C18 Engine with ACERT® Technology
ACERT® Technology works at the point of combustion to optimize engine performance and provide low exhaust emissions. The C18 engine with ACERT® Technology provides clean burning power. |
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Optimum Power
The C18 engine performs at a full-rated gross power of 485 kW (650 hp) at 2100 rpm. The combination of large displacement and high torque allow the PM-201 to achieve maximum production. Engine power curve is optimized for milling applications providing optimum power while keeping the engine operating at peak efficiency. |
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Mechanically-Actuated Electronically
Controlled Unit Injection (MEUI)
The MEUI fuel system is a unique system that combines the technical advancement of an electronic control system with the simplicity of direct mechanically controlled unit fuel injection. The MEUI system excels in its ability to control injection pressure over the entire engine operating speed range. These features allow the C18 to have complete control over injection timing, duration and pressure. |
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Precise Multiple Injection Fuel Delivery
Combustion chamber temperatures are lowered by precisely shaping the combustion cycle generating fewer emissions and optimizing fuel combustion; translating into more work output for your fuel cost. |
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C18 Cylinder Block
The cylinder block is a one-piece, grey iron block that features generous ribbing for stiffness and heavy bearing bulkheads for rigidity and strength as the crankshaft turns. This new design supports the engine’s higher compression ratios and increases its power density. The incorporation of straight-thread, o-ring connection points reduces the loss of engine oil and fluids. |
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High Cylinder Pressures
High cylinder pressures combined with tightly controlled tolerances promote extremely efficient fuel burn, less blow by and lower emissions. |
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Service, Maintenance and Repair
Easier service, maintenance and repair
Easier service, maintenance and repair is accomplished by monitoring key functions and logging critical indicators. Advanced electronic diagnostic capabilities are possible using Cat Electronic Technician. |
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Turbocharged and Air-to-Air
Aftercooling (ATAAC)
High horsepower with increased response time is assured while keeping exhaust temperatures low for long hours of continuous operation. |
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Air-to-Air Aftercooling
Air-to-air aftercooling keeps air intake temperatures down and in concert with the tight tolerance combustion chamber components, maximizes fuel efficiency and minimizes emissions. New turbocharger, unique cross-flow head design, single front driven overhead cam and a more efficient intake manifold generate significant improvements in air flow, maximizing efficiency and reduced emissions. |
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ADEM™ A4 Electronic Control Module
The module manages fuel delivery, valve timing and airflow to get the most performance per liter (gallon) of fuel used. The control module provides flexible fuel mapping, allowing the engine to respond quickly to varying application needs. It keeps track of engine and machine conditions while keeping the engine operating at peak efficiency. |
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Propel System
Propel pump provides balanced flow to dual displacement drive motors on each track. Provides superior tractive effort on all surfaces. Load sensing system controlled by the ECM, matches propel speed to load on engine for maximum production. |
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Propel Pump
Propel pump provides balanced flow to the dual displacement drive motors on each track. Provides superior tractive effort on all surfaces. |
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Maximum Production
Load sensing system controlled by the ECM, matches propel speed to load on engine for maximum production. |
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Two Speed Ranges
Two speed ranges allow the machine to operate at either maximum torque to propel the machine through the toughest materials or a greater speed for moving around the job site. |
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Propel Lever
Infinitely variable machine speeds determined by the propel lever. |
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Equal Hydraulic Oil Flow
Positive traction control provides equal hydraulic oil flow to each drive motor to increase tractive effort in hard cutting applications. |
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Polyurethane Track Pads
Polyurethane track pads provide long service life and positive traction on all pavement surfaces. |
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Rotor Drive
A Caterpillar wet clutch with automatic belt tension adjustment delivers efficient and reliable power to the pavement. The rotor drive consists of field-proven Cat D8 Track-type Tractor components for Caterpillar machine commonality and long service life. |
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Rotor Clutch System
Caterpillar wet clutch is the most efficient and reliable system of applying rotor power to the pavement. The rotor clutch system has a separate oil sump, pump, filter, clutch control valve and oil cooler to provide continuous cooling and lubrication. |
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Long Life And Reduced Maintenance
Upper and lower sheave bearings are continuously lubricated with oil from the rotor drive clutch sump to provide long life and reduced maintenance. |
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Drum Drive Gear
Caterpillar drum drive gear reducer provides reliability and long service life. An input shear shaft is provided to protect the rotor and final drive from overload conditions. Rotor mandrel is liquid-filled to dissipate heat and cools gear reducer. |
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Tensile Belt
Molded eleven-rib high tensile belt provides long service life. |
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Automtic Belt Tension Adjustment
Automatic belt tension adjustment prevents slipping and reduces maintenance. |
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Rotor Selection
Choice of three rotor designs: conical tool holder rotor, breakaway tool holder rotor and weld-on tool holder rotor. These three rotor designs are for different applications and production requirements. Tools are mounted in drive-in, knock-out holders for quick and easy replacement. |
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Conical Tool Holder Rotor
The conical tool holder rotor has 190 point-attack carbide-tipped tools. The quick release conical tool holder features a tapered fit maintining tightness in holder base. |
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Maximum Breakout Force
190 point-attack carbide-tipped tools are mounted in durable three-piece, patented quick release tool holders and arranged in a triple-wrap configuration for maximum breakout force. |
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Quick Release
Quick release conical tool holder features a tapered fit maintaining tightness in holder base. |
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Carbide-Faced Loading Paddles
Large replaceable carbide-faced loading paddles effectively moves milled material onto collecting conveyor resulting in higher production and less wear on inside of rotor chamber and cutting tools. |
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Triple-Tree Tool Placement
Triple-tree tool placement on rotor ends provides optimum tool spacing to clean up loose material and reduces wear on drum when maneuvering in the cut. |
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Breakaway Tool Holder Rotor
The breakaway tool holder rotor has 170 point-attack carbide-tipped tools which allow for fast replacement without welding. As the triple-wrap design provides high production, the segmented flighting is designed to help protect base blocks. |
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Maximum Breakout Force
170 point-attack carbide-tipped tools are mounted in drive-in, knock-out tool holders and arranged in a triple-wrap configuration for maximum breakout force. |
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Bolt-On Design
Bolt-on breakaway design tool holders allow for fast replacement without welding. |
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Triple-Wrap Design
Triple-wrap design provides optimum tool impact spacing for high production. |
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Segmented Flighting
Segmented flighting is designed to help protect base blocks and effectively move milled material onto collecting conveyor. |
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Triple-Tree Tool Placement
Triple-tree tool placement on rotor ends provides optimum tool spacing to clean up loose material and reduces wear on drum when maneuvering in the cut. |
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Weld-on Tool Holder Rotor
The weld-on tool holder rotor contains 147 point-attack carbide-tipped tools which has a triple-wrap design that allows higher working speeds and high production. |
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Maximum Breakout Force
147 point-attack carbide-tipped tools are mounted in drive-in, knock-out tool holders and arranged in a triple-wrap configuration for maximum breakout force. |
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Triple-Wrap Design
Triple-wrap design provides optimum tool impact spacing allows higher working speeds and high production. |
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One-Piece Flighting
One-piece flighting has a thickness of 51 mm (2") to provide optimum material movement onto collecting conveyor and minimum wear. |
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Large Loading Paddles
Large loading paddles welded to the drum helps move material onto the collecting conveyor. |
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Primary Collecting Conveyor
A large discharge opening and wide collecting conveyor belt clears out the cutter box quickly for increased production. Water spray system provides lubrication and controls dust. Slabbing of the road surface is prevented by the optional hydraulically operated front door. |
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Increased Production
Large discharge opening clears out the cutter box fast for increased production. |
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Maximum Efficiency
The collecting conveyor's width measures in at 1020 mm (40") and is driven by two high torque hydraulic motors which provides maximum efficiency. |
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Seamless Belt
Seamless belt features 25 mm (1") high cleats to clear out the cutter box effectively and provides better control of fine particles. |
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Standard Water Spray
Standard water spray lubricates and controls dust on collecting belt. Water spray nozzles are easily removed for inspection and replacement without the need for tools. |
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Hydraulically Operated Front Door (Optional)
The optional hydraulically operated front door provides an adjustable down pressure to prevent slabbing of the road surface resulting in optimum sizing and gradation. |
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Anti-Kickback Device
Anti-kickback device automatically deactivates the rotor drive and propel systems if a kickback is detected. |
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Front Loading Conveyor
The PM-201 features a front loading conveyor for greater productivity. The conveyor swings 45 degrees to the left or right to meet your job requirements. Conveyor functions can be controlled from the operator’s station or at ground level. Conveyor features a boost function to cast material farther for loading long haul trucks. |
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Upper Conveyor
915 mm (36") wide upper conveyor with hydraulically controlled height adjustment and two cylinders for a 45 degree swing to the left and right. |
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Seamless Belt
Seamless belt features 25 mm (1") high cleats, offers long service life and provides better control of fine particles. |
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Variable Belt Speed
Variable belt speed controls upper belt loading to match milled material type and amount. |
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Conveyor Boost Function
Conveyor boost function increases material handling to load long tractor trailers from the rear. |
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Operator's Station And Ground Level Controls
Conveyor raise, lower and swing controlled from the operator’s station and at two ground level control stations. |
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Operator’s Station
Ergonomic design emphasizes comfort, visibility and easy operation. Left and right side machine controls are grouped and conveniently located to enhance operator visibility, productivity and reduce fatigue. |
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Dual Operating Controls
Dual operating controls including steering wheels, propel levers, upper conveyor, machine elevation and rear track steering functions. |
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Computerized Monitoring System (CMS)
Computerized Monitoring System (CMS) constantly monitors system pressures and engine condition with six modes of operation. Alerts the operator if a problem does occur with three levels of warning. |
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Clear Control And Instrumentation Design
Clear control and instrumentation layout designed for ease of use. All gauges and displays are easily visible in direct sunlight or low light conditions. |
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Isolated Platform
Isolated platform with four heavy-duty rubber mounts to reduce machine vibration transmitted to the operator. |
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Low Sound Levels
Low sound levels help the operator and ground crew communicate effectively. |
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Warning Horns And Shut Down Buttons
Warning horns and shut down buttons located on the operator’s station and at five ground level control stations |
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Electronic Control Module (ECM)
Electronic Control Module is reliable Caterpillar technology that makes machine operation simple. The Electronic Control Module (ECM) provides information for troubleshooting as well as alerts the operator for potential system problems. |
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Reliable Caterpillar Technology
Reliable Caterpillar technology achieves maximum productivity and simplifies troubleshooting. |
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Current Operating Conditions Monitored
Electronic Control Module (ECM) receives input signals from sensors in the engine, propel, steering and rotor drive systems which monitor current operating conditions. |
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Self-Diagnostics
Self-diagnostics provides information for troubleshooting and alerts the operator of potential system problems. |
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Automatic Load Control
Automatic load control adjusts propel speed so that engine speed is maintained at no less than 1900 rpm. Machine always works at peak efficiency for maximum production. |
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Four Steering Modes
Steering control provides four steering modes for maneuvering in tight quarters: front steer only, crab steer, coordinated steer and rear steer only. |
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Automatic Grade and Slope Control
The optional grade and slope system provides precise control of the machine to a preset cutting depth and cross slope. Remote mounted control boxes allow simple operation from either the operator’s station or ground level. |
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System Versatility
Contact or non-contact grade sensors can be positioned on each side are easy to position and provides a consistent accuracy to ± 3 mm (1/8"). Cross slope sensor adds to system versatility. |
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Accurate Grade Matching
Contacting wire rope grade sensor measures side plate movement that enables the entire length of the side plate to become an averaging device for extremely accurate grade matching. |
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Remote Mounted Control Boxes
Remote mounted control boxes allow manual or automatic operation from either the operator’s station or at ground level. Constant read-out for rotor depth and cross slope are easily visible in direct sunlight or low light conditions. |
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Sonic Averaging System
Sonic Averaging System features three non-contacting grade sensors or a combination of one contacting and two non-contacting sensors that mount on the side of the machine. Enables the entire length of the machine to become an averaging device. |
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Maneuverability
Four steering modes: front, rear, crab and coordinated enable the operator to have complete control of the machine position in tight milling applications. The four-track drive provides productive operation. |
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Four Steering Modes
Steering control provides four steering modes for maneuvering in tight quarters: front steer only, crab steer, coordinated steer and rear steer only. |
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Reinforced Polyurethane Track Pads
Standard reinforced polyurethane track pads provides good traction, added stability and improved durability against track pad separation. |
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Excellent Visibility
Visibility to the cutter box side plates is exceptional. Excellent visibility increases productivity and allows the operator to precisely place the rotor against gutter pans or when working near obstructions. |
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Dual Propel Levers
Dual propel levers provide infinitely variable machine speeds for moving around the job site quickly. |
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Reliability and Serviceability
The power-assisted engine hood opens wide and provides exceptional walk-in access to the engine, hydraulic pumps and daily service points. Hydraulic rotor service door provides convenient access to the rotor for easy cutting tool removal and replacement. Water spray nozzles are easily removed for inspection and replacement without the need for tools. |
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Hydraulic Rotor Service Door
Hydraulic rotor service door opens wide for convenient access to rotor for inspection and tool maintenance. |
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Cutting Tools Made Quick And Easy
Engine mounted air compressor and cutting bit removal tools makes changing cutting tools quick and easy. |
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Chrome Leg Cylinders
Chrome leg cylinders slide through leg barrel equipped with a lip seal and a replaceable nylon sleeve-type bearing. |
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Electronic Control Module (ECM)
Electronic Control Module (ECM) monitors machine systems and provides self-diagnostics for operator or service personnel. |
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Three Warning Level Alerts
Three warning levels alert operator to conditions on the machine that require attention. Encourages repair before major failure. Level One – a flashing gauge indicator and a flashing alert indicator light. Level Two – level one warning plus the warning action lamp flashing. Level Three – level two warning plus the warning action horn sounds. |
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Visual Indicators
Visual indicators allow easy check of radiator coolant, water spray tank level, hydraulic oil tank level and air restriction indicator. |
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Simplified System Diagnosis
Quick-connect hydraulic test ports simplify system diagnostics. |
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Ecology Drains
Ecology drains provide an environmental method to drain fluids. They are included on the radiator, engine oil pan and hydraulic tank. |
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S•O•SSM Ports
S•O•SSM ports allow for simple fluid collection of engine oil, engine coolant and hydraulic oil. |
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Secured Hose Routing
Secure hose routing with polyethylene routing blocks to reduce rubbing and increase service life. |
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Nylon Braided Wrap And All-Weather Connectors
Nylon braided wrap and all-weather connectors ensure electrical system integrity. Electrical wiring is colorcoded, numbered and labeled with component identifiers to simplify troubleshooting. |
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Maintenance-Free Caterpillar Batteries
Maintenance-free Caterpillar batteries are mounted on the top of the machine and are accessible through a bolt-on cover. Cat batteries are specifically designed for maximum cranking power and protection against vibration. |
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Cooling Package
Cooling package is a multi-row modular design, stacked in series for easy access for cleaning and service. A modular stacked cooling system provides more efficient cooling of individual systems and makes replacement and routine cleaning easier. |
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