B737 NG CBT – AIR CONDITIONING SYSTEM

Course Information

This course is an outstanding review of the components, indications, controls and operation of the B737 air conditioning systems and includes the following information: A discussion of the components of the air conditioning system such as the packs, heat exchangers, air cycle machine, the water separator, the ram air system, overheat sensing system and the temperature control systems. A review of the components and operations of the recirculation system and a description of the controls and indications of the zone temperature control system.

Content of the Course

Slide 115 Duration 00:31:10 Exam No
  • COURSE START
  • AIR CONDITIONING SYSTEM
  • INTRODUCTION
  • PACK FLOW CONTROL VALVE
  • COOLING PACKS
    • Heat exchanger
    • Air cycle machine
    • Water separator
    • Ram air system
    • Overheat sensors
    • Temperature control valves
  • DISTRIBUTION
    • Recirculation system
  • ZONE TEMPERATURE CONTROL
    • Trim air pressure regulating and shutoff valve
    • Trim air modulating valves
    • Temperature sensors
  • PACK/ZONE TEMPERATURE CONTROLLERS
  • CONTROLS AND INDICATIONS
    • Air conditioning and bleed air controls panel
    • Cabin temperature control panel
  • MODES OF ZONE TEMPERATURE CONTROL
  • ABNORMAL CONDITIONS
    • Zone light
    • Pack trip off
  • EQUIPMENT COOLING
    • Supply system
    • Low flow sensors
    • Overboard exhaust valve
  • CONTROLS AND INDICATIONS
  • COURSE END