how to right pull out the piston rod assembly?

　　To ensure the piston rod assembly can be pull out within more easily way, firstly, professional famous brands excavator segment bolt production supplier said excavator users should control both of the excavator bucket arm and boom cylinder piston rod pin hole maintain the same height as the boom cylinder, then use the steel wire to inner cross the piston rod pin hole but connect with the chain block, then tightness hold the chain block to tighten the steel chain, the piston rod assembly would be pull out next.

　　Professional famous brands excavator segment bolt production supplier said excavator users should tear down the large nut from the edge part of piston first, then tear down the piston, guide sleeve and sealing parts with the certain rule, and the last step is replace the new grease seal.

　　Professional famous brands excavator segment bolt production supplier said all of these steps must be finished with the slight strength and suitable speed, or the inner mechanical parts would be easily damage due to crash force and impact force.