PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDING
LUBRICATION INSTRUCTIONS Continued
ITEM TO BE
Before you connect or remove battery
cables, ventilate battery compartment.
Always disconnect the battery negative
lead(s) first and connect it last. Dont
cause sparks. Hydrogen explosions can
cause serious injury. Battery acid can
blind or burn you. Do not get acid on your
skin or in your eyes.
Battery posts and cables touched by metal
objects can short circuit and burn or
injure you. Use caution when you work
with tools and other metal objects. Do not
wear jewelry when you work on electrical
Electrical current can burn you. Remove
both battery negative leads before you
start task (WP 0292 00).
M548A1 carriers have two batteries.
M548A3 has four batteries.