Category:
Heavy Construction Equipment - Crawler Tractor
Application:
Designed for earthmoving, land clearing, road construction, and general heavy-duty construction applications.
Competitors:
Competes with models from manufacturers like John Deere, Komatsu, and CASE in the medium-sized crawler tractor segment.
Durability:
Renowned for Caterpillar's hallmark durability and robust construction, built to withstand demanding operating conditions.
Power And Performance:
Offers a balance of power, traction, and maneuverability for efficient operation in various tasks.
Manual Utility:
Essential for owners and technicians to maintain optimal performance, diagnose issues, and perform repairs, thereby extending the lifespan and value of the D5B tractor.
Engine Systems:
Detailed information on the engine, fuel system, lubrication system, cooling system, intake and exhaust systems, and starting system. Includes diagnostic procedures, component testing, and repair specifications.
Powertrain Systems:
Comprehensive coverage of the transmission, final drives, drive shafts, and differential. Includes removal, installation, adjustment, and repair of all powertrain components.
Hydraulic Systems:
In-depth explanation of the hydraulic system, including pumps, valves, cylinders, hoses, and filters. Covers troubleshooting, component replacement, and system testing for optimal performance.
Under Carriage Systems:
Detailed guidance on the track system, rollers, idlers, sprockets, and recoil mechanisms. Includes inspection, maintenance, and replacement procedures for wear components.
Operator Station And Controls:
Information on the operator's compartment, controls, steering system, braking system, and instrument panel. Covers adjustments, repairs, and troubleshooting for all operator interface systems.
Electrical Systems:
Coverage of the electrical system, including starting and charging systems, lighting, wiring harnesses, and sensors. Includes wiring diagrams and diagnostic procedures.
Frame And Chassis:
Details on the main frame, blade mounting, and ripper system (if applicable). Includes inspection, repair, and maintenance of structural components.
Routine Maintenance:
Includes oil change intervals, filter replacement procedures, lubrication points, and general inspection checklists.
Troubleshooting Guides:
Systematic diagnostic procedures for identifying and resolving common and uncommon problems across all machine systems.
Component Rebuilds:
Detailed step-by-step instructions for the disassembly, inspection, repair, and reassembly of major components like engines, transmissions, and hydraulic pumps.
Calibration And Adjustments:
Procedures for calibrating and adjusting critical systems, such as hydraulic pressures, brake linkages, and engine governor settings.
Special Tool Requirements:
Identification and usage instructions for specialized tools required for specific maintenance and repair tasks.
Torque Specifications:
Comprehensive list of all critical torque values for fasteners across all machine systems.
Depth Level:
Comprehensive
Detail Level:
Provides in-depth technical information suitable for certified mechanics and experienced technicians, covering everything from routine maintenance to complete overhaul and diagnostics.
Engine Model:
Typically Caterpillar 3306 DITA (Direct Injection, Turbocharged, Aftercooled)
Gross Horsepower:
Approximately 150-175 hp (varies slightly with specific configurations)
Net Horsepower:
Approximately 135-155 hp (varies slightly with specific configurations)
Displacement:
6.6 Liters (403 cubic inches)
Bore X Stroke:
4.75 in x 5.00 in (121 mm x 127 mm)
Peak Torque:
Approximately 460-480 lb-ft @ 1300 RPM (varies)
Fuel Injection:
Direct Injection, Mechanical Fuel Injection Pump
Cooling Method:
Water Cooled
Oil Capacity:
Approximately 15 U.S. quarts (14.2 Liters)
Starter Type:
Electric Starter
Transmission Type:
Powershift Transmission
Number Of Speeds:
3 Speeds Forward, 3 Speeds Reverse (common configuration)
Shift Control:
Single-lever control for speed and direction changes.
Clutch Type:
Torque Converter
Transmission Fluid Type:
Caterpillar TO-4 Transmission Oil or equivalent SAE 30 (consult manual for exact specifications)
Transmission Fluid Capacity:
Approximately 21 U.S. quarts (19.9 Liters)
Length W Blade:
Approximately 177.1 inches (4498 mm)
Width Over Tracks:
Approximately 82.7 inches (2100 mm)
Height To Cab:
Approximately 106.7 inches (2710 mm)
Ground Clearance:
Approximately 17.4 inches (442 mm)
Operating Weight:
Approximately 21,000 - 22,000 lbs (9525 - 9979 kg) depending on configuration
Ground Pressure:
Approximately 6.0 - 7.0 psi (varies with track gauge and weight)
Track Gauge:
66 inches (1676 mm)
Number Of Track Shoes:
Typically 39 shoes per side
Track Shoe Width:
Typically 16 inches (406 mm)
Safety Compliance:
Designed to meet relevant industry safety standards for heavy equipment operation.
Braking System:
Mechanical pedal-actuated service brakes, spring-applied parking brake.
Steering System:
Hydrostatic power steering for precise control and reduced operator fatigue.
Operator Protection:
ROPS (Roll-Over Protective Structure) and FOPS (Falling Object Protective Structure) are typically standard or optional, providing significant operator safety.
Visibility:
Good all-around visibility from the operator's station for safe operation.
Engine Oil And Filter:
Typically every 250 operating hours (consult manual for exact interval based on oil analysis and operating conditions).
Transmission Oil And Filter:
Typically every 1000 operating hours (consult manual for exact interval).
Hydraulic Oil And Filter:
Typically every 2000 operating hours (consult manual for exact interval).
Undercarriage Inspection:
Regular inspections for wear and tension adjustments are critical, with major component checks recommended at 1000-2000 hour intervals.
Engine Oil Type:
API CD, CE, or CF Service Category Diesel Engine Oil (e.g., Caterpillar DEO SAE 15W-40 - consult manual for precise specification)
Coolant Type:
Permanent Antifreeze/Coolant (typically a 50/50 mix of ethylene glycol and water, with SCA additives)
Common Wear Items:
Track components (shoes, links, rollers, idlers, sprockets), blade cutting edges, and pivot points are subject to wear and require regular inspection and replacement.
Hydraulic System Maintenance:
Contamination control is crucial for hydraulic system longevity. Regular filter changes and fluid analysis are recommended.
Powershift Transmission Care:
Proper fluid levels and filter maintenance are essential to prevent premature wear on the powershift clutch packs.
Manufacturer Legacy:
Caterpillar is a globally recognized leader in construction and heavy equipment manufacturing, known for its robust, reliable, and durable machinery since its founding in 1925.
D5 Series:
The D5B represents an evolution in Caterpillar's crawler tractor line, building on previous generations with advancements in power, efficiency, and operator comfort. It succeeded models like the D5 and was a precursor to later D5 series tractors.
Production Period:
The D5B was primarily produced in the 1980s.
Manufacturing Locations:
Caterpillar tractors are manufactured in various global facilities, with North American and European plants being common production sites.