 1609 LBS
The total quantity of fuel usable in each tank is ____ lbs 5510
What is the maximum landing weight? 49, 273 LBS
What is the maximum zero fuel weight? 46, 296 LBS
Avoid static operation between ___% and ____% NP 41.6 62.5
For reserve takeoff, state the limits for: Time Limit TQ (%) ITT (Celsius) NH, NL, NP (%) Oil Pressure (PSI) Oil Temperature (Celsius) 10 mins (but > 5min for SE ops only) 100 % 800 Celsius 103.2% 104.2% 101% 55-65 PSI 0 - 125 Celsius
For normal takeoff, state the limits for: Time Limit TQ (%) ITT (Celsius) NH, NL, NP (%) Oil Pressure (PSI) Oil Temperature (Celsius) 5 mins 90 % Dependent on OAT (Between 739 & 765) 101.9% 101.4% 101% 55-65 PSI 0 - 125 Celsius
For max continuous, state the limits for: Time Limit TQ (%) ITT (Celsius) NH, NL, NP (%) Oil Pressure (PSI) Oil Temperature (Celsius) Unlimited 90.9% 800 Celsius 103.2% 104.2% 101% 55-65 PSI 0 - 125 Celsius
For ground idle, state the limits for: NH Oil Pressure (PSI)* [Please state note also] Oil Temperature (Celsius) 66% MIN 40 PSI MIN (*up to 75% NH only) NEG 40 - 125 Celsius
For hotel mode, state the limits for: ITT (Celsius) Oil Pressure (PSI) Oil Temperature (Celsius) 715 Celsius 55-65 PSI 0 - 125 Celsius
For starting, state the limits for: Time Limits & corresponding ITT Oil Temperature (Celsius) 950 Celsius for 5 secs, then 840 Celsius for a further 15 secs NEG 54 Celsius
Each electric pump is able to supply how many engines in the whole flight envelope? One
One electric pump and associated jet pump are able to supply how many engines in whole flight envelope? Both/two
Single DC GEN Operation In-Flight: If OAT exceeds ISA +____ , flight level must be limited to FL ____ 25, 200
Takeoff with more than how many Failed MFC Modules is PROHIBITED? One
Minimum height for autopilot engagement on take off: ___ft. 100
Minimum height for use of either autopilot or flight director when not during take off or approach: 1000 feet
Minimum height for use of either autopilot or flight director when in VS or IAS mode during approach: 160 feet
Minimum height for use of either autopilot or flight director when in CAT 1 APP mode: 160 feet
Can you hold with any flaps extended in icing conditions? No, except for single engine operations.
The general cabin illumination system must be on for not less than ____ minutes before each flight. 15
What are the Max Load and corresponding time limits for DC GEN? 400 A ..... None 600 A ..... 2 mins 800 A ...... 8 secs
What are the Max Load and corresponding time limits for TRU? 60 A ...... None 90 A ....... 5 mins
For 'transient', state the limits for: Time Limit TQ (%) ITT (Celsius) NH (%) ; NL (%) ; NP (%) Oil Pressure (PSI) 20 secs 120 % 840 Celsius NH = 106.4% ; NL= 106.8% ;NP = 106 % 40 - 100 PSI ~~~~~~ And 5 secs for NP 120%
What are the Max Load and corresponding time limits for ACW GEN? 20 KVA ..... None 30 KVA ..... 5 mins 40 KVA ..... 5 secs
What are the Max Load and corresponding time limits for INV? 500 VA .... None 575 VA .... 30 mins 750 VA ..... 5 mins
When should you not use AP/YD in single source configuration (one ADC and/or one AHRS lost)? 1. Below 1000 ft AGL and/or IAS below 160 kts; or 2. With stall warning inoperative.
How many icing detection lights must be operative prior to flight into icing conditions AT NIGHT? ALL
Can the ice detector be inoperative for flight into icing conditions? No
When should the TCAS be turned to TA ONLY? Engine out operations Stick pusher/shaker failure Flight with landing gear down
When must the TCAS be turned to STBY? ATC request
When can you use NAV Mode for VOR approach using either autopilot or FD? When co-located DME is available; DME HOLD is not selected
What are the crosswind limits for the various braking action values? Good ..... 35 Good/Medium .... 28 Medium .... 22 Medium/Poor ..... 16 Poor ..... 10
What is the minimum pavement width for a 180 degree turn? 70.2 feet
What is a Minimum Equipment List (MEL)? List of items that may be inoperative for flight
What is a CDL? Stands for Configuration Deviation List. The CDL is a listing of regulator-approved non-structural external parts that may be missing but the airplane remains airworthy.
What is meant by NEF? Stands for non-essential equipment & furnishings. Deals with inoperative, damaged or missing nonessential items located throughout the aircraft, and cosmetic items which are fully serviceable but worn.
What are the repair timeframes for A, B, C & D items in an MEL? Does it include the date of discovery? A ... Specified in MEL B ... 3 days C .... 10 days D .... 120 days NO
What is one important limitation to know about the oil for the ATR? Mixing of different brands of oil or viscosities of oil is not recommended.
State the engine limitations for "other" and any notes NP 106 % Authorized to achieve a flight provided that TQ does not exceed 75.2% in CLB and 73.13% in CRZ 20 mins - - - Oil temp 140 Celsius
Above what temperature must the flight crew maintain the oil temperature to ensure protection for the engine air inlet against ice accumulation? + 45 Celsius
Is flight with an engine running and the prop feathered permitted? No
In case of navigation capability degradation leading to the loss of required navigation performance, what must the crew do? Inform ATC Revert to alternate navigation means
What should the crew do if any of these is triggered during approach? UNABLE RNP, GPS INTEG, NAV DR, RNP, POS, HIL, GPS Go around
Can you use the terrain display for navigation? No; it's a situational awareness tool
With regards to the oxygen limitations graph, what is the reference temperature (a) on ground; (b) in flight? (a) Cabin Temperature or OAT (whichever is higher) (b) Cabin Temperature
With regards to the oxygen limitations graph, what time and altitude assumptions are made? Min bottle pressure required to cover a cabin depressurization at MID-TIME of flight. Emergency descent from 25,000 ft to 13,000 ft within 4 mins and flight continues below 13,000 ft.
With regards to the oxygen limitations graph, what pax oxygen consumption is assumed? 30% pax oxygen consumption
In case of smoke emission, the oxygen system protects the flightcrew members for how long? 15 mins
Can the flight crew member remove his oxygen mask when he is required to use oxygen? Only when necessary in connection with regular duties
Define ground icing conditions. When OAT is at or below 5 Celsius, when operating on ramps, taxiways and runways where surface snow, standing water or slush is present.
Define flight icing conditions. When OAT on ground and takeoff is at or below 5 Celsius, or when TAT in flight is at or below 7 Celsius and visible moisture in the air in any form is present.
What must you do to avoid getting nuisance alerts from the TAWS? The predictive TAWS functions must be inhibited when landing at an airport that is not included in the airport database.
What must the pilot do to ensure he receives proper terrain alerting? The current local QNH must be entered in the pilot’s altimeter.
The aircraft is certified in the transport category for day and night operations, in WHAT conditions, when the appropriate equipment and instruments required by the airworthiness and operating regulations are approved, installed and in an operable condition? 1. VFR and IFR 2. Flight In Icing Conditions 3. Reverse thrust taxi (Single or Twin Engine). NOTE: Silver Airways is not authorized to conduct Reverse Thrust Taxi operations.
What is the altitude and temperature range for the takeoff and landing environmental envelope? NEG 1000 ft to 8500 ft NEG 35 Celsius to + 50 Celsius
State three propeller limitations for GROUND operation. 1. Engine run up must be performed into the wind. 2. Avoid static operation between 41.6% and 62.5% NP. 3. Avoid operation in feather above 66.6% TQ
State two propeller limitations for FLIGHT operation. 1. Use of NP settings below 82% in icing conditions is prohibited. 2. AT76 airplanes are protected against a positioning of power levers below the flight idle stops in flight by an IDLE GATE device. Any attempt to override this protection is prohibited.
State a propeller limitation that applies to both flight and ground ops. If a propeller is involved in an overspeed or in an engine overtorque, refer to the propeller maintenance manual. "Torque / Write / Talk"
What two things are important to do when deplaning without a tailstand? 1. Ensure Aft Rear Cargo is unloaded before the passengers are deplaned. 2. The Captain will ask Flight Attendant (Fwd) to move to row 9 before the "Seatbelt Sign" has been turned OFF. The Flight Attendant will hold back passengers seated in rows 1 through 8 while rear pax deplane.
State one important thing when boarding without a tailstand? Maintain the forward cargo load at least equal or higher than the aft cargo load.
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