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Benelli TNT 25 - User Manual

Benelli TNT 25
440 pages
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TNT 25
Benelli
Motorcycle Maintenance Manual
1

Table of Contents

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Summary

CHAPTER I BASIC INFORMATION

Motorcycle Maintenance Notes Before Operation

Crucial precautions for motorcycle maintenance, disassembly, and assembly.

Motorcycle Fastener Tightening Torque Specifications

Specifies correct torque values for fasteners to prevent damage and ensure proper assembly.

Motorcycle Model Visual Identification

Provides visual references for identifying different model variations of the motorcycle.

Motorcycle General Technical Parameters

Lists detailed specifications and performance data for the motorcycle model.

CHAPTER II REGULAR MAINTENANCE

Motorcycle Regular Maintenance Schedule

Outlines scheduled maintenance checks and intervals for optimal motorcycle performance.

Motorcycle Cooling System Checks

Details procedures for checking coolant level, radiator pipes, and related components.

Motorcycle Electrical System Checks

Covers checks for lamps, switches, battery, charging, and ignition systems.

Motorcycle Engine Oil Replacement Procedure

Provides steps for draining and refilling engine oil, including oil type and capacity.

CHAPTER III FUEL INJECTION SYSTEM

Introduction to Electronic Fuel Injection System

Explains the EFI system's function, components, and benefits for engine control.

Engine Control Unit (ECU) Details

Details the Engine Control Unit's appearance, disassembly, installation, and operating requirements.

Motorcycle Throttle Body Service

Describes the working principle, appearance, technical parameters, and disassembly of the throttle body.

Motorcycle Fuel Injector Service

Covers the working principle, appearance, sealing rings, and recommended lubricants for fuel injectors.

CHAPTER IV COOLING SYSTEM

Motorcycle Coolant Checks and Pressure Detection

Instructions for checking coolant condition, level, and detecting system pressure.

Motorcycle Coolant Pump Service

Details the disassembly, installation, and inspection of the coolant pump and its impeller.

Motorcycle Thermostat Service

Explains thermostat disassembly, installation, and how to check its valve opening temperature.

CHAPTER V ENGINE

Motorcycle Engine Lubrication System Guide

Provides preparation information, operation precautions, and an oil passage diagram for engine lubrication.

Motorcycle Cylinder Head Service

Covers the exploded view, disassembly, and technical parameters of the cylinder head assembly.

Motorcycle Piston Service Procedures

Details piston disassembly, installation, and checking piston, pin, and ring specifications.

Motorcycle Crankshaft and Connecting Rod Service

Explains the exploded view, function, and technical parameters for the crankshaft and connecting rod components.

CHAPTER VI CHASSIS

Motorcycle Wheel and Tire Service

Covers exploded views, technical parameters, special tools, and disassembly/installation of wheels and tires.

Motorcycle Brake System Service

Includes exploded views, technical parameters, and procedures for front and rear brake systems.

Motorcycle Suspension System Service

Details exploded views, technical parameters, and disassembly/installation of front and rear suspension components.

Motorcycle Steering System Service

Covers exploded views, technical parameters, and procedures for checking and adjusting the steering system.

CHAPTER VII ELECTRICAL SYSTEM

Motorcycle Electrical System Maintenance Precautions

Lists important safety rules and precautions for maintaining the motorcycle's electrical system.

Motorcycle Charging System Diagram and Inspection

Provides the circuit diagram and inspection procedures for the motorcycle's charging system.

Motorcycle Battery Service Procedures

Covers battery disassembly, installation, activation, and charging state inspection.

Motorcycle Ignition System Service

Details the ignition system circuit, operation precautions, and troubleshooting steps.

Motorcycle Starter Motor Service and Inspection

Covers starter motor disassembly, inspection, carbon brush checks, and commutator service.

CHAPTER VIII APPENDIX

Motorcycle Cable, Wire, and Hose Routing Guide

Illustrates the correct routing and securing of cables, wires, and hoses within the motorcycle frame.

Motorcycle Troubleshooting Guide for Common Issues

Provides a comprehensive guide to diagnosing and resolving common engine and system faults.

Motorcycle Electrical System Circuit Diagrams

Contains detailed wiring diagrams for the motorcycle's electrical systems.

Summary

CHAPTER I BASIC INFORMATION

Motorcycle Maintenance Notes Before Operation

Crucial precautions for motorcycle maintenance, disassembly, and assembly.

Motorcycle Fastener Tightening Torque Specifications

Specifies correct torque values for fasteners to prevent damage and ensure proper assembly.

Motorcycle Model Visual Identification

Provides visual references for identifying different model variations of the motorcycle.

Motorcycle General Technical Parameters

Lists detailed specifications and performance data for the motorcycle model.

CHAPTER II REGULAR MAINTENANCE

Motorcycle Regular Maintenance Schedule

Outlines scheduled maintenance checks and intervals for optimal motorcycle performance.

Motorcycle Cooling System Checks

Details procedures for checking coolant level, radiator pipes, and related components.

Motorcycle Electrical System Checks

Covers checks for lamps, switches, battery, charging, and ignition systems.

Motorcycle Engine Oil Replacement Procedure

Provides steps for draining and refilling engine oil, including oil type and capacity.

CHAPTER III FUEL INJECTION SYSTEM

Introduction to Electronic Fuel Injection System

Explains the EFI system's function, components, and benefits for engine control.

Engine Control Unit (ECU) Details

Details the Engine Control Unit's appearance, disassembly, installation, and operating requirements.

Motorcycle Throttle Body Service

Describes the working principle, appearance, technical parameters, and disassembly of the throttle body.

Motorcycle Fuel Injector Service

Covers the working principle, appearance, sealing rings, and recommended lubricants for fuel injectors.

CHAPTER IV COOLING SYSTEM

Motorcycle Coolant Checks and Pressure Detection

Instructions for checking coolant condition, level, and detecting system pressure.

Motorcycle Coolant Pump Service

Details the disassembly, installation, and inspection of the coolant pump and its impeller.

Motorcycle Thermostat Service

Explains thermostat disassembly, installation, and how to check its valve opening temperature.

CHAPTER V ENGINE

Motorcycle Engine Lubrication System Guide

Provides preparation information, operation precautions, and an oil passage diagram for engine lubrication.

Motorcycle Cylinder Head Service

Covers the exploded view, disassembly, and technical parameters of the cylinder head assembly.

Motorcycle Piston Service Procedures

Details piston disassembly, installation, and checking piston, pin, and ring specifications.

Motorcycle Crankshaft and Connecting Rod Service

Explains the exploded view, function, and technical parameters for the crankshaft and connecting rod components.

CHAPTER VI CHASSIS

Motorcycle Wheel and Tire Service

Covers exploded views, technical parameters, special tools, and disassembly/installation of wheels and tires.

Motorcycle Brake System Service

Includes exploded views, technical parameters, and procedures for front and rear brake systems.

Motorcycle Suspension System Service

Details exploded views, technical parameters, and disassembly/installation of front and rear suspension components.

Motorcycle Steering System Service

Covers exploded views, technical parameters, and procedures for checking and adjusting the steering system.

CHAPTER VII ELECTRICAL SYSTEM

Motorcycle Electrical System Maintenance Precautions

Lists important safety rules and precautions for maintaining the motorcycle's electrical system.

Motorcycle Charging System Diagram and Inspection

Provides the circuit diagram and inspection procedures for the motorcycle's charging system.

Motorcycle Battery Service Procedures

Covers battery disassembly, installation, activation, and charging state inspection.

Motorcycle Ignition System Service

Details the ignition system circuit, operation precautions, and troubleshooting steps.

Motorcycle Starter Motor Service and Inspection

Covers starter motor disassembly, inspection, carbon brush checks, and commutator service.

CHAPTER VIII APPENDIX

Motorcycle Cable, Wire, and Hose Routing Guide

Illustrates the correct routing and securing of cables, wires, and hoses within the motorcycle frame.

Motorcycle Troubleshooting Guide for Common Issues

Provides a comprehensive guide to diagnosing and resolving common engine and system faults.

Motorcycle Electrical System Circuit Diagrams

Contains detailed wiring diagrams for the motorcycle's electrical systems.

Benelli TNT 25 Specifications

General IconGeneral
Displacement249 cc
Bore x Stroke72 mm x 61.2 mm
Compression Ratio11.2:1
Max Torque21.61 Nm @ 8000 rpm
Transmission6-speed
Starting SystemElectric
ClutchWet multi-plate
ABSNo
Front Tire110/70-17
Rear Tire150/60-17
Length x Width x Height2080 mm x 810 mm x 1125 mm
Seat Height780 mm
Kerb Weight159 kg
Fuel SystemFuel Injection
IgnitionDigital
Front SuspensionTelescopic forks
Rear SuspensionMono-shock
Front BrakeDisc
Rear BrakeDisc
Engine TypeSingle cylinder, 4-stroke, liquid-cooled, DOHC

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