4-113. APU JUMP START SYSTEM (CONT)
Disconnect power source before performing any corrective maintenance actions.
Do not wear watches and Jewelry while working on battery or other electrical
components. Always disconnect negative (-) cable first and connect it last or
injury to personnel may result. Make sure polarity (red (+) and black (-) is not
If necessary, tag and disconnect negative (-) cable (1) from negative (-) pole of battery (2).
4-524 Change 1