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What are the common faults of tractors?

Mar 29, 2023

1. High-pressure oil pipe wear and oil leakage If the tractor has high-pressure oil pipe wear and oil leakage, you can cut a circular copper sheet from the waste gas cylinder gasket, and then punch a small hole in the middle of the circular copper sheet. In the pit, you can solve the urgent need.

2. Sudden lack of fuel supply If the fuel supply shortage occurs during the operation of the tractor, it may be caused by the eccentric wear of the small steel ball in the injector pin of the fuel injector so that the fuel injection cannot be atomized. At this time, it is necessary to replace a small Steel ball, if there is not a small steel ball, you can use a bicycle flywheel steel ball instead.

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3. Steering wheel shaking, front wheel swinging steering wheel shaking, and front wheel swinging are mainly caused by improper positioning of the front wheels and too small caster angle of the kingpin. You can try to connect the leaf spring and the front axle support Plug the wedge-shaped iron sheet at the rear end of the plane to make the front axle rotate backward, and then increase the caster angle of the kingpin, and it can return to normal after the trial run.

4. Free shifting after shifting. Free shifting after shifting is mainly due to the wear of the fork shaft groove, the weakening of the fork spring, and the excessive gap between the connecting rod joints. This can be done by repairing the positioning groove, replacing the fork spring, After narrowing the gap between the connecting rod joints and putting the gears in place, the tractor can be guaranteed to shift gears normally.

5. If the performance of the oil pump is poor, first remove the oil filter or the oil outlet pipe, and then use the oiler to fill the oil from the oil outlet hole of the machine body, then immediately install the filter or the oil pipe leading to the oil indicator, and start the tractor After that, the oil will be pumped up.

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6. Fatigue breakage of hydraulic oil pipe The fatigue breakage of hydraulic oil pipe is mainly due to frequent changes in oil pressure and high oil temperature, which makes the pipe wall stretch frequently, resulting in fatigue breakage and accidents. Because in order to prolong the service life of the hydraulic oil pipe, it can be put into the oil pipe for support by burning the spring with fine iron wire.

7. Hydraulic brake locomotive brake failure Check the brake master cylinder and sub-cylinder; check whether the brake oil is replaced on time; completely remove the air in the brake pipeline; check whether there are abnormal changes in the brake cup and hose.

8. If the diesel engine burns oil and emits blue smoke, check whether the cylinder liner piston group is worn and whether the elasticity of the piston ring is weakened; whether the oil pan is excessively added, whether the oil level of the air filter is too high; is too big.

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