John Deere 750B / 850B Crawler Dozer Operation and Test Technical Manual
This technical manual provides operation and test procedures for John Deere 750B and 850B Crawler Dozers. Includes troubleshooting and system checks.
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John Deere Models Covered & Key Technical Specifications
John Deere 750B and 850B Crawler Dozer Technical Manual (Operation & Test Guide) Operation & Test | Series Crawler Dozer Portfolio. Engine Specifications: 120 hp (90 kW) SAE net horsepower establishes the engine's primary power output. Hydraulic System Pressure: 2000 psi (13790 kPa) defines the operational limit for hydraulic system performance. Fuel Tank Capacity: 73 gal (276 L) governs the amount of fuel the machine can store for operation. Track Shoes: 40 track shoes each side are standard for power transfer to the ground. Ground Contact Area: 3240 sq in. (20903 cm2) indicates the surface area supporting the machine's weight. Minimum Ground Clearance: 14 in. (356 mm) provides adequate clearance for operating over uneven terrain.
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In-Depth Operation Hydraulic Manual: John Deere 750B and 850B Crawler Dozer Technical Guide
| Reference-Category: Dozer // Application-Range: Operation and Test // Unit-Designations: Crawler Dozer. | Component | Rating | Framework |
|---|---|---|---|
| Engine | John Deere 6 cylinder turbocharged diesel | SAE net horsepower, 120 hp (90 kW) | |
| Hydraulic System | 2000 psi (13790 kPa) | 10 micron filter in return line | |
| Fuel Tank | 73 gal (276 L) | For 750B model operation | |
| Tracks | 40 track shoes each side | Standard configuration for performance | |
| Ground Contact Area | 3240 sq in. (20903 cm2) | Supports machine weight | |
| Minimum Ground Clearance | 14 in. (356 mm) | Ensures clearance over obstacles |
Maintenance hierarchies are structured into detailed operational procedures. The manual covers engine specifications, hydraulic system operation, fuel tank capacities, track details, and essential clearance measurements.
HVAC system procedures are included for environmental controls.
Torque specifications are documented for various components to ensure proper assembly.
Parts identification is covered for all major systems and sub-assemblies.
Removal procedures are documented for key components like the engine and hydraulic systems.
Technical specifications are provided for all major machine systems.
This manual documents torque specifications for various components to ensure proper assembly and corrosion joint prevention.
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