Mercury 30 EFI FourStroke - 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 25/30 EFI FourStroke 90-10244091 110

Mercury 30 EFI FourStroke Specifications

General

Horsepower	30 HP
Fuel System	Electronic Fuel Injection (EFI)
Starting System	Electric
Steering	Remote
Exhaust	Through Prop
Engine Type	Inline 3
Shaft Length	20 in (508 mm)
Full Throttle RPM	5000-6000

Summary

Warranty Information

Warranty Registration

Details on registering the product for warranty coverage.

Transfer of Warranty

Process for transferring the limited warranty to a new owner.

FourStroke Outboard Limited Warranty

Explains what is covered and conditions for the limited warranty.

3 Year Limited Warranty Against Corrosion

Specific warranty coverage for corrosion protection.

Warranty Coverage and Exclusions

Clarifies services not covered by warranty and general exclusions.

General Information

Boaters Responsibilities

Operator's duties for safe operation and understanding the manual.

Boat Horsepower Capacity

Guidance on matching engine to boat horsepower rating.

Lanyard Stop Switch

Explanation of the function and importance of the lanyard stop switch.

Safe Boating Suggestions

Recommendations for safe operation, including flotation and load limits.

Operation

Prestarting Check List

Essential checks before starting the outboard engine.

Engine Break-in Procedure

Instructions for breaking in the new engine for optimal performance.

Starting the Engine

Step-by-step guide for starting remote control and tiller handle models.

Gear Shifting

Procedures for shifting between forward, neutral, and reverse gears.

Maintenance

Inspection and Maintenance Schedule

Schedule of recommended inspections and maintenance tasks.

Flushing the Cooling System

Procedure for flushing cooling passages with fresh water.

Propeller Replacement

Step-by-step guide for removing and installing the propeller.

Spark Plug Inspection and Replacement

How to inspect, gap, and replace spark plugs.

Installation

Installing Outboard

Instructions for mounting the outboard onto the boat transom.

BATTERY CABLE CONNECTIONS

Proper procedures for connecting the outboard's battery cables.

Control Cable Installation

Steps for installing throttle and shift control cables.

Installing Propeller

Detailed instructions for installing a new propeller.