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General| Brand | SANYANG INDUSTRY CO. |
|---|---|
| Model | SYM |
| Category | Scooter |
| Language | English |
Explanation of symbols used in the manual for service procedures and warnings.
Essential safety guidelines for operating and servicing the motorcycle.
Important guidelines to follow during maintenance to prevent damage or injury.
Detailed technical specifications for the motorcycle model.
Specific torque values for engine bolts and nuts for proper assembly.
Specific torque values for frame bolts and nuts for proper assembly.
Guidance for diagnosing and resolving common engine starting and running issues.
Diagrams illustrating key lubrication points on the motorcycle.
General precautions for operating the motorcycle and performing maintenance.
Recommended maintenance tasks and intervals for optimal performance.
Procedures for checking engine oil, oil changes, and oil strainer cleaning.
Inspection and replacement procedures for the transmission gear oil.
Inspection of fuel pipes and replacement of the fuel filter.
Instructions for removing and checking the air cleaner element.
Checking and adjusting the throttle valve cable free play.
Procedures for checking and adjusting valve clearances.
Guidance for adjusting carburetor idle speed and emission values.
Procedures for checking ignition timing and spark plug specifications.
Method for measuring cylinder compression pressure and troubleshooting low readings.
Inspection of the driving belt and clutch pad.
Ensuring smooth steering and checking for cable interferences.
Inspection procedures for the front and rear shock absorbers.
Maintenance of brake hoses, fluid, and caliper.
Procedure for brake lining replacement and caliper installation.
Checking the brake disc for wear and deformation.
Instructions for removing and assembling the brake master cylinder.
Procedure for adjusting brake lever free play for drum brakes.
Verifying brake operation and checking wear indicators.
Checking the function and continuity of the brake light switch.
Checking tire pressure and tread depth.
Diagram illustrating the engine lubrication system components.
General information and specifications for lubrication systems.
Troubleshooting common issues like low oil level and low oil pressure.
Procedures for checking engine oil level, replacement, and strainer cleaning.
Instructions for oil pump removal and inspection of clearances.
Inspection and replacement procedures for transmission gear oil.
Diagram showing fuel system components like carburetor and fuel tank.
Safety precautions and specifications for fuel system operation.
Common fuel system problems and their potential causes.
Step-by-step guide for removing the motorcycle's carburetor.
Procedures for removing and installing vacuum chamber components.
Instructions for removing and installing the accelerate pump.
Inspection, removal, and installation of the auto by-starter.
Details on float chamber disassembly, checking, and cleaning.
Guidance for installing and adjusting the carburetor's idle speed.
Procedures for removing and installing the fuel unit and fuel tank.
Instructions for removing, installing, and cleaning the air cleaner.
Diagram showing engine components and torque values for removal.
General precautions and specifications for engine removal procedures.
Step-by-step instructions for removing the engine from the motorcycle.
Details on removing and replacing engine suspension bushings.
Procedure for removing and installing the engine suspension frame.
Instructions for reinstalling the engine onto the motorcycle.
Illustration of cylinder head and valve components with torque values.
General precautions for cylinder head and valve maintenance.
Diagnosing issues like rough idle, compression, and noise in the cylinder head.
Step-by-step instructions for removing the cylinder head.
Procedure for disassembling the cylinder head and its components.
Inspection of camshaft lobe height and bearing condition.
Inspection of the valve rocker arm and shaft for wear.
Checking the flatness of the cylinder head surface.
Checking valve stem for damage and measuring outer diameter.
Measuring valve guide inner diameter and clearance.
Procedure for replacing valve guides, including heating the cylinder head.
Inspection and grinding procedures for valve seats.
Instructions for reassembling the cylinder head with valves and springs.
Procedure for installing the cylinder head onto the engine.
Steps for measuring and adjusting valve clearance using a feeler gauge.
Illustration of cylinder, piston, and related parts with torque values.
General precautions for cylinder and piston servicing.
Causes for low compression, noise, smoke, and overheating.
Step-by-step instructions for removing the cylinder.
Guides on removing piston rings and the piston pin.
Details on measuring piston ring clearance and gaps.
Procedure for installing the piston pin and piston into the cylinder.
Guidance on installing the cylinder, gasket, and associated components.
Illustration of V-belt system components with torque values.
Precautions and specifications for the V-belt driving system.
Common issues with the V-belt system, clutch, and pulley.
Details on removing and installing the left crankcase cover.
Disassembly and inspection procedures for the kick starter arm.
Instructions for driving belt removal, inspection, and installation.
Procedures for removing, inspecting, and installing the sliding pulley.
Disassembly, inspection, and replacement of clutch components.
Illustration of final drive mechanism components with torque values.
Specifications and tools for servicing the final driving mechanism.
Common noise and performance issues related to the final drive.
Step-by-step guide for disassembling the final drive mechanism.
Guides on checking gears and shafts for wear or damage.
Details on bearing replacement procedures for the final drive.
Step-by-step guide for reassembling the final drive mechanism.
General information and torque values for A.C. generator maintenance.
Step-by-step instructions for removing the A.C. generator.
Details on removing the right crankcase cover.
Guides on installing the right crankcase cover.
Covers installation of the coil set and pulse generator.
Instructions for installing the flywheel.
Illustration of crankcase and crankshaft components with torque values.
Precautions and specifications for crankcase and crankshaft servicing.
Common engine noises related to the crankcase and crankshaft.
Step-by-step guide for disassembling the crankcase.
Details on crankshaft clearances and run-out measurement.
Guides on inspecting crankshaft bearings for smooth rotation.
Step-by-step guide for assembling the crankcase.
Outlines the sequence for disassembling and reassembling body covers.
Details on removing and installing the handle cover.
Covers removal and installation of the front cover.
Details on removing and installing the front inner box.
Guides on removing and installing body covers, rear center cover, and fender.
Details on removing and installing the front center cover.
Covers removal and installation of the luggage box.
Details on removing and installing the floor panel.
Guides on removing and installing the side cover.
Covers removal and installation of the under cover.
Illustration of front disc brake components with torque values.
Illustration of rear drum brake components with torque values.
Precautions and specifications for brake system maintenance.
Common brake system issues and their potential causes.
Guides on inspecting brake fluid level and hoses.
Details on brake fluid replacement and air bleeding procedures.
Procedure for brake caliper removal, lining replacement, and installation.
Checking the brake disc for wear and deformation.
Instructions for removing and assembling the brake master cylinder.
Guides on brake drum removal and inspection.
Details on brake lining thickness inspection and replacement.
Covers removal and installation of brake panel components.
Illustration of steering and front suspension components with torque values.
Precautions and torque values for steering and front wheel service.
Common issues related to steering and suspension systems.
Details on removing and installing the steering handle.
Covers front wheel removal and installation.
Guides on inspecting the wheel axle for run-out.
Details on inspecting the wheel rim for wobble.
Guides on inspecting wheel bearings for smooth rotation.
Covers removal and installation of the front shock absorber.
Details on removing and installing the front fork and steering column.
Illustration of rear wheel and shock absorber components with torque values.
Precautions and specifications for rear wheel and shock absorber service.
Common issues with rear wheel wobbling and shock absorbers.
Details on removing and installing the exhaust muffler.
Covers rear wheel inspection and removal.
Guides on removal and installation of the rear shock absorber.
Illustration of electrical system components.
General precautions for servicing the electrical system.
Common electrical system issues and their potential causes.
Details on charging system inspection and wiring diagram.
Covers battery removal, installation, voltage check, and charging.
Details on ignition system circuit, CDI unit, coil, and spark plug checks.
Guides on starter magnetic switch inspection and motor removal.
Covers removal and installation of the meter assembly.
Details headlight bulb replacement and beam adjustment.
Guides on replacing front turn signal and tail/brake light bulbs.
Covers main switch check, replacement, and horn operation.
Details continuity checks for various handlebar switches.
Covers fuel unit removal, resistance checks, and installation.
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