5 Maintaining, Charging and Replacing the Battery
5.1 operation safety regulation of battery
Before any operation on the battery, you should park the vehicle stably and safely.
5.1.1 maintenance staff
The operation of charge, repair and replacement of battery should be performed by qualified
professionals. Before operation, read the instruction carefully including operation manual,
requirement for supply preparation and charge.
5.1.2 Fire protection
During operation of battery, smoking and ignition are strictly forbidden in the working field. When
storing and charging the battery, you should keep flammable substance away at least 2m distance.
Choose a airy place with fire protection equipment to store the battery.
5.1.3
Maintenance of battery
1) Keep each nut from every battery dry and clean. Each connecting terminal and cable terminal
should be tightened and painted with clean grease to avoid eroding. The exposed connecting
terminal and connecting rod of battery should be covered with anti-slip insulated cover.
2) The connecting lines between cells should be in good contact. Check nuts if loosening or sliding,
If so, fasten it.
3) Keep the surface of the battery clean and dry.
4) Over-charge and over-discharge should be avoided for battery, and forcefully charging or
undercharging is strictly prohibited, or, its life-span will be shortened.
5) Conductive objects are not permitted to be placed on the battery (including metal tools) In order to
avoid shortening life-span of battery, otherwise, it can lead to short circuit, or , even explosion
6) No harmful substance of solid or liquid is allowed to be dropped onto the surface of the battery.
When the densitometer or thermometer is used, its surface should be clean.
7) After battery is utterly discharged, they should be recharged in time (delay of time for charging
should lead to damage of the battery). Maximum charging intervals should not exceed 24 hours
( On very cold day, if battery can not be charged, it should be placed indoor for charging.)
8) If the battery do not be used for a long time, it should be full charged once a month for every
month.
9) During the charging, ventilation equipments should be provided, and smoke / fire should be
forbidden, in order to avoid hydrogen explosion.
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