Power Train
The 825H uses the Cat C15 diesel engine with ACERT® Technology which is U.S. EPA Tier 3/EU Stage III compliant. Smooth, consistent shifting with fingertip control and electronic controls contribute to increased levels of productivity. |
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 | | Cat C15 Engine with ACERT® Technology
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Engine Lubrication
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Mechanical Electronic Unit Injector (MEUI™)
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 | | Air-to-Air Aftercooler (ATAAC) System
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Next Generation Modular Radiator (NGMR)
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ADEM™ IV (Advanced Diesel Engine Management) System
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 | | Transmission
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Torque Converter
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 | | Heavy-Duty Axles
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Spindles and Final Drives
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Differentials
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Service Brakes
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Parking Brake
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Secondary Brake
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Cold Start
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 | | Hydraulics
The 825H uses electro-hydraulics for ease of operation and operator comfort. |
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Hydraulic System
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Command Control Steering
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Load Sensing Steering
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Positive Displacement Hydraulic Pumps
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XT-3™ and XT-6™ Hose
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 | | Structures
Advanced design, materials and robotic welding contribute to increased durability and overall machine strength. |
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Structure Construction
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Box Section Engine End Frame
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Front Frame
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Spread Hitch Design
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Upper and Lower Hitch Pins
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Engine and Transmission Mounts
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 | | Tamping Wheels and Tips
Tamping wheel tip design and modified chevron pattern offer greater traction, penetration and compaction for high soil compaction production. |
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Chevron Tamping Tip Design
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Wheel Tips
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Compaction
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High Density Wheels
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Standard Tips
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Symmetrical Tamping Tip Pattern
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Cleaner Bars
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Adjustable Cleaner Bar Tip
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 | | Blades
Designed for general production dozing, road grading and clean-up Cat blades are durable. |
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Straight Blade
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Outside Mounted S-Blade
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Operator Controls
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Applications
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 | | Operator Station and Controls
Experience a high level of productivity through Command Control steering with integrated transmission controls, fingertip blade controls, a large viewing area and spacious operator station. |
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Right and Left Rear-Hinged Doors
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Sound Levels
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Viewing Area
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Cat Comfort Series Seat
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Blade Control and Joystick
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Storage Space
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Radio Ready
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Caterpillar Monitoring System
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12-Volt Power Supply
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Service Brakes
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Decelerator Pedal
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Throttle Lock
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Air Conditioning
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Ventilation Ducts and Vents
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 | | Serviceability
Many convenient service features such as hinged service doors, easily accessible scheduled maintenance points, conveniently located sight gauges and a separated cooling system make servicing easy. Service has been improved with new transmission remote pressure taps. |
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Caterpillar Monitoring System
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Service Access
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Daily Maintenance
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 | | Filter Access
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Air Filter Restriction Sight Gauge
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Transmission Oil Fill Tube
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500 Hour Oil Change Interval
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Separated Cooling System
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Hinged Hydraulic Oil Cooler
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Hinged Air Conditioning Condenser
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Operator Station
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Engine Shutdown Switch
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Bolt-on Bumper
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Battery Box
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Tool Box
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 | | Remote Transmission Pressure Taps
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 | | Optional Features
Various optional features are available to meet all your needs. |
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 | | Optional Sliding Cab Window
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Floodlights and Auxiliary Light Package
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Fast Fuel Fill
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Sound Suppression
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 | | Complete Customer Support
Your Cat dealer is your single, safe source for all your equipment needs. He offers a wide range of services that will fit your operation and keep you working longer with lower costs. |
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Machine Selection
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Purchase
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Customer Support Agreements
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Product Support
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Operation
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Maintenance Services
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Replacement
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