ATA21 - Air Conditioning and Pressurization
The ATA21 CBT module contains detailed explanation about commercial aircraft's air-conditioning and pressurization system. The CBT has 169 pages of multimedia courseware that include text, audio, and graphics. The topics covered in this CBT are listed below.
- Air Conditioning
- Introduction/General Description
- Control Panels
- Functional Description
- Pack/Zone Temperature Controller - Bite
- Cooling
- Introduction/General Description
- Air Conditioning Accessory Unit
- Flow Control And Shutoff Valve
- Primary Heat Exch. & Plenum/Diffuser Assy.
- Ram Air Ducts
- Ram Air Actuator
- Ram Air Temperature Sensor
- Air Cycle Machine
- Secondary Heat Exch. & Plenum/Diffuser Assy.
- Water Extractor Duct
- Reheater
- Condenser
- Water Extractor
- Pack Temperature Sensor
- Mix Manifold Temperature Sensor
- Temperature Control Valve
- Standby Temperature Control Valve
- Pack Overheat Switches
- Functional Description
- Distribution
- Introduction
- Main Air Distribution
- Flight Compartment Air Distribution
- Recirculation System
- Introduction
- Recirculation Air Filter
- Recirculation Fan
- Temperature Control
- Introduction/Functional Description
- Operation
- Cabin Temperature Sensor Assembly
- Duct Temperature Sensor
- Pack/Zone Temperature Controller
- Trim Air Pressure Regulating & Shutoff Valve
- Zone Trim Air Modulating Valve
- Duct Overheat Switch
- Temperature Bulb
- Equipment Cooling System
- Introduction/Functional Description
- Operation
- Air Filter
- Supply And Exhaust Fans
- Low Flow Detector
- Overboard Exhaust Valve
- Supplemental Heating
- Door Area Heater
- Emergency Escape Door Heater Blankets
- Cabin Pressurization
- Introduction/General Description
- Auto Mode Operation
- Interface
- Cabin Pressure Control Module
- Cabin Altitude Panel
- Cabin Pressure Controller
- Aft Outflow Valve
- Auto Fail
- Off-Schedule Descent Light
- Positive Pressure Relief Valve
- Cabin Altitude Warning Switch
