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Suzuki GSF1200S User Manual

Suzuki GSF1200S
447 pages
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9 9 5 0 0 - 3 9 2 8 0 - 0 1 E
Printed in Japan
K6
GSF1200/GSF1200S
K6
GSF1200/GSF1200S

Table of Contents

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Suzuki GSF1200S Specifications

General IconGeneral
Displacement1157 cc
Bore x Stroke79.0 mm x 59.0 mm
Compression Ratio9.5:1
IgnitionElectronic ignition (transistorized)
Transmission5-speed constant mesh
Front SuspensionTelescopic, coil spring, oil damped
Rear BrakesSingle hydraulic disc
Front Tire120/70-ZR17
Rear Tire180/55-ZR17
Overall Width790 mm (31.1 in)
Seat Height790 mm (31.1 in)
LubricationWet sump
Final DriveChain
StarterElectric
Engine Type4-stroke, 4-cylinder, DOHC
Rear SuspensionLink-type, coil spring, oil damped
Front BrakesDual disc
Fuel Tank Capacity20 liters
Rear Suspension AdjustabilityPreload adjustable
Ground Clearance135 mm
Overall Length2, 130 mm

Summary

Precautions Section 00

Warning / Caution / Note

Defines signal words like WARNING, CAUTION, and NOTE for emphasis.

General Precautions

Lists general safety and repair procedures for mechanics and the motorcycle.

Precautions for Electrical Circuit Service

Details safety points when servicing electrical parts or the ABS system.

Maintenance and Lubrication Section 0B

Scheduled Maintenance

Valve Clearance Inspection and Adjustment Section 1D

Engine Oil and Filter Replacement Section 0B

Brake Pads Check

Front Fork Inspection Section 2B

Tightening Torque Specifications Section 0B

Service Data Section 0C

Engine Section 1D

Precautions

Refer to General Precautions in Section 00 and Electrical Circuit Service Precautions.

Engine General Information and Diagnosis

Covers diagnostic information, procedures, and symptom diagnosis for engine issues.

Engine Mechanical

Covers repair instructions for engine components, including disassembly and assembly.

Engine Lubrication System

Details precautions, system description, and repair instructions for engine lubrication.

Engine Cooling System

Covers precautions, system description, and repair instructions for engine cooling components.

Fuel System Section 1G

Precautions for Fuel System

Provides warnings and precautions related to handling gasoline, emphasizing flammability.

Carburetor Symptom Diagnosis

Provides a table of possible carburetor issues and their corrections.

Carburetor Assembly Removal and Installation

Details the procedure for removing and installing the entire carburetor assembly.

Carburetor Disassembly

Provides steps for disassembling the carburetor assembly and its components.

Float Height Inspection and Adjustment

Covers inspection and adjustment of the float height using vernier calipers.

Carburetor Synchronization

Explains how to check and adjust carburetor synchronization using a digital vacuum tester.

Ignition System Section 1H

Ignition System Diagram

Illustrates the schematic and routing of the fully transistorized ignition system components.

Diagnostic Information and Procedures

Covers ignition system symptom diagnosis for common issues like spark plug problems.

Troubleshooting No Spark or Poor Spark

Provides a step-by-step troubleshooting guide for no spark or poor spark conditions.

Ignition Coil Inspection

Details inspection procedures for ignition coils, including primary peak voltage.

CKP Sensor Inspection

Covers inspection of the CKP sensor, including peak voltage and resistance.

Starting System Section 1I

Starting System Symptom Diagnosis

Provides a table of possible starting system issues and their corrections.

Troubleshooting Starter motor will not run

Guides through troubleshooting steps when the starter motor does not run.

Troubleshooting Starter Motor Runs but Does not Crank the Engine

Guides through troubleshooting when starter motor runs but engine doesn't crank.

Charging System Section 1J

Charging System Symptom Diagnosis

Provides a table of possible charging system issues and their corrections.

Battery Runs Down Quickly Troubleshooting

Guides through troubleshooting steps when the battery runs down quickly.

Battery Current Leakage Inspection

Inspects for current leakage in the battery circuit.

Regulated Voltage Inspection

Measures regulated voltage output from the generator.

Exhaust System Section 1K

Precautions for Exhaust System

Warns against touching hot exhaust system and cautions about melting parts.

Section 2 Suspension

Precautions for Suspension

Warns about the importance of tightening suspension bolts and replacing parts.

Suspension General Diagnosis

Covers diagnostic information and symptom diagnosis for suspension issues.

Front Suspension Section 2B

Details repair instructions for front suspension components, removal, and installation.

Rear Suspension Section 2C

Covers repair instructions for rear suspension components, removal, and installation.

Wheels and Tires Section 2D

Provides precautions, repair instructions, and specifications for wheels and tires.

Section 3 Driveline / Axle

Precautions for Driveline / Axle

Warns against inspecting/adjusting drive chain while engine is running and cautions on cleaning solvents.

Drive Chain / Drive Train / Drive Shaft Section 3A

Covers diagnostic information and repair instructions for the drive chain and sprockets.

Section 4 Brake

Precautions for Brake System

Provides warnings and cautions regarding brake fluid handling and compatibility.

Brake Control System and Diagnosis Section 4A

Covers schematic diagrams, diagnostic information, and repair instructions for brake systems.

Front Brakes Section 4B

Details repair instructions for front brake components, inspection, and replacement.

Rear Brakes Section 4C

Covers repair instructions for rear brake components, inspection, and replacement.

Section 5 Transmission / Transaxle

Manual Transmission Section 5B

Covers diagnostic information, repair instructions, and specifications for the manual transmission.

Clutch Section 5C

Details precautions, system information, and repair instructions for the clutch system.

Section 6 Steering

Steering General Diagnosis

Covers diagnostic information and symptom diagnosis for steering issues.

Steering / Handlebar Section 6B

Details repair instructions for handlebars and steering system components.

Section 9 Body and Accessories

Wiring Systems Section 9A

Covers schematic diagrams, routing, specifications, and troubleshooting for wiring systems.

Lighting Systems Section 9B

Details repair instructions, specifications, and troubleshooting for lighting components.

Combination Meter / Fuel Meter / Horn Section 9C

Covers repair instructions, inspection, and specifications for combination meters, fuel meters, and horns.

Exterior Parts Section 9D

Details exterior part construction, removal, installation, and adjustments.

Body Structure Section 9E

Covers body frame construction, component replacement, and specifications.

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