Preventing crush injuries
For agricultural vehicles under repair, the vehicle tires must be fastened with triangular wood. After jacks are used to jack agricultural vehicles, they are also supported by supporting tools. Before loosening jacks, be aware of whether there are people and obstacles next to them. When inspecting the piping of the hydraulic car, it is necessary to carry out the support of the inclined carriage.
Prevent scald
When repairing a running engine, it must be prevented from being injured by the fan blades, and care must be taken to prevent the gas from being burned by the hot gas, especially the exhaust pipe. When the engine water temperature is high, do not rush to open the water tank cover with your hands to prevent boiling water from flushing out.
Prevent corrosion
When preparing battery electrolyte, ceramic or glass containers should be used. When adding sulfuric acid, sulfuric acid must be slowly poured into distilled water. When checking the electrolyte height and density, be careful not to let the electrolyte splash on the clothes and skin.
Prevention of poisoning
When the engine is repaired, the engine must be started frequently for gas welding and welding, and the interior of the engine will often be flooded with a large amount of exhaust gas. Therefore, maintenance of ambient air circulation must be maintained to prevent chronic poisoning.
Prevent explosion
Before welding, the fuel tank and the oil drum should be thoroughly cleaned. After confirming that there is no oil and gas in the cavity, they can be welded. In addition, Mars should be eliminated from the battery room to prevent the accumulation of hydrogen and oxygen spilled from the battery and cause an explosion.
Prevent fire
There is no open flame when repairing a gasoline engine. No gasoline tanks should be left near the grinder. Cotton yarns, rags, etc., which are covered with waste oil, should be disposed of in a timely manner and must not be discarded.
Prevention of electric shock
All electrical equipment must be reliably grounded. Switch position should be higher than the head. Once the wire is found to be aging or bitten by a rat, it must be replaced in time to prevent electric shock or fire.
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