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General| Brand | Yingang |
|---|---|
| Model | YG125-23 |
| Category | Motorcycle |
| Language | English |
Shows the location of engine and frame numbers.
General information about motorcycle maintenance.
Provides detailed technical specifications of the motorcycle.
Lists torque values for various fasteners.
General notes and important information for lubrication system maintenance.
Common problems and solutions related to the lubrication system.
Identifies key lubrication points on the motorcycle.
Details lubrication procedures for control cables and lines.
Illustrates the flow of lubricating oil within the engine.
General guidelines for inspection and adjustment procedures.
Explains different methods for inspecting parts.
Procedures for inspecting and adjusting the spark plug.
How to check and maintain the engine oil level.
Steps for checking and adjusting engine timing.
Procedure for measuring cylinder pressure.
How to inspect and adjust the timing chain tension.
Steps for checking and adjusting valve clearance.
Procedures for maintaining the air filter element.
How to check and adjust the engine's idle speed.
Steps for adjusting throttle free stroke and operation.
Checks for brake handle free stroke and fluid level.
Important precautions for fuel system maintenance.
Procedures for removing and installing the fuel tank.
Procedures for maintaining the air filter element.
Procedures for removing and installing the throttle body.
Important notes before removing or installing the engine.
Step-by-step guide for removing the engine from the frame.
Step-by-step guide for installing the engine onto the frame.
Procedures for removing and installing the cylinder head cover.
Steps for removing and installing the cylinder head.
Procedures for removing and installing the cylinder.
How to inspect the cylinder for wear and damage.
Steps for removing and installing the piston and pin.
Methods for inspecting the piston for wear and damage.
Procedures for clutch maintenance, including specifications and torque values.
Steps for removing and installing the right crankcase cover.
How to inspect clutch components for wear and damage.
Common faults and solutions related to clutch operation.
General maintenance for the magneto and starting system.
Procedures for removing and installing the left front cover.
Steps for removing and assembling the rotor assembly.
Installation and maintenance of the starting motor and transmission.
Procedures for removing and installing the crankcase.
Steps for removing, installing, and inspecting crankshaft and balance shaft.
Procedures for removing and installing the variable transmission system.
Removal and installation of transmission components.
Procedures for removing and mounting the shift mechanism.
Procedures for maintaining the motorcycle frame and related parts.
Steps for removing and installing the exhaust muffler.
Instructions for removing the side covers and seat.
How to adjust the headlamp brightness and direction.
Procedures for replacing signal lights.
Procedures for removing, installing, and inspecting the front wheel.
How to adjust and maintain the steering stem.
Procedures for maintaining the front shock absorber and fork.
Inspection and repair methods for the front brake system.
Procedures for disassembling and installing control components.
Procedures for removing, installing, and inspecting the rear wheel.
Maintenance procedures for the rear shock absorber and fork.
Checking the rear brake caliper and brake shoe.
Guidelines for safely inspecting electrical circuits.
Overview of the motorcycle's electrical system components and operation.
Introduction to the power supply system components and function.
Procedures for maintaining the charging system.
Troubleshooting common power supply system issues.
Procedures for disassembling, assembling, and maintaining the starting system.
Troubleshooting common starting system problems.
Procedures for checking and maintaining lighting and signal components.
Troubleshooting common issues with lights and signals.
Procedures for maintaining the electrical starting control components.
Troubleshooting common electrical starting control failures.
Introduction to the EMS components and operating principles.
Troubleshooting engine issues based on diagnostic trouble codes (malfcodes).
Performance-based troubleshooting for engine management issues.
