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DTH Hammer Breakout Equipment Operation Method
Oct 25, 2018

1.Laying the hammer between the upper and lower lock block.


2.Adjust the position of the hammer and wrench, block the top sub (or driver sub) by corresponding wrench and ensure the wrench and jack are in the same plane.


3.Set the hand pump's directional valve at the horizontal position, slowly shake the jack handle until the hydraulic pressure gauge pointer is pointing at 65MPa, stop shaking.


4.Screw the stop valve.


5.Set the hand pump's directional valve at the vertical position; slowly shake the jack handle until the top sub (or driver sub) is loosened.


6.After the top sub (or driver sub) is dismantled, set the hand pimp's directional valve at the horizontal position, release the wrench jack.


7.Release the stop valve.


8.Set the hand pump's directional valve at the vertical position, release the compressing jack.


9.After the breakout, repeat the above steps for the next work.

Hammer disassemble bench 1

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