Motor Grader Product Line

Motor Graders
Motor Grader is one of earthmoving equipment that can be used to perform work on a variety of applications, but also highly dependent on operator skill. Motor graders are used in construction work, maintenance, re-making the road with a good quality, but it is also used for snow removal.








Motor Grader Product Line 
Encoding motor graders is somewhat different products compared with other Cat products, number 12, 14, 16, the 24.120, 135 and 140 are used to give numbering (sales model) on the motor graders. In this numbering does not mean that the greater the number the greater the size of the tool. To know the size of the motor grader should refer to the product line under the table.Behind the sales model contained a series of other letters that called the series, such as the 120G, 120H, and so forth. This series shows the technology used by the product. For example, the 120G has the technology or the latest higher than the 120H.

Safety

Safety
Safety is an integral part of all machine and system designs.

Steel Tandem Walkways.
Perforated raised steel walkways cover
the tandems. This provides a sturdy
platform for standing and walking, and
additional protection for the brake lines.
ROPS/FOPS Cab.
Isolation mounted to the frame to reduce vibration and sound, the integral ROPS/FOPS structure meets ISO and SAE criteria for operator protection.

Operator Presence System.
The Operator Presence System keeps the parking brake engaged and hydraulic implements disabled until the operator is seated and the machine is ready for safe operation.

Secondary Steering System.
The standard secondary steering system automatically engages an electric hydraulic pump in case of a drop in steering pressure, allowing the operator to steer the machine to a stop.

Speed Sensitive Steering.
The steering software automatically provides an infinitely variable ratio between the joystick and the steer tires, resulting in less sensitive steering as the ground speed increases.

Low Sound and Vibration Levels.
Isolation mounts for the cab, engine and transmission maximize operator comfort and help to minimize sound and vibration. These modifications provide a quieter and more comfortable working environment, optimizing operator focus.


Hydraulic Lockout.
A simple switch located in the cab disables all implement functions while still providing machine steering control. This safety feature is especially useful while the machine is roading.

Brake Systems.
Brakes are located at each tandem wheel to eliminate braking loads on the power train. In addition, the brake systems are redundant and utilize accumulators to enable stopping in case of machine failure, further increasing operational safety.


Drop-Down Rear Lights.
Optional dropdown lights fold out from the rear of the machine. This creates a wider, lower profile to be better aligned with passenger cars.

Window-Cleaning Platform.
The optional window-cleaning platform provides easy access to all windows.

Rearview Camera.
Visibility is further enhanced with an optional Work Area Vision System (WAVS) through a 178 mm (7 in) LCD color monitor in the cab. Developed specifically for rugged applications, this durable camera improves productivity and increases operator awareness of surroundings.

High Intensity Discharge (HID) Lighting.
Optional HID lights can replace the standard halogen lamps. The powerful HID lights are four times brighter, improving night time visibility and safety.

Circle Drive Slip Clutch.
This standard feature protects the drawbar, circle and moldboard from shock loads when the blade encounters an immovable object. It also reduces the possibility of abrupt directional changes in poor traction conditions, protecting the machine, operator and surroundings.

Blade Lift Accumulators.
This standard feature uses accumulators to help absorb impact loads to the moldboard by allowing vertical blade travel. Blade lift accumulators reduce unnecessary wear and help to avoid unintended machine movement for increased operator safety.


Engine Shutoff Switch.
An engine shutoff switch is located at ground level on the left rear of the machine, allowing anyone nearby to shut it down in case of an emergency.

Electrical Disconnect Switch.
A battery disconnect switch, located inside the left rear enclosure, provides ground-level lockout of the electrical system to prevent inadvertent starting of the machine.

Rear Fenders.
To help reduce objects flying from the tires, as well as build-up of mud, snow or debris, optional rear fenders can be added.

Additional Safety Features.
The 16M has many additional standard safety features, including laminated glass on the front windows and doors, back-uplights and sounding alarm, black glare-reducing paint on the front frame and engine enclosure, lockable doors, and conveniently located grab rails for added safety.

Work Tool and Attachments

Work Tools and Attachments
The Work Tools and optional attachments for the 16M expand machine versatility, utilization and performance.

Moldboard Options.
A 4.9 m (16 ft) moldboard is standard on the 16M from the factory.


Ground Engaging Tools (GET).
A wide variety of Caterpillar GET is available on the 16M, including cutting edges, graderbits and end bits, all designed for maximum service life and productivity.

Variable Float.
The optional variable float feature gives the operator the ability to select the amount of down force the blade has when it is in float. This allows the operator to easily follow the contour of the haul road when removing only the loose material, increasing productivity and cutting edge life.

Front Mounted Groups.
A front mounted push plate/counterweight can be ordered on the 16M. A Caterpillar Work Tools front lift group can be combined with a front dozer blade for added versatility.

Ripper.
The 16M optional ripper is made to penetrate tough material fast and rip thoroughly for easier material movement with the moldboard. The ripper includes three shanks with the ability to add four more if needed.


Automatic Lubrication System.
The optional Lincoln Centro-Matic® AutoLube System maintains the proper grease lubrication on working surfaces, significantly extending component life. Contaminants are purged from open pins and bushings to help prevent dirt from damaging critical components.

Fast-Fill Fuel.
The 16M offers a standard Fast-Fill that allows customers to refuel in less than two minutes for fast, accurate filling and reduced downtime.

Integreted Electronic Solutions

Integrated Electronic Solutions
Full systems integration optimizes machine performance and availability.

“Smart Machine”.
The 16M fully integrates all core systems creating a “Smart Machine.” The Cat data link shares key data among systems, optimizing machine performance while preventing potential machine damage.

Electronic Technician (Cat ET).
Cat ET is a two-way communication tool that gives service technicians easy access to stored diagnostic data and lets them configure the machine parameters through the Cat Data Link. This integrated feature reduces machine downtime and lowers operating costs.

Diagnostics.
Cat Messenger, combined with full systems integration, enhances the diagnostic capability of the 16M. Machine system errors are displayed in text as well as with fault codes, allowing service technicians and operators to quickly analyze critical data, increasing machine availability.

Machine Security System (MSS).
The optional MSS uses electronically coded keys to limit usage by specific individuals or times of the day. MSS deters theft, vandalism and unauthorized use.

Product Link.
The optional Product Link system streamlines diagnostic efforts, and reduces downtime, maintenance scheduling and costs by providing a communication flow of vital machine data and location. Product Link gives automatic updates on machine parameters such as machine hours, machine condition, location, fault codes and alarms directly to your office computer.

Cat Messenger.
Standard on the 16M, Cat Messenger provides real-time machine performance and diagnostic data with an easy-to-use interface. Messenger monitors all system data and alerts the operator of any faults through a digital text display that can be shown in multiple languages.

Low Battery Elevated Idle.
After the 16M is at low idle for an extended period and low system voltage is detected, idle speed is raised. This ensures adequate system voltage and improves battery reliability.

Automatic Engine Deration.
Protects the C13 engine by automatically lowering engine torque output and alerting the operator if critical conditions are detected.

Optional Automatic Blade Control.
The Caterpillar AccuGrade System automatically controls the blade, improving operator efficiency and productivity. AccuGrade™ technology reduces the need for traditional survey stakes or grade checkers, so you can reach grade faster and in fewer passes than ever before.


AccuGrade Attachment Ready Option.
The AccuGrade System is fully integrated into the machine design, making installation quick and easy. Integral hydraulic and electrical components are standard on the 16M (Grade Control Ready). The AccuGrade Attachment Ready Option provides additional mounting brackets, cab controls and electrical harnesses for easy installation of the Cross Slope, Sonic, Laser, GPS or ATS electronics kits.

Hydraulic

Hydraulics
The 16M electro-hydraulics enable advanced machine controls with precise and predictable movements.

Advanced Electro-Hydraulic System.
The 16M incorporates a state-of-the-art electro-hydraulic system. This technology is the foundation for revolutionary changes of the machine and implement controls. Advanced joystick controls provide unmatched controllability with precise, predictable hydraulic movements and the reliability you expect from Caterpillar.

Blade Float.
Blade float is built into the blade lift control valves and is optional for some auxiliary hydraulic functions. The blade float feature allows the blade to move freely under its own weight. By floating both cylinders, the blade can follow the contours of the road when removing snow. Floating only one cylinder permits the toe of the blade to follow a hard surface while the operator controls the slope with the other lift cylinder.

Cat® XT™ Hose.
Caterpillar hose technology allows high pressures for maximum power and reduced downtime. Intelligent routing minimizes exposure to damage. Hose clips prevent hose rubbing and excessive vibration for lower owning and operating costs.


Independent Oil Supply.
Large, separate hydraulic oil supply prevents crosscontamination and provides proper oil cooling, which reduces heat build-up and extends component life.

Load Sensing Hydraulics (PPPC).
The time proven load-sensing system and the advanced Proportional Priority Pressure-Compensating (PPPC, or “triple-PC”) electro-hydraulic valves on the 16M are designed to provide superior implement control and enhanced machine performance in all applications. Continuous matching of hydraulic flow and pressure to power demands creates less heat and reduces power consumption.

Balanced Flow.
Hydraulic flow is proportioned to ensure all implements operate simultaneously with little effect on the engine or implement speeds. If demand exceeds pump capacity, all cylinder velocities are reduced by the same ratio. The result is improved productivity in all applications.

Consistent and Predictable Movement.
PPPC valves have different flow rates for the head (red) and rod (blue) ends of the cylinder. This ensures consistent extension and retraction speeds for each cylinder, and gives the operator a consistent and predictable response every time an implement control is moved.

Power Train

Power Train
Integrated, electronically controlled systems, deliver smooth reliable performance with reduced operating costs.

Smooth Shifting Transmission.
The 16M combines several key innovations to ensure smooth, powerful shifts throughout the gear range.

Electronically Controlled Shifting.
The full Electronic Clutch Pressure Control (ECPC) system optimizes inching modulation and smooths shifting between all gears and directional changes. This provides outstanding control and also extends the life of the transmission by reducing stress on the gears.

Load Compensation.
This standard feature ensures consistent shift quality regardless of blade or machine load.

Controlled Throttle Shifting.
This standard feature helps to smooth directional and gear changes without use of the inching pedal.

Engine Over-Speed Protection.
Helps protect the transmission and extend component life by preventing downshifting until a safe travel speed has been established.

Power Shift Countershaft Transmission.
Designed and manufactured specifically for the 16M motor grader, the direct drive countershaft transmission is matched with the powerful Cat C13 engine to maximize power to the ground.

Modular Rear Axle.
The 16M incorporates a bolt-on modular rear axle design, which offers easy access to differential components, improves serviceability and contamination control, and lowers maintenance time and operating costs. The result is a rugged machine you can rely on for years to come.


Front Axle.
The Caterpillar® sealed spindle keeps the bearings free from contaminants and lubricated in a light-weight oil (1). This durable, low-maintenance design reduces your owning and operating costs. Two tapered roller bearings (2) support the wheel spindle. The Cat “Live Spindle” design places the larger tapered roller bearing outboard where the load is greater, extending bearing life.

Gear Selection.
Eight forward and six reverse gears give the operator a wide operating range. The specifically designed range of gears ensures maximum productivity in all earthmoving applications.

Programmable Autoshift.
The operator can easily customize various shift parameters through Cat Messenger to match the specific application requirement. This optional feature automatically shifts the transmission at optimal points so the operator can focus on the work, improving safety, productivity and ease of operation.

Inching Pedal.
Allows precise control of machine movements in any gear with low pedal effort and excellent modulation, critical in close-quarter work or finish grading.

Hydraulic Brakes.
The oil bathed, multidisc service brakes are hydraulically actuated (1), providing smooth predictable braking and lower operating costs. With brakes located at each tandem wheel, the 16M offers the largest total brake surface area in the industry (2), delivering dependable stopping power and longer brake life.

Brake Serviceability and Reliability.
An easily accessible brake wear indicator/ compensator system (3) maintains consistent brake performance and indicates brake wear without disassembly. This system cuts service time and extends brake service life.


Parking Brake.
The spring-applied, hydraulically released multi-disc parking brake can be easily serviced without transmission removal to reduce operating cost. A sealed, oil-cooled design extends component life and reduces the need for service.

Structure, Drawbar, Circle, Meldboard

Structures, Drawbar, Circle, Moldboard
Durable structures with fast and simple DCM adjustments deliver precise material control while lowering operating costs.

Front Frame Structure.
Continuous top and bottom plate construction provides consistency and strength. The flanged box section design removes welds from high stress areas, improving reliability and durability, and increasing resale values for the customer.

Rear Frame Structure.
The box-sectioned hitch design and cast axle mounting helps resist torsion loads and ensure structural durability. The integrated bumper ties the rear frame together as a single, solid unit, so the frame can withstand heavyduty applications such as ripping.

Articulation Hitch.
A large tapered roller bearing at the lower pivot carries loads evenly and smoothly. This joint is sealed to prevent contamination in this critical area.
A mechanical locking pin prevents frame articulation to help ensure safety when servicing or transporting the machine.

Circle Construction.
Our one-piece forged steel circle is built to stand up to high stress loads and provide structural durability. The front 240° of circle teeth are hardened to reduce wear and ensure component reliability.

Drawbar Construction.
The A-frame drawbar features a tubular design for high strength and optimum durability.

Aggressive Blade Angle.
With a long wheelbase the operator can obtain aggressive moldboard angles so material rolls more freely along the length of the blade. This is particularly helpful when handling very dry materials or cohesive soils. Better material control gets the job done faster, requires less power and saves fuel.

Top-Adjust Drawbar Wear Strips.
The patented top-adjust wear strips dramatically reduce drawbar/circle adjustment time. By removing the access plates on top of the drawbar, shims and wear strips can easily be added or replaced. This feature reduces service downtime and lowers overall machine operating costs.

Replaceable Wear Inserts.
Tough, durable nylon composite wear inserts reduce rotational friction for maximum circle torque and longer component life. They are located between the drawbar and circle, and between the support shoes and circle. High loadresistant brass wearstrips are placed between the blade mounting group and moldboard. This sacrificial wear system can be replaced easily and helps keep components tight for fine grading.

Moldboard.
The optimal curvature and large throat clearance help move material quickly and efficiently. Heat-treated moldboard rails, hardened cutting edges and end bits, and large diameter bolts assure reliability and longer service life. The moldboard side shift cylinder is positioned on the left side to eliminate snow wing interference.

Moldboard Positioning.
The blade link bar design extends the possibilities for moldboard positioning, most beneficial in mid-range bank sloping and in ditch cutting and cleaning.

Shimless Moldboard Retention System.
The unique shimless moldboard retention system reduces the potential for blade chatter. Vertical and horizontal adjusting screws keep the moldboard’s wear strips aligned for precise blade control and dramatic reductions in service time.

Top-Adjust Drawbar Wear Strips.
The patented top-adjust wear strips dramatically reduce drawbar/circle adjustment time. By removing the access plates on top of the drawbar, shims and wear strips can easily be added or replaced. This feature reduces service downtime and lowers overall machine operating costs.

Replaceable Wear Inserts.
Tough, durable nylon composite wear inserts reduce rotational friction for maximum circle torque and longer component life. They are located between the drawbar and circle, and between the support shoes and circle. High loadresistant brass wearstrips are placed between the blade mounting group and moldboard. This sacrificial wear system can be replaced easily and helps keep components tight for fine grading.