Hand (power) hydraulic Master Pin Press for excavator track group and bulldozer track group

Hand (power) hydraulic Master pin press clean up tip of the hinge pin where the track link on front and back sides is disconnect before running. Hand up the draw bar and bar and oil. Remove the fore-bolster from the rack to put the track link which is inserted by the draw bar from the top to bottom adjust the position of the rack by using the hanging-bolt to put the top side of the hinge pin into the bushing driver then install the knocked-down bar running the hand(power)pump to knock down the hinge pin.