Hitachi HIDIC EH-150 Applications Manual page 7

4. About preventive maintenance
DANGER
Do not connect the , of the battery in reverse. Also, do not charge, disassemble, heat, place in
fire, or short circuit the battery.
There is a risk of explosion or fire.
PROHIBITED
Do not disassemble or modify the unit.
These actions may result in fire or malfunction.
CAUTION
Turn off the power supply before removing or attaching module/unit.
Electric shock, malfunction or failure may result.