1. The weight difference between the two sets of hammer pieces corresponding to the wood crusher exceeds 5 grams. The exclusion method is to adjust the weight of the hammer pieces so that the difference in weight between the corresponding two groups is less than 5 grams.
2. The main shaft bearing of the wood crusher is bent and deformed. The solution is to straighten or replace it.
3. The fixing bolts at the bottom corner of the wood crusher are not securely fastened or loose during operation. The solution is to tighten it.
4. The bearing clearance of the wood crusher exceeds the limit or is damaged. Usually, new bearings are used to solve the problem.
5. The rotor of the wood crusher is balanced by a dynamic balancing machine.
6. When the weight of other components on the rotor of a large wood crusher is unbalanced, it is necessary to carefully check and adjust the balance separately.
