Trailer Power Units Two-axle trailers are arranged with rugged fender tanks for best road balance and serviceability. Gooseneck or bumper hitches are optional, and spare tire is included. Standard units have electric brakes on both axles. Hydraulic - powered triple hose reel is standard with 100 foot hydraulic hoses, and reel will accept 200 feet if required. The unit also includes a variable displacement piston-type hydraulic pump to allow any swivel speed desired. Caterpillar engines are standard, others are available.
Skid Power Units Rugged oilfield skids are designed for truck winching and are fully floored. Heavy-duty dual tank design uses minimum floor space, and all equipment is arranged to allow easiest access for service. The unit also includes a variable displacement piston-type hydraulic pump to allow any swivel speed desired. 100 foot hydraulic hoses are standard, and hydraulic - powered triple hose reel will accept 200 feet if required. Overhead lifting frames are available for offshore crane lifting. Caterpillar engines are standard, others are available.
Air remote controls The power unit includes air remote controls and a 50-foot control hose umbilical which feature stainless liquid-filled torque gauge, single handle control for direction/speed, engine throttle, engine kill (fuel shutoff), emergency engine kill (air shutoff), plus fool-proof torsional release control to allow controllable unwind of the drill string before picking up. Emergency engine kill may also be manually operated at the engine.
Torque Box A control for setting maximum torque is mounted on each unit near the pump. Torque setting instructions are permanently marked on front panel of the box.