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Yamaha VF115 User Manual

Yamaha VF115
104 pages
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Read this manual carefully before operating this
outboard motor.
OWNER’S MANUAL
VF115
LIT-18626-13-69
6FN-28199-36-E0
U6FN36E0.book Page 1 Tuesday, November 30, 2021 8:08 AM

Table of Contents

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Yamaha VF115 Specifications

General IconGeneral
Engine Type4-Stroke
Horsepower115 hp
Cylinders4
Displacement1832 cc
Full Throttle RPM Range5300-6300 rpm
Recommended FuelRegular Unleaded (Minimum Pump Octane 87)
Recommended Engine OilYamalube 4M
Ignition SystemTCI (Transistor Controlled Ignition)
Starting SystemElectric
Gear Ratio2.15:1
SteeringRemote
Trim MethodPower Trim & Tilt
ExhaustThrough Propeller
Fuel Induction SystemEFI (Electronic Fuel Injection)
Alternator Output35A
Shaft Length20", 25"
Dry Weight377 lb
Warranty3 years limited warranty
Bore x Stroke81.0 mm x 88.9 mm (3.19 in x 3.50 in)

Summary

Important Manual Information

To the Owner

Welcomes owner, explains manual use, symbols, and dealer contact.

Safety Information

General Motor Safety

Covers safety related to propeller, rotating parts, hot parts, electric shock, and trim/tilt.

Operational Safety Precautions

Includes fuel handling, CO, modifications, alcohol, PFDs, passengers, overloading, and collision avoidance.

Navigation Rules and Markers

Covers basic boating rules, right-of-way, signals, and navigation markers.

Specifications and Requirements

Engine Specifications

Detailed technical specs including dimensions, performance, power unit, and electrical systems.

Fuel, Oil, and Battery Requirements

Recommended fuel, octane, engine/gear oil, and battery specifications.

Installation and Propeller Selection

Guidelines for motor mounting, remote controls, and choosing the correct propeller.

Components

Outboard Motor Components Diagram

Illustrated diagram identifying major outboard motor components and their functions.

Remote Controls and Switches

Explains remote control levers, boxes, and switches for operation.

Engine Shut-Off System

Details on the engine shut-off cord, switch, and lanyard for safety.

Instruments and Indicators

Engine Monitoring Gauges

Explains tachometer, trim meter, hour meter, and speedometer functions.

Alert Indicators and Systems

Details on various alert indicators like low oil, overheat, fuel, and battery voltage.

6Y8 Multifunction Meters

Overview of the 6Y8 Multifunction tachometer and speedometer displays.

Engine Control System

Alert System Overview

General information about the engine alert system and safety precautions.

Specific Alerts and Actions

Details on overheat, low oil pressure, water separator, and engine trouble alerts.

Operation

First-Time Operation and Break-in

Initial steps, checks, and procedure for breaking in the new engine.

Pre-Start and Operation Checks

Essential checks before starting, fuel system, controls, and engine oil.

Engine Starting and Warming Up

Step-by-step guide to safely starting, warming up, and checking the engine.

Shifting, Stopping, and Trimming

Procedures for shifting gears, stopping the boat/engine, and adjusting trim angle.

Shallow Water Operation

How to operate the outboard motor in shallow water conditions.

Maintenance

Transport, Storage, and Fuel Conditioning

Procedures for transporting, storing, and conditioning fuel for extended periods.

Cooling System Flushing and Cleaning

How to flush cooling passages and clean the outboard motor exterior.

Lubrication and Spark Plug Inspection

General lubrication points and how to inspect spark plugs for engine health.

Oil and Filter Changes

Procedures for changing engine oil, filter, and gear oil.

Battery and Anode Maintenance

How to check battery, connect/disconnect, and inspect anodes.

Trouble Recovery

Troubleshooting Engine Issues

Guide to diagnosing and resolving common engine problems and alerts.

Emergency Procedures and Fuse Replacement

Actions for impact damage, fuse replacement, and handling alerts.

Water Separator Alert Procedure

Procedure for addressing the water separator alert and preventing fuel contamination.

Submerged Motor Treatment

Immediate actions and dealer inspection for submerged motors.

Consumer Information

Limited Warranty Information

Details of the limited warranty coverage for Yamaha outboard motors.

International Warranty Use

Warranty information for using Yamaha products outside the U.S.A. or Canada.

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