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Baja motorsports DR125 User Manual

Baja motorsports DR125
39 pages
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DR125/DR150 Dirt Bike
Read this manual carefully. It contains important safety information.
Always wear a helmet; It could save your Life!
Please obtain, review, and follow the municipal, provincial and government
acts and regulations pertaining to owning and operating an off-road vehicle.
No one under the age of 16 should operate this Dirtbike without adult
supervision. Parents should consider child’s age, size, maturity and ability
before allowing to ride.
Rev. D (US)
031109
OWNER’S MANUAL
Max. Weight Limit: 250lbs. (113kg)

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Baja motorsports DR125 Specifications

General IconGeneral
Engine TypeSingle Cylinder
Displacement124cc
Bore x Stroke56.5mm x 49.5mm
Compression Ratio9.0:1
IgnitionCDI
Final DriveChain
Front BrakeDisc
Rear BrakeDrum
Engine4-stroke
Starting SystemElectric Start
Front SuspensionTelescopic fork

Summary

Owner's Manual Introduction

Essential Safety Information

Key safety guidelines and restrictions for operating the dirt bike, including age and weight limits.

Warranty and Customer Support

Product Warranty Details

Details the 90-day warranty coverage, exclusions, and void conditions for the dirt bike.

Safe Operation Guidelines

Pre-Operation Checks

Requirement for a pre-operation check to ensure safety and prevent damage.

Key Driving Rules

Key rules for safe driving, including spacing, passenger policy, speed, and terrain.

Pre-Ride Checklist Items

Engine Oil Level Check

Procedure for checking engine oil level, ensuring no leaks and topping up if necessary.

Essential Safety Gear

Helmet Requirements

Emphasizes the critical importance of a DOT approved, properly fitting motorcycle helmet.

Protective Clothing and Eye Protection

Details necessary protective clothing and eye protection for safe riding.

Fuel System Operations

Fuel Valve Positions Explained

Understanding the different positions of the fuel valve (ON, OFF, RESERVE) and their effects.

Engine Starting and Stopping

Pre-Start Engine Checks

Essential checks before starting the engine, including oil level, gear, and fuel.

Cold Engine Start Procedure

Step-by-step guide for starting the engine when cold, including choke and throttle use.

Engine Break-In Guidelines

Break-in Period Recommendations

Instructions for the initial 600 miles of operation, including speed limits and warm-up procedures.

Gear Shifting and Driving Practices

Gear Shifting Sequence

Guide to the gear shifting sequence and proper use of the clutch lever.

Oil Level Check and Lubrication

Checking Engine Oil Level

Detailed steps for checking the engine oil level using the sight gauge and dip stick.

Engine Oil and Spark Plug Maintenance

Engine Oil Change Procedure

Procedure for changing the engine oil and cleaning the oil filter screen.

Spark Plug Maintenance

Instructions for inspecting, cleaning, and adjusting the spark plug gap.

Valve Clearance Maintenance

Air Filter Maintenance

Air Filter Cleaning and Oiling

Step-by-step guide for cleaning the air filter element, including washing and oiling.

Throttle and Carburetor Adjustments

Brake System Inspection Procedures

Front Hydraulic Disc Brake Inspection

Guidance on inspecting the front hydraulic disc brake for leaks, hose condition, and fluid level.

Rear Hydraulic Disc Brake Inspection

Guidance on inspecting the rear hydraulic disc brake for leaks, hose condition, and fluid level.

Clutch Adjustment Guide

Adjusting Clutch Lever Play

Steps to adjust the clutch lever's free play using the adjuster nut.

Drive Chain Maintenance

Troubleshooting Engine Problems

Engine Hard to Start Diagnosis

Troubleshooting steps for an engine that is hard to start, focusing on the fuel system.

Ignition and Stalling Troubleshooting

Ignition System Spark Test

Procedure for checking the ignition system by performing a spark test.

Long-Term Vehicle Storage

Post-Storage Service and Torque Specs

Scheduled Maintenance Plan

Periodic Maintenance Tasks Schedule

Detailed schedule of maintenance tasks for various components at different time and usage intervals.

Electrical System Wiring

Emission Control System Warranty

Warranty Rights, Obligations, and Coverage

Outlines the owner's rights, obligations, and coverage details for the emission control system warranty.

Warranty Limitations and Exclusions

Warranty Liability and Terms

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