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Yamaha YFM90RY User Manual

Yamaha YFM90RY
127 pages
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This A
43D-F8199-10
OWNER’S MANUAL
LIT-11626-22-13
This ATV should not be ridden by anyone under 12 years of age.
WARNING
READ THIS MANUAL CAREFULLY!
It contains important safety information.
YFM90RY

Table of Contents

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Yamaha YFM90RY Specifications

General IconGeneral
BrandYamaha
ModelYFM90RY
CategoryOffroad Vehicle
LanguageEnglish

Summary

INTRODUCTION

AN IMPORTANT SAFETY MESSAGE

Key safety instructions and warnings for ATV operation.

AN IMPORTANT NOTE TO PARENTS

Guidance for parents on supervising children riding the ATV.

SAFETY INFORMATION

General Riding Safety

Essential safety rules covering training, speed, stunts, terrain, and hills.

Protective Gear Requirements

Mandatory use of helmets, eye protection, and protective clothing.

DESCRIPTION OF ATV COMPONENTS

Left View Components

Visual identification of ATV parts from the left side.

Right View Components

Visual identification of ATV parts from the right side.

INSTRUMENT AND CONTROL FUNCTIONS

Handlebar Controls

Explains handlebar levers, throttle, switches, and choke operation.

Starting System Controls

Details on the main switch, engine stop switch, and start switch.

Speed Limiter Adjustments

Information on adjusting vehicle and engine speed limiters.

OPERATION GUIDELINES

Starting the ATV Engine

Step-by-step instructions for starting the engine, cold and warm.

Engine Break-In Procedure

Guidelines for breaking in the new ATV engine for optimal performance.

Riding Techniques

General instructions for safe ATV riding, including terrain and maneuvers.

PERIODIC MAINTENANCE AND REPAIR

Maintenance Schedule Overview

Chart for periodic maintenance tasks for emission control systems.

General Maintenance Checks

Routine checks and lubrication for various ATV components.

Spark Plug Inspection

Procedure for checking the spark plug to assess engine health.

SPECIFICATIONS

Engine and Vehicle Specifications

Technical details on engine, dimensions, weight, and tires.

Fluid and Tire Specifications

Details on oil, fuel, tire pressure, and brake fluid.

CONSUMER INFORMATION AND WARRANTY

Identification Numbers and Model Label

Recording key, vehicle, and model identification for parts and reference.

ATV Limited Warranty Details

Comprehensive information on the ATV limited warranty, exclusions, and responsibilities.

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