Axial Misalignment in Coupling Installation——Solution: Reinstall, ensuring the misalignment does not exceed 0.1mm.
2. Air intake from oil pipes or shaft seals —— Solution: Replace seals, grind mating surfaces.
3. Local blockage in the oil inlet filter——Solution: Clean the oil filter.
4. Insufficient fuel in the fuel tank——Solution: Refuel to the fuel level indicator line.
5. Severe wear on stators and blades —— Solution: Replace with new parts.
6. Enclose the sound source by constructing a soundproof wall at the source location to prevent noise from directly spreading outward.
7. Enhance greening efforts by planting trees along busy highways, creating a protective barrier.
8. Lubricate the machine thoroughly to prevent noise and protect the equipment.
