Aviation Mechanic - General, Airframe, and Powerplant › I. General › Task A. Fundamentals of Electricity and Electronics

AM.I.A.S14

Skill

Service an aircraft battery.

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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. 12-91
Chapter 12: Fundamentals of Electricity & Electronics › Nickel-Cadmium Batteries › Chemistry and Construction
designs vary in thickness depending upon cycling service requirements. The typical open circuit cell voltage of a nickel-cadmium battery is about 1.25 volts. Figure 12-198 shows a nickel-cadmium aircraft battery. Figure 12-195. Hydrometer (specific gravity readings…
Aviation Maintenance Technician Handbook - Airframe p. 9-22
Chapter 9: Aircraft Electrical System › Types of Batteries › Storing & Servicing Facilities
Storing & Servicing Facilities Separate facilities for storing and/or servicing flooded electrolyte lead…
Aviation Maintenance Technician Handbook - Airframe p. 9-20
Chapter 9: Aircraft Electrical System › Types of Batteries › Lead-Acid Batteries
dried. The electrolyte is added to the battery when it is placed in service, and battery life begins when the electrolyte is added. An aircraft storage battery consists of 6 or 12 lead-acid cells connected in series. The open…