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Thank You
for your purchase of one of the finest outboards available. You
have made a sound investment in boating pleasure. Your
outboard has been manufactured by Mercury Marine, a world
leader in marine technology and outboard manufacturing
since 1939. These years of experience have been committed
to the goal of producing the finest quality products. This led to
Mercury Marine's reputation for strict quality control,
excellence, durability, lasting performance and being the best
at providing after the sale support.
Please read this manual carefully before operating your
outboard. This manual has been prepared to assist you in the
operation, safe use and care of your outboard.
All of us at Mercury Marine took pride in building your outboard
and wish you many years of happy and safe boating.
Again, thank you for your confidence in Mercury Marine.
EPA Emissions Regulations
Outboards sold by Mercury Marine in the United States are
certified to the United States Environmental Protection
Agency as conforming to the requirements of the regulations
for the control of air pollution from new outboard motors. This
certification is contingent on certain adjustments being set to
factory standards. For this reason, the factory procedure for
servicing the product must be strictly followed and, wherever
practicable, returned to the original intent of the design.
Maintenance, replacement, or repair of the emission
control devices and systems may be performed by any
marine engine repair establishment or individual.
Engines are labeled with an Emission Control Information
decal as permanent evidence of EPA certification.
The engine exhaust from this product contains chemicals
known to the state of California to cause cancer, birth defects
or other reproductive harm.
WARNING
!
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Summarization of Contents

Safety of Machinery Directive
Principles of safety integration
Details principles for safety integration as per directive standards.
Noise and Vibration Standards
Specifies noise and vibration standards relevant to the outboard engine.
Warranty Information
Transfer of Warranty
Outlines how to transfer the limited warranty to a subsequent purchaser.
Warranty Registration Process
Details the process for registering the warranty in the US/Canada and internationally.
Outboard Limited Warranties
Covers specific limited warranty terms for different regions and corrosion protection.
Warranty Coverage and Exclusions
Explains what is covered and not covered by the warranty.
General Information
Boater's Responsibilities
Outlines the operator's duties for safe operation and awareness.
Pre-Operation Checks and Safety
Provides essential pre-operation checks and safety advice.
Boat Capacity and Safety Devices
Advises on respecting boat capacity and using safety devices like lanyard stops.
Operational Safety Topics
Covers protecting people in water, exhaust emissions, and safe boating suggestions.
Installation
Installing Outboard Motor
Guides on mounting the outboard motor onto the boat's transom.
Remote Control and Battery Installation
Details installing remote controls and the marine battery.
Propeller Selection
Guides on choosing the correct propeller for optimal performance.
Transporting
Motor Removal and Handling
Steps for safely removing, carrying, and storing the outboard motor.
Boat and Outboard Trailering
Advice on properly securing the boat and outboard for trailering.
Portable Fuel Tank Transport
Safety instructions for transporting portable fuel tanks.
Fuel and Oil
Fuel Recommendations and Alcohol Content
Specifies suitable gasoline types and warns about alcohol content effects.
Oil Recommendation and Mixing
Recommends correct oil and provides fuel/oil mixing ratios.
Features & Controls
Remote Control Operation
Describes the functions of the remote control handle and levers.
Tilt and Shallow Water Operation
Explains tilt adjustment and safe operation in shallow water.
Trim and Steering Adjustments
Details adjusting trim angle and steering friction for optimal control.
Operation
Pre-Starting Procedures
Essential checks, instructions, and warnings before starting the engine.
Engine Operation Conditions
Covers operating in freezing temps, saltwater, high elevations, and as auxiliary.
Engine Break-in and Warming Up
Details critical break-in steps and engine warm-up procedures.
Starting and Shifting Gears
Provides instructions for starting the engine and correct gear shifting.
Stopping and Emergency Starting
Outlines engine shutdown and emergency starting procedures.
Maintenance
Routine Inspection and Maintenance Schedule
Lists routine checks and maintenance tasks for overall care.
System Maintenance Procedures
Covers cooling system flushing, fuel system, and spark plugs.
Component Maintenance and Lubrication
Details changing gear oil, propeller replacement, and lubrication points.
Storage
Storage Preparation and Protection
Procedures for preparing the outboard for storage, protecting internal and external components.
Battery Storage
Instructions for storing the boat battery safely during off-season.
Troubleshooting
Starting Issues
Lists causes for starter motor not cranking and engine not starting.
Engine and Performance Problems
Discusses causes for erratic engine running and performance loss.
Battery Charge Issues
Outlines possible causes for the battery not retaining its charge.
Owner Service Assistance
Service and Parts Assistance
Guidance on obtaining service, parts, and contacting support offices.
Accessories
Propeller Selection Table
A table to help select the correct propeller based on boat type and engine RPM.
Wiring Diagrams
Outboard Model Wiring Diagrams
Wiring diagrams for 9.9/15/18, EH, and E models.
Remote Control and Wire Codes
Wiring diagram for single remote control box and wire color code abbreviations.

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