Technical guidance bearing replacement chain hoists

Technical guidance bearing replacement chain hoists
chainb lock composition structure is relatively simple, it can be said that a class of simple lifting tools, but related, there are still many technical knowledge, and users are closely related to the use and maintenance and other professional guidance.
Which replace the bearings on  manual block for me to explain.
1  Chain Block  head into the bearing seat, and then with the sleeve shaft installed in the head to its original position.
2 bearing bolted to the machine, tighten the screws. If with the eccentric, you need to tighten the Allen screws.
3 Replace the nose, before you unplug the fixing pin on the jacket, ensuring neat appearance, add oil.