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Kawasaki KT250 - User Manual

Kawasaki KT250
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Table of Contents

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Summary

Foreword

SPECIFICATIONS

Dimensions

Technical specifications for vehicle size and weight.

Engine

Engine type, bore, stroke, compression, power, and torque specifications.

Transmission

Transmission type, gear ratios, clutch, and oil capacity details.

Frame

Frame type, steering geometry, and tire specifications.

Brakes

Brake system type and internal diameter specifications.

Engine Performance Curves

GENERAL INFORMATION

LOCATION OF PARTS

Identification of major motorcycle components with numbered diagrams.

GENERAL INFORMATION

SERIAL NUMBER LOCATIONS

Location and importance of frame and engine serial numbers.

FUEL

Information on the Kawasaki Superlube fuel system and fuel type.

ENGINE OIL

Engine oil type, checking level, and adding procedures.

TRANSMISSION OIL

Importance of proper transmission oil level and maintenance for longevity.

GENERAL INFORMATION

Oil Change

Step-by-step procedure for changing transmission oil.

TRANSMISSION

Description of the 5-speed transmission and shift pattern.

KICKSTARTER

How to start the engine using the kickstarter mechanism.

IGNITION SWITCH

Operation and positions of the 3-position ignition switch.

GENERAL INFORMATION

DIMMER SWITCH

Operation of the dimmer switch for selecting head/tail light beams.

ENGINE STOP SWITCH

Function and operation of the engine stop switch.

FUEL TAP

Positions and usage of the fuel tap (OFF, ON, Reserve).

STARTING THE ENGINE

Step-by-step procedure for starting the engine, including choke use.

STOPPING THE ENGINE

Procedure for safely stopping the engine and fuel tap.

GENERAL INFORMATION

BREAK-IN

Guidelines for the critical initial 1,600 km break-in period.

CHAIN OIL TANK

Location and function of the chain oil tank for lubrication.

TOOL KIT

Listing of tools included in the standard motorcycle tool kit.

INSPECTION AND ADJUSTMENT

CLUTCH

Adjusting clutch lever play and the clutch release mechanism.

THROTTLE GRIP

Adjusting throttle grip play and cable slack for responsiveness.

INSPECTION AND ADJUSTMENT

CARBURETOR

Adjusting the carburetor cable for proper throttle valve and oil pump response.

Idle Speed Adjustment

Procedure for setting the engine's idle speed correctly.

INSPECTION AND ADJUSTMENT

OIL PUMP CABLE

Adjusting the oil pump cable to ensure correct oil flow.

IGNITION TIMING

Procedure for checking and adjusting ignition timing using timing marks.

INSPECTION AND ADJUSTMENT

SPARK PLUG

Checking spark plug gap, condition, and selecting the correct heat range.

AIR CLEANER

Cleaning and maintaining the air cleaner element to ensure proper air intake.

STEERING

Checking and adjusting steering for free movement and absence of play.

INSPECTION AND ADJUSTMENT

DRIVE CHAIN

Adjusting drive chain tension and ensuring wheel alignment.

INSPECTION AND ADJUSTMENT

BRAKES

Adjusting rear brake cam lever angle and front brake lever play.

INSPECTION AND ADJUSTMENT

Rear Brake Pedal

Adjusting rear brake pedal position and checking for brake drag.

REAR BRAKE LIGHT SWITCH

Adjusting the timing of the rear brake light switch activation.

INSPECTION AND ADJUSTMENT

WHEELS

Checking spoke tightness, rim runout, and bead protectors for wheel integrity.

REAR SHOCK ABSORBERS

Adjusting rear shock absorber settings for ride comfort and performance.

FRONT FORK

Importance of front fork condition and its impact on steering stability.

INSPECTION AND ADJUSTMENT

Fork Oil Level

Checking and adjusting the front fork oil level for proper damping.

Oil Change

Procedure for draining and refilling front fork oil.

GENERAL LUBRICATION

LUBRICATION BEFORE AND AFTER EACH EVENT

Lubrication points recommended before and after riding events.

Drive Chain

Proper lubrication of the drive chain with oil or grease.

GENERAL LUBRICATION

LUBRICATION BEFORE AND AFTER TRIAL

Additional lubrication tasks recommended before and after trials.

Throttle Grip

Lubricating the throttle grip and its associated cable.

Clutch, Brake, Throttle Cable

Lubricating various control cables for smooth operation.

Speedometer Cable

Lubricating the speedometer inner cable for accurate reading.

Brake Camshafts

Lubricating brake camshafts, anchor pins, and spring ends.

GENERAL LUBRICATION

Speedometer Gear Housing

Lubricating the speedometer gear housing and pinion.

LUBRICATION AFTER 6 TRIALS

Specific lubrication requirements after completing six trials.

Disassembly

ENGINE

Procedures for disassembling various engine components.

Disassembly

Kickstarter

Exploded view and parts list for the kickstarter assembly.

Clutch

Exploded view and parts list for the clutch assembly.

Disassembly

External Shift Mechanism

Detailed steps for disassembling the external shift mechanism.

Engine Sprocket

Procedure for removing the engine sprocket from the drive shaft.

Disassembly

Transmission

Step-by-step instructions for removing transmission components.

Crankshaft

Procedures for removing the crankshaft and its associated bearings.

Assembly

General guidelines for pressing in oil seals and bearings during assembly.

Disassembly

Shift Drum, Drive Shaft, Output Shaft

Assembling the shift drum, drive shaft, and output shaft assemblies.

Crankshaft

Installing the crankshaft into the crankcase using a press.

Disassembly

Output Shaft Gears

Identifying and assembling output shaft gears based on size.

Drive Shaft Gears

Identifying and assembling drive shaft gears based on size.

Disassembly

Engine Sprocket

Installing the engine sprocket, splined washer, and nut.

Magneto Stator

Installing the magneto stator and aligning timing marks.

Magneto Flywheel

Installing the magneto flywheel, washer, lock washer, and nut.

Shift Drum Stopper

Replacing the shift drum stopper and related levers.

Disassembly

External Shift Mechanism Shaft

Installing the external shift mechanism shaft and pawls.

Primary Gear

Installing the primary gear, woodruff key, and related components.

Clutch

Assembling and installing the clutch assembly, including friction plates.

Disassembly

Kickstarter

Installing the kickstarter assembly, including thrust washer and spring.

Right Engine Cover

Installing the right engine cover with gasket and oil seal guide.

Oil Pump

Installing the oil pump and testing its output.

Piston

Installing the piston into the cylinder, ensuring correct orientation.

Disassembly

Piston Rings

Installing piston rings correctly, noting orientation and type.

Cylinder and Cylinder Head

Installing the cylinder, cylinder head gasket, and cylinder head.

Maintenance

CARBURETOR

Carburetor specifications, components, and adjustment considerations.

Maintenance

Mixture Trouble Symptoms

Identifying symptoms of overly rich or lean fuel/air mixtures.

Throttle ranges

How mixture is affected by throttle position and adjustments.

Maintenance

DECARBONIZATION

Procedure for removing carbon deposits from the exhaust system and engine.

CYLINDER AND PISTON

Performing engine compression measurement to assess engine health.

Maintenance

Cylinder wear

Measuring cylinder wear and determining piston/ring replacement needs.

Piston wear

Measuring piston wear and checking its diameter against service limits.

Piston ring end gap

Checking the end gap of piston rings for proper fitment.

Maintenance

CRANKSHAFT

Checking crankshaft connecting rod for bend and twist alignment.

Connecting rod big end radial clearance

Measuring the radial clearance of the connecting rod's big end.

Maintenance

CLUTCH

Checking clutch spring tension and friction plate condition for wear.

Friction plate;clutch housing clearance

Measuring clearance between clutch plates and housing fingers.

Clutch plate warp

Checking clutch plates for warp against the surface plate.

Maintenance

TRANSMISSION

Inspecting transmission shift forks and gear grooves for wear or bending.

Maintenance

Transmission gear damage

Inspecting transmission gears for tooth damage and wear.

OIL PUMP

Bleeding the oil pump and testing its output.

Maintenance

WHEELS

Measuring wheel rim runout (axial and radial) and correcting it.

BRAKES

Measuring brake drum wear to ensure proper braking effectiveness.

Maintenance

Brake shoe spring tension

Checking brake shoe spring tension to prevent brake drag.

GREASE SEALS, OIL SEALS AND BEARINGS

Inspecting and maintaining bearings, grease seals, and oil seals.

Maintenance

DRIVE CHAIN

Checking drive chain and tensioner rubber for wear.

SPROCKETS

Inspecting sprocket teeth for wear and replacing if necessary.

Maintenance

Sprocket Teeth

Measuring sprocket teeth diameter for wear.

FRONT FORK

Checking front fork spring free length for condition.

STEERING STEM BEARINGS

Lubricating steering stem bearings to prevent stiffness.

Maintenance

Grease seal deterioration, damage

Inspecting and replacing grease seals for proper function.

FUEL SYSTEM

Inspecting and cleaning fuel system components, including the fuel tap.

APPENDIX

PRE-TRIAL CHECK POINTS

A comprehensive list of essential checks before operating the motorcycle.

AFTER-TRIAL CHECK POINTS

Checks to perform after riding to ensure continued operation.

STORAGE

Procedures for preparing the motorcycle for long-term storage.

CLEANING

Precautions and steps for washing the motorcycle safely.

APPENDIX

TROUBLESHOOTING GUIDE

Guide for diagnosing and resolving common engine starting and stopping problems.

APPENDIX

SPECIAL TOOLS

A list of specialized tools required for maintenance and repair.

APPENDIX

PERIODIC MAINTENANCE

A schedule of routine maintenance tasks based on mileage intervals.

Summary

Foreword

SPECIFICATIONS

Dimensions

Technical specifications for vehicle size and weight.

Engine

Engine type, bore, stroke, compression, power, and torque specifications.

Transmission

Transmission type, gear ratios, clutch, and oil capacity details.

Frame

Frame type, steering geometry, and tire specifications.

Brakes

Brake system type and internal diameter specifications.

Engine Performance Curves

GENERAL INFORMATION

LOCATION OF PARTS

Identification of major motorcycle components with numbered diagrams.

GENERAL INFORMATION

SERIAL NUMBER LOCATIONS

Location and importance of frame and engine serial numbers.

FUEL

Information on the Kawasaki Superlube fuel system and fuel type.

ENGINE OIL

Engine oil type, checking level, and adding procedures.

TRANSMISSION OIL

Importance of proper transmission oil level and maintenance for longevity.

GENERAL INFORMATION

Oil Change

Step-by-step procedure for changing transmission oil.

TRANSMISSION

Description of the 5-speed transmission and shift pattern.

KICKSTARTER

How to start the engine using the kickstarter mechanism.

IGNITION SWITCH

Operation and positions of the 3-position ignition switch.

GENERAL INFORMATION

DIMMER SWITCH

Operation of the dimmer switch for selecting head/tail light beams.

ENGINE STOP SWITCH

Function and operation of the engine stop switch.

FUEL TAP

Positions and usage of the fuel tap (OFF, ON, Reserve).

STARTING THE ENGINE

Step-by-step procedure for starting the engine, including choke use.

STOPPING THE ENGINE

Procedure for safely stopping the engine and fuel tap.

GENERAL INFORMATION

BREAK-IN

Guidelines for the critical initial 1,600 km break-in period.

CHAIN OIL TANK

Location and function of the chain oil tank for lubrication.

TOOL KIT

Listing of tools included in the standard motorcycle tool kit.

INSPECTION AND ADJUSTMENT

CLUTCH

Adjusting clutch lever play and the clutch release mechanism.

THROTTLE GRIP

Adjusting throttle grip play and cable slack for responsiveness.

INSPECTION AND ADJUSTMENT

CARBURETOR

Adjusting the carburetor cable for proper throttle valve and oil pump response.

Idle Speed Adjustment

Procedure for setting the engine's idle speed correctly.

INSPECTION AND ADJUSTMENT

OIL PUMP CABLE

Adjusting the oil pump cable to ensure correct oil flow.

IGNITION TIMING

Procedure for checking and adjusting ignition timing using timing marks.

INSPECTION AND ADJUSTMENT

SPARK PLUG

Checking spark plug gap, condition, and selecting the correct heat range.

AIR CLEANER

Cleaning and maintaining the air cleaner element to ensure proper air intake.

STEERING

Checking and adjusting steering for free movement and absence of play.

INSPECTION AND ADJUSTMENT

DRIVE CHAIN

Adjusting drive chain tension and ensuring wheel alignment.

INSPECTION AND ADJUSTMENT

BRAKES

Adjusting rear brake cam lever angle and front brake lever play.

INSPECTION AND ADJUSTMENT

Rear Brake Pedal

Adjusting rear brake pedal position and checking for brake drag.

REAR BRAKE LIGHT SWITCH

Adjusting the timing of the rear brake light switch activation.

INSPECTION AND ADJUSTMENT

WHEELS

Checking spoke tightness, rim runout, and bead protectors for wheel integrity.

REAR SHOCK ABSORBERS

Adjusting rear shock absorber settings for ride comfort and performance.

FRONT FORK

Importance of front fork condition and its impact on steering stability.

INSPECTION AND ADJUSTMENT

Fork Oil Level

Checking and adjusting the front fork oil level for proper damping.

Oil Change

Procedure for draining and refilling front fork oil.

GENERAL LUBRICATION

LUBRICATION BEFORE AND AFTER EACH EVENT

Lubrication points recommended before and after riding events.

Drive Chain

Proper lubrication of the drive chain with oil or grease.

GENERAL LUBRICATION

LUBRICATION BEFORE AND AFTER TRIAL

Additional lubrication tasks recommended before and after trials.

Throttle Grip

Lubricating the throttle grip and its associated cable.

Clutch, Brake, Throttle Cable

Lubricating various control cables for smooth operation.

Speedometer Cable

Lubricating the speedometer inner cable for accurate reading.

Brake Camshafts

Lubricating brake camshafts, anchor pins, and spring ends.

GENERAL LUBRICATION

Speedometer Gear Housing

Lubricating the speedometer gear housing and pinion.

LUBRICATION AFTER 6 TRIALS

Specific lubrication requirements after completing six trials.

Disassembly

ENGINE

Procedures for disassembling various engine components.

Disassembly

Kickstarter

Exploded view and parts list for the kickstarter assembly.

Clutch

Exploded view and parts list for the clutch assembly.

Disassembly

External Shift Mechanism

Detailed steps for disassembling the external shift mechanism.

Engine Sprocket

Procedure for removing the engine sprocket from the drive shaft.

Disassembly

Transmission

Step-by-step instructions for removing transmission components.

Crankshaft

Procedures for removing the crankshaft and its associated bearings.

Assembly

General guidelines for pressing in oil seals and bearings during assembly.

Disassembly

Shift Drum, Drive Shaft, Output Shaft

Assembling the shift drum, drive shaft, and output shaft assemblies.

Crankshaft

Installing the crankshaft into the crankcase using a press.

Disassembly

Output Shaft Gears

Identifying and assembling output shaft gears based on size.

Drive Shaft Gears

Identifying and assembling drive shaft gears based on size.

Disassembly

Engine Sprocket

Installing the engine sprocket, splined washer, and nut.

Magneto Stator

Installing the magneto stator and aligning timing marks.

Magneto Flywheel

Installing the magneto flywheel, washer, lock washer, and nut.

Shift Drum Stopper

Replacing the shift drum stopper and related levers.

Disassembly

External Shift Mechanism Shaft

Installing the external shift mechanism shaft and pawls.

Primary Gear

Installing the primary gear, woodruff key, and related components.

Clutch

Assembling and installing the clutch assembly, including friction plates.

Disassembly

Kickstarter

Installing the kickstarter assembly, including thrust washer and spring.

Right Engine Cover

Installing the right engine cover with gasket and oil seal guide.

Oil Pump

Installing the oil pump and testing its output.

Piston

Installing the piston into the cylinder, ensuring correct orientation.

Disassembly

Piston Rings

Installing piston rings correctly, noting orientation and type.

Cylinder and Cylinder Head

Installing the cylinder, cylinder head gasket, and cylinder head.

Maintenance

CARBURETOR

Carburetor specifications, components, and adjustment considerations.

Maintenance

Mixture Trouble Symptoms

Identifying symptoms of overly rich or lean fuel/air mixtures.

Throttle ranges

How mixture is affected by throttle position and adjustments.

Maintenance

DECARBONIZATION

Procedure for removing carbon deposits from the exhaust system and engine.

CYLINDER AND PISTON

Performing engine compression measurement to assess engine health.

Maintenance

Cylinder wear

Measuring cylinder wear and determining piston/ring replacement needs.

Piston wear

Measuring piston wear and checking its diameter against service limits.

Piston ring end gap

Checking the end gap of piston rings for proper fitment.

Maintenance

CRANKSHAFT

Checking crankshaft connecting rod for bend and twist alignment.

Connecting rod big end radial clearance

Measuring the radial clearance of the connecting rod's big end.

Maintenance

CLUTCH

Checking clutch spring tension and friction plate condition for wear.

Friction plate;clutch housing clearance

Measuring clearance between clutch plates and housing fingers.

Clutch plate warp

Checking clutch plates for warp against the surface plate.

Maintenance

TRANSMISSION

Inspecting transmission shift forks and gear grooves for wear or bending.

Maintenance

Transmission gear damage

Inspecting transmission gears for tooth damage and wear.

OIL PUMP

Bleeding the oil pump and testing its output.

Maintenance

WHEELS

Measuring wheel rim runout (axial and radial) and correcting it.

BRAKES

Measuring brake drum wear to ensure proper braking effectiveness.

Maintenance

Brake shoe spring tension

Checking brake shoe spring tension to prevent brake drag.

GREASE SEALS, OIL SEALS AND BEARINGS

Inspecting and maintaining bearings, grease seals, and oil seals.

Maintenance

DRIVE CHAIN

Checking drive chain and tensioner rubber for wear.

SPROCKETS

Inspecting sprocket teeth for wear and replacing if necessary.

Maintenance

Sprocket Teeth

Measuring sprocket teeth diameter for wear.

FRONT FORK

Checking front fork spring free length for condition.

STEERING STEM BEARINGS

Lubricating steering stem bearings to prevent stiffness.

Maintenance

Grease seal deterioration, damage

Inspecting and replacing grease seals for proper function.

FUEL SYSTEM

Inspecting and cleaning fuel system components, including the fuel tap.

APPENDIX

PRE-TRIAL CHECK POINTS

A comprehensive list of essential checks before operating the motorcycle.

AFTER-TRIAL CHECK POINTS

Checks to perform after riding to ensure continued operation.

STORAGE

Procedures for preparing the motorcycle for long-term storage.

CLEANING

Precautions and steps for washing the motorcycle safely.

APPENDIX

TROUBLESHOOTING GUIDE

Guide for diagnosing and resolving common engine starting and stopping problems.

APPENDIX

SPECIAL TOOLS

A list of specialized tools required for maintenance and repair.

APPENDIX

PERIODIC MAINTENANCE

A schedule of routine maintenance tasks based on mileage intervals.

Kawasaki KT250 Specifications

General IconGeneral
Displacement246 cc
Fuel SystemCarburetor
Transmission5-speed
Final DriveChain
Front SuspensionTelescopic fork
Rear SuspensionSwingarm with dual shocks
Rear BrakeDrum
Bore x Stroke70 mm x 64 mm
Fuel Capacity10 liters

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