The completion of Aircraft Weight and Balance revision is necessary in several situations. Here are a few instances when it becomes essential to perform this revision:
1. Before each flight: It is crucial to complete an updated Aircraft Weight and Balance revision before every flight. This ensures that the aircraft is loaded correctly, preventing any safety hazards and maintaining the aircraft's stability during flight.
2. Change in load: Whenever there is a change in the aircraft's load, such as adding or removing equipment, passengers, or cargo, a Weight and Balance revision becomes necessary. This helps maintain the proper center of gravity, ensuring the aircraft remains within its safe operational limits.
3. Aircraft modifications: If any modifications or alterations are made to the aircraft, such as installing new avionics equipment or adding structural changes, it is essential to update the Weight and Balance documentation. This ensures that the revised weight and balance values reflect the actual characteristics of the modified aircraft for safe operations.
4. Change in fuel quantity: As fuel is consumed during flights, the aircraft's weight distribution changes. Pilots need to regularly update the Weight and Balance revision when fuel is added or removed from the aircraft. This allows them to maintain a reliable center of gravity and adhere to safe operational limits.
5. Change in passenger count: If there is a change in the number of passengers on board the aircraft, it is necessary to update the Weight and Balance revision. Each passenger has a specific weight that contributes to the overall balance of the aircraft, affecting its performance during flight.
Overall, ensuring regular updates to the Aircraft Weight and Balance revision is crucial for the safety and stability of any flight. Pilots, operators, and maintenance personnel should be aware of the circumstances that necessitate revising and maintaining accurate weight and balance documentation.