Table of Contents
Advertisement
Advertisement
Chapters
Table of Contents
Related Manuals for Honda CRF150RB 2020
Summarization of Contents
IMPORTANT NOTICES
FOR COMPETITION USE ONLY
This motorcycle is designed for closed-course competition use only and does not conform to Federal Motor Vehicle Safety Standards.
FOR EXPERIENCED RIDERS, NO PASSENGERS
This motorcycle is designed as an operator-only vehicle for experienced riders only; seating does not safely permit a passenger.
A Few Words About Safety
Safety Messages
Manual sections and messages preceded by alert symbols and signal words (DANGER, WARNING, CAUTION) are important.
Motorcycle Safety
Important Safety Information
Key precautions for safe riding, including knowing your CRF and respecting your limits.
Accessories & Modifications
Warning that non-Honda accessories or modifications can impair handling and safety.
Safety Labels
Instruction to read and not remove safety labels; contact dealer for replacements.
Operating Controls
Operation Component Locations
Diagrams identifying the location of the motorcycle's basic controls.
Before Riding
Are You Ready to Ride?
Ensuring personal readiness including physical and mental condition, and proper gear.
Is Your Motorcycle Ready to Ride?
Importance of inspecting the CRF and correcting problems before each ride.
Pre-ride Inspection
Detailed checklist of items to inspect before each ride for safety.
Basic Operating Instructions
Safe Riding Precautions
Warning about operating the engine in enclosed areas due to carbon monoxide.
Starting & Stopping the Engine
Procedures for starting and stopping the engine, including cold and warm starts.
Shifting Gears
Instructions on how to shift gears smoothly and avoid transmission damage.
Break-in Guidelines
Recommendations for breaking in the CRF for future reliability and performance.
Servicing Your Honda
The Importance of Maintenance
Maintenance is essential for safety, performance, and investment protection.
Maintenance Safety
Crucial safety precautions to follow when performing maintenance tasks.
Maintenance Schedule
Lists items for regular inspection and service, with intervals expressed in races or hours.
Service Procedures
Step-by-step instructions for specific maintenance tasks like fluids, engine, and chassis.
Fuel System
Fuel Recommendation
Recommends unleaded gasoline with a pump octane number of 91 or higher.
Fuel Filter
Instructions on how to service the fuel filter to ensure proper fuel flow to the carburetor.
Engine Oil
Oil Recommendation
Specifies API classification, viscosity, and suggested oil for the engine.
Changing Engine Oil & Filter
Detailed steps for draining and replacing the engine oil and filter.
Transmission Oil
Oil Recommendation
Specifies oil type and viscosity for the transmission and clutch.
Replacing Transmission Oil
Step-by-step instructions for draining and refilling the transmission oil.
Coolant
Coolant Recommendation
Recommends high-quality ethylene glycol antifreeze for aluminum engines.
Checking & Adding Coolant
Procedure to check and add coolant to the radiator, with capacity information.
Air Cleaner
Cleaning
Instructions for cleaning and oiling the air cleaner element for optimal engine performance.
Crankcase Breather
Draining
Procedure for draining deposits from the crankcase breather tube.
Throttle
Throttle Freeplay
Inspection and adjustment of throttle grip freeplay for smooth operation.
Throttle Inspection
Checking throttle assembly positioning, rotation, and cable condition.
Engine Idle Speed
Idle Speed Adjustment
Procedure for adjusting the engine idle speed to the recommended RPM.
Clutch System
Clutch Lever Freeplay
Inspection and adjustment of clutch lever freeplay to prevent premature clutch wear.
Cable End Adjustment
Minor adjustments to clutch lever freeplay using the cable end adjuster.
Hot Start Lever
Hot Start Lever Freeplay
Inspection and adjustment of hot start lever freeplay.
Adjustment
Procedure for adjusting hot start lever freeplay using the cable adjuster.
Spark Plug
Spark Plug Recommendation
Recommended spark plug types for racing conditions.
Spark Plug Inspection & Replacement
Steps for checking electrodes, gap, and replacing the spark plug.
Valve Clearance
Cylinder Head Cover Removal
Procedure for removing the cylinder head cover to access valve clearance.
Valve Clearance Inspection
Measuring intake and exhaust valve clearance using a feeler gauge.
Shim Selection
Calculating and selecting the correct shim thickness for valve clearance adjustment.
Piston/Piston Rings/Piston Pin
Cylinder Removal
Step-by-step instructions for removing the cylinder.
Piston Ring Installation
Instructions for installing piston rings, including spacing and oil application.
Suspension
Front Suspension Inspection
Checking fork protectors, dust seals, oil leakage, and wear rings.
Rear Suspension Inspection
Inspecting the rear shock absorber for shaft or oil leaks and swingarm bearing wear.
Fork Oil Change
Procedure for draining and refilling the fork oil, including oil level measurement.
Brakes
Front Brake Lever Adjustment
Adjusting the front brake lever freeplay for proper engagement.
Brake Pad Wear
Instructions for inspecting front and rear brake pads for wear.
Wheels
Wheel Rims & Spokes
Inspection of wheel rims and spokes for damage and spoke tension.
Tires & Tubes
Air Pressure
Checking cold tire pressures for proper handling, tread life, and comfort.
Tire Replacement
Guidance on selecting and replacing tires for optimal performance and safety.
Drive Chain
Adjustment
Procedure for adjusting drive chain slack and rear axle nut.
Removal, Cleaning & Replacement
Instructions for removing, cleaning, lubricating, and replacing the drive chain.
Exhaust Pipe/Muffler
Muffler Installation
Steps for installing the muffler, including gasket and clamp.
Additional Maintenance Procedures
Nuts, Bolts, Fasteners
Torque specifications for various engine and frame nuts, bolts, and fasteners.
Appearance Care
Washing Your Motorcycle with a Mild Detergent
Recommended procedure for washing the CRF to maintain its appearance.
Adjustments for Competition
Front Suspension Adjustments
Detailed steps for adjusting front suspension air pressure, oil level, and damping.
Rear Suspension Adjustments
Adjusting rear suspension spring pre-load, damping, and race sag.
Suspension Adjustments for Track Conditions
Recommendations for adjusting suspension based on track surface conditions.
Carburetor Adjustments & Tuning Tips
Carburetor Removal
Steps for removing the carburetor for adjustment or cleaning.
Spark Plug Reading
How to read spark plug color for engine condition and jetting analysis.
Chassis Adjustments
Gearing
How changing gearing affects power delivery and track performance.
Personal Fit Adjustments
Suggestions for adjusting controls and handlebar for comfort and responsiveness.
Tips
Transporting Your Motorcycle
Guidelines for safely transporting the motorcycle using trucks or trailers.
Storing Your Honda
Procedures for preparing and storing the Honda for extended periods.
Technical Information
Specifications
Detailed specifications for CRF150R and CRF150RB models.
Torque Specifications
Table of torque specifications for engine and frame fasteners.
Spare Parts & Equipment
Lists of recommended spare parts, general tools, special tools, and chemical products.
Consumer Information
Authorized Manuals
Information on obtaining the Service Manual and other Honda publications.
Your Honda Dealer
Information on utilizing dealer services for maintenance, repairs, and parts.
Need help?
Do you have a question about the CRF150RB 2020 and is the answer not in the manual?
Questions and answers