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Mercury 15 FourStroke - User Manual

Mercury 15 FourStroke
128 pages
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Welcome Aboard!
Proper care and maintenance is an important part in keeping
your Mercury Product operating at peak efficiency for
maximum performance and economy. The enclosed Owner's
Registration Card is your key to trouble‑free family fun. Refer
to your Operation and Maintenance Manual for full details
of your warranty coverage.
Details of your nearest dealer can be found on
www.marinepower.com where country maps and full
contact information are displayed.
Is your engine properly registered for warranty purpose?
Please check on www.marinepower.com. If necessary,
please contact your local dealer.
Declaration of Conformity
This outboard motor's serial number plate contains in the
lower left hand corner the CE mark. This outboard motor
manufactured by Mercury Marine, Fond du Lac, Wisconsin,
USA or Marine Power Europe Inc., Park Industriel, de
Petit‑Rechain, Belgium complies with the requirements of the
following directives by meeting the associated standards, as
amended:
Recreational Craft Directive:
2003/44/EC amending 94/25/EC
Owner's manual (A.2.5) ISO 10240
Handling characteristics (A.4) ISO 8665
Outboard engine starting (A.5.1.4) ISO 11547
Fuel tanks (A.5.2.2) ISO 13591; ISO 8469
General steering system (A.5.4.1) ABYC P‑17
Exhaust emission requirements (B.
2)
ISO 8178
Owner's manual (B.4) ISO 8665
Noise emission levels (C.1) ISO 14509
The notified body responsible for EC‑Type Examination for the engine
exhaust emissions assessment under Modules B+C of Directive 2003/44/
EC and for noise emission assessment under Module Aa of Directive
2003/44/EC is:
© 2008 Mercury Marine 15/20 FourStroke 90-10252081 108

Table of Contents

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Mercury 15 FourStroke Specifications

General IconGeneral
Fuel SystemElectronic Fuel Injection (EFI)
Displacement351 cc
Starting SystemElectric
Weight45 kg (99 lbs)
Shaft Length381 mm (15 in)
SteeringTiller
Gear ShiftForward, Neutral, Reverse
ExhaustThrough Prop
Horsepower15 hp (11.2 kW)
Warranty3 Years

Summary

Declaration of Conformity

Recreational Craft Directive Compliance

Details compliance with the Recreational Craft Directive and associated standards.

Safety of Machinery Directive Compliance

Details compliance with the Safety of Machinery Directive.

Electromagnetic Compatibility Directive Compliance

Details compliance with the Electromagnetic Compatibility Directive.

Warranty Information

Transfer of Warranty

Explains the process for transferring the limited warranty to a new owner.

Warranty Registration Procedures

Details requirements for registering the product for warranty coverage in the US and abroad.

FourStroke Outboard Limited Warranty

Outlines warranty coverage for material and workmanship defects for specific regions.

3 Year Limited Warranty Against Corrosion

Covers warranty for corrosion resistance for a period of three years.

Warranty Coverage and Exclusions

Clarifies what services are covered and excluded under the limited warranty.

General Information

Boaters Responsibilities

Defines the operator's duties for safe boat and outboard operation.

Before Operating Your Outboard

Provides essential guidance before starting and operating the outboard.

Boat Safety Alerts and Warnings

Explains the meaning of DANGER, WARNING, CAUTION, and NOTICE symbols.

Boat Capacity and Operation

Covers horsepower limits, high-speed operation, and remote control setup.

Steering and Safety Devices

Details remote steering requirements and lanyard stop switch.

Water Safety and Passenger Guidance

Provides safety tips for people in the water and passenger handling.

Boating Hazards

Discusses risks associated with wave jumping and underwater obstacles.

Exhaust Emissions and Ventilation

Covers carbon monoxide awareness and ventilation practices.

Accessories and Boating Suggestions

Guidance on selecting accessories and general safe boating practices.

Recording Serial Number

Instructions on how to record the outboard's serial number for reference.

Specifications - International

Technical specifications for the 15/20 4Stroke models for international markets.

Transporting

Outboard Transport and Storage

Proper procedures for carrying, storing, and transporting the outboard.

Portable Fuel Tank Transport

Safety instructions for transporting portable fuel tanks.

Trailering Boat;Outboard

Guidance on how to properly trailer a boat with the outboard.

Fuel and Oil

Fuel Recommendations

Details recommended fuel types, octane ratings, and oxygenate usage.

Gasolines Containing Alcohol

Information on adverse effects of alcohol-based fuels on the engine.

Filling Fuel Tank

Safe procedures for filling the outboard's fuel tank.

Engine Oil Recommendations

Specifies recommended engine oil viscosity and API classifications.

Checking Engine Oil

Instructions on how to correctly check the engine oil level.

Features and Controls

Tiller Handle Features

Describes the functions and adjustments of the tiller handle.

Remote Control Features

Details the components and operation of remote control systems.

General Features

Covers general controls like steering friction adjustment.

Manual Tilt Features and Operation

Explains how to use the manual tilt lever and pin for positioning.

Power Tilt Features and Operation

Describes the operation of the power tilt system using switches.

Warning System Features and Operation

Details the low oil pressure and engine overheat warning systems.

Trim Tab Adjustment

Instructions on adjusting the trim tab to compensate for steering torque.

Operation

Pre-Starting Procedures

Covers pre-start checks, operating in different conditions, and auxiliary use.

Engine Break-in Procedure

Guidelines for breaking in the engine to ensure longevity and performance.

Starting the Engine

Step-by-step instructions for starting the engine using tiller or remote controls.

Gear Shifting

How to properly shift gears using tiller or remote controls.

Stopping the Engine

Procedures for safely stopping the engine.

Emergency Starting

Instructions for starting the engine using the emergency starter rope.

Maintenance

Outboard Care and Schedules

Importance of periodic inspections and maintenance for optimal condition.

EPA Emissions Information

Explanation of the emission certification label and its specifications.

Inspection and Maintenance Schedule

Lists checks and tasks required before, after, and at specific hour intervals.

Cooling System Maintenance

Procedures for flushing the cooling system after use in various water conditions.

Exterior and Component Care

Covers top cowl, battery inspection, and exterior finish care.

Fuel System Maintenance

Guidance on inspecting fuel lines, filters, and system safety.

Steering System Maintenance

Focuses on securing steering link rod fasteners and cable adjustments.

Corrosion Control

Information on inspecting and replacing corrosion control anodes.

Propeller Maintenance

Detailed steps for replacing the propeller and related parts.

Electrical System Maintenance

Covers fuse replacement, spark plug inspection, and timing belt inspection.

Engine Internal Maintenance

Procedures for changing engine oil and its capacity.

Lubrication Points

Identifies key lubrication points and recommended lubricants.

Gearcase Lubrication

Instructions for draining, refilling, and checking gearcase lubricant.

Power Tilt Fluid

Guidance on checking and refilling power tilt and trim fluid.

Submerged Outboard Service

Immediate service requirements for outboards that have been submerged.

Storage

Storage Preparation

Procedures to protect the outboard from rust, corrosion, and freezing.

Protecting Components

Steps for protecting external and internal engine components during storage.

Gearcase Storage

Instructions for draining and refilling the gearcase lubricant for storage.

Outboard Positioning for Storage

Recommended positions for storing the outboard to prevent damage.

Battery Storage

Guidance on storing and recharging the boat battery.

Troubleshooting

Engine Starting Issues

Diagnosing problems like starter not cranking or engine not starting.

Engine Running Issues

Troubleshooting erratic engine running and performance loss.

Battery Issues

Addressing problems related to the battery not holding charge.

Owner Service Assistance

Local Repair and Service

Advice on using authorized dealers and service away from home.

Parts and Accessories Inquiries

Information on how to inquire about replacement parts and accessories.

Mercury Marine Service Offices

Contact information for Mercury Marine service offices worldwide.

Engine Installation

Boat Horsepower and Transom Requirements

Ensuring correct horsepower and transom height for installation.

Start in Gear Protection

Importance of neutral safety switch to prevent starting in gear.

Accessory Installation

Guidance on selecting and installing genuine or approved accessories.

Lifting and Installing the Outboard

Procedures for safely lifting and mounting the outboard onto the transom.

Steering System Installation

Steps for installing steering cables and link rod fasteners.

Wiring Harness and Control Cable Installation

Connecting remote wiring harness and control cables to the engine.

Battery Installation and Connections

Procedures for mounting the battery and connecting cables.

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