POH 3 - Limitations Flashcards
Max x wind component for takeoff and landing
27 knots
Max x wind for landing Cat II
15 knots
Max headwind for landing Cat II
16 knots
Max tailwind for takeoff and landing
10 knots
Max operating altitude
41,000 feet
Except in emergency, takeoff or landing will not be attempted whenever peak wind value exceeds
50 knots
Max altitude for single pack ops
31,000 feet
Max severe turbulence penetration speed
280 KIAS/.75M - whichever is lower
Max gear extension speed
220 knots
Max gear extended speed
220 knots
Max gear retraction speed
200 knots
Max airspeed for windshield wiper ops
250 knots
Flaps 1
230 KIAS
Flaps 8
230 KIAS
Flaps 20
220 KIAS
Flaps 30
185 KIAS
Flaps 45
170 KIAS
APU starter motor duty cycle
Not more than 3 starts/start attempts in 1 hour with 2 minute delay between cranking attempts
Bleed air extraction from APU is not permitted above
25,000 feet
Which engine can be started using APU as bleed air source
Either
With APU door not closed or position unknown
Aircraft is limited to 220 KIAS
Or
APU must remain in operation
Max permissible time for ground ops with DC power
5 minutes - to protect CRT displays
During all starts, do not exceed
75% N1 for 2 mins after start
Or
Until all operating indications are in normal range
Whichever is longer
Oil pressure with take off power
45 psi minimum
After cold start, engine must
Remain at idle until oil pressure returns to normal range
When must use continuous ignition
Take off or landing on contaminated runway
Take off with x wind 15 knots or greater
Flight through mod or heavier intensity rain
Flight through mod or heavier intensity turbulence
Flight in vicinity of thunderstorm
Starter cranking limits
Start 1 - 90 seconds max time on - followed by 10 seconds off
Start 2 - 90 - 10
Start 3 and subsequent- 90 seconds max time on - 5 minutes off
During landing, max reverse thrust is prohibited below
75 KIAS and reverse idle should be achieved by 60 KIAS
FLEX takeoff limitations
Anti skid must be operative
No on contaminated runways
No if aircraft has been deiced
No if wing/cowl anti icing bleeds in use
No if warnings of windshear or downdrafts forecast
No with engine that cannot achieve full rated thrust
No when special departure procedure requires full thrust for takeoff
Can you use slats/flaps en route?
No, prohibited
Max slats/flaps extended altitude
15,000 feet
Minimum altitude for flight spoiler deployment
1,000 feet AGL
To ensure adequate maneuver margins, flight spoilers must not be extended inflight at airspeeds below the recommended reference speed plus __.
10 KIAS
Max permissible fuel imbalance between left and right wing tanks
Takeoff: 300 lbs
All other phases: 800 lbs
Takeoff with fuel load in excess of __ in center tank is not permitted unless each wing tank is above ___.
500 lbs
4,400 lbs
Powered crossflow and gravity crossflow must be __ for takeoff
Off
Cowls on temp range
Ground: OAT 10C or below
Air: From TAT 10C to SAT -39c
Wing and cowls on temp range
Ground: Takeoff with OAT 5C or below and contamination/vis moisture
Air: From TAT 10C to SAT -39C below 230 knots
Ground contamination definition
Rwys, ramps, or taxiways with surface snow, ice, slush, or standing water.
Visible moisture definition
Precipitation in any form (fog with vis of 1 mile or less, mist, rain, snow, sleet, and ice crystals or clouds in flight)
If visible moisture is present below 400 feet AGL with OAT 10C or below:
Cowls for takeoff
If OAT 5C or below and visible moisture present below 400 feet AGL:
Wing and cowl for takeoff
Do not hold in icing condition with
Slats or flaps extended
Taxi lights must be switched off when aircraft is
Stationary in excess of 10 minutes
Min brake cooling time is
15 minutes and all BTMS indicators must been green and not increasing
CAT II approaches are prohibited when braking action is reported as
Less than medium
Ops with autopilot engaged is prohibited below 600 feet AGL except:
For visual and non precision approaches (400 feet AGL)
For precision approaches (80 feet AGL)
For precision approaches, the minimum height for autopilot use with one engine operating is
110 feet AGL
Max taxi and ramp weight
75,250
85,000
Max takeoff weight
75,000
84,500
Max landing weight
67,000
75,100
Max zero fuel weight
62,300
70,750
Max APU starting altitude
37,000 feet
Max APU operating altitude
41,000 feet
MEL Categories A
Varies
MEL Categories B
3 days
MEL Categories C
10 days
MEL Categories D
120 days
Differed MX Class 1
10 days max
Differed MX Class 2
30 days max
Max AC Electrical load on Engine or APU driven generator
40
Max DC Electrical load on each TRU
120
Max time at TOGA power on 2 engines
5 minutes
Max ITT for engine start on ground
120 C
Max ITT for engine start in flight
90 C
Min oil pressure at idle
25 PSI
Min oil pressure at TO power
45 PSI
Min fuel for go around per wing with airplane level and assuming max climb attitude of 10* nose up
600 lbs
Operation w autopilot engaged is prohibited below __ except with approaches
600 AGL
Min altitude for autopilot for visual and non-precision approaches
400 AGL
Min altitude for autopilot for precision approaches
80 AGL
Min altitude for autopilot on single engine precision approach or approaches with vertical guidance
110 AGL