6
-
7
图
6-6
6
-
8 Battery charging
：
ATTENTION
：
A battery charger approved
and supplied by the company must be used
(picture 6
-
8).Using an incompatible charger may
result in damage to the battery and may result in
fire. Two batteries must be charged together
during charging.
Correct charging step
：
1.Transport the machine to a well ventilated area.
2.Park the machine at a dry and level place and turn off
the main power.
3.Plug the charger DC cable plug into the charging socket
of the machine.
4.Connect AC power cord of the charger to a properly
grounded outlet.
