1. Clean the pulley, check the wear condition of the pulley of the folding boom crane, and replace it in time if it exceeds the scrapping standard. Cast steel pulley can be re turned after repair welding; If the cast iron pulley is cracked or broken, repair welding is not allowed and it shall be scrapped and replaced.
2. The oil hole and lubricating oil groove of the pulley shaft of the folding boom crane shall be cleaned, and the bearing, spacer ring and expansion ring shall be installed after cleaning.
Add: No.680 Haichang Road, binhai Industry
Area, Taizhou City, zhejiang Province, China
Tel: 0576-89207521 89207507
Fax: 0576-89207522 89207555