COOLING - DESCRIPTION AND OPERATION
** ON A/C NOT FOR ALL
1. General
The engine cooling components of the air system are as follows:
The engine cooling components of the air system are as follows:
- High Pressure Turbine Active Clearance Control (HPTACC) system (Ref. AMM D/O 75-21-00-00)
- Low Pressure Turbine Active Clearance Control (LPTACC) system (Ref. AMM D/O 75-22-00-00)
- Modulated Turbine Cooling (MTC) and Core Compartment Cooling (CCC) system (Ref. AMM D/O 75-23-00-00)
- Electronic Engine Control (EEC) system (Ref. AMM D/O 75-24-00-00)
- Nacelle Compartment and Accessory Cooling system.