| Fine Swing Control | Standard fine swing control cushions start and stop for better
implement control. |
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| Console | Redesigned consoles feature
a simple, functional design to reduce operator fatigue, ease of switch operation and excellent visibility. |
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| 2) 10% Larger Bushing Diameter | • Extends external bushing wear life |
|
| The Caterpillar 320D FM Delimber Carrier | The Caterpillar delimber carrier
can be fit with a variety of AEM
delimbers. |
|
| Pin | Induction-hardened alloy pins
float, decreasing wear. |
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| Anti-Skid Plate | Anti-skid plate covers top of storage box and upper structure to prevent slipping during maintenance. |
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| Performance | The 320D FM is equipped with the C6.4 ACERT engine, which provides 7% more horsepower as compared to the Cat 3066 T engine. |
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| Automatic Engine Speed Control | The two-stage, one-touch control maximizes fuel efficiency and reduces sound levels. |
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| Pilot System | The pilot pump is independent from the main pumps and controls the front linkage, swing and travel operations. |
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| Hydraulic Cross Sensing System | The hydraulic cross sensing system
improves productivity with faster
implement speeds and quicker,
stronger pivot turns. |
|
| Gage Display | Three analog gauges, fuel level, hydraulic oil temperature and coolant temperature, are displayed
in this area. |
|
| Event Display | Machine information is displayed in this area with the icon and
language. |
|
| Hydraulic Activation Control Lever | For added safety, this lever must
be in the operate position to activate the machine control functions. |
|
| Skylight | An enlarged skylight with
sunshade provides excellent upwards
visibility. |
|
| Carbody Design | Advanced, reinforced,
purpose-built carbody design stands up in the toughest forest applications. |
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| Heavy-Duty Top Rollers | Track rollers with dual supports replace carrier rollers to assure superior endurance. |
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| Heavy-Duty Grease Lubricated Track | The 325 HD Track Link with 8 inch pitch and 8 bottom rollers is standard on the 320D FM. |
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| 4) 15% Increase in Link Height | • Increases link wear life |
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| 5) 36% Wider Bushing Strap | • Improves bushing-to-link retention |
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| 6) Unique Pin Retention System | • Locks the pin to the link |
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| Caterpillar Roadbuilders | Caterpillar Roadbuilders can be equipped with buckets, thumbs, clamshells and clearing grapples to fit a wide range of forest road jobs. |
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| 360-Degree Continous Rotation | High torque hydraulic motor positions the grapple precisely for rapid sorting and loading. |
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| Hydraulic Cylinders | Heavy-duty wall construction delivers durability and maximum closing power move the maximum amount of wood per pass. |
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| Legs | Built with high-strength alloy steel for maximum durability. Optimized profile performs equally well whether sorting, bunching or shoveling. |
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| Power Train | The Cat® C6.4 has exceptional power and fuel efficiency unmatched in the industry for consistently high performance in both forestry and millyard applications. | 
|
| Cat C6.4 ACERT™ | The Cat® C6.4 with ACERT™ Technology gives the 320D FM exceptional power and fuel efficiency unmatched in the industry. The C6.4 meets U.S. EPA Tier 3 emissions requirements. The forestry designed hydraulics give the 320D FM exceptional power, efficiency and controllability unequaled in the industry for consistently high performance in all forestry applications. |
|
| ADEM™ A4 Engine Controller | The ADEM A4 electronic control
module manages fuel delivery to get the best performance per liter of fuel used. The engine management system provides flexible fuel mapping, allowing the engine to respond quickly to varying application needs. It tracks engine and machine conditions while keeping the engine operating at peak efficiency. |
|
| Electronic Control Module | The Electronic Control Module (ECM)
works as the “brain” of the engine’s control system, responding quickly to operating variables to maximize engine efficiency. Fully integrated with sensors in the engine’s fuel, air, coolant, and exhaust systems, the ECM stores and relays information on conditions such as RPM, fuel consumption, and diagnostic information. |
|
| Fuel Delivery | The Cat C6.4 ACERT™ features electronic controls that govern
the fuel injection system. Multiple injection fuel delivery involves a high degree of precision. Precisely shaping the combustion cycle lowers combustion chamber temperatures, generating fewer emissions and optimizing fuel combustion. This translates into more work output for your fuel cost. |
|
| Grease Lubricated Track | Grease lubricated seals protect the track link and deliver long track pin and bushing inner
wear life. |
|
| Fan Guard | Engine radiator fan is completely enclosed by fine wire mesh,
reducing the risk of an accident. |
|
| Cooling System | The cooling fan is directly driven from the engine. An optional programmable reversible fan allows for radiator blowout, to increase service intervals and to maintain engine operational temperatures. The optimum fan speed is calculated based on the target engine speed, coolant temperature, hydraulic oil temperature and actual fan speed. The Cat C6.4 ACERT delivered a completely new layout that separates the cooling system from the engine compartment. |
|
| Air Cleaner | The radial seal air filter features a double-layered filter core for more efficient filtration and is located in a compartment behind the cab. A warning is displayed on the monitor when dust accumulates above a preset level. |
|
| Noise Reduction Technologies | The engine mounts are rubber-isolating mounts matched with the engine package. Further noise reduction has been achieved through design changes to the isolated top cover, oil pan,
multiple injection strategy, insulated timing cover, sculpted crankcase and gear train refinements. |
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| Hydraulics | Cat® hydraulics provide the power and control needed for a variety of applications. | 
|
| Component Layout | The 320D FM hydraulic system and component locations have been designed to provide a high level of system efficiency. The main pumps, control valves and hydraulic tank are located close together to allow for shorter tubes and lines between components that reduce friction loss and pressure drops in the lines. The layout further provides greater operator comfort by placing the radiator on the cab side of the upper structure.
This allows incoming air to enter the
engine compartment from the opera |
|
| Boom and Stick Regeneration Circuit | Boom and stick regeneration circuit
saves energy during boom-down and stick-in operation which increases efficiency, reduces cycle times and pressure loss for higher productivity, lower operating costs and increased fuel efficiency. |
|
| Controllability | The hydraulic system offers precise control to the 320D FM reducing operator fatigue, improving operator effectiveness and efficiency, which ultimately translates into enhanced performance. |
|
| Auxiliary hydraulic Valve | The auxiliary valve is standard on the 320D FM. Control Circuits are available as attachments, allowing for operation of high and medium pressure tools such as grapples. |
|
| Hydraulic Cylinder Snubbers | Snubbers are located at the rod-end of the boom cylinders and both ends of the stick cylinders to cushion shocks, reduce sound and increase cylinder life, increasing uptime and productivity. |
|
| Operator Comfort | The purpose built forestry cab interior layout maximizes operator space, provides exceptional comfort, provides excellent sightlines and reduces operator fatigue. | 
|
| Extended Service Interval | 320D FM service and maintenance intervals have been extended to reduce machine service time and increase machine availability. | 
|
| Operator Station | The workstation is spacious, quiet and comfortable, assuring high productivity during a long work day. Controls, joysticks and an ergonomically designed seat reduces operator fatigue. | 
|
| Monitor | The monitor is a full color 400 X 234 pixels Liquid Crystal Display (LCD) graphic display. The monitor angle can be adjusted to minimize sun glare and has the capability of displaying information 27 different languages. | 
|
| Pre-Start Check | Prior to starting the machine, the system will check for low fluid levels for the engine oil, hydraulic oil and engine coolant and warn the operator through the monitor in the event display area. |
|
| Multi-Information Display | This area is reserved for displaying various information which is convenient for the operator. The “Cat” logo is displayed when no information is available to be displayed. |
|
| Seat | Seat provides a variety of adjustments to suit the operator’s size and weight including fore/aft, height and weight. Wide adjustable armrests and a retractable seat belt are also included. | 
|
| Joystick Control | Joystick controls have low lever effort and are designed to match the operator’s natural wrist and arm position. The operator can
operate joystick controls with an arm on the armrest and the horizontal and vertical strokes have been designed to reduce operator fatigue. Exclusive
proportional control and push buttons are programmable to operator personal preferences, allowing maximum productivity. | 
|
| Viewing | Cab design optimizes post structures, and scratch-resistant
polycarbonate window placement to
provide excellent operator visibility to front, sides and rear. Forestry cab is designed with heavy-duty guarding, meeting FOPS/OPS/FOGS/TOPS and CB requirements. | 
|
| Structures | Purpose-built forest applications with reinforced carbody, rugged swing bearing, heavy doors and extra guarding. |
|
| Rugged main frame design maximises durability | - Outer frame utilizes curved side
rails, which are di-formed for
excellent uniformity and strength.
- Box-section channels improve upper frame rigidity under the cab.
- Inverted U-channels span the width of the main frame and are formed,rather than fabricated, for superior strength and reduced weight.
- Boom tower and main rails are
constructed of solid, high-tensile
strength, steel plates.
- Boom foot and engine mount areas
are reinforced for additional
| 
|
| Carbody Structure | Wide, tall, and thick carbody structure provides operating stability and durability while improving operation’s effectiveness.
- Upper structure weight and stresses are distributed evenly across the full length of the track roller frame.
- Smooth transitions and long welds
help reduce stresses at the carbodyto-roller frame junctions for excellent durability.
- Robot welding helps ensure consistent, high-quality welds throughout the manufacturing process.
|
|
| Guarding | Caterpillar guarding protects your forestry machine investment. |
|
| Shoe Support Guards | Standard fulllength track shoe support guards help protect rollers and provide increased rigidity to track links in rough underfoot conditions. | 
|
| Factory Forestry Cab | Caterpillar factory forestry designed and built FOPS cab has options for windshield guard and window guards to meet local guarding requirements. The right side and rear windows are made from impactresistant polycarbonate. | 
|
| Heavy-Duty Access Doors | Heavy-duty access doors are standard on the 320D FM and are made from 6 mm (0.24 in), high-strength, low alloy steel. Positive locking latch stays closed in forestry applications. Hinges have larger diameter pins over standard doors. The smooth door profile enhances machine appearance. |
|
| Undercarriage | Durable undercarriage absorbs stresses and provides excellent stability. |
|
| Heavy-Duty Track Rollers | Heavy-duty track rollers stand up to the toughest forest applications. Features include greater sealability, higher resistance to deformation and greater load carrying capacity. |
|
| 1) Grease Lubricated Track | - Extends internal bushing wear life
- Reduces noise
- Provides more usable horsepower
because of decreased internal friction
- Reduces chance for frozen track
joints |
|
| 3) Greased Pin and Larger Bushing Combined | - Extends system life
- Reduces sprocket wear because
the system stays matched longer
- Improves balance in component
wear life | 
|
| Versatility | A wide selection of Forest Machine configurations meet diverse forestry applications and improve your productivity. |
|
| The Caterpillar Log Loader is Purpose | The Caterpillar log loader is purpose built for forest applications. Completely assembled, heel-type log loaders (including grapple) are available
from the factory. |
|
| The Caterpillar Heel-Type Loader Arrangements | The Caterpillar heeltype loader arrangements fit a wide variety of log handling and loading applications in the woods and millyards. Heel booms are especially well-suited for use with large diameter sawlogs and tree length loads. |
|
| Applications Include | Moving right-of-way logs, stumping, pioneering, stripping organic material, excavating shot rock, truck loading, back sloping, ditching, finish grading and slash piling. |
|
| Caterpillar Grapples | Caterpillar Forest Machines combined with Cat Log Loading Grapples mean optimal performance, reliability and on-the-job productivity. | 
|
| Cat 360 Degree Continuous Rotating Log Loader Grap | Cat 360 Degree Continuous Rotating Log Loading Grapples for Forestry Machines are high capacity tools, built for endurance in high-volume logging applications. GLL grapple legs are made of high-strength alloy steel with unique leg profiles for maximum performance in picking/sorting, bunching/loading or shoveling applications. Large bunches of stems or single large logs are easily handled by the wide grapple opening (60"/1524 mm), while interlocking legs close down to 5"/127 mm for picking and so |
|
| Serviceability | Bolt-on access panels protect the grapples internal components,
while providing easy access. Long service intervals and infield servicing result in more uptime and lower operating costs. |
|
| Owning and Operating Costs | Caterpillar Forest Machines provide the best value for your forestry and millyard applications. | 
|
| ACERT™ Technology Fuel Economy | Based on Caterpillar testing, the fuel economy of Cat engines with ACERT technology is 3 to 5 percent better than current competing
technologies. This fuel economy is directly related to the complete combustion of fuel due to the integration between the electronic control that monitors conditions, the air management system that controls air volume and the fuel
injection system that delivers just the right amount of fuel as needed. |
|
| Radiator Compartment | The radial air filter has a double
layered filter core for more efficient filtration and is located
in a compartment behind the cab. Easy access doors allows for easy, faster cleanout minimizing down time. Heavy-duty screen filters assembled on the door keep debris away from the radiator compartment, extending service intervals. |
|
| Serviceability | Simplified service and maintenance features save you time and money. |
|
| Ground Level Service | The design and layout of the 320D FM was made with the service technician in mind. Many service locations are easily accessible at ground level allowing critical maintenance to get done quickly and efficiently. |
|
| Air Filter Compartment | The air filter features a double-element construction for superior cleaning efficiency. When the air cleaner plugs, a warning is displayed on the monitor screen inside the cab. Pump Compartment. A service door on the right side of the upper structure allows ground-level access to the pump and pilot filter. |
|
| Radiator Compartment | The left rear service door allows easy access to the engine radiator, oil cooler and air-to airaftercooler. A reserve tank and drain cock are attached to the radiator for simplified maintenance. | 
|
| Capsule Filter | The hydraulic return filter, a capsule filter, is situated outside the hydraulic tank. This filter prevents contaminants from entering the system when hydraulic oil is changed and keeps the operation clean. |
|
| Diagnostics and Montoring | The 320D FM is equipped with S•O•SSM sampling ports and hydraulic test ports for the hydraulic system, engine oil,
and for coolant. A test connection for the Cat Electronic Technician (Cat ET) service tool is located in the cab. |
|
| Customer Focus | Caterpillar dealer services help you operate longer with lower costs. | 
|
| 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 down time. Save money with remanufactured components. |
|
| Machine Selection | Make detailed comparisons of the machines you are considering before you buy. What are the job requirements, machine attachments and operating hours?
What production is needed? Your Cat
dealer can provide recommendations. |
|
| Customer Support Agreements | Cat dealers offer a variety of product support agreements, and work with customers to develop a plan the best meets specific needs. These plans can cover the entire machine, including
attachments, to help protect the
customer’s investment. |
|
| Operation | Improving operating techniques can boost your profits. Your Cat dealer has videotapes,
literature and other ideas to help you increase productivity, and Caterpillar offers certified operator training classes to help maximize the return on your
investment. |
|
| Maintenance Services | Repair option programs guarantee the cost of repairs up front. Diagnostic programs such as Scheduled Oil Sampling, Coolant
Sampling and Technical Analysis
help you avoid unscheduled repairs.
Replacement. Repair, rebuild, or
replace? Your Cat dealer can help
you evaluate the cost involved so
you can make the right choice. | 
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