Mercury 225 User Manual

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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.
!
WARNING
The engine exhaust from this product contains chemicals
known to the state of California to cause cancer, birth
defects or other reproductive harm.
© 2012 Mercury Marine 200/225/250 Pro XS OptiMax 90-8M0050073 710

Mercury 225 Specifications

General

Fuel Induction System	Electronic Fuel Injection (EFI)
Horsepower	225 HP
Steering	Hydraulic Steering
Shaft Length	20"
Starting	Electric Start
Cylinders	V6

Summary

Thank You and EPA Emissions Regulations

EPA Emissions Regulations

Outboards certified to EPA regulations for air pollution control.

Mercury Marine Warranty Details

Outboard Limited Warranty Details

Covers defects in material and workmanship for a specified period.

Warranty Coverage and Exclusions

Clarifies what is covered and what is not covered by the warranty.

General Operation and Safety Guidelines

Pre-Operation Checks and Safety

Essential checks and safety alerts before operating the outboard.

Lanyard Stop Switch Operation

Function and importance of the lanyard stop switch for safety.

Engine Break-in Procedures

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

Maintenance and Troubleshooting Guide

Maintenance Schedule and Intervals

Recommended inspection and maintenance intervals for optimal performance.

Fuel System Service and Inspection

Procedures for servicing and inspecting the fuel system components.

Troubleshooting: Engine Won't Start

Common causes and solutions for an engine that fails to start.

Outboard Installation and Service Assistance

Outboard Installation Guidelines

Guidelines and specifications for installing the outboard engine.

Transom Mounting Hardware and Torque

Instructions for securely mounting the outboard to the boat transom.

Authorized Dealer Service Information

Information on seeking service from authorized dealers for engine care.