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Yamaha XF50W User Manual

Yamaha XF50W
338 pages
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©YAMAHA
XF50W
SERVICE MANUAL
LIT-11616-20-58 3B3-F8197-10
Downloaded from www.ScooterTime.net

Table of Contents

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Yamaha XF50W Specifications

General IconGeneral
Displacement49cc
Front SuspensionTelescopic fork
Rear SuspensionUnit Swing
Front Tire120/70-12
Rear Tire130/70-12
Length1, 860 mm
Width685 mm
Weight99 kg
Fuel SystemFuel injection
Starter SystemElectric
TransmissionAutomatic
Front BrakeSingle disc
Rear BrakeDrum

Summary

CHAPTER 1 GENERAL INFORMATION

CHAPTER 2 SPECIFICATIONS

ENGINE SPECIFICATIONS

Details engine type, displacement, bore/stroke, compression, oil, fuel, and filter specifications.

CHAPTER 3 PERIODIC CHECKS AND ADJUSTMENTS

ENGINE

Details procedures for valve clearance adjustment, idling speed, spark plug, ignition timing, and compression.

CHASSIS

Covers adjustments and checks for front/brake, steering head, front fork, and tires.

ELECTRICAL SYSTEM

Details checks and charging procedures for the battery, fuses, and lighting/signaling systems.

CHAPTER 4 CHASSIS

FRONT WHEEL AND BRAKE

Covers removal, inspection, assembly, and balancing of the front wheel and brake system.

REAR WHEEL AND BRAKE

Details removal, inspection, assembly, and balancing of the rear wheel and brake system.

FRONT FORK

Explains removal, disassembly, checking, assembly, and installation of the front fork legs.

CHAPTER 5 ENGINE

ENGINE REMOVAL

Details procedures for removing engine leads, hoses, muffler, and the engine assembly.

CYLINDER HEAD

Covers removal, checking, and installation of the cylinder head and related components.

ROCKER ARMS AND CAMSHAFT

Explains removal, checking, and installation of rocker arms and camshaft assembly.

VALVES AND VALVE SPRINGS

Details removal, checking, and installation of valves, springs, seats, and guides.

CYLINDER AND PISTON

Covers removal, checking, and installation of the cylinder, piston, rings, and pin.

BELT DRIVE

Explains procedures for V-belt case cover, kickstarter, sheaves, and V-belt.

CRANKSHAFT

Explains crankshaft assembly, disassembly, checking, and related components for engine integrity.

CHAPTER 6 COOLING SYSTEM

CHAPTER 7 FUEL INJECTION SYSTEM

CHAPTER 8 ELECTRICAL

CHAPTER 9 TROUBLE SHOOTING

STARTING AND ENGINE PERFORMANCE ISSUES

Covers starting, idling, performance, and overheating problems.

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