Title: Inspect and service batteries.
Course: Aviation Maintenance Technology I (20114-I) > Section: Performing Basic Electricity Tasks

Procedure should include

- checking condition of outer case for physical and heat damage
- checking connectors for corrosion and wear
- checking the state of charge
- checking electrolyte level and specific gravity
- cleaning the battery
- removing corrosion from terminals
- charging the battery to proper voltage as outlined in the battery service manual
- adding distilled water as required
- performing a capacity check to determine the strength of battery cells.

Process/Skill Questions:

- What is the purpose of proper battery maintenance?
- What is specific gravity?