B737 NG CBT – PRESSURIZATION SYSTEM

Course Information

This course is an outstanding review of the components, indications, controls and operation of the B737 pressurization systems and includes the following information: A discussion of the differences in cabin pressure, cabin altitude, differential pressure and cabin vertical speed. A review of the components and operations of the pressurization systems to include the cabin pressure controllers, outflow valves, positive/negative pressure relief valves. A description of the controls and indications on the pressurization panel to include the automatic and manual operation of the systems and how to handle an off schedule descent and landing at a diversion airport.

Content of the Course

Slide 74 Duration 00:17:25 Exam No
  • COURSE START
  • PRESSURIZATION SYSTEM
  • INTRODUCTION
    • CABIN ALTITUDE
    • DIFFERENTIAL PRESSURE
    • CABIN VERTICAL SPEED
  • MAIN COMPONENTS
    • CABIN PRESSURE CONTROLLERS (CPCs)
    • OUTFLOW VALVE
    • OVERBOARD EXHAUST VALVE
    • POSITIVE PRESSURE RELIEF VALVES
    • NEGATIVE PRESSURE RELIEF VALVES
  • CONTROLS AND INDICATIONS
  • SYSTEM OPERATION
    • AUTOMATIC OPERATION
    • MANUAL OPERATION
  • OFF SCHEDULE DESCENT AND DIVERSION TO ALTERNATE AIRPORT
    • DIVERSION TO ALTERNATE AIRPORT
  • MANUAL MODE TEST
  • COURSE END