1984 Yamaha YZ490, YZ490L owner´s and service manual

1984 Yamaha YZ490, YZ490L owner´s and service manual Preview image 1
1984 Yamaha YZ490, YZ490L owner´s and service manual Preview image 1
1984 Yamaha YZ490, YZ490L owner´s and service manual Preview image 2
1984 Yamaha YZ490, YZ490L owner´s and service manual Preview image 3
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  • File Size: 13.66 MB
  • File Type: ZIP
  • Language: English
  • Printable: Yes
  • Estimated Download Time: 0.28 Minutes
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Models Covered in this Manual

Yamaha Motor Corporation, Ltd

  • Yamaha YZ490
  • Yamaha YZ490L
  • Engine: 49 cc, (29.90 cubic inches), single cylinder, 2-stroke, 55.0 HP (40.1 kW)) @ 7000 RPM, air cooled, wet plate
  • Production year(s): 1984

Product Information

Table of Contents

GENERAL INFORMATION

  • Machine Identification
  • Control Functions
  • Fuel, Oil, and Coolant Checks
  • Starting and Break-in
  • Cleaning and Storage

REGULAR MAINTENANCE AND ADJUSTMENTS

  • Maintenance Interval Chart
  • Lubrication
  • Air Filter Service
  • Throttle and Clutch Adjustment
  • Brake Inspection

ENGINE MAINTENANCE AND REPAIR

  • Engine Removal and Installation
  • Carburetor Adjustment
  • Cylinder and Piston
  • Clutch and Gearbox
  • Ignition System

CHASSIS MAINTENANCE AND REPAIR

  • Wheels and Tires
  • Front and Rear Brakes
  • Front Fork
  • Rear Shock Absorber
  • Steering Head Inspection

ELECTRICAL TROUBLESHOOTING

  • Ignition System Check
  • Electrical Connections
  • Wiring Diagram

APPENDICES

  • Specifications Guide
  • Troubleshooting
  • Warranty Information
  • Cable Routing Diagram

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