1980 Yamaha XS850, XS850G, XS850SG Service Manual

Repair guide for all XS850 configurations. Documents engine, chassis, and electrical systems. Includes diagnostic procedures and part numbers. P/N YM-00197-70

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Document Details

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Document Number / Seller:
24703 / George Cooper
File Size:
33.89 MB
File Type:
ZIP
Language:
English, French
Printable:
Yes
Category:
Bike
Last updated / verified
Jun 22, 2025

Models Covered & Key Technical Specifications

Enhanced Technical Safety Manual: Bike Manual for Yamaha XS850, XS850G, XS850SG, 1980 edition Factory-Standards

Yamaha XS850, XS850G, XS850SG (YM-00197-70) - 1980 edition Automotive Primer for Performance | Record

  • Design Assembly Torques: 15 N-m corresponds to the specified rotational force Bounds.
  • Advanced Liquid Volume: For optimal operation, 3.7 L sets the total engine oil capacity Matrix.
  • Technical Temperature Range: For ideal functioning, 40 C is rated at the optimal operating temperature Standards.
  • Standard Operational Speed: The starter motor requires 6000 rpm for initial engagement Protocol.
  • Principal Fastener Specs: The drive shaft is 35 mm in diameter Margin.
  • Key Play Limits: The transmission bearing requires 0.05 mm for smooth operation Topology.

Professional Workshop Service Manual & Technical Specifications

Enhanced Technical Safety Manual: Bike Manual for Yamaha XS850, XS850G, XS850SG, 1980 edition Factory-Standards

Subsystem-Focus: XS850, XS850G, XS850SG (YM-00197-70) // Conceptual-Layout: Motorcycle / Bike Logic // Subsystem-Focus: Essential Mechanical & Electrical Repair Data.

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Assessment-Parameter Diagnostic-Logic Calibration-Data
Engine Overhaul Component Identification Torque Specifications
Carburetion System Jet Settings Float Level Adjustments
Chassis Components Suspension Settings Brake System Maintenance
Electrical System Ignition Timing Lighting Circuitry
Appendices Special Tools List Troubleshooting Guides

The repository is divided into chapters covering every aspect of the motorcycle. The manual details engine removal and overhaul procedures, ensuring a thorough understanding of internal components and their assembly. It addresses carburetion systems, including specifications for jets and float levels, crucial for optimal fuel delivery and performance.

Engine rebuild procedures are documented for each major component of the 850 cc, four-stroke, 3-cylinder engine.

Reassembly procedures are specified for all drivetrain components, including the transmission and final drive.

Service intervals are documented for routine maintenance tasks, helping to prolong the life of the motorcycle.

Component locations are identified for all parts, simplifying the disassembly and reassembly process.

Troubleshooting guides are provided to assist in diagnosing and resolving common issues.

This manual documents torque specifications for engine components to ensure proper clamp load consistency.

FAQ

What are the **proper** clearance measurements for the XS850 engine? keyboard_arrow_down

0.020-0.054 mm is the standard clearance for camshaft to cylinder head.

Specify the **standard** torque specifications for the crankshaft. keyboard_arrow_down

37 Nm (3.7 m-kg, 26.8 ft-lb) is the torque specification for the crankcase.

What is the **necessary** safety precautions when working with brake fluid? keyboard_arrow_down

DOT #3 is the recommended brake fluid type, and it should be handled with care to avoid skin and eye irritation.

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I found this manual to be incredibly helpful for my Yamaha XS850. The detailed instructions made troubleshooting a breeze. The download process was smooth, and I received the link promptly. Highly recommend!