Detroit Diesel V-71 Series Service Manual
Detroit Diesel V-71 Series service data covers 6V-71, 8V-71, 12V-71, and 16V-71 engines, including overhaul, maintenance, and operation. Publication 6SE193.
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Models Covered & Key Technical Specifications
Detroit Diesel V-71 Series Workshop Manual: Detroit Diesel V-71 (6V-71, 8V-71, 12V-71, 16V-71) Series Manual Overhaul-Reference Detroit Diesel V-71 Series (6V-71, 8V-71, 12V-71, 16V-71) (6SE193) | Original Briefing Package.
- Authorized Measurement Bounds: 800-950 rpm establishes the operational range for engine speeds.
- Critical Current Rating: For optimal operation, 165-175 lb-ft (224-238 N·m) specifies the torque for mounting the cylinder block.
- Operational Heat Tolerance: 35-39 lb-ft (47-53 N·m) governs the torque for tightening blower drive gear hub bolts.
- Fundamental Weight Data: The engine balance weights are critical for maintaining the primary couple.
- Specific Alignment Specs: 0.005" – .010" defines the permissible clearance for the crankshaft journals.
- Maximum Resolution: The 1/8" bore for the oil passage ensures adequate lubrication flow.
Professional Workshop Service Manual & Technical Specifications
Detroit Diesel V-71 Series Workshop Manual: Detroit Diesel V-71 (6V-71, 8V-71, 12V-71, 16V-71) Series Manual Overhaul-Reference
Product-Line: Detroit Diesel V-71 Series // Series-Validation: Diesel Engine / Engine Logic // Product-Line: Technical Documentation.
Document Overview
| Identifier | Parameters | Validation-Data |
|---|---|---|
| General Information | Covers basic V-71 Engines | Includes overhaul, maintenance, and repair procedures |
| Engine (less major assemblies) | Details cylinder block, crankshaft, piston, and rings | Provides specifications and disassembly instructions |
| Fuel System and Governors | Explains fuel injection and control systems | Includes troubleshooting and maintenance data |
| Lubrication System | Covers oil flow and lubrication requirements | Details oil pump and filter service |
| Cooling System | Describes cooling system operation and maintenance | Includes radiator and water pump service |
Following OEM groupings, the manual includes sections on General Information and Cautions, Engine Disassembly, Fuel Systems and Governors, Air Intake, Lubrication, Cooling, Exhaust, Electrical Equipment, Power Takeoff, Transmissions, Special Equipment, Operation, Tune-Up, and Preventive Maintenance, Troubleshooting and Storage. The documentation addresses procedures for disassembly, cleaning, inspection, and assembly for various engine components. It documents torque specifications for critical fasteners to ensure proper engine assembly and pivot-point integrity.
Disassembly Instructions
Disassembly instructions are documented for complete engine overhaul, including the removal of major subassemblies and components.
Wear Limits
Wear limits are specified for critical components such as cylinder liners, crankshaft bearings, and piston rings to ensure proper engine performance and longevity.
System Operation Descriptions
System operation descriptions cover the principles of two-cycle operation, fuel delivery, air intake, lubrication, and cooling systems.
The Documentation Addresses
The documentation addresses specific procedures for component identification, disassembly, and reassembly, including important notes and cautions.
Assembly Instructions
Assembly instructions are detailed for reassembling components such as the cylinder block, crankshaft, connecting rods, pistons, and cylinder heads.
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