Question

post - test
do all of the following when handling 12 - volt batteries except:
a. disconnect all electrical loads.
b. verify that the battery charger is off before connecting or disconnecting clamps.
c. remove vent caps from maintenance - free batteries.
d. use the correct charger type.

Explanation:

Maintenance - free batteries do not require the removal of vent caps as they are sealed and designed to not need such maintenance. Disconnecting electrical loads, verifying charger status, and using the correct charger type are proper handling procedures.

Answer:

C. Remove vent caps from maintenance - free batteries