928Gz^Non-Current

Caterpillar Engine

The six-cylinder 3056E Direct Injection Turbocharged (DIT) engine with Air-to-Air After Cooler (ATAAC) has a proven reputation for reliability, durability and performance. Fuel injection is electronically controlled for precise timing.

Torque Rise

The engine features a 41% torque rise for increased power during heavy-duty use.

Emission Standards

The 3056E DIT ATAAC engine meets worldwide emissions standards.

Cylinders

Low cylinder pressure rise and low peak pressure provide outstanding reliability and durability.

Cooling System

Engine and cooling system are in separate compartments for clean, quiet operation and easy service.

Air-to-Air After Cooling

Air-to-air after cooling reduces engine emissions.

Electronic Control Module

The Caterpillar engine control module not only controls the timing needs of the engine but also monitors critical systems to maintain optimum performance and provide engine protection.

Service Intervals

The recommended engine oil change requirement is every 500 hours of operation.

Axles

Heavy-duty design features strong gears and bearings for durable performance. Oscillating rear axle helps assure four-wheel ground contact for optimum traction and stability.

Brakes

Oil-disc brakes are adjustment-free and fully enclosed.

Optional Heavy-Duty Brakes

Optional heavy-duty brakes provide additional brake discs and axle oil cooler for severe applications.

Duo-Cone® Seals

Duo-Cone Seals keep oil in and contaminants out.

Limited Slip Differentials

Optional front and rear Limited Slip Differentials provide improved traction in poor or uneven underfoot conditions.

Transmission

Rugged, field-proven Caterpillar 4F/3R transmission uses heavy-duty components for durable and reliable operation. High-energy friction materials allow for better heat tolerance while thick reaction plates allow for better heat dissipation. The transmission is also designed for easy service and rebuild.

Electronic Clutch Pressure Control

The Electronic Clutch Pressure Control (ECPC) manages shift torque providing exceptional smoothness.

Gears

High-contact ratio spur gears are precision ground and heat treated for quiet, durable operation.

Shifting Options

Operator can choose manual shift or two autoshift modes (full throttle or variable shift control). Full throttle selection provides maximum acceleration while variable selection increases fuel economy and improves operator comfort.

Cab

The ergonomic cab provides a comfortable work environment with large windows, spacious interior room, generous storage areas and low interior sound levels.

Access/Egress

Access/egress is through a two-door design. Both doors open fully and lock flush against the cab. Steps leading up to the cab are wide and angled out for secure footing.

Windows

Large windows improve visibility in all directions. The rear window features a standard electric defroster. Sliding glass is available as an option on the doors.

Visibility

Visibility to critical areas such as the bucket have been optimized. Lift arm spacing is wide and linkage geometry maximizes visibility throughout the production cycle.

Instrument Panel

Redesigned instrument panel is conveniently located with easy-to-read gauges and expanded warning/indicator and diagnostic functions.

Electronic Engine Speed Control

A specific engine RPM can be set and maintained with a switch in the cab.

Steering System

The load-sensing, closed-center steering system with flow amplification matches steering response to a wide variety of applications. The adjustable steering console lifts easily out of the way. Dual suspended brake pedals function as a brake and a transmission neutralizer so the operator can maintain high engine RPM for full hydraulic flow and fast cycle times.

Low Effort Operation

Hydraulic joystick controls provide ease of lift and tilt functions. A single joystick is standard. An integrated directional control switch on the joystick provides easy operation and enhanced productivity. A two lever control is optional.

Seat

The standard seat is available in cloth or vinyl and with fully adjustable fore/aft position, seatback angle, bottom cushion height, armrest angle and suspension stiffness. Other seat options include:
• Cat Contour Seat, fabric, with adjustable backrest and lumbar support.
• Cat Contour Seat, fabric, electrically adjustable with air suspension.

Storage

Generous storage space includes a lockable compartment, coat hook and special molded compartments designed to hold a lunchbox/cooler, cup or can. A tool box is also provided.

Customize the Cab

The cab can be customized with:
• 12V converter for powering electronics such as cellular phones, two-way radios and music systems
• Radio installation packages
• Sun visor for windshield
• Roll-down sun screen for rear window
• External mirror package
• Auxiliary lighting packages

Precise Control

Designed by Caterpillar, the hydraulic system provides low-effort operation and superior control.

Performance

Fast loader cycle times result in greater productivity. The hydraulic system is matched to the power train for outstanding performance.

Joystick Control

Low effort, joystick implement control improves efficiency with simultaneous lift and tilt functions.

Tilt Cylinder

A large tilt cylinder delivers exceptional backdrag performance.

Hoses

Caterpillar XT™ hoses and couplings provide rugged, reliable performance with significantly reduced risk of leaks and blown lines.

Dual Circuit Control Valve

The 928Gz comes standard with a control valve for lift and tilt functions. One additional valve section can be added to the existing ones for additional functions.

Ground Level Access

The control valves feature convenient ground level access for easy modifications to the system.

Pumps

Separate steering and implement pumps improve machine response.

Load-Sensing Steering

Load-sensing steering provides low effort operator control, making more power available for rimpull, breakout and lift forces.

Pressure Taps

Standard pressure taps allow quick diagnosis of the entire hydraulic system.

Optional Ride Control System

The improved Ride Control System provides a comfortable ride at all speeds and improved hard bank digging. Three modes are available: auto, on and off.

Choice of Buckets

Caterpillar offers a variety of buckets to meet your specific job requirements. Careful match of the bucket design and machine operating characteristics provide the best digging, loading and carrying performance.

General Purpose Buckets

Caterpillar general purpose buckets, available in 2.0 m3 (2.6 yd3) and 2.3 m3 (3.0 yd3) capacities with bolt-on cutting edge, and are suitable for most general applications. Features include:
• Improved bucket design with longer floor and a larger radius for easier flow of material into the bucket
• Patented Two-Bolt Corner Guard Cutting Edge System for superior wear resistance, better stability and a simple bolt-on system
• Built-in, replaceable heel wear plates for extended bucket life

Ground Engaging Tools

Ground engaging tools include hardened steel cutting edges, choice of short or long teeth and a variety of tooth adapters. These tools optimize performance, improve load retention and extend the useful life of Caterpillar buckets.

Versatility

For expanded machine versatility, factory installed quick couplers and other special purpose buckets are also available. Contact your Caterpillar dealer for details.

Easy Access

Gull-wing engine enclosure doors with gas struts lift for exceptional access to filters and service points. Radiator and oil coolers are easily accessible for cleaning.

Simplified Routine Service

All service points are accessible from the ground level. Easily check radiator coolant, hydraulic oil and transmission oil levels with sight gauges.

Swing-out Cooling Fan

A swing-out cooling fan allows quick, easy cleaning and service of the radiator. The fan is hydraulically driven and separate from the engine compartment for exceptional low noise operation.

Optional Reversing Fan

Optional reversing capability of the fan cleans screens without interrupting machine operation.

S•O•SSM Ports

Scheduled Oil Sampling ports are factory installed for improved access to engine, transmission and hydraulic oils. S•O•S ports make oil sampling quicker, cleaner and provide the best oil sample for analysis.

Oil Filters

Spin-on filters for engine oil, transmission oil and hydraulic oil are vertically mounted for easier servicing.

Self-Diagnostics

Self-diagnostic transmission and data link allows quick and easy troubleshooting by service personnel. Service codes are easily accessed through the gauge console.

Extended Life Coolant/Antifreeze

Cat Extended Life Coolant/Antifreeze allows extended operation (up to 6,000 hours) between changes.

Other Service Features

Other service features include:
• Maintenance-free driveshaft
• Stationary radiator and coolant hoses
• Standard hydraulic oil cooler
• Adjustment-free brakes
• Adjustment-free engine fuel system
• Grouped grease fittings
• Positive torque hose clamps
• Braided, color coded and numbered wiring

Low Fuel Consumption

The 3056E DIT ATAAC engine features low fuel consumption for more economical operation.

Increased Power, Faster Cycle Times

High horsepower and increased torque rise results in more power and faster cycle times, allowing the operator to get more work done in a day.

Extended Service Intervals

Service intervals have been extended to reduce machine service time and increase machine availability:
• 4,000 hour hydraulic oil change (S•O•S sampling required)
• 1,000 hour hydraulic filter change
• 500 hour engine oil change

Smoother Transmission for Increased Productivity

A smoother shifting transmission provides a more comfortable work environment, allowing the operator to be more productive throughout the entire work shift.

Demand Fan

Demand fan changes speed to meet cooling requirements and save fuel.

Engine Derate Feature

Auto Derate monitors vital engine systems and will reduce the engine horsepower up to 50% to protect the engine.

Equipment Management Option

Caterpillar's asset management or equipment management system called Product Link-World View, enables dealers and their customers to track equipment for hours and location, and in some cases monitor machine health. This easy-to-use system provides information flow between a machine and the user through the internet based Dealer StoreFront. This information helps lower operating costs through timely service/repairs and optimized machine use.

Machine Security System Option

The Machine Security System (MSS) inhibits unauthorized machine use by immobilizing vital electrical circuits. Critical machine circuits are inhibited unless a valid key is used to start the machine.

Low Fuel Consumption

The 928Gz is a top performer in it's size class. The result is more work done in a day, less fuel consumed and minimal impact on the environment.

Low Exhaust Emissions

The Cat 3056E DIT ATAAC is a low emission engine designed to meet current worldwide emission regulations and is Tier 2 compliant.

Quiet Operation

The engine cooling system allows the engine to be fully enclosed, allowing less engine noise to escape. With the optional sound suppression package, the 928Gz is even quieter.

Ozone Protection

To help protect the earth's ozone layer, the air conditioning unit uses only R-134a refrigerant which does not contain harmful chlorofluorocarbons (CFC's).

Fewer Leaks and Spills

Engine oil, transmission and hydraulic filters are positioned vertically and are easily removed without spillage. The Cat 3056E is fitted with a Closed Circuit Breather to eliminate valve cover drips. Cat O-ring face seals, XT hose and hydraulic cylinders are all designed to help prevent fluid leaks that can weaken the machine's performance and cause harm to the environment.

Rebuildable Components

All major components are designed for rebuildability.

Biodegradable Hydraulic Oil

Caterpillar biodegradable hydraulic oil can be used in the 928Gz, providing an environmentally-sound alternative to mineral-based oils.

Selection

Make detailed comparisons of machines before purchasing. What are the job requirements? What production is needed? What is the true cost of lost production? Your Cat dealer can give you precise answers to these questions.

Purchase

Look at the total package. Consider the financing options available through your Cat dealer as well as day-to-day operating costs. Dealer support services can be included in the cost of the machine to yield lower equipment owning and operating costs over the life of the machine.

Operation

For the best operating techniques to increase productivity and your profit, turn to your Cat dealer for the latest training literature and knowledgeable staff.

Maintenance

Choose from a wide range of maintenance services at the time of machine purchase. Repair option programs guarantee the cost of repairs up front. Diagnostic programs such as S•O•S Oil Analysis and Technical Analysis help avoid unscheduled repairs that can cost unnecessary time and money.

Replacement

Repair, rebuild or replace? Your Cat dealer can help you evaluate the cost involved to make the right choice.

Product Support

You will find nearly all parts at our dealer parts counter. Cat dealers utilize a worldwide computer network to find in-stock parts to minimize machine downtime. Additionally, Caterpillar offers a line of genuine remanufactured components which can help lower repair costs.

www.cat.com

For more complete information on Cat products, dealer services, and industry solutions, visit us on the web at www.cat.com. Specializing in fast, accurate and up-to-date information, the Cat web site delivers the information you need to operate your business, 24-hours a day.