Limitations 700 Flashcards
This deck is a copy of a Quizlet deck
Fuel imbalance
Takeoff…..300 lbs.
Flight……..800 lbs.
Engine Type
Thrust Rating
GE CF34-3B1
• 8,729 lbs per engine
• 9,220 lbs per engine
V Wiper
220 KIAS
Dry motoring limitations
90sec-5 min off
30sec-5 min off
Pressure refueling
19,594 lbs.
Max Tire speed
182 KIAS
Automatic Flight Control System
Use of speed mode (DES or IAS), flight director or autopilot coupled, during approach is not permitted
- Not permitted for approaches below 600’ AGL except for visual and non-precision approaches
- For precision approaches (PAR/ILS), the minimum is 100’ AGL
APU Start cycle (DC Ground Power)
3 start attempts in one hour with 2 min between each
APU Start cycles (Battery)
3 start attempts in one hour with 2 min between each
Cargo in cargo compartment
Flight must be within 45 min of suitable airport
Maximum Weight in Cargo Compartment
1,000 lbs. (for)
3,300 lbs. (aft)
- Max load on TRU
* Max time with DC power to protect CRT displays
- 100 amps
* 5 minutes
WING ANTI-ICE Conditions
- Icing conditions exist when the OAT (for takeoff) is 5c or TAT (inflight) is 10c or below, and;
- Visible moisture in any form is present in flight or below 400’ AGL for ground operations
- Runway surfaces are wet or contaminated
Ramp Weight
75,250 lbs.
- Max altitude for single pack operation
* Max differential
- 31,000’
* 8.7 psi
N2 split at ground idle power
Not greater than 2% N2
Turbulence Penetration Speed
280 KIA’S / .75 M
whichever is lower
Max ITT for start
Cold start
900c
Engine must be run at idle until oil pressure returns to normal range
Tactile check
- OAT 5c or less
- Wing fuel temp 0c or less
- Atmospheric conditions conducive to frost formation
- Ice and frost may contine to adhere to wing surfaces even at temps above 5c
- Maximum slats/flaps altitude
* Enroute use of slats/flaps
- 15,000
* Prohibited
Maximum Takeoff Weight
75,000
APU Door not closed or position unknown
300 KIAS
And APU must remain in operation
Engine start limit
Shutdown limit
- During all starts do not exceed 75% N1 for 2 minutes after start or until all operating indications are in the normal range whichever is longer
- Operate engines for 2 minutes prior to shutdown.
Airplane cold soak
-30 for than 8 hrs, before first flight:
• engines motored for 60 sec and fan rotation verified
• thrust reverses actuated until the deploy stow cycles less than 5 sec
Max gear extension speed
220 KIA’S
Cowl Anti-ice system
Cowl anti-ice must be on for all ground and flight ops when icing conditions exist except when
• Inflight SAT is -40 or below or
• Ice is annunciated
Maximum Landing Weight
67,000
If both engines are to be started using the APU bleed air
The operating engines thrust must not exceed 70% N2
EICAS Limit Markings
• Red
• Amber
• Green
- Maximum and Minimum Limitations
- Caution
- Normal Operating Range
COWL ANTI-ICE Conditons
- Icing conditions exist when the OAT (on the ground and for takeoff) or TAT (inflight) is 10c or below, and;
- Visible moisture in any form is present in flight or below 400’ AGL for ground operations
- When operating on surfaces that are wet or contaminated
Takeoff power oil pressure minimum
45psi
Wing Anti-Ice System
Wing anti-ice must be ON for T/O and flight ops when
• Icing conditions exist and airspeed less than 230 KIAS
• ICE is annunciated by the ice detection system
• Except when inflight SAT is -40c or less
- Flight spoilers min altitude
* To ensure adequate maneuver margins, flight spoilers must not be deployed below
- 1,000’ AGL
* Ref plus 17 KIAS
Maximum Zero Fuel Weight
62,300 lbs.
Bleed air extraction from APU
NOT permitted above
25,000’
Continuous ignition
- T/O and landing on Contaminated Runways
- T/O with x wind components greater than 15 KIAS
- Flight through moderate or heavier intensity rain
- Flight through moderate or heavier intensity turbulence
- Flight in the vicinity of thunderstorms
Flaps Vfo
8 - 230 KIAS
20 - 230 KIAS
30 - 185 KIAS
45 - 170 KIAS
Taxi Lights
Off when plane is stationary for more than 10 minutes
When must the wing anti-ice be turned on
2 minutes prior to T/O during all ground ops 5c OAT or below unless type III or type IV anti-icing fluid has been applied
Why 2 minute delay observed between APU cranking attempts
Allow for the starter and starter contactor cooling and fuel drainage
Starter cranking limits
90 secs……..10 secs off
90 secs……..10 secs off
90 secs……..5 minutes off
Flaps Vfe
8 - 230 KIAS
20 - 230 KIAS
30 -185 KIAS
45 -170 KIAS
Brake cooling limits
Minimum is 15 minutes and all BTMS Indicators must be green and not increasing
Initiation of thrust lever from SHUT OFF to IDLE
ITT must be 120c or less for all ground starts
90c or less for all air starts
Max gear extended speed
220 KIAS
Thrust Reversers
75 KIAS not more than 60% N1
60 KIAS reduced to idle not above 30% N1
Max gear retraction speed
200 KIAS
