Ops Limits Flashcards
APU: Started Duty Cycle
1 minute ON, 4 minutes OFF
APU: Normal RPM
98 to 105%
APU: Max continuous EGT
680° C
APU: Max EGT
≥ 710° C for 3 seconds
APU: Bleed air pressure
40 to 50 PSI
APU: Warm-up time before applying a bleed air load
1 minute
APU: Warm up time before applying a bleed air load (≤ -26° C)
4 minutes
Fuel System Pressure: Auxiliary
28 to 40 PSI
Fuel System Pressure: External
28 to 40 PSI
Fuel System Pressure: Main
15 to 24 / 28 to 40
Gross Weight Limits Taxi/Takeoff: Maximum Normal
164,000 lbs
Gross Weight Limits Taxi/Takeoff: Maximum Alternate
175,000 lbs
With our without external tanks, with or without refueling pods
Gross Weight Limits Landing and Sink Rate: Recommended
142,000 lbs / 540 ft/min
Gross Weight Limits Landing and Sink Rate: Maximum Normal
164,000 lbs / 300 ft/min
Gross Weight Limits Landing and Sink Rate: Maximum Alternate
175,000 lbs / 300ft/min
With or without external tanks; with our without refueling pods
Gross Weight Limits: Tanks No. 1 and No. 4
[For rates of sink from 300 to 500 FPM (with AR pods)]
7,323 lbs (each)
Gross Weight Limits: Main tanks total
[For rates of sink from 300 to 500 FPM (with AR pods)]
28,000 lbs
Gross Weight Limits: Auxiliary tanks
[For rates of sink from 300 to 500 FPM (with AR pods)]
No Restrictions
Gross Weight Limits: External tanks
[For rates of sink from 300 to 500 FPM (with AR pods)]
< 500 lbs (each)
Fuel Weight Limits for Taxi and Takeoff: No. 1/ No. 4
8,310 lbs
Fuel Weight Limits for Taxi and Takeoff: No. 2/ No. 3
7,660 lbs
Fuel Weight Limits for Taxi and Takeoff: Total Main Tanks
31,940 lbs
Fuel Weight Limits for Taxi and Takeoff: Left/Right Auxiliary
5,810 lbs
Fuel Weight Limits for Taxi and Takeoff: Total Internal
43,560 lbs
Fuel Weight Limits for Taxi and Takeoff: Left/Right External (if installed)
8,900 lbs
Fuel Weight Limits for Taxi and Takeoff: Total Internal and External
62,360 lbs
Fuel Unbalance Limits: Between tanks of symmetrical pair (main or external)
1,000 lbs
Fuel Unbalance Limits: Between the left and right wings
1,500 lbs
Fuel Unbalance Limits: One auxiliary tank full and the other auxiliary tank empty…
…provided all other tanks are symmetrically fueled or unbalanced toward the opposite side within fuel limits
Battery (Voltage): Utility & Avionics Batteries
< 22 VDC, prior to flight
Aerial Refueling System Limitations: High-Speed drought extension/retraction/AR operations
185-250 KIAS
Aerial Refueling System Limitations: Low-Speed drogue extension/retraction/AR operations
105-120 KIAS
Aerial Refueling System Limitations: Maximum aerial refueling altitude with high-speed drogue extended
35,000 ft
Aerial Refueling System Limitations: Maximum aerial refueling altitude with low-speed drogue extended
10,000 ft
Taxi and Ground Operations: 20 Degrees Nose Gear Deflection
> 5 knots (up to 20 knots)
Taxi and Ground Operations: 60 degrees Nose Gear Deflection
≤ 5 knots
Taxi and Ground Operations: Nose Gear Maximum Tire Speed
139 KTS
Taxi and Ground Operations: Main Landing Gear Maximum Tire Speed
174 KTS
Airspeed Limitations: 10% Flaps
220 KIAS
Airspeed Limitations: 20% Flaps
210 KIAS
Airspeed Limitations: 30% Flaps
200 KIAS
Airspeed Limitations: 40% Flaps
190 KIAS
Airspeed Limitations: 50% Flaps
183 KIAS
Airspeed Limitations: 60% Flaps
165 KIAS
Airspeed Limitations: 70% Flaps
155 KIAS
Airspeed Limitations: 80% Flaps
150 KIAS
Airspeed Limitations: 90% Flaps
145 KIAS
Airspeed Limitations: 100% Flaps
145 KIAS
Airspeed Limitations: Lansing Gear Extended
168 KIAS
Airspeed Limitations: Landing Lights Extended
250 KIAS
Airspeed Limitations: Ramp Open (Cargo Door Open or Closed)
250 KIAS
Airspeed Limitations: Cargo Door Open (Ramp Up and Locked)
250 KIAS
Airspeed Limitations: Paratroop Air Deflectors Open
150 KIAS
Airspeed Limitations: Paratroop Doors Open and Locked
250 KIAS
Airspeed Limitations: Paratroop Doors Opening/Closing and Open but Not Locked
150 KIAS
Airspeed Limitations: Severe Turbulent Air Operation
181 KIAS
Airspeed Limitations: High-Speed Drogue extending/retracting/engaging
250 KIAS
Airspeed Limitations: High Speed Drogue minimum speed for AR operations
185 KIAS
Airspeed Limitations: High Speed Drogue extended, maximum speed
250 KIAS
Airspeed Limitations: Low Speed Drogue extending/retracting/engaging
120 KIAS
Airspeed Limitations: Low Speed Drogue minimum speed for AR operations
105 KIAS
Airspeed Limitations: Low Speed Drogue extended, maximum speed
130 KIAS
Airspeed Limitations: Inoperative Windshield Anti-Icing Below 10,000 Feet Altitude
187 KIAS
Engine Start Limitations: Maximum MGT prior to start
175° C
Engine Start Limitations: Minimum bleed air pressure for sustaining start
22 PSI
Engine Start Limitations: Before attempting ground restarts, wait ___ after NG reaches zero.
30 seconds
Engine Start Limitations: Started duty cycle is ___ on ___ off for ___ cycles then a ___ cooling time
70 seconds, 60 seconds, 5, 20 minute
Engine Start Limitations: NG must indicate within ___ after actuation of the ENGINE START switch to START.
Is this limitation monitored by the ACAWS?
10 seconds, NO
Engine Start Limitations: Increasing engine oil pressure must be noted within ___.
Is this limitation monitored by the ACAWS?
15 seconds, YES
Engine Start Limitations: Increasing gearbox oil pressure must be noted within ___.
Is this limitation monitored by the ACAWS?
15 seconds, Yes
Engine Start Limitations: Fuel flow is indicated at approximately ___ NG.
40%
Oxygen System: Under a no-flow condition
270-455 PSI
Oxygen System: Under continuous breathing
270-340 PSI
Oxygen System: Number of portable units
4
Oxygen System: Liquid oxygen converter size
25 Liter
Oxygen System: Number of supply regulators
10
Oxygen System: Number of supply regulators forward of FS 245
6
Oxygen System: Number of supply regulators aft of FS 245
4
Oxygen System: (ADVISORY) LOX QTY
Liquid Oxygen < 5.0 liters
Oxygen System: (CAUTION) LOX QTY LOW
Liquid Oxygen <2.5 liters