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Allegiant > MD-80 Limitations > Flashcards

MD-80 Limitations Flashcards

1
Q

Maximum Allowable Load Factors

A

Flaps Up +2.5g to -1.0g

Flaps Down +2.0g to 0.0g

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2
Q

Max T/O Runway Slope

A

+1.7%

-2.0%

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3
Q

Max Landing Runway Slope

A

+ 2.0%

- 2.0%

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4
Q

Max T/O and Landing Wind Components

A

Headwind (Company) 50 kts

Tailwind 10 kts

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5
Q

Max Demonstrated Crosswind Component

A 
Dry Runway 30 knots
Wet Runway (Company) 30 knots
Rudder Manual (Company) 12 knots
Rudder Restricted Landing (Company) 12 knots
Braking Reported Poor (Company) 10 knots
***Do not include gusts***
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6
Q

Takeoff and Landing Altitude Restrictions

A

-1,000’ PA to 8,500’ PA

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7
Q

Max Runway Contamination Depths

A

T/O
Dry Snow - 4”
Slush/Standing Water - 1/2”
Wet Snow - 1”

Landing
Dry Snow - 6”
Wet Snow/Slush/Standing Water - 1”

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8
Q

Vmo/Mmo

A

340 Knots, .84 Mach

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9
Q

Max Rough Airspeed (TAPS)

A

285 Knots or Mach .79

Whichever is lower

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10
Q

Max T/O and Landing Temperature

A

Below 2525’ PA +50C

At and above 2525’ PA ISA + 40C

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11
Q

Minimum T/O and Landing Temperature

A

-54C

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12
Q

Maximum Taxi Weight

A

161,000

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13
Q

Maximum T/O Weight

A

160,000

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14
Q

Maximum Landing Weight

A

139,500

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15
Q

Maximum Zero Fuel Weight

A

122,000

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16
Q

Maximum Cabin Differential Pressure

A

8.07 PSI

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17
Q

Maximum Emergency Relief Pressure (Red Radial)

A

8.32 PSI

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18
Q

Minimum Autopilot Altitudes

A

Takeoff - 500’ AGL
IMC Approach - 50’ below DH or MDA
VMC Approach - 50’ above TDZ

DO NOT use autopilot inside the outer marker or FAF single engine

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19
Q

AC Voltage

A

115 +/- 8 VAC

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20
Q

Frequency

A

400 +/- 20 CPS

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21
Q

Engine Generator Load

A

Peak - Over 1.5 for 5 seconds
Maximum - 1.5 for 5 minutes
Maximum Continuous - 1.0

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22
Q

APU Generator Load

A

Max Continuous Ground - 1.25
Max Continuous Flight Below 25,000’ - 1.0
Max Continuous Flight 25,000’ and above - .7

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23
Q

Voltage L and R DC Buses

A

26 +/- 4 Volts

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24
Q

DC TR Load

A

Max Continuous 1.0

Max Difference Between Two Load Meters Powering the Same Buses 0.3

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25
Q

Battery Voltage

A

Min (No Load) 25 VDC
Min (Emergency Power Switch On) 25 VDC
With charger powered and battery switch on 31 +/- 6 VDC

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26
Q

Battery Amperage

A

Max Charging - Steady mode (to the left) - 65 Amps
Charging - Pulse Mode - 0-40 Amps
Max Discharging (to the right) with Emerg Power Switch ON - 50 Amps

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27
Q

External Power Source Voltage and Frequency

A

115 +/- 8 VAC

400 +/- 20 CPS

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28
Q

DO NOT Reset CBs

A 
Battery Charger
Auxiliary Hydraulic Pump
Fuel Pump
Fuel Quantity
Lavatory Flush Motor (Company)
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29
Q

Flap/Slat Maximum Limit Speeds

A

Slats Extended/Flaps 0 - 280 Knots or .57Mach
Slats Mid/Flaps 11 - 280 Knots or .57 Mach
Slats Full/Flaps 15 - 240 Knots or .57 Mach
Slats Full/Flaps 28 - 200 Knots or .57 Mach
Slats Full/Flaps 40 - 195 Knots or .57 Mach

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30
Q

Speedbrake/Ground Spoilers Limitations

A

Speedbrakes may only be used in the Flaps 0 configuration.
DO NOT move speedbrakes to ground spoiler position in flight.
DO NOT extend landing gear while the speedbrakes are deployed.
DO NOT operate the airplane below 220 KIAS with the speedbrakes extended.
DO NOT arm ground spoilers prior to landing gear extension.

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31
Q

Minimum Fuel for Dispatch

A

4,000 lbs in each main tank

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32
Q

Minimum Fuel for Go-Around

A

500 lbs in each main tank

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33
Q

Maximum Permissible Imbalance

34
Q

Maximum Permissible Aux Tank Imbalance

A

400 lbs

* Does not apply to ballast fuel loads.

35
Q

Fuel Loading

A

Wing Tanks Combined - 18,200 lbs
Center Tank - 20,600 lbs
Forward and Aft Aux Tanks (-83) - 3,800 lbs each

36
Q

Hydraulic Quantity (Company)

A

Analog System - Minimum quantity with flaps retracted and hydraulic system pressurized - Any quantity above the red line (5 quarts)
Digital System - Minimum quantity with flaps retracted and hydraulic system pressurized - 5 quarts

37
Q

Hydraulic Pressure

A

Aux Pump and Engine Driven Pump in High mode - 2800-3200 PSI
Engine Driven Pump in low mode - 1300-1700 PSI
Transfer Hydraulic Motor/Pump - 2000-3200 PSI

38
Q

Static Port Heaters

A

Must be on in standing water, slush or wet snow if the temperature is 5C or below.

39
Q

Engine Anti-ice

A

Must be on for taxi and T/O if visible moisture is present or anticipated and the ambient air temperature is below 6C.
*Visible moisture includes a temperature/dewpoint spread of 3C or less.

40
Q

Airfoil Ice Protection

A

May be turned on at EFCA when airframe icing conditions are anticipated or encountered following departure.
***DO NOT use airfoil ice protection above 10C.

41
Q

Inflight Ice Protection

A

Engine and airfoil ice protection must be used during flight when RAT is reading between +5C and -15C and icing conditions are present or anticipated.

42
Q

Tail De-ice

A

Must be on

  • Within one minute prior to landing flap extension
  • At least once every 20 minutes
  • After leaving icing conditions, prior to turning the airfoil anti-ice system off.
43
Q

Windshield anti-ice INOP Limits

A

At or below 10,000’ - 315 KIAS

Above 10,000’ MSL - No limit

44
Q

Brake Temperature Limits

A

For setting the parking brake - 250C

For takeoff - 205C

45
Q

Landing Gear Operating Speeds

A

Extension/Extended - 300 KIAS or .70 Mach
Retraction - 250 KIAS
Tire Limit - 195 Knots GS

46
Q

Mach/Airspeed Indicators Max Allowable Difference

A

Mach indication at .8 Mach - .02 Mach
250-340 KIAS - 10 Knots
150-249 KIAS - 6 Knots
80-149 KIAS - 4 Knots

47
Q

Overspeed Warning INOP Limits

A

Below 25,300’ - 325 KIAS

Above 25,300’ - .79 Mach

48
Q

Minimum Flight Crew Oxygen Pressure

49
Q

Maximum Pneumatic System Pressure During Crossbleed Starts

50
Q

APU Starter Motor Duty Cycle

A

Two start attempts up to 90 seconds each
Five minutes off
One start attempt up to 90 seconds
Sixty minutes off

51
Q

APU Service Ceiling

52
Q

APU EGT Limits

A

Starting: 760C for 30 seconds

Max Continuous: Base of yellow arc

53
Q

Cracked Windshield Operating Limits

A

Below 10,000’ MSL - If the 3/16” inner defog glass ply of the center, FO or CA windshield is cracked - Under 235 KIAS
At or Above 10,000’ MSL - No speed restriction

54
Q

Max Residual EGT before moving fuel lever for engine start

55
Q

Engine Starter Duty Cycle

A

90 seconds on
5 minutes off
30 seconds on
5 minutes off

*Initial cycle may consist of any combination of starter engagement periods, not to exceed 90 seconds, as long as rotation stops between attempts. A minimum of 15 minutes is required prior to a new initial engagement.

56
Q

RPM Limits (N1 and N2)

A

Max T/O (Art off) - Red radial line
Max T/O (Art on) - Orange Radial line

  • Not to exceed five minutes
57
Q

EGT Takeoff Limits

A

Max Red Radial Line - 625 - 5 mins
Max Red Radial Line - 630 - 2 mins
Normal (including flex) - 590 - 5 mins
Normal (including flex) - 595 - 2 mins

58
Q

MCT

A

Base of yellow arc

59
Q

Starting EGT Limits

A

Ground - 500C
Flight - 625C (red radial)

  • Momentary for starting
60
Q

Idle EGT

A

480C

*Not a limitation. Rather a guideline value, an exceedence of which should be reported to MX.

61
Q

Acceleration EGT

A

Red Radial - 2 minutes

62
Q

Minimum allowable normal oil pressure

63
Q

Max Oil Temperature

A

Max Continuous - Base of the yellow arc/Amber light (135C)
Max - Red radial or light (165C)
***Between 135-165 allowed for a max of 15 minutes

64
Q

Oil Quantity

A

Minimum 8 quarts required with engines stabilized at idle thrust.
Normal full: 12-16 quarts

65
Q

Engine Sync

A

Must be off below 1,500’AGL

66
Q

Automatic Reserve Thrust System (ART)

A

Must be off when using FLEX or or making a max thrust T/O

67
Q

Shut down Criteria

A

EGT - Red radial/light + 15C
N1 RPM - Red radial/light + 1.2%
N2 RPM - Red radial/light + 1.0%

68
Q

Engine Ignition Toggle Switch

A 
Override Position:
2 minutes on
3 minutes off
2 minutes on
23 minutes off
69
Q

Engine Ignition Rotary Switch

A

10 minutes on, 10 minutes off, repeat as necessary

70
Q

Reverse Thrust (Powerback)

A

DO NOT apply more than 1.3 EPR during reverse taxi operations
>1.2 EPR limited to momentary as necessary to initiate power back

71
Q

Reverse Thrust (Landing)

A

Dry runway max reverse - 1.6 EPR

Wet or slippery runway max reverse - 1.3 EPR

72
Q

Maximum Operating Altitude

73
Q

Resetting CBs

A

MX action is required to reset any CB outside QRH unless pilot can readily determine cause.

74
Q

Solid State Battery Charger Limitations

A

T/O prohibited if the charging rate is greater than 20 Amps.

T/O prohibited if BATTERY CHARGER annunciation light is illuminated.

75
Q

AUTO SLAT FAIL Annunciator

A

Limit speed for slat extension to 240 KIAS

76
Q

RUDDER TRAVEL UNRESTRICTED

A

Must be illuminated for takeoff

77
Q

When must a physical check of the wing upper surfaces be completed before T/O?

A
  1. If lower wing frost or ice on either wing is noted while performing the preflight
  2. Ambient temperature is less than 14C with high humidity or visible moisture
78
Q

EFIS Screen Limitations

A

If flying pilot has compacted to PFD, may fly approach down to 300 & 3/4 provided FD is operational.
If either PFD fails, the associated ND will be compacted and the following limitations apply:
1. Either pilot may fly in VMC
2. The ND compact mode is not approved as a primary flight inst.

79
Q

APU Air Switch

A

Must be off for all in-flight operations

80
Q

Engine Warm Up

A

Two hours or less does not require warm up

If off for > 2 hours, warm up at thrust setting normally used for taxi operations for five minutes.

Allegiant (6 decks)

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