SYSTEMS
A. Cargo Systems ..........................................................................9
1. Type of ULDs and Configuration...........................................................................................9
1.1. History............................................................................................................................9
1.2. IATA identification code for Unit Load Devices (ULDs).................................................10
1.3. ULDs among the AIRBUS fleet ....................................................................................14
2. Cargo Holds descriptions....................................................................................................19
2.1. Bulk cargo system........................................................................................................19
2.2. Cargo Loading Systems (CLS):....................................................................................21
2.3. Cargo loading system failure cases..............................................................................28
2.4. Additional Cargo holds related systems .......................................................................29
B. Fuel Systems...........................................................................38
1. Generalities........................................................................................................................38
2. The Single-Aisle family (A318/A319/A320/A321)................................................................40
2.1. Tanks and capacities ...................................................................................................40
2.2. Fuel System.................................................................................................................43
2.3. CG travel during refueling ............................................................................................45
2.4. In-flight CG travel .........................................................................................................48
3. The Long-Range Family (A330/A340) ................................................................................49
3.1. Tanks and capacities ...................................................................................................49
3.2. Fuel systems................................................................................................................52
3.3. CG travel during refueling ............................................................................................55
3.4. In-flight CG travel .........................................................................................................59
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