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Take-off and Landing Parameters

Pressure Altitude?
-1000 ft. to 8000 ft.
Take-off and Landing Parameters

-40 C to ISA+35 C
Maximum Altitude
37,000 ft.
Minimum Operating Temperature
-54 C to 25,000 ft.
-65 C to 37,000 ft.
Maximum TAT in Cruise above 25,000 ft.
Limited to -45 C
Landing Gear:
Vlor: 200 KIAS
Vle: 250 KIAS
Maximum Operating:
0 to 8000 ft.: 250 (300 XR) KIAS
10,000 to 26,000 ft.: 320 KIAS
26,000 to 37,000 ft.: 0.78 (.80 XR) Mach
200 KIAS
Flap Extended Vfe
Flaps 9: 250 KIAS
Flaps 18: 200KIAS
Flaps 22: 200 KIAS
Flaps 45: 145 KIAS
Flap Extended Vfe
Below 10,000'
Flaps 9: 250 KIAS
Flaps 18: 200 KIAS
Flaps 22: 200 KIAS
Flaps 45: 160 KIAS

Above 10,000' and Y/D OFF
Flaps 9: 250 KIAS
Flaps 18: 200 KIAS
Flaps 22: 180 KIAS
Flaps 45: 145 KIAS
Maximum Tailwind for Takeoff and Landing
10 Knots
Max Speed to Remove DV Window
140 KIAS (AFM)
Max Speed for Windsheild Wiped Operation
170 KIAS (AFM)
Turbulent Air Penetration Speed
At or below 10,000 ft: 200 KIAS

Above 10,000 ft.: 250 KIAS / 0.63 M whichever is lower
Load Factor Limit:
Flaps Up
-1 to 2.5 G
Load Factor Limit:
Flaps 9, 18, 22, 45
0 to 2 G
Maximum Ramp Weight
LR: 48,722 lbs.
XR: 53,352 lbs.
Maximum Take-Off Weight
LR: 48,501 lbs.
XR: 53,131 lbs.
Maximum Landing Weight
LR: 42,549 lbs.
XR: 44,092 lbs.
Maximum Zero Fuel Weight
LR: 39,462 lbs.
XR: 40,785 lbs.
Maximum Aft Cargo Weight
2646 lbs.
Fuel Specification
Jet A
Jet A-1
Fuel Tank Temperature
-40 to 52 C
Fuel Max Imbalance
800 lbs.
Maximum Useable Fuel Quantity each Tank
LR/XR: 5,717 lbs. When Pressure refueling, useable quantity in each tank may be reduced by 13.2 Gal.

XR Ventral Tank: 1,863 lbs.
Un-useable Quantity each Tank
39 lbs. Unusable fuel increases to 365 lbs. if any associated fuel pump is Inop.
Min Temp. to Start APU
-54 C (C11 only)
Max Alt. to Start APU
30,000 ft.
Max Operational Alt. for APU
37,000 ft.
Max APU Rotor Speed
APU model -C14 will automatically shutdown at 104%'
Max APU Start Temp.
May be exceeded up to 925C above 25,000 ft. during 10 seconds.
Max APU Continuous Temp.
APU EGT may be exceeded up to 717C for 5 min. max.
Minimum Battery Temp. for APU Start
APU (c14) Automatic Shutdown
@ 104% Rotor Speed
APU Cooling Period Between each Starting Attempt
Between Three Consecutive Attempts......1 Min. Off

Between Two Series of Three Consecutive Attempts......30 Min. Off
Engine Starter Limits On Ground
Starting or Dry Motoring......Up to 5 min on, 5 min off


First to Fourth Cycles.....1 min on, 1 min off
Following Cycles.....1 min on, 5 min off
Engine Starter Limits in Flight
Max Continuous Operation Time.....5 min on

No cool down time is required.
Note: ATTCS must be operative for ALT T/O-1 mode.
Note: Do Not Go-around after Reverser deployment.
All: MAX N1
MAX 100%
LR: MAX 102.4%
XR: MAX 105.0%
MAX ITT For Start
All: 800 C
MAX ITT For Takeoff Modes
948 C (Limited to 5 Min.)

970 C (Limited to 5 Min.)
971-992 C (Limited to 90 sec.)
MAX Continuous ITT
LR: 901 C
XR: 935 C
Oil Pressure Limits Below 88% N2
34 psi to 110 psi

May be exceeded during starts if oil temp is below 21C. Must be idle thrust until pressure is less than 110 psi.

Oil Pressure Limits At or Above 88% N2
LR: 50 psi to 110 psi
(50-34 psi permitted during Takeoff and Go Around)

XR: 48 psi to 110 psi
(48-34 psi permitted during Takeoff and Go Around)
Oil Pressure Amber Range Limits
111 to 115 psi limited to 5 min.

116 to 155 psi limited to 2 min.

Total time above 110 psi may not exceed 5 min.
Oil Temperature Limits
21C to 126C

MIN Oil Temp for Start is -40C for lubrication oil specified by MIL-L-23699D and -54C for MIL-L-7808K.
Fuel Temp
-54C to 52C
Vibration Limits
LP Spool: Max 1.8 IPS

HP Spool: Max 1.1 IPS

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