1993 John Deere 750B and 850B Crawler Bulldozers Technical and Repair Manual
Comprehensive technical manual covering John Deere 750B and 850B Crawler Bulldozers, including detailed sections on operation, maintenance, and repair. Publication TM1476.
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Models Covered & Key Technical Specifications
John Deere 750B and 850B Crawler Bulldozers Technical Manual (1993)
This comprehensive manual provides detailed coverage for the John Deere 750B and 850B Crawler Bulldozers.
- Verified Specifications: 4-stroke cycle, turbocharged diesel engine.
- Key Performance Data: Bore and stroke of 4.19 X 5 in. (106.4 X 127 mm).
- Principal Displacement: 414 cu in. (6.785 L) displacement.
- Advanced Electrical System: Features a 24-volt system with a 40 amp alternator.
- Defined Transmission: Equipped with a splitter drive system for pressure-lubricated helical gears.
- General Specifications: Ground pressure varies from 61.7 kPa (8.95 psi) for the 6525 model.
Professional Workshop Service Manual & Technical Specifications
John Deere 750B and 850B Crawler Bulldozers Technical Manual (1993) Library-Master
Engineering-Base: John Deere 750B / 850B Crawler Bulldozers Logic // Coverage-Scope: Full technical documentation // System-Identifier: Track System
Technical Specifications
| Metric | Baseline | Logic |
|---|---|---|
| Engine Type | 4-stroke cycle, turbocharged diesel | Standard Diesel Operation |
| Bore and Stroke | 4.19 x 5 in. (106.4 x 127 mm) | Engine Measurement Accuracy |
| Displacement | 414 cu in. (6.785 L) | Component Volume Capacity |
| Electrical System | 24-volt with 40 amp alternator | Power Delivery System Spec |
| Ground Pressure (6525) | 61.7 kPa (0.6 bar) (8.95 psi) | Load Distribution Metric |
| Track Shoes | 40 per side | Component Count Metric |
Table of Contents Summary
- Section 00: GENERAL INFORMATION
- Section 01: TRACKS
- Section 02: AXLES AND SUSPENSION SYSTEMS
- Section 03: TRANSMISSION
- Section 04: ENGINE
Systems and Procedures
The document includes coverage of engine specifications, transmission details, and track system maintenance. This manual details the removal and installation of various components, including the front idler and track frame.
Component Coverage: Covers systems such as the hydraulic system and electrical system for complete repair information. It also documents procedures for the front idler and track system.
System Documentation: Includes detailed information on the track system, axle and suspension systems, and the transmission. The manual addresses specific maintenance procedures for components like the front idler and track frame.
Maintenance Procedures: Details the process for track adjuster removal and installation, including recoil spring procedures. It also covers the disassembly and assembly of the track adjuster cylinder.
Component Serviceability: Provides specifications for track roller wear and measurements for track shoe grouser wear. This ensures proper component maintenance and longevity.
Torque Specifications: Documents torque specifications for critical fasteners, such as cap screws, to ensure proper assembly and cyclic stress resistance.
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