Atlas 747 Limitations and Questions
Latest Update 2027
1. CWT : 52.2kg
2. Main tank 2&3 : 38.1kg
3. Main tank 1&4 : 13.3kg
4. Reserve tanks : 4.0kg
TOTAL: 163,000kg -
correct answer ✅Fuel tank quantities:
1. CWT
2. Main tank 2&3
3. Main tank 1&4
4. Reserve tanks
Total
Max Takeoff & Landing Tail Wind? -
correct answer ✅15 Kts
Fuel Imbalance - Longitudinal -
correct answer ✅After reaching Fuel Tank/Engine condition, there
is a longitudinal imbalance of 2720kg between inboard main tanks
and outboard main and reserve tanks.
,Atlas 747 Limitations and Questions
Latest Update 2027
Message no longer displayed when difference is less than 450kg.
Fuel difference of 2720kg between main tanks 2&3.
Message no longer displays when difference is less than 450kg.
Fuel difference of 360kg between main tanks 1&4.
Message no longer displays when difference is less than 450kg.
Immediate action items -
correct answer ✅1. CABIN ALTITUDE --- Rapid Depressurization
2. ENG. 1,2,3,4 AUTOSTART --- Aborted Engine Start
3. ENGINE LIMIT ----Surge or Stall
4. IAS DISAGREE --- Airspeed Unreliable
,Atlas 747 Limitations and Questions
Latest Update 2027
5. FIRE ENGINE 1,2,3,4 ---- Engine Severe Damage or Separation
6. MULTIPLE ENGINE FLAMEOUT --- Or STALL
Cabin Altitude -
correct answer ✅Rapid Depressurization
ENG. 1,2,3,4 AUTOSTART -
correct answer ✅Aborted Engine Start
Engine Limit -
correct answer ✅Surge or Stall
IAS Disagrees -
correct answer ✅Airspeed Unreliable
Fire Engine 1,2,3,4 -
correct answer ✅Engine Severe Damage or Separation
Multiple Engine -
correct answer ✅Flameout or Stall
, Atlas 747 Limitations and Questions
Latest Update 2027
Evacuation FO -
correct answer ✅Outflow Valves
Engine Fire switch
APU Fire Switch
What VNAV limitation applies to the level off within 2000 feet after
changing the altimeter setting from QNE to QNH or vise versa? -
correct answer ✅Do not use VNAV for level off if the QNH is less
than 29.70in or 1006hpa
Without LAND 2 or LAND 3 annunciated the autopilot must not
remain engaged below what radar altitude? -
correct answer ✅100 ft
What is turbulent air penetration speed? -
correct answer ✅290 to 310 kias, / .82 to .85 Mach whichever is
lower
When does the Fuel tank quantity on EICAS change to Amber? -
correct answer ✅Imbalance condition or quantity less than 900kg.
Latest Update 2027
1. CWT : 52.2kg
2. Main tank 2&3 : 38.1kg
3. Main tank 1&4 : 13.3kg
4. Reserve tanks : 4.0kg
TOTAL: 163,000kg -
correct answer ✅Fuel tank quantities:
1. CWT
2. Main tank 2&3
3. Main tank 1&4
4. Reserve tanks
Total
Max Takeoff & Landing Tail Wind? -
correct answer ✅15 Kts
Fuel Imbalance - Longitudinal -
correct answer ✅After reaching Fuel Tank/Engine condition, there
is a longitudinal imbalance of 2720kg between inboard main tanks
and outboard main and reserve tanks.
,Atlas 747 Limitations and Questions
Latest Update 2027
Message no longer displayed when difference is less than 450kg.
Fuel difference of 2720kg between main tanks 2&3.
Message no longer displays when difference is less than 450kg.
Fuel difference of 360kg between main tanks 1&4.
Message no longer displays when difference is less than 450kg.
Immediate action items -
correct answer ✅1. CABIN ALTITUDE --- Rapid Depressurization
2. ENG. 1,2,3,4 AUTOSTART --- Aborted Engine Start
3. ENGINE LIMIT ----Surge or Stall
4. IAS DISAGREE --- Airspeed Unreliable
,Atlas 747 Limitations and Questions
Latest Update 2027
5. FIRE ENGINE 1,2,3,4 ---- Engine Severe Damage or Separation
6. MULTIPLE ENGINE FLAMEOUT --- Or STALL
Cabin Altitude -
correct answer ✅Rapid Depressurization
ENG. 1,2,3,4 AUTOSTART -
correct answer ✅Aborted Engine Start
Engine Limit -
correct answer ✅Surge or Stall
IAS Disagrees -
correct answer ✅Airspeed Unreliable
Fire Engine 1,2,3,4 -
correct answer ✅Engine Severe Damage or Separation
Multiple Engine -
correct answer ✅Flameout or Stall
, Atlas 747 Limitations and Questions
Latest Update 2027
Evacuation FO -
correct answer ✅Outflow Valves
Engine Fire switch
APU Fire Switch
What VNAV limitation applies to the level off within 2000 feet after
changing the altimeter setting from QNE to QNH or vise versa? -
correct answer ✅Do not use VNAV for level off if the QNH is less
than 29.70in or 1006hpa
Without LAND 2 or LAND 3 annunciated the autopilot must not
remain engaged below what radar altitude? -
correct answer ✅100 ft
What is turbulent air penetration speed? -
correct answer ✅290 to 310 kias, / .82 to .85 Mach whichever is
lower
When does the Fuel tank quantity on EICAS change to Amber? -
correct answer ✅Imbalance condition or quantity less than 900kg.
