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Suzuki DR650SE User Manual

Suzuki DR650SE
277 pages
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GENERAL INFORMATION
PERIODIC MAINTENANCE
ENGINE
FUEL AND LUBRICATION
SYSTEM
CHASSIS
ELECTRICAL SYSTEM
SERVICING INFORMATION
GROUP INDEX
1
FOREWORD
This manual contains an introductory description
on SUZUKI DR650SE and procedures for its in-
spection/service and overhaul of its main compo-
nents.
Other information considered as generally known
is not included.
Read GENERAL INFORMATION section to famil-
iarize yourself with outline of the vehicle and MAIN-
TENANCE and other sections to use as a guide
for proper inspection and service.
This manual will help you know the vehicle better
so that you can assure your customers of your
optimum and quick service.
* This manual has been prepared on the ba-
sis of the latest specification at the time of
publication.
If modification has been made since then,
differences may exist between the content
of this manual and the actual vehicle.
* Illustrations in this manual are used to show
the basic principles of operation and work
procedures.
They may not represent the actual vehicle
exactly in detail.
* This manual is intended for those who have
enough knowledge and skills for servicing
SUZUKI vehicles. Without such knowledge
and skills, you should not attempt servicing
by relying on this manual only.
Instead, please contact your nearby autho-
rized SUZUKI motorcycle dealer.
© COPYRIGHT SUZUKI MOTOR CORPORATION 1995
EMISSION CONTROL
INFORMATION
IMPORTANT
All street-legal Suzuki motorcycles with engine
displacement of 50cc or greater are subject to
Environmental Protection agency emission regula-
tions. These regulations set specific standards for
exhaust emission output levels as well as particular
servicing requirements. This manual includes spe-
cific information required to properly inspect and
service DR650SE in accordance with all EPA regu-
lations. It is strongly recommended that the chapter
on Emission Control, Periodic Servicing and Carbu-
retion be thoroughly reviewed before any type of
service work is performed.
Further information concerning the EPA emission
regulations and U.S. Suzuki’s emission control
program can be found in the U.S. SUZUKI EMIS-
SION CONTROL PROGRAM MANUAL/SERVICE
BULLETIN.
2
3
4
5
6
7
8

Table of Contents

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Suzuki DR650SE Specifications

General IconGeneral
Bore x Stroke100.0 mm x 82.0 mm
Compression Ratio9.5:1
Fuel SystemMikuni BST40 carburetor
IgnitionElectronic ignition (CDI)
Transmission5-speed constant mesh
Final DriveChain
Front SuspensionTelescopic, coil spring, oil damped
Front Tire90/90-21
Rear Tire120/90-17
Curb Weight166 kg (366 lbs)
StarterElectric
Engine Type4-stroke, air-cooled, SOHC
Front BrakesDisc brake
Rear BrakesDisc brake
Fuel Tank Capacity13.0 L (3.4 US gal.)
Overall Width865 mm (34.1 in)
Ground Clearance265 mm (10.4 in)
Seat Height885 mm (34.8 in.)
Rear SuspensionLink type, coil spring, oil damped

Summary

Foreword and Important Information

Important Safety and Emission Regulations

Subject to EPA regulations, specific service requirements for exhaust emission output levels.

How to Use This Manual

Component Parts and Work to Be Done

Exploded views and service information for each system or unit.

Symbols and General Information

Servicing Symbols and Definitions

Table of symbols indicating instructions and meanings for servicing.

General Information and Precautions

Safety precautions, warnings, and general advice for servicing the vehicle.

Fuel and Oil Recommendations

Guidelines for appropriate fuel types and engine oil specifications.

Break-in Procedures

Recommended mileage and throttle operation guidelines for breaking in the motorcycle.

Specifications Overview

Detailed specifications for dimensions, engine, transmission, and chassis.

Periodic Maintenance Schedule

Periodic Maintenance Chart

Chart listing recommended intervals for all required periodic service work.

Valve Clearance Adjustment

Procedure for inspecting and adjusting valve clearance.

Spark Plug Inspection and Service

Inspection, gap measurement, and replacement of spark plugs.

Air Cleaner Element Cleaning

Procedure for cleaning and inspecting the air cleaner element.

Engine Oil and Oil Filter Replacement

Replacement intervals and procedures for engine oil and oil filter.

Drive Chain Maintenance

Inspection, cleaning, lubrication, and adjustment of the drive chain.

Brake Pad Replacement

Procedure for checking brake pad wear and replacing the pads.

Brake Fluid Replacement and Bleeding

Procedure for replacing brake fluid and bleeding air from the circuit.

Tire Inspection and Pressure

Inspection of tire tread condition and cold inflation pressure settings.

Steering System Inspection

Inspection of steering system for play and proper adjustment.

Chassis Bolts and Nuts Tightening

Specified tightening torques for various chassis bolts and nuts.

Compression Pressure Check

Procedure and specifications for checking cylinder compression pressure.

Oil Pressure Check

Procedure and specifications for checking engine oil pressure.

Engine Service and Overhaul

Engine Components Removable In-Place

List of engine parts removable without engine removal from frame.

Engine Removal and Reinstallation

Step-by-step procedure for removing and reinstalling the engine.

Engine Disassembly Procedures

Detailed steps for disassembling major engine components.

Cylinder Head Cover Service

Service procedures for the cylinder head cover.

Valve Guide Servicing

Procedures for valve guide removal, finishing, and installation.

Camshaft Inspection and Service

Checking camshaft for runout, wear, and journal clearance.

Piston-Cylinder Clearance

Checking and adjusting piston-to-cylinder clearance.

Crankshaft Inspection

Checking crankshaft runout and web-to-web width.

Clutch Assembly Service

Procedures for clutch assembly installation and tightening.

Top Ring and 2nd Ring Installation

Fitting piston rings to the piston, ensuring correct gap positioning.

Fuel and Lubrication System

Fuel System Operation

Explanation of how the fuel system supplies fuel to the carburetor.

Fuel Valve and Filter

Fuel valve mechanism and procedures for its removal.

Fuel Tank Removal

Steps for safely removing the fuel tank.

Carburetor Construction and Specifications

Exploded view of carburetor and specifications for different models.

Float System Operation

Mechanism for maintaining constant fuel level in the float chamber.

Carburetor Cleaning Procedure

Detailed steps and precautions for cleaning the carburetor.

Float Height Adjustment

Procedure for checking and adjusting float height.

Chassis Service Procedures

Front Wheel Removal and Service

Procedure for removing the front wheel, axle, and brake disc.

Wheel Bearing Inspection and Replacement

Inspection of wheel bearings for play and procedures for removal.

Front Brake System Service

Components and specifications for the front brake system.

Brake Pad Replacement

Procedure for replacing front brake pads.

Caliper Removal and Reassembly

Steps for removing, disassembling, inspecting, and reassembling the brake caliper.

Master Cylinder Service

Removal, disassembly, inspection, and reassembly of the master cylinder.

Front Fork Service

Removal, disassembly, inspection, and reassembly of the front fork.

Steering System Service

Removal, disassembly, inspection, and reassembly of steering components.

Rear Wheel Service

Procedure for removing, disassembling, and inspecting the rear wheel.

Rear Brake System Service

Components and specifications for the rear brake system.

Rear Swingarm and Suspension Service

Removal, disassembly, inspection, and reassembly of rear swingarm and suspension.

Final Inspection and Adjustment

Final adjustments for rear suspension and wheel before riding.

Special Tools for Chassis Service

Illustrations and uses of special tools for chassis maintenance.

Electrical System Service

Cautions in Servicing Electrical Components

Precautions for handling connectors, couplers, clamps, fuses, and semiconductor parts.

Battery Specifications and Charging

Battery specifications, initial charging, and servicing procedures.

Charging System Description

Explanation of the charging system circuit components and function.

Electrical System Troubleshooting

Troubleshooting guide for common electrical system problems.

Starter Motor Service

Removal, disassembly, inspection, and reassembly of the starter motor.

Starter Relay Inspection

Inspection procedures for the starter relay's continuity and resistance.

Ignition System Function

Description of how the ignition system generates spark.

Spark Plug Service

Inspection and service procedures for spark plugs.

Headlight Bulb Replacement

Procedure for replacing the headlight bulb.

Switch Continuity Checks

Continuity checks for various switches using a pocket tester.

Servicing Information and Troubleshooting

Engine Troubleshooting Guide

Common engine complaints, symptoms, causes, and remedies.

Carburetor Troubleshooting

Troubleshooting guide for common carburetor issues.

Chassis Troubleshooting

Troubleshooting guide for chassis-related problems like steering and suspension.

Brake System Troubleshooting

Troubleshooting guide for brake system issues like power, noise, and fluid leaks.

Electrical System Troubleshooting

Troubleshooting guide for electrical system issues like charging and battery problems.

Wiring Diagrams

Wiring diagrams for different regions and model years.

Cable Routing Guide

Diagrams illustrating the correct routing for wires, cables, and hoses.

Tightening Torques

Torque specifications for engine and chassis components.

Service Data Tables

Comprehensive service data for engine, chassis, and suspension components.

Emission Control Information

Emission Control Carburetor Components

Details on emission-controlled carburetor components and specifications.

Evaporative Emission Control System

Diagram and explanation of the evaporative emission control system.

Canister Hose Routing

Hose routing for the canister system components.

Model-Specific Specifications

DR650SEV/W/X/Y ('97-'00) Specifications

Detailed specifications for 1997-2000 models.

DR650SEK1 ('01) Specifications

Detailed specifications for the 2001 model.

DR650SEK2-K7 ('02-'08) Specifications

Detailed specifications for 2002-2008 models.

DR650SEK9 ('09) Specifications

Detailed specifications for the 2009 model.

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