Operation & Maintenance Manual
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LG946L Wheel Loader
33
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Do not let water enter an electric part (such as sensor, wire connector) or operator cab. If so,
the operation may be disabled and the electric circuit may be damaged.
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Wear protect clothes and glasses when using compressed air to clean the filter mesh.
8.9 Heavy Materials
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Wear protect clothes, safety glasses and safety helmet and put a copper bar between the
hammer and the part being hit.
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Eyes may be damaged by flying hard particles, such as pin and bearing when hit by a
hammer.
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Use tools and heavy materials carefully. Prevent them falling down.
8.10 Welding Repair
Electric welding requires a special technique, proper equipment and place. No person is allowed
to weld without a license. Escaped gas and damaged electric wires are potential problems during
welding. Obey the following:
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Switch off the electricity in the terminals for storage to
prevent explosion.
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Clean the paint at the welding site to prevent the
production of harmful gas.
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Avoid welding on the hydraulic equipment or pipe, or
places nearby. Flammable steam and sparks may be
generated.
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Cover the rubber, wire or pressure pipe and use
anti-fire plate during welding because a spark may
cause a sudden crack or shatter the insulating tape.
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Be careful when welding near tires, which may cause a thermal explosion.
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Wear protective clothes during welding.
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Keep the welding area ventilated.
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Clean up the flammable materials and check the fire extinguisher.
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Never
do any modifications which may affect the performance, safety and strength
capability of the vehicle and the working equipment.
8.11 Maintenance of Coolant System
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Severe burn may be caused if the cover of the oil tank
and the radiator are opened after welding, so pour
water or oil on the cover of the oil tank immediately
