MD-80 Limitations Flashcards
Max headwind?
50 Knots
Max ceiling?
37,000 feet
Max tailwind?
10 knots
Max crosswind wet or dry?
30 knots
Max crosswind rudder limited?
12 knots
Max crosswind mu .25?
10 knots
Vmo/Mmo?
340 KIAS/M.84
Climb Speed/ Profile?
320KIAS TO M.74, M.74 to Cruise.
Turbulent Penetration Speed?
250 KIAS <10,000
275-285KIAS/M.75-M.79. Whichever is lower.
Mach Trim Inop speed?
M .78
Landing gear extension & extended?
300 KIAS / M.70
Gear retraction?
250 KIAS
Tire Speed?
195 KTS GS/ 225 MPH
Flaps 0 / Slats Mid
280 KIAS OR M.57
Flaps 11/ Slats MID
280 KIAS/ M.57
Flaps 15/ Slats Full
240 KIAS/ M.57
Flaps 28 /Slats Full
200 KIAS/ M.57
Flaps 40/ Slats Full
195 KIAS/ M.57
With Auto Slat Fail Illuminated?
Max 240 KIAS
Flap Settings between 13 - 15?
Do Not Use!
Max taxi? -83,-88
161,000 LBS.
Max Takeoff? -83,-88
160,000 LBS
Max Structural Landing? -83,-88
139,500 LBS
Max zero fuel weight? -83,-88
122,000 LBS
Fuel Heat must remain off for?
T.O. / Landing / Go-around
Engine A/I on?
Below 6C (or 42F)
Visible Moisture?
Temp/ dew point 3C or less. (5F)
Do Not use Airfoil Ice Protection above?
10*C/ (50 *F)
Instrument limit markings:
Max and Min limits?
Red Radial Line
Instrument limit markings.
Max limit for T.O.? (N1,N2, & EGT only)
Orange Radial Line
Instrument Markings
Precautionary Range?
Yellow Arc
Instrument limitation Markings
Normal Operating Range?
Green Arc
Instrument marking limits
Normal EGT operating range
Some aircraft
White Arc
Min Flight Crew?
Captain and First Officer
Max load factors:
Flaps up?
Flaps down?
Flaps up: +2.5 to -1.0g
Flaps down: +2.0 to 0.0g
Take off runway slope?
+1.7 to -2.0%
Max Tailwind TO & Landing?
10 Knots
Landing Runway Slope?
+2.0 to -2.0%
Max TO & Landing headwind?
50 Knots
Max demonstrated crosswind
Wet and Dry?
30 knots
Max demonstrated Crosswind:
Rudder Manual?
Rudder Restricted?
12 Knots
Max Demonstrated Crosswind
Braking Reported Poor?
10 knots
Contaminant depth
TO Dry Snow?
TO Wet Snow?
4 inches Dry Snow
1/2 in Wet Snow
Contaminant depth landing:
Dry snow?
Wet snow/slush/standing water?
Dry snow 6 inches.
Wet snow/slush/ standing water 1 inch.
Breaking action NIL?
Prohibited.
Takeoff with MU 0.25 or less, or braking action poor?
Takeoff Prohibited!
Barber pole?
Never exceed
Max TO and Landing temp?
Below 2,525 feet PA……………+50*C
At and Above 2,525 feet PA…ISA+40*C
Min TO and Landing Temp?
-54*C
Approved types of Operations?
Day & night/ IFR / Icing/ over water ops.
Do not TO & Land on a runway
Unless aircraft performance data has been supplied by Allegiant Air.
Max Cabin Differential Pressure
8.07 PSI
Max Emergency Relief Pressure
Red Radial
8.32 PSI
Air Conditioning
DO NOT OPERATE EITHER AIR CONDITIONING SYSTEM utilizing apu bleed air unless…….
APU IS SUPPLYING ELECTRICAL POWER.
Do not operate Either Air Conditioning system ……
While aircraft is being de/iced - anti/iced!
Air Conditioning Automatic Shut off:
- ) Must be Auto - all Takeoffs.
2. ) Must Be Auto - all approaches and go arounds.
Air conditioning during engine start w/ APU?
AC supply switch …..OFF.
However, starting 2nd engine, the air supply switch for operating engine may be turned on, provided respective pneumatic cross feed lever is closed.
Air Conditioning automatic shutoff INOP?
- ) both AC systems must be off!
- ) static TO EPR adjusted
- ) 1 system must be ON at EFCA
Using Auto Pilot?
One pilot must be seated, with seat belt fastened.
Min Altitude auto pilot engaged after Takeoff?
500 ft AGL
DO NOT USE PITCH AXIS OF AUTO PILOT?
With an ALTERNATE TRIM INOPERATIVE.
Single Engine coupled approach….
Not authorized!
DO NOT USE AUTOPILOT INSIDE OM OR FAF WITH AN ENGINE INOP.
Auto Pilot use during approaches:
OFF by 50’ below MDA and DA(H)/ IMC.
OFF by 50’ above TDZ during VMC approaches.
OFF if AP TRIM light is illuminated in excess of 3 Seconds, after aircraft is stabilized and tracking Glide Slope. CAN NOT CONDUCT COUPLED ILS OR AUTO LAND APPROACHES.
With engine surge or stall on takeoff with Auto-throttles in use…….
Auto throttles must be disconnected!
Mach Trim Compensator Inoperative ….
M. 78
All aircraft must be operated with the 403421 -960 or 970………
Digital Flight Guidance Computer!
Auto land coupled approaches and landings…….
NOT AUTHORIZED.
AC POWER DISTRIBUTION:
Voltage?
Frequency?
Voltage: 115 +/-8 VAC
Frequency: 400 +/-20 CPS
Engine Generator Load Limits:
Peak?
Max?
Max Continuous?
Peak: over 1.5 for 5 seconds.
Maximum: 1.5 for 5 Minutes.
Max Continuous: 1.0
APU GENERATOR LOADS:
Max Continuous Ground?
Max Continuous Flight? (below 25000’)
Max Continuous Flight? (Above 25000’)
Max cont. grnd-1.25
Max Cont: 1.0
Max Cont: above FL250= .7
DC POWER DISTRIBUTION
Voltage ( L&R ) DC BUSES?
26 V +/- 4.
TR Load:
Max Continuous?
Max difference between two load meters powering the same bus(es)?
Max Continuous. 1.0
Max diff. 0.3
Min BATT Voltage ( no load)?
25 VDC
Min BATT Voltage (EMER PWR SWITCH ON)?
25 VDC
Min BATT Voltage
( with Charger PWRD & BATT SWITCH……..ON)?
31 VDC +/- 6
Battery Amperage:
Max charging - steady state mode?
to the left
65 AMPS
Battery Amperage
Charging - Pulse Mode?
0-40 AMPS.
Battery Amperage
Max Discharging (to the right ) with EMER PWR SWITCH ON?
50 AMPS
Can you reset a tripped BATTERY CHARGER circuit breaker?
NO
Solid State Charger
After CAPT PREFLIGHT of emergency power system, with battery charge low …….
May see up to 40 amps continuously but should steadily continue to decrease as system charges.
Solid State Charger
T. O. Is prohibited if charging rate is greater than…..
20 amps.
T.O. Is prohibited if ……
BATTERY CHARGER annunciation light
Illuminated!
External PWR Source
Volts?
Freq?
Volts: 115 VAC +/-8
Frequency: 400 +/- 20CPS
CSD Oil Temp limit
Maximum?
Red Radial Line
CSD OIL TEMP LIMIT
MAX CONTINUOUS?
Base if YELLOW Arc (11.2)
CSD OIL TEMP RISE LIMITS
11.2 * degrees C ( base of yellow radial line)……
May indicate malfunction, shall be recorded in flight log book.