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Manuals
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Honda Manuals
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CB250 Nighthawk
Shop manual
Honda CB250 Shop Manual
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Also See for CB250
:
Owner's manual
(221 pages)
,
Shop manual
(180 pages)
,
Owner's manual
(88 pages)
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Table Of Contents
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Features
Frame
Contents
Technical Data
CB250 Driving Performance Curve
CB250 Engine Performance Curve
CL250 Driving Performance Curve
CL250 Engine Performance Curve
CB350 Driving Performance Curve
CB350 Engine Performance Curve
CL350 Driving Performance Curve
CL350 Engine Performance Curve
CB250/350 Dimensional Drawing
CL250/350 Dimensional Drawing
Special Tools
Engine
Sectional View of Engine
Engine Construction
Power Transmission
Lubrication
Oil Lubricating System
Dismounting the Engine
Remounting the Engine
Cam Case and Cylinder Head
Engine Disassembly
Inspection
Engine Reassembly
Camshaft Construction
Rocker Arm and Rocker Arm Pin
Rocker Arm and Rocker Arm Pin Disassembly
Rocker Arm and Rocker Arm Pin Reassembly
Valve and Valve Spring Construction
Valve and Valve Spring Disassembly
Valve and Valve Spring Reassembly
Sectional View of Valve Seat
Valve Seat Cutter
Suction Cup Lapping Tool
Cylinder Construction
Cylinder Disassembly
Cylinder Inspection
Cylinder Reassembly
Piston Description
Piston Ring Construction
Piston and Piston Ring Disassembly
Piston and Piston Ring Inspection
Dimension of Piston
Measuring the Piston Diameter
Piston Groove and Piston Ring Clearance
Piston Pin Diameter
Piston Ring and Gap
Ring Tension
Ring Width and Thickness
Piston and Piston Pin Reassembly
Rolling the Piston Ring in the Piston Groove
Manufacturer's Mark
Setting the Piston Pin Clip
Sectional View of Cam Chain
Cam Chain Tensioner and Guide Roller Construction
Tensioner and Guide Roller Disassembly
Crankcase Cover (Right) Construction
Crankcase Cover (Right) Disassembly
Tensioner and Guide Roller Reassembly
Crankcase Cover (Right) Reassembly
Oil Filter Construction
Oil Filter Reassembly
Clutch Construction
Sectional View of Clutch
Clutch Adjusting Mechanism
Oil Pump Construction
Clutch Disassembly
Clutch Inspection
Clutch Reassembly
Crankcase Cover (Left) Construction
Crankcase Cover (Left) Disassembly
Crankcase Cover (Left) Reassembly
Upper and Lower Crankcase Construction
Upper and Lower Crankcase Disassembly
Oil Separator Operation
Upper and Lower Crankcase Inspection
Upper and Lower Crankcase Reassembly
Crankshaft Construction
Crankshaft Balance
Connecting Rod Construction
Crankshaft Disassembly
Crankshaft Inspection
Crankshaft Runout Measuring
Measuring the Diametrical Clearance
Crankshaft Reassembly
Measuring the Connecting Rod Diametrical Clearance
Measuring the Connecting Side Clearance
Tightening the Bearing Cap Bolts
Kick Starter Construction
Kick Starter Disassembly
Kick Starter Inspection
Kick Starter Reassembly
Transmission
Transmission Disassembly
Transmission Inspection
Transmission Reassembly
Gear Shift Construction
Measuring the Gear Backlash
Assembling the Gears
Gear Shift Disassembly
Gear Shift Mechanism
Removing the Gear Shift Drum
Gear Shift Inspection
Gear Shift Reassembly
Measuring the Flatness of Gear Shift Fork
Measuring the Outer Diameter
Carburetor
Air Flow
Fuel Flow
Operation and Adjustment
Float System
Choke
Sectional View of Carburetor
High Speed System
Maximum Speed System
Carburetor Setting Table
Handlebar Construction
Handle Disassembly
External View of Handlebar
Removing Brake Cable
Handlebar Inspection
Removing the Handlebar
Removing the Throttle Cable
Fork Top Bridge Construction
Throttle Cable Play Adjustment
Adjusting the Front Brake
Joint the Electrical Leads
Removing the Fork Top Bridge
Component Parts of Fork Top Bridge
Top Bridge Holder Installing 8Mm Nut
Front Cushion Construction
Front Fork Assembly
Cross-Section of Front Cushion (CL250/350)
Cross-Section of Front Cushion (CB250/350)
Front Cushion Operation
Front Cushion Disassembly
Removing the Front Fender
Removing the Front Fork Assembly
Removing 44Mm Circlip
Front Cushion Inspection
Front Cushion Reassembly
Front Cushion Spring Measurement
Component Parts of Front Fork Pipe
Driving Oil Seal
Installing the Front Fork into the Steering
Steering Stem Construction
Steering Stem Disassembly
Steering Stem Inspection
Sectional View of Steering Stem
Steering Stem Reassembly
Fuel Tank Construction
Schematic View of Tank Rubber Cushion
Fuel Tank Disassembly
Fuel Tank Inspection
Fuel Tank Reassembly
Component Parts of Fuel Strainer
Frame Body Construction
Schematic View of Frame Body
Frame Body Disassembly
Frame Body Inspection
Frame Body Reassembly
Seat Construction
Seat Disassembly
Seat Inspection
Seat Reassembly
Stand, Brake Pedal and Step Bar Construction
Stand, Brake Pedal and Step Bar Disassembly
Exploded View of Stand and Brake Pedal
Stand, Brake Pedal and Step Bar Inspection
Stand, Brake Pedal and Step Bar Reassembly
Removing the Step Bar
Fixing the Main Stand with 6Mm Bolts
Muffler
Air Cleaner
Installing the Exhaust Pipe
Cross-Section of Exhaust Pipe and Nut
Air Flow in Dual Type Air Cleaner
Removing the Air Cleaner Case
Rear Fork and Rear Fender Construction
Exploded View Rear Fork and Rear Fender
Rear Fork and Rear Fender Disassembly
Rear Fork and Rear Fender Inspection
Twist Measurement of Rear Fork
Removing the Rear Fork
Rear Cushion Construction
Sectional View of Rear Cushion
Cross-Section of the Rear Fork Pivot Portion
Feature and Performance
Rear Cushion Adjustment
Removing the Rear Cushion Assembly
Disassembling Rear Cushion
Component Parts of Rear Cushion
Assembling Rear Cushion
Check of Cushion
Mounting Bolts and Nuts of Rear Cushion
Front Wheel Construction
Front Wheel Disassembly
Removing the Brake Stopper Arm
Removing the Front Wheel Axle
Removing the Oil Seal
Removing the Front Brake Shoe
Front Wheel Reassembly
Checking the Front Wheel Rim for Runout
Checking the Front Axle for Bend
Installing the Tire
Tapping Around the Tire
Driving the Bearing
Installing the Brake Arm
Valve Angle
Rear Wheel Construction
Cross-Section of Rear Wheel
Rear Wheel Disassembly
Removing the Drive Chain Joint
Removing the Final Driven Sprocket
Removing the Bearing Retainer
Removing the Rear Brake Shoe
Removing the Rear Wheel Tire
Checking the Front Wheel Rin for Runout
Checking the Rear Axle for Bend
Measuring the Outside of the Rear Brake Shoe
Inspection the Inside of Tire
Rear Wheel Reassembly
Installing the Bearing
Assembling the Final Driven Sprocket
Installing the Brake Shoe
Setting the Chain Clip
Rear Brake Pedal Play
Adjusting the Rear Brake
Adjusting Slack of Drive Chain
Electrical Parts
Electrical Equipment
Power Supply System
Ignition Circuit
Sectional View of Ignition Coil
Ignition System View
Spark Characteristics
Vertical Type Electrode Space
Spark Advancer
60 Degree Type Electrode Space
Contact Breaker
Spark Advancer Mechanism
Spark Advancer Characteristics
Condenser
Spark Plug
Cross-Section of Spark Plug
Electrode Construction
Insulator Construction
Spark Plug Thermal Characteristics
Spark Plug Reach
Heat Dissipation
Comparison of Hear Characteristics
Noise Suppressor
Power Circuit
A.C. Generator
Current Limiter
Pointless Regulator
Pointless Regulator Characteristics
A.C. Generator Capacity for the Honda 250/350
Pointless Regulator Circuit Diagram
A.C. Generator Battery Changing Characteristics
Selenium Rectifier
Selenium Rectifier Stuck
Construction of Selenium Rectifier
Selenium Symbol
Battery
Battery Construction
Battery Charging Procedure
Measuring the Specific Gravity
Specific Gravity and Residual Capacity Chart
Series Connection for Multiple Charging
Preventative Maintenance
Vacuum Sealed Dry Charged Battery
Comparison of Performances
Care During Storage
Instruction before Use
Aluminum Foil Packing Tight on the Battery
Aluminum Foil Packing Loose on the Battery
Electric Starter
Starting Circuit
Starting Motor
Starting Motor Characteristics
Starter Reduction
Starter Circuit Diagram
Starting Motor Reduction Gear Components
Electric Starter Removal
Electric Starter Servicing
Starting Clutch
Sectional View of Commutator
Commutator Correction
Starter Solenoid Switch
Starter Solenoid Switch with the Cover Opened
Safety Devices
Horn
Horn Construction
Horn Servicing
Tail-Stoplight
Cross-Section of Tail/Stop Light
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Owner's Manual
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Table of Contents
Troubleshooting
Battery Trouble Shooting And Corrective Action
154
Trouble Shooting
175
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This manual is also suitable for:
Cl250
Cb350
Cl350
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