AFM LIMITATIONS
CRJ 900LR
AFM LIMITATIONS
Refer to the
Airplane Flight Manual
(AFM) for the complete
set of limitations.
The limitations
contained within the
Airplane Flight Manual
(AFM) take precedence.
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AFM LIMITATIONS
RVSM Required Equipment List
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Autopilot (1)
Must be Operational
Altitude Alerting System
Must be Operational
Altitude Reporting
Transponder (2)
One (1) Must be Operational
Air Data Computer (2)
Two (2) Must be Operational
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AFM LIMITATIONS
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Condition
Weight (LBS.)
Maximum Taxi and Ramp Weight
_______
85,000
Maximum Takeoff Weight
_______
84,500
Maximum Landing Weight
_______
75,100
Maximum Zero Fuel Weight
_______
70,750
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AFM LIMITATIONS
Max airport pressure altitude for takeoff & landing is 10,000 feet.
Maximum operating altitude is 41,000 feet.
Maximum ambient air temperature for takeoff and landing is
ISA + 35 C.
Minimum ambient temperature approved for takeoff is - 40 C.
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AFM LIMITATIONS
Cowl Anti-Ice System
Ground Operations:
The cowl ant-ice system must be ___
___
OAT is 10
ON when the ____
C or below and visible moisture in any form is present
(such as fog with visibility of _____
1500 meters [ _______
one mile ] or
less, rain, snow, sleet and ice crystals).
The cowl ant-ice system must also be ___
ON when the ____
OAT
is __
10 C or below when operating on runways, ramps, or
taxiways where surface snow, ice, standing water, or slush
is present
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AFM LIMITATIONS
Cowl Anti-Ice System
Flight Operations:
Icing conditions exist in-flight at a ____
__ C or below,
TAT of 10
and visible moisture in any form is encountered (such as
clouds, rain, snow, sleet or ice crystals), except when the
____
SAT is ____
- 40 C or below
The cowl anti-ice system must be ON:
When in ____
Icing conditions, or
When ____
ICE is annunciated by the ice detection system.
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AFM LIMITATIONS
Wing Anti-Ice System
Ground Operations:
The wing ant-ice system must be ON
___ when the ____
OAT is ___
5
C or below and visible moisture in any form is present
(such as fog with visibility of _____
1500 meters [ _______
one mile ] or
less, rain, snow, sleet and ice crystals).
The wing ant-ice system must also be ON
___ when the OAT
____
is __
5 C or below and the runway is contaminated with
surface snow, slush or standing water.
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AFM LIMITATIONS
When Type II, Type III or Type IV anti-icing fluids have
been applied, the wing-anti-ice system must only be
selected ON just prior to ____________
thrust increase for takeoff.
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AFM LIMITATIONS
Wing Anti-Ice System
Flight Operations:
Icing conditions exist in-flight at a ____
__ C or below,
TAT of 10
and visible moisture in any form is encountered (such as
clouds, rain, snow, sleet or ice crystals), except when the
____
SAT is ____
- 40 C or below
The wing anti-ice system must be ON:
When ____
ICE is annunciated by the ice detection system, or
When in ____
Icing conditions and the airspeed is less than
230 KIAS.
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AFM LIMITATIONS
Super-Cooled Large Droplet Icing
Continued operation in areas where SLD icing conditions
exist is _________.
prohibited
The ____
wing and ____
cowl anti-icing systems must be ___
ON in SLD
icing conditions.
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AFM LIMITATIONS
The maximum runway slopes approved for takeoff and
landing are;
+ __
2 %
- __
2 %
The maximum tailwind for takeoff and landing is 10
__ knots.
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AFM LIMITATIONS
Cold Weather
Before the first flight of the day, when the airplane is coldsoaked at an ambient temperature of -___
30 degrees C or
below for more than 8______
hours :
the engines must be motored for __________
60 seconds and fan
______ must be verified before engine start is initiated.
rotation
Thrust reversers must be actuated until the deploy and
stow cycles are less than __
2 seconds.
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AFM LIMITATIONS
Oil Temperature
Minimum for Engine Start ___
- 40 C
Maximum Continuous ___
155 C
Maximum Permissible ___
163 C (15 min maximum)
Oil Pressure
25 psi minimum
Steady-state Idle ___
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Continuous engine ignition must be used during the
following:
►
__________________________________________________
Takeoff and landing on contaminated runways
►
__________________________________________________
Flight through moderate or heavier intensity rain
►
__________________________________________________
Flight through moderate or heavier intensity turbulence
►
__________________________________________________
Flight in the vicinity of thunderstorms
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AFM LIMITATIONS
The starter must not be used if indicated ___
N2 rpm exceeds
___%.
45
At initiation of thrust lever movement from SHUT OFF to
IDLE:
ITT must be 120
___ degrees C or less for all ground
starts.
ITT must be 90
__ degrees C or less for all air starts.
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AFM LIMITATIONS
The maximum fuel imbalance for takeoff is 300
___ Lbs.
The minimum fuel quantity for a go-around is 600
___ lbs per
wing (with the airplane level) and assuming a maximum
airplane climb attitude of 10
__ degrees nose up.
Total fuel capacity for pressure refueling ______
19,594 .
Takeoff with a fuel load in excess of ___
500 lbs in the center tank is not
permitted unless:
• Each main wing tank is above 4,400
_____ lbs.
• Each main wing tank is above _____
2,000 lbs., and the allowable zero
fuel weight of the fuel in the center tank in excess of 500 lbs. and the
center of gravity in this configuration is verified to be within the
allowable CG envelope.
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AFM LIMITATIONS
Takeoff with engine fuel temperature indications below _
5
degrees C is prohibited.
________
Powered crossflow and ______
OFF
gravity crossflow must be ____
for takeoff.
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AFM LIMITATIONS
Oil
The maximum duration without engine oil servicing is __
36
operating hours.
For airplane operations in excess of 36 operating hours
(without engine oil tank servicing), the engine oil level
must be checked from the flight compartment ENGINE
OIL LEVEL panel within 3
_ minutes to 2
_ hours after every
engine shutdown.
If the use of the oil replenishment system is required, then
the engine(s) should be replenished within 15
__ minutes to
_ hours after engine shutdown.
2
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AFM LIMITATIONS
Minimum ambient temperature for starting a cold-soaked
APU on the ground is ____
- 40 C.
Maximum RPM: 106
___%
Maximum EGT not to be exceeded under any operation:
____ C.
1038
Maximum APU starting altitude: ______
37,000
Maximum operating altitude: ______
41,000
Maximum APU generator load in-flight: 40
__ kVA.
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AFM LIMITATIONS
Bleed air extraction from the APU is not permitted above
______
25,000 ft.
____
Each engine may be started using the APU as a bleed air
source during ground operations.
The maximum altitude for single pack operation is ______
25,000
feet.
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AFM LIMITATIONS
APU Start Cycles
A Two
______
(2) minute delay must be observed between
cranking attempts to allow for cooling of starter and
starter contactor and APU fuel drainage.
Do not perform more than ________
Three (3) starts/start attempts in
(1) one hour.
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AFM LIMITATIONS
The maximum differential pressure: ___
8.7 psi.
The maximum negative differential pressure: -____
0.5 psi.
During taxi, takeoff and landing, the pressure differential
must not exceed: ___.
0.1
The airplane must be completely ____________
depressurized prior to
opening any of the airplane doors.
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AFM LIMITATIONS
Automatic Flight Control System
Operation with the autopilot engaged is prohibited at
altitudes below 600
___ ft AGL, except when performing the
following:
For visual and non-precision approaches, the minimum
height for autopilot is 400
___ ft.
For precision approaches, the minimum height for autopilot
is ___
80 ft. (Both engines operating)
The ADC source coupled to the active FCC must be the
same as that coupled to the ATC transponder during
flight in ______
RVSM airspace.
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AFM LIMITATIONS
Altitude
0 to 41,000
Load Limitations
Main Generator
APU Generator
___
40 kVA
___
40 kVA
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Electrical Systems
The maximum continuous load on each TRU is ____
120 amps.
To protect the flight deck CRT displays, the maximum
permissible time for ground operations with DC power
only is 5
_ minutes.
Thrust Reversers
Do not attempt a _________
go-around maneuver after deployment of
the thrust reversers.
During preflight check of the thrust reversers with the
airplane stationary, reverse thrust must be limited to
___________.
reverse idle
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AFM LIMITATIONS
Wheel Brake Cooling Limitations
Brake cooling limits must be observed between a landing
or _______
______ and a subsequent takeoff, to ensure
rejected takeoff
that sufficient brake energy is available to bring the
airplane to a complete stop, if the subsequent takeoff is
rejected.
The taxi lights must be switched off whenever the airplane
is stationary in excess of 10
__ minutes.
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AFM LIMITATIONS
VMO
____
335
MMO
____
.85
VFE (flaps 20)
____
220
VFE (flaps 30)
____
185
VFE (flaps 45)
____
170
VLE
____
220
VLO (extension)
____
220
VLO (retraction)
____
200
Tire speed limit
________________
195 Ground Speed
Turbulence Penetration
______________
280 or .75 mach
Windshield Wiper Operation ____
250
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AFM LIMITATIONS
Maneuvering Limit Load Factors
Maximum ‘G’ Loading
Condition
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Flaps Retracted
-1.0 to +2.5
Flaps Extended
0.0 to +2.0
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Thank you
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