Limitations Flashcards
Maximum Takeoff Weight
53,000 lbs
Maximum Ramp Weight
53,250 lbs
Maximum Landing Weight
47,000 lbs
Maximum Zero Fuel Weight
44,000 lbs
Max AFT Cargo
3,500 lbs
Flight Time to Suitable airport
45 minute
Minimum Runway Width
100 ft
Maximum Operating Altitude (Skywest)
37,000 ft
Minimum airspeed at cruise
250 KIAS or M.70
Maximum Takeoff and Landing Altitude
10,000 ft
Maximum Takeoff and Landing Temperature
ISA + 35°C
Minimum Temperature for Takeoff
-40°C
Maximum Tailwind
10 knots
Vmo
335 KIAS
Mmo
.85 M
Vfo 8
200 KIAS
Vfo 20
200 KIAS
Vfe 8
215 KIAS
Vfe 20
215 KIAS
Vfe 30
185 KIAS
Vfe 45
170 KIAS
Vlo ext
200 KIAS
Vlo ret
200 KIAS
Vle
220 KIAS
Vtire
182 knots ground speed
Vadg deploy max (wet)
250 KIAS
Vadg deploy max (dry)
Vmo/Mmo
Vb
280 KIAS
Mb
.75 M
Vwiper ops max
200 = 220 KIAS (700/900 = 250 KIAS)
When does anti-skid become available?
> 35 knots or WOW +5 sec
When is anti-skid inop?
Below 10 knots
Maximum altitude for slats/flaps
15,000 ft
Minimum airspeed with deployed spoilers
Approach speed +20 knots
Minimum altitude with deployed spoilers
1,000 ft AGL
Maximum ITT for engine start (nice to know)
900°C (red)
Minimum N1 reduced thrust setting
3A1 engine: 85%
3B1 engine: 83.5%
N2 idle (nice to know)
56.5 - 68.0% (green)
Engine Start (Ground) attempts: starter time limits CRJ 200
60 sec ON - 10 sec OFF
60 sec ON - 10 sec OFF
60 sec ON - 5 min. OFF
60 sec ON - 5 min. OFF
Verify ITT is 120°C or less for all ground starts before moving thrust lever from SHUTOFF to IDLE.
Dry Motoring (Ground) time limits
90 sec ON - 5 minutes OFF
30 sec ON - 5 minutes OFF
Pressure Refueling: Total USABLE FUEL (6.75 lbs/gal)
200 = 14,518 lbs 700/900 = 19,594 lbs
Total usable fuel - gravity refueling
200 = 13,906 700 = 14,580 900 = 14,810
Maximum Fuel Imbalance
800 lbs
Maximum Fuel Imbalance FOR TAKEOFF
200 = 800 lbs 700/900 = 300 lbs
Minimum Fuel per wing for a Go-around
200 = 450 lbs (amber) 700/900 = 600 lbs
Maximum KVA for each Main Generator up to 35,000 ft (nice to know)
30 KVA
Maximum KVA for each Main Generator above 35,000 ft (nice to know)
25 KVA
Maximum KVA for APU up to 37,000 ft (MUST KNOW)
30 KVA
Maximum time limit to use only DC Power on the ground
5 minutes
Automatic Flight Control System AFCS: IAS mode limitation
IAS Mode is prohibited during approach
Automatic Flight Control System AFCS: APPR Mode limitation
APPR Mode prohibited during VOR approaches
Automatic Flight Control System AFCS: Minimum Altitude use for Takeoff
600 ft AGL
Automatic Flight Control System AFCS: Minimum Altitude Use during Non-precision or Visual approach
400 ft AGL
- The autopilot may not be used less than 50 feet below the approved MDA for the approach procedure or 400 feet AGL, whichever is higher.
Automatic Flight Control System AFCS: Precision Approach limitations
Glide path must be less than or equal to 3.5°
Minimum Altitude Use : 80 ft AGL
APU Maximum Operating Altitude
37,000 ft
APU Maximum Start Altitude
30,000 ft
APU Maximum Altitude for bleed air use
15,000 ft
APU Maximum Altitude for engine start assist
13,000 ft
APU Start Limitation using Aircraft Battery
30 sec ON - 2 min OFF 30 sec ON - 20 min OFF 30 sec ON - 2 min OFF 30 sec ON - 40 min OFF (Do not perform more than 3 starts/start attempts in one hour.)
Maximum Differential Pressurization (nice to know)
8.7 psi
Maximum Negative Pressure Differential (nice to know)
-0.5 psi
Maximum Single Pack Operation altitude:
FL 250
What altitude does the CPAM bring the cabin altitude in an Emergency Depressurization?
14,250 +/- 750 ft Cabin Pressure Altitude (CPA)
Maximum N2 ground idle split
No greater than 2% split
Engine Warm-Up: If N2 is 57% or less when OAT is -20°C or warmer, then
Do not accelerate above idle.
Engine Warm-Up: After all STARTS,
Do not exceed 75% N1 for TWO MINUTES after start, or until all operating indications are in normal range, which ever is longer.
Engine Warm-Up: Before the FFOD, when airplane is COLD-SOAKED at a temperature of
-30°C OR BELOW for more than 8 hours, engines must be motored for 60 seconds and fan rotation verified before engine start is initiated.
Engine Warm-Up: CRJ 200 preflight- If aircraft has been cold soaked for more than 8 hours, the thrust reversers
Must be actuated during preflight checks until the deploy and stow cycles are less than 5 seconds.
Continuous ignition must be used during the following: (5)
- Takeoffs and Landings on contaminated runways
- Crosswind components > 10 knots (CRJ 200 only)
- Flight in moderate or heavier intensity rain
- Flight in moderate or heavier intensity turbulence
- Flight in vicinity if thunderstorms
Thrust Reversers: go-around restriction
Do not attempt a go-around maneuver after deployment of the thrust reversers.
Thrust Reversers: Landing limitations
Do not use maximum reverse thrust below 75 KIAS. Reverse thrust must be at idle (not above 30% N1) below 60 KIAS.
When must engine oil level be checked?
Within 3 minutes to 2 hours if every engine shutdown.
APU bleed limitation: taxiing single engine, N2 on operating engine must be below ______ before/during second engine start
The operating engine’s thrust must not exceed 70% N2
APU CRJ 200: Starter limitation - max time below 50% rpm
60 seconds maximum
During taxi, LANDING AND TAXI LIGHTS must be turned OFF if stationary longer than
10 minutes
Takeoff with a fuel load in excess of
500 LB in the center tank is not permitted unless each main tank is above 4,400 LB.
Takeoff with engine fuel temperature indications (nice to know)
BELOW 5°C is PROHIBITED
L/R FUEL LO TEMP caution message
Bulk fuel minimum takeoff temperature limit
-30°C
Bulk fuel freezing point
-40°C
TCAS: Pilots are authorized to deviate from Air Traffic Control clearances in order to comply with
a TCAS resolution advisory (RA) command.
Reduced thrust takeoffs are prohibited when: (7)
- Cowl and/or wing anti-ice is selected on.
- The takeoff runway is contaminated with standing water, slush, ice, or snow
- Taliwind components in excess of 5 knots
- Warnings of windshear or downdrafts have been forecasted or reported
- Anti-skid is inoperative
- Takeoff behind a heavy aircraft
- CRJ 200 : Flaps 8 takeoff
Are reduced thrust takeoffs permitted on wet runways?
Yes. Reduced thrust takeoffs on wet runways are permitted.
If ACARS performance is not available, then
The appropriate additions to V1 and VR using the laminated flight deck flip cards must be made
Icing Conditions on the ground/takeoff
When OAT is 10°C or below: visible moisture, or when operating on contaminated ramps, taxiways, or runways
Icing Conditions in flight
When the TAT is 10°C or below and visible moisture in any form is encountered, except when the SAT is -40°C or below.
A Cold Weather Preflight Inspection must be performed by a flight deck crewmember during the external walkaround inspection to determine the wing is free from frozen contaminants when: (6)
- The OAT is 5°C or less, or
- The wing fuel temperature is 0°C or less, or
- Atmospheric conditions conducive to icing exist, or
- The aircraft has remained overnight and may have frozen contaminants due to exposure to frost or precipitation, which could involve the entire airframe, or
- On any through flight where residual ice from the inbound flight may have accumulated on airframe surfaces or components, or
- Cold soak ice is suspected in the fuel tank area
Frost or ice on the ____ _____ of the wing must be removed.
upper surface
The cowl anti-ice system must be ON for takeoff when
OAT is 10°C or below and visible moisture is present ( includes fog w/visibility of 1 mi or less) OR if runway is contaminated
The cowl anti-ice system must be ON for taxi when
the OAT is 10°C or below when operating on ramps, taxiways, or runways where surface snow, ice, standing water, or slush is present, visible moisture is present, or visibility 1 mile or less
CRJ 200 Wing Anti-ice: during taxi
Wing Anti-ice must be ON when OAT is 5°C and colder (with or without visible moisture) and have NOT used type II or IV to anti-ice. 200 only!
CRJ 200 Wing Anti-ice: if Type II or IV anti-ice fluids have been applied, then
Do not turn on wing anti-ice for final taxi
When must the “WING A/I ON” advisory message be displayed
Prior to takeoff
If wing anti-ice is on and APU is OFF, then
a “BLEED MISCONFIG” caution message will be displayed.
Bombardier definition of final taxi:
The period following SECOND ENGINE START or about 2 MINUTES prior to takeoff.
Takeoff - Wing Anti-ice: if OAT 5°C or colder and Non-Icing conditions, then
Turn the WING anti-ice OFF just prior to takeoff.
When must the wing anti-ice be on for take off?
OAT 5°C or colder and:
- Visible moisture in any form (clouds, fog, or mist) BELOW 400 ft AGL is REPORTED, or
- The runway is WET or CONTAMINATED or,
- ANY precipitation exists or,
- visibility is 1 SM or less.
In flight, when must the engine cowl anti-ice system be ON?
When in ICING CONDITIONS, or when “ICE” IS ANNUNCIATED by the ice detection system.
In flight, when must the wing anti-ice system be ON?
When “ICE” IS ANNUNCIATED by ice detection system, or in ICING CONDITIONS and airspeed is less than 230 KIAS.
Definition of “wet runway”:
REFLECTIVE with a WATER DEPTH LESS THAN 1/8” covering 100% of runway surface
Definition of contaminated runway:
More than 25% of runway within the REQUIRED LENGTH and WIDTH being used, is COVERED by MORE THAN 1/8” of STANDING WATER or ITS EQUIVALENT in slush, or wet or dry snow.
