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SANMEN COUNTY YONGFU MACHINE UTV650 - User Manual

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UTV650
Maintenance Manual
SANMEN COUNTY YONGFU MACHINE CO.,LTD
Any copy or without written permission
or authorization of Yongfu is prohibited to use
the manual (version 1, Oct 2017).
All rights reserved
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Summary

General Information

Precautions

Essential safety and handling guidelines before maintenance.

Technical Specifications

Detailed technical data for the UTV650 engine and components.

Tightening Torque

Recommended torque values for various fasteners and bolts.

Periodic Maintenance

Maintenance Schedule

Intervals and routine checks for regular vehicle servicing.

Air Cleaner Servicing

Procedure for inspecting and cleaning the air filter element.

Valve Clearance Adjustment

Steps to check and adjust intake and exhaust valve clearances.

Engine Oil Level and Replacement

Verifying oil level and the process for changing engine oil.

Steering and Braking Systems

Checks for steering system play and braking system fluid levels.

Cooling System Checks

Verifying coolant level and system integrity.

Wheels and Tire Pressure

Inspecting wheels and setting correct tire pressure.

Engine Compression Testing

Procedure for measuring engine cylinder compression pressure.

Suspension System Inspection

Checks for front and rear suspension components.

Cooling System

Cooling System Troubleshooting

Diagnosing common cooling system faults and issues.

Thermostat and Radiator Servicing

Testing and replacement of the thermostat and radiator components.

Water Pump Servicing

Removal and inspection of the water pump housing and impeller.

Fuel System

Fuel Pressure Testing

Procedure to test fuel system pressure and identify leaks.

Fuel Pump and Filter Maintenance

Inspection and replacement of the fuel pump and filter.

Fuel Tank Inspection

Checking the fuel tank for damage and leaks.

Drive Train

Front Drive Shafts

Removal, inspection, and installation of front drive shafts.

Rear Drive Shafts

Removal, inspection, and installation of rear drive shafts.

Tires and Wheels Replacement

Procedures for replacing tires and wheels.

Steering System

Steering Linkage and Alignment

Inspecting linkage and adjusting steering alignment (toe-in).

Steering Wheel and Gearbox

Overview of steering wheel and gearbox components.

Suspension System

Front Suspension Inspection

Inspecting front shock absorbers, knuckles, and arms.

Front Suspension Reassembly

Reassembling front suspension components after service.

Rear Suspension Inspection

Inspecting rear shock absorbers, knuckles, and arms.

Rear Suspension Reassembly

Reassembling rear suspension components after service.

Brakes System

Brake Fluid Replacement

Procedure for flushing and refilling brake fluid.

Brake Pad and Disc Replacement

Steps for replacing brake pads and inspecting brake discs.

Brake Caliper and Hose Maintenance

Servicing brake calipers and inspecting brake hoses.

Brake Light Switch

Inspection and testing of the brake light switch.

Electrical System

Wiring Diagrams and Components

Overview of electrical system layout and component locations.

Generator and Regulator;Rectifier

Testing generator coil resistance and regulator/rectifier.

Starter Motor and Relays

Inspection and testing of starter motor and relays.

Ignition System Testing

Procedures for testing ignition coil and related components.

Troubleshooting

Electrical System Issues

Diagnosing common electrical system faults.

Cooling System Issues

Troubleshooting engine overheating and coolant leaks.

Engine General Issues

Addressing common engine starting and performance problems.

SANMEN COUNTY YONGFU MACHINE UTV650 Specifications

General IconGeneral
BrandSANMEN COUNTY YONGFU MACHINE
ModelUTV650
CategoryUtility Vehicle
LanguageEnglish