Choice of a 190-gross-hp (142-kW) Tier 3 or 200-gross-hp (149-kW) Tier 4 Cummins® diesel engine; either engine provides the power to get the job done faster. Two-speed thrust drive motors provide exceptional low-speed drilling control as well as higher speeds necessary for rapidly loading drill pipe. Onboard, enclosed 150-gpm (560-l/min) fluid pump for productive drilling at greater distances; flow rate can be adjusted simultaneously with thrust/pullback and rotation. Double rack-and-pinion thrust drive is field-proven and designed to push/pull through the long, tough bores. Operator's station...

U.S. METRICDIMENSIONS Spindle speed, max Spindle torque, max Carriage thrust travel speed Carriage pullback travel speed Thrust force Pullback force Bore diameter Backreamer diameter Ground travel speed Forward/reverse Length Width Height Operating weight Entry angle Angle of approach Angle of departure DRILLING FLUID SYSTEM POWER (TIER 3) Engine Fuel Cooling medium Injection Aspiration Number of cylinders Displacement Bore Stroke Manufacturer's gross power rating Rated speed Emissions compliance POWER (TIER 4) Engine Fuel Cooling medium Injection Aspiration Number of cylinders Displacement Bore Stroke Manufacturer's...