Power Unit - 58 HP @ 2,300 RPM diesel engine with 12-volt electric start engine.
Feed Mechanism - The main feed consists of double acting chain drive mechanism connected to a hydraulic cylinder with 48” stroke and capable of 11,000 lbs. upward thrust and 11,000 lbs. pull down. Feed speeds are 0-72 RPM up and down.
Drill Drive - Taken from prime mover through a variable volume over center piston pump and tandem fi xed volume pump.
Drill Head - 4-Speed. 3-5/8” open spindle.
1st gear (0-120 RPM @ 3,028 ft./lbs. torque)
2nd gear (0-252 RPM @ 1,452 ft./lbs. torque)
3rd gear (0-456 RPM @ 788 ft./lbs. torque)
4th gear (0-750 RPM @ 458 ft./lbs. torque)
Mast - Welded rectangular structural steel tube construction that supports and guides the rotation of feed components.
Positioned with one (1) hydraulic cylinder and rigidly held in the vertical position for drilling and is lowered to the travel position for moving from hole to hole.
Mast mounting allows for angle as well as 90 degree vertical drilling. Also includes mast dump up to 36”. Includes crown block with sheaves.
Track Mounting - The entire drill is mounted on a structural steel frame and is self-propelled by 9” rubber crawler tracks with independent reversible hydraulic motor drive as well as full function remote radio control. Ground bearing pressure 5.2 P.S.I. without options or tooling.
Hydraulic Oil Cooler
Hydraulic Leveling Jacks - (4)
Hydraulic Engine Tilt - For diffi cult site conditions.
Low Clearance Sheave Block Assembly - For use with cathead operation in low ceiling situations.