Contact Us


       TEL : +86-592-5601702  5682036


       E-mail: sales@quarryingtools.com


       Address: Unit 8001, Part A, Minnan Culture Town, 

       No.350, Changle Road, Huli, Xiamen China.361006


                   




DTH Hammer cleaning and inspection
Oct 19, 2018

1)Wash all the parts removed with detergent thoroughly and dry the parts by compressed air.


2)Check every part, polish and repair them if there are scratching, replace the parts if there are hot crack and breakage.


3)Check the drive chuck, replace a new one when the outer cylinder thinner than the external cylinder diameter,otherwise,it will accelerate the wearing of outer cylinder.


4)Check drive chuck splines,insert a new drill bit into drive chuck splines and twist, drive chuck should be replaced in time if the rotation range is more than 5mm,otherwise it will cause the bit body failing.


5)The parts should be coated with lubricating oil before assembly.

Notice: Please choose our original accessories to guarantee the good performance of hammers.


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