1972-1973 Yamaha RD250, RD350, DS7, R5C Service Manual
Diagnostic procedures and component service for RD250/RD350/DS7/R5C: engine, transmission, chassis, electrical systems. SVM-360-0800-20
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Sample pages from the 1972-1973 Yamaha RD250, RD350, DS7, R5C Service Manual manual
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Yamaha Models Covered & Key Technical Specifications
Yamaha RD250/350/DS7/R5C (SVM-360-0800-20) - 1972-1973 This Service Manual | Yamaha Motorcycle Edition.
- Maximum Assembly Gap: 0.25 mm indicates the specified tolerance for component fitment Dynamics.
- Universal Load Capacity: For primary drive gear, 23 T dictates the load bearing capability.
- Fundamental Thermal Envelope: 15-30C defines the ideal operating temperature Range.
- Specific Size Parameters: 3.00-18 PR describes the front tire dimensions Specification.
- Published Fastening Values: 60-100 kg-cm represents the specified torque for bridge bolts Measurement.
- System Running Clearance: 0.02 mm measures the maximum allowable end play for the crankshaft Standards.
Yamaha Manual Features & Content Preview
In-Depth Specification Operator's Manual: Yamaha RD250/350/DS7/R5C Service Manual - PDF for easy repairs, 1972-73 Electrical-Reference
System-Coverage: 1972-1973 Yamaha RD250, RD350, DS7, R5C // Model-Specs: Motorcycle / Engine, Chassis, Electrical Logic // System-Coverage: Technical Documentation.
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Engine Service Procedures: Yamaha RD250/350/DS7/R5C
The service manual covers engine components, including cylinder porting, engine assembly, clutch, primary drive gear, transmission, and kick starter systems. Methodical maintenance procedures are outlined.
Chassis Systems and Procedures
Explains front and rear wheel servicing, disc brake construction and operation, and front fork disassembly. Covers tire inflation and rear cushion maintenance.
Electrical System Documentation
Details the charging system, including regulators and rectifiers, as well as the ignition system, covering breaker points, condensers, and spark plugs.
| Metric | Rating | Calibration-Standards |
|---|---|---|
| Front tire size | 3.00-18 PR | Standard |
| Primary drive gear | 23T | Measurement |
| Max end play | 0.02 mm | Tolerance Specification |
| Bridge bolt torque | 60-100 kg-cm | Specification |
| Front brake caliper torque | 750-950 kg-cm | Calibration |
| Rear brake caliper torque | 130-180 kg-cm | Standard |
Troubleshooting and Diagrams
Provides detailed circuit diagrams for both RD250/350 and R5C/DS7 models, aiding in electrical troubleshooting. Includes conversion tables and an IBM parts order system.
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