Aviation Mechanic - General, Airframe, and Powerplant › I. General › Task C. Weight and Balance

AM.I.C.S5

Skill

Calculate weight and balance for an aircraft after an equipment change.

Study note

Get a short, cited explanation of this element written from the FAA handbooks: the core idea, the numbers that matter, common test traps, and a quick self-check.

From the FAA library

Aviation Maintenance Technician Handbook - General p. 6-21
Chapter 6: Aircraft Weight & Balance › Example Calculation After an Equipment Change
aircraft on scales and weighing it, or by mathematically calculating the new weight and balance. The mathematical calculation is acceptable if the exact weight and arm of all the changes are known. Figure 6-34. Center of gravity calculation ... Piper Seneca. Example Calculation After an Equipment Change A small, twin-engine airplane has some new equipment installed and some of its existing equipment removed. The details of the equipment changes are shown in Figure 6-38. To calculate…
Aviation Maintenance Technician Handbook - General p. 6-4
Chapter 6: Aircraft Weight & Balance › Weight & Balance Terminology › Empty Weight Center of Gravity (EWCG)
determine its EWCG. All other weight and balance calculations, including loading the aircraft for flight, performing an equipment change calculation, and performing an adverse condition check, begin with knowing the empty weight and EWCG. This crucial information is part…
Aviation Maintenance Technician Handbook - General p. 6-32
Chapter 6: Aircraft Weight & Balance › Weight & Balance for Large Airplanes › Weight & Balance Records
item names must be changed to reflect the weight locations. If an equipment change is being done on an aircraft, and the new weight and balance is calculated mathematically instead of weighing the aircraft, the same type of form shown…