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Baja motorsports DR90 User Manual

Baja motorsports DR90
32 pages
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DR90/WR90 Dirt Bike
Read this manual carefully. It contains important safety information.
No one under the age of 16 should operate this dirt bike.
Always wear a helmet; It could save your Life!
Do not remove this operators manual from this vehicle.
Please obtain, review, and follow provincial / municipal government acts and
regulations pertaining to owning and operating an off-road vehicle.
OWNER’S MANUAL
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
020409
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Baja motorsports DR90 Specifications

General IconGeneral
TransmissionAutomatic
Starting SystemElectric start
Displacement90cc
Rear BrakeDrum
Tire Front19 inches

Summary

SAFE OPERATION

Rules for Safe Operation

General guidelines for safe operation, including pre-operation checks and rider courses.

SAFETY GEAR

Specifies essential protective gear such as helmets, eye protection, gloves, and appropriate clothing.

MODIFICATION OF THE VEHICLE

CAUTION

Warns against unauthorized modifications and recommends using original Baja Inc. parts.

LOCATION OF WARNING LABELS

Warning: Age Restriction

Explains that no one under 16 should operate without adult supervision.

Warning: Safe Operation Practices

Advises studying the manual, wearing protective gear, and avoiding operation under influence.

PARTS & SUBASSEMBLIES

Handlebar Components

Identifies front brake lever, throttle twist grip, and fuel tank cover on the handlebar.

PARTS & SUBASSEMBLIES

Front Section Components

Labels front shock absorber and front wheel.

Engine and Controls

Labels fuel valve, engine number, kick lever, and rear braking pedal.

Rear Section Components

Labels seat cushion, exhaust silencer, side stand, rear fork, and rear wheel.

OPERATION

FUEL VALVE

Explains the operation and positions (ON, OFF, RES) of the fuel valve.

OPERATION

ENGINE STARTING

Details procedures for starting a cold engine and stopping the engine.

SWITCHES ON RIGHT HANDLEBAR

Ignition switch

Explains the function of the ignition switch and its ON/OFF positions.

CHECK-UPS, ADJUSTMENT AND MAINTENANCE

Checking the Oil

Details how to check the engine oil level using the machine oil gauge.

Lubricating Oil Recommended

Provides a chart for selecting the correct grade of engine oil based on temperature.

CHECK-UPS, ADJUSTMENT AND MAINTENANCE

CHANGING THE OIL

Provides step-by-step instructions for draining and refilling engine oil.

CHECK-UP OF SPARK PLUG

Explains how to check, clean, or replace the spark plug and set the gap.

CHECK-UPS, ADJUSTMENT AND MAINTENANCE

CHECKING & CLEANING THE AIR FILTER

Details the procedure for removing, washing, and soaking the air filter element.

CHECK-UPS, ADJUSTMENT AND MAINTENANCE

ADJUSTING THE THROTTLE CABLE

Explains how to check and adjust the throttle cable free play.

ADJUSTING THE CARBURETOR

Describes how to adjust the idling speed using the throttle stop screw.

CHECK-UPS, ADJUSTMENT AND MAINTENANCE

VALVE INSPECTION

Specifies the required intake and exhaust valve clearance for inspection.

CHECK-UPS, ADJUSTMENT AND MAINTENANCE

FRONT HYDRAULIC DISK BRAKE INSPECTION

Details inspection points for the front brake caliper, hose, and fluid level.

CHECK-UPS, ADJUSTMENT AND MAINTENANCE

ADJUSTMENT OF REAR BRAKE

Explains how to adjust the rear brake pedal free play and when to replace brake shoes.

CHECK-UPS, ADJUSTMENT AND MAINTENANCE

ADJUSTMENT OF CHAIN

Describes how to adjust the drive chain tension and tighten the axle bolt.

DRIVE CHAIN LUBRICATION

Provides instructions on how to lubricate the drive chain.

CHECK-UPS, ADJUSTMENT AND MAINTENANCE

VEHICLE WASHING

Details procedures for cleaning the motorcycle and cautions regarding water pressure.

RESUMPTION OF SERVICE

RESUMPTION OF SERVICE

Outlines steps for bringing the vehicle back into service after a period of non-use.

MAINTENANCE ROUTINE DIAGRAM

Maintenance Codes Explanation

Explains the meaning of maintenance codes like 'I', 'C', 'R', 'A', 'L', and special service indicators.

MAINTENANCE SCHEDULE

Maintenance Frequency and Intervals

Provides a schedule detailing maintenance items, frequency, and intervals based on odometer readings.

ELECTRICAL DIAGRAM

Wiring Diagram and Color Codes

Presents the electrical wiring diagram with a key for wire color codes.

EMISSION CONTROL SYSTEM WARRANTY

YOUR WARRANTY RIGHTS AND OBLIGATIONS

Outlines the owner's rights and responsibilities regarding the emission control system warranty.

OWNER'S WARRANTY RESPONSIBILITIES

Details the owner's duty to perform maintenance and keep records.

WARRANTY COVERAGE

Specifies what the emission control system warranty covers, including design and material defects.

EMISSION CONTROL SYSTEM WARRANTY

EXCLUSIONS AND LIMITATIONS

Lists conditions and actions that are not covered by the emission control system warranty.

LIMITED LIABILITY

Defines the extent of the distributor's liability under the emission control system warranty.

EMISSION CONTROL SYSTEM WARRANTY

Warranty Disclaimer and Contact

States warranty disclaimers and provides contact information for warranty questions.

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