ATPL: Due to a cabin pressurisation defect the maximum differential pressure is limited to 2 psi. Assuming the oxygen masks will be deployed at 14000 feet, the maximum achievable flight altitude is approximately:
Domanda 273, Operational Procedures - ATPL - Airline Transport Pilot license
| 12000 ft |
| 8600 ft |
| 20750 ft |
| 2900 ft |
