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Yamaha 140B User Manual

Yamaha 140B
122 pages
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60H-28199-E1
E115A
115B
140B
150A
L150A
175A
200A
L200A
OWNER’S MANUAL
60H-9-E1 Hyoshi 4/9/02 1:09 PM Page 1 (2,1)

Table of Contents

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Yamaha 140B Specifications

General IconGeneral
Horsepower140 hp
Starting SystemElectric
Shaft Length20"
Cooling SystemWater Cooled
Max Power Output5500 rpm

Summary

Chapter 1 General Information

Identification Numbers

Details on serial numbers, key numbers, and labels for engine identification.

Labels and Emission Control

Information regarding EC, EPA labels, and emission control standards.

Safety Information

Crucial safety precautions for operating the outboard motor and boat.

Fueling and Oil

Guidelines for safe refueling, including gasoline and engine oil recommendations.

Battery and Propeller Selection

Specifications for the correct battery and guidance on choosing the appropriate propeller.

Start-In-Gear Protection

Explanation of the safety feature that prevents engine start in gear.

Chapter 2 Basic Components

Main Components Overview

Diagrams and labels identifying the key external parts of the outboard motor.

Fuel System Components

Description of the portable fuel tank, its cap, and hose joint.

Engine Controls

Details on operating the gear shift lever, stop switch, choke knob, main switch, and tiller handle.

Remote Control System

Explanation of side mount and binnacle mount remote control boxes, including levers and switches.

Instrumentation and Adjustments

Information on tachometers, trim meters, trim tabs, angle rods, and friction adjustments.

Warning System

Description of the overheat warning device and its activation indicators.

Chapter 3 Operation

Installation and Mounting

Guidelines for correctly installing and mounting the outboard motor onto the boat transom.

Engine Break-In and Pre-Operation

Instructions for engine break-in and essential pre-operation checks.

Fueling and Starting Engine

Procedures for filling the fuel tank, mixing oil, and starting the engine.

Operating the Motor

Guidance on shifting, stopping the engine, and understanding basic controls.

Trimming and Tilting

How to adjust the outboard motor's trim angle and tilt position for optimal performance.

Cruising Conditions

Advice for operating the outboard motor in salt water and turbid water conditions.

Chapter 4 Maintenance

Specifications

Technical specifications for various models, including dimensions, performance, and engine details.

Transporting and Storing Motor

Proper procedures for trailering and long-term storage of the outboard motor.

Periodic Maintenance

Overview of regular maintenance tasks and a schedule for upkeep.

Spark Plug and Fuel System

Maintenance for spark plugs and checks for the fuel system integrity.

Engine and Propeller Maintenance

Checks for engine operation, propeller condition, and gear oil.

Battery and Exterior Care

Procedures for battery maintenance and cleaning the outboard motor's exterior.

Chapter 5 Trouble Recovery

Troubleshooting Guide

A guide to diagnosing and resolving common engine problems, including starting and power issues.

Emergency Actions Overview

Temporary measures to take in critical situations like impact damage or engine failure.

Impact Damage Response

Steps to follow if the outboard motor is damaged by collision.

Engine Starting Problems

Troubleshooting steps for when the starter mechanism or engine fails to operate.

Trim/Tilt Malfunctions

Procedures for manually tilting the engine if the power trim/tilt system fails.

Submerged Motor Procedure

Actions to take to minimize engine damage if the outboard motor is submerged.

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