Operation & Maintenance Manual
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LG968 /969Wheel Loader
34
the drain valve is closed before start engine.
z
Examine the outside of air storage tank frequently because there is high pressure air. Examine the
anti-
erosion layer and welding line to ensure safe.
8.15 Electric System
z
Assign professional person with proper license to maintain the electric system.
z
Connect the grounding cable at last to prevent explosion due to electric spark near battery when
adjust outside power.
z
Evulse the start up key before repair the electric system.
8.16 Maintenance of Storage Battery
Oxygen and hydrogen may be generated during charging because the electrolyte of storage battery
contains vitriol. So miss-operation of storage battery may lead to severe hurt or fire. Please do as
following notices:
z
Keep kids
OFF
since the battery contains strong erosive vitriol. Wear safety glass and rubber
gloves to deal with battery. Wash with lot of water to clean the vitriol in the eye or on the cloth,
go to hospital if hurt severely.
z
Keep fire
OFF
battery during charging, because the oxygen and hydrogen may be generated,
explosion may be caused once the fire is close or the vent is blocked. Prevent circuit short.
z
Keep fire
OFF
the crust of battery because it is flammable.
z
Storage the battery under dry, clean and breezy circumstance with temperature between 5~25
℃
.
Prevent sun light irradiation; be away from heat source at 2m. The battery will be affected much
if the temperature is too high.
z
Never
reverse and put horizontal. Prevent hammer by machine or press heavily.
z
Storage life is 6 months under room temperature without charge. If overtime, please charge
before use.
z
Pay attention to the labels before assemble to prevent accident.
z
Spread Vaseline on the poles to prevent erosion. The wire connection should be firm and credible.
Never
hammer the wire pole to prevent loose which may cause the leak of vitriol.
z
Connect the positive pole of storage battery with negative pole of machine first, and then connect
