replace the grease seal in maintenance shop is the best choice

　　If the economic condition permits, professional famous brands excavator segment bolt production supplier confess that replace the new grease seal in the maintenance shop is the best choice, the main reason is due to the manufacturing weight of boom cylinder is very heavy, all of the replacement procedures can be frequently finished in the maintenance shop.

　　But in the outside environment, it would lack of professional lifting equipment and profession replacement technical staff, so excavator users had to take advantage of chain block, two pieces of steel wire rope and another common tools to finish the replacement procedure.

　　For example, professional famous brands excavator segment bolt production supplier said excavator users had to stop the excavator machine on the flat and steady earth ground first, then control the bucket shaft within lowest position, but also needs reduce the height of boom and operate the bucket to stop on the earth ground too. Then use the steel wire rope to cross through the boom, but use another shorter length steel wire rope to cross through the upper end part of boom cylinder, then hold the two ends chain block cleek to hold the steel wire rope joints and tighten the steel chain.