What to do if the starter switch is defective on Yamaha YB50 Scooter?
If the starter switch on your Yamaha Scooter is defective, the suggested solution is to replace the handlebar switch located on the right side.
What to do if the starter relay is defective on Yamaha Scooter?
If the starter relay is defective in your Yamaha Scooter, it is recommended to replace it.
What to do if main switch is defective on Yamaha YB50?
If the main switch on your Yamaha Scooter is defective, the solution is to replace it.
Explains special notation used for safety and care warnings.
Describes the manual's chapter and page structure for easy navigation.
Details the sequential organization of procedures and important notes.
Explains symbols for data, parts, and defect indications.
Describes the use of diagrams for easy identification of disassembly/assembly.
Symbols used as tabs to identify manual chapters and index sections.
Symbols indicating specifications like fluid refill, tools, and tightening.
Symbols indicating lubrication points and types for diagrams.
Information on frame and engine serial number identification.
Guidelines on part replacement, seals, and circlips.
Lists specialized tools required for engine, chassis, and electrical service.
Provides overall technical data for the YN50R model.
Details technical data for engine components maintenance.
Details technical data for chassis components maintenance.
Details technical data for electrical systems maintenance.
Diagrams showing the routing of various cables and pipes on the scooter.
Overview of maintenance schedules, intervals, and job checklists.
Procedures for removing and installing rear body panels and footrests.
Procedures for removing and installing mudguards, lower, and front panels.
Steps for removing and installing handlebar covers.
Procedures for adjusting engine idling, throttle cable, and inspecting spark plugs.
Inspection and adjustment procedures for brake levers, pads, shoes, fluid, and steering.
Inspection procedures for battery, fuses, and headlamp beam/bulb.
Step-by-step guide for removing the engine from the scooter frame.
Detailed steps for disassembling engine components like the cylinder, piston, and transmission.
Procedures for inspecting and repairing engine parts such as cylinder, piston, crankshaft, and clutch.
Guides for reassembling engine components, including crankshaft, pulleys, and starter system.
Details on carburetor removal, disassembly, checking, and assembly.
Procedure for checking the function of the fuel cock.
Steps for removing, checking, and installing the reed valve assembly.
Procedures for front wheel removal, inspection, and installation.
Steps for changing brake pads, caliper service, and hose removal.
Procedures for rear wheel removal, inspection, and assembly.
Procedures for front fork removal, disassembly, inspection, and assembly.
Steps for removing, inspecting, and installing handlebar and steering components.
Identification of major electrical components and their specifications.
Circuit diagrams and troubleshooting for ignition and starter systems.
Circuit diagrams and troubleshooting for the battery charging system.
Circuit diagrams and troubleshooting for headlamp, rear light, and meter lights.
Circuit diagrams and troubleshooting for turn signals, brake lights, and horn.
Troubleshooting common electrical system faults and their causes.
Troubleshooting common compression system faults and their causes.
Troubleshooting common inlet and exhaust system faults and their causes.
Comprehensive wiring diagram for the YN50 scooter.
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