EasyManua.ls Logo

Mercury 75 OptiMax User Manual

Mercury 75 OptiMax
133 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
eng i
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 75/90/115/125 OptiMax 90-10208090 1209

Table of Contents

Question and Answer IconNeed help?

Do you have a question about the Mercury 75 OptiMax and is the answer not in the manual?

Mercury 75 OptiMax Specifications

General IconGeneral
Engine Type2-stroke
Displacement1526 cc
Horsepower75 hp
Alternator60 amp / 756 watt
Cylinders3
StartingElectric
Full Throttle RPM Range5000-5750 rpm
SteeringRemote
Fuel Induction System2-stage direct fuel injection
Shaft Length20"
Weight170 kg

Summary

EPA Emissions Regulations

California Emissions Warning

Warning about chemicals in engine exhaust known to cause cancer.

Warranty Information and Dealer Service

Warranty Message

Details the limited warranty coverage for the purchased product.

Mercury Premier Service

Details on Mercury's rating system for dealer service performance.

Declaration of Conformity

Declaration of Conformity OptiMax

Compliance statement for OptiMax engines with EU directives.

Engine Identification for Conformity

Lists engine families and identification numbers for conformity.

Exhaust Emissions Requirements

Details on essential requirements for exhaust emissions compliance.

Noise Emissions Requirements

Details on essential requirements for noise emissions compliance.

General Warranty Procedures

Transfer of Warranty

Procedures for transferring the limited warranty to a new owner.

Warranty Registration Process

Steps for registering your product for warranty coverage.

Warranty Coverage and Exclusions

Explains what services and damages are covered under warranty.

General Information and Safe Boating

Boater's Responsibilities

Outlines the operator's duties for safe boat and public operation.

Before Operating Your Outboard

Guide to reading the manual and understanding safe operation.

Boat Horsepower Capacity

Warning about exceeding the boat's maximum horsepower rating.

Propeller Selection

Guidance on choosing the correct propeller for optimal performance.

Lanyard Stop Switch

Explains the function and importance of the engine kill switch.

Impact with Underwater Hazards

Precautions for operating in shallow water or areas with underwater obstacles.

Transporting Your Outboard

Trailering Boat/Outboard

Instructions for safely trailering the boat and outboard.

Fuel and Oil Recommendations

Fuel Recommendations

Guidance on selecting the correct type and octane of gasoline.

Oil Recommendation

Specifies the correct type of oil for the engine.

Features and Controls Overview

Remote Control Features

Overview of the functions and operations of the remote control.

Warning System

Explains the horn signals and what they indicate.

Power Trim and Tilt

How to adjust the outboard's position for optimal performance.

Operation Procedures

Pre-Starting Check List

A list of checks to perform before starting the engine.

Engine Break-In Procedure

Steps for properly breaking in the new engine for optimal life.

Starting the Engine

Instructions on how to start the outboard engine safely.

Maintenance Schedule and Procedures

Inspection and Maintenance Schedule

Schedule of regular inspections and maintenance tasks.

Fuel System Maintenance

Information and procedures related to the fuel system.

Fuse Replacement

How to replace fuses to maintain electrical system integrity.

Corrosion Control Anode

Explanation of anodes and their role in corrosion prevention.

Storage Preparation

Storage Preparation

Procedures to protect the outboard during storage.

Fuel System Storage

How to prepare the fuel system for storage, including stabilizer.

Troubleshooting Engine Issues

Troubleshooting Engine Starting

Identifies causes and solutions for engine starting issues.

Troubleshooting Engine Performance

Discusses causes and fixes for erratic operation or performance loss.

Troubleshooting Battery Issues

Causes and solutions for the battery not holding a charge.

Owner Service Assistance

Local Repair Service

Guidance on using authorized local dealers for service.

Mercury Marine Service Offices

Contact information for Mercury Marine service centers worldwide.

Outboard Installation Guide

Important Installation Information

Crucial advice and warnings regarding outboard installation.

Boat Horsepower Capacity

Warning about matching engine to boat's horsepower rating.

Determining Recommended Outboard Mounting Height

Guide for selecting the correct mounting height for optimal performance.

Fastening the Outboard to the Transom

Steps for securely mounting the outboard to the boat's transom.

Detailed Warranty Information

Transfer of Warranty

Procedures for transferring the limited warranty to a new owner.

Warranty Registration

Steps for registering your product for warranty coverage.

Optimax Outboard Limited Warranty

Details the limited warranty for Optimax outboards in various regions.

Warranty Coverage Details

Specifies what defects in material and workmanship are covered.

Warranty Exclusions and Limitations

Warranty Claim Procedure

Steps a customer must follow to obtain warranty service.

What is Not Covered

Lists items and conditions not covered by the limited warranty.

Disclaimers and Limitations

Disclaimers on implied warranties and limitations on damages.

Corrosion Warranty Information

3 Year Limited Warranty Against Corrosion

Details the limited warranty specifically for corrosion damage.

Corrosion Warranty Coverage

Specifies what corrosion-related failures are covered.

Corrosion Warranty Exclusions

Lists exclusions for the corrosion warranty.

General Information and Safety

Boater's Responsibilities

Outlines the operator's duties for safe boat and public operation.

Before Operating Your Outboard

Guide to reading the manual and understanding safe operation.

Safety Alerts

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

Boat Operation Safety

Boat Horsepower Capacity

Warning about exceeding the boat's maximum horsepower rating.

High-Speed and High-Performance Boat Operation

Recommendations for operating high-speed or high-performance boats.

Propeller Selection Guidance

Steps and considerations for selecting the right propeller.

Lanyard Stop Switch Operation

Explains the function and importance of the engine kill switch.

Protecting People in the Water

Safety precautions when people are in or near the water.

Wave and Wake Jumping Hazards

Hazards associated with jumping waves or wakes.

Exhaust Emissions and Ventilation

Exhaust Emissions and Carbon Monoxide

Information on exhaust emissions and carbon monoxide poisoning.

Ventilation for CO Prevention

How to ensure proper ventilation to prevent CO accumulation.

Accessories and Safe Boating

Selecting Accessories for Your Outboard

Guidance on selecting and installing compatible accessories.

Safe Boating Suggestions

Recommendations for safe boating practices.

Nautical Rules and Accident Reporting

Nautical Rules and Laws

Importance of following nautical rules and boating safety courses.

Passenger Safety

Ensuring all passengers are seated safely and securely.

Reporting Boating Accidents

Requirements for reporting boating accidents to authorities.

Engine Specifications

Specifications

Technical specifications for different engine models.

Component Identification

Diagram identifying key external components of the outboard.

Fuel and Oil Systems

Fuel Recommendations

Guidance on selecting the correct type and octane of gasoline.

Gasolines Containing Alcohol

Adverse effects of alcohol in gasoline on fuel systems.

Low Permeation Fuel Hose Requirement

EPA requirement for fuel hose material in the US.

Oil Injection System

Step-by-step guide to filling the engine's oil injection system.

Features and Controls

Remote Control Features

Overview of the functions and operations of the remote control.

Warning System

Explains the horn signals and what they indicate.

Power Trim and Tilt

How to adjust the outboard's position for optimal performance.

Trim Tab Adjustment

How to adjust the trim tab to reduce steering torque.

Operation Procedures

Pre-Starting Check List

A list of checks to perform before starting the engine.

Operating in Freezing Temperatures

Procedures for operating or storing the outboard in freezing conditions.

Operating in Saltwater or Polluted Water

Recommendations for flushing and cleaning after use in saltwater.

Engine Break-In Procedure

Steps for properly breaking in the new engine for optimal life.

Starting the Engine

Instructions on how to start the outboard engine safely.

Gear Shifting

Procedures for shifting between forward, neutral, and reverse.

Maintenance Procedures

Outboard Care and Parts

Importance of upkeep and recommendation for genuine parts.

EPA Emissions Maintenance

Explanation of the emission certification label and owner responsibility.

Inspection and Maintenance Schedule

Schedule of regular inspections and maintenance tasks.

Flushing the Cooling System

Procedure for flushing the cooling system with fresh water.

Top Cowl Removal and Installation

Steps for removing and reinstalling the top engine cowl.

Spark Plug Inspection and Replacement

How to inspect and replace spark plugs.

Compressor Air Intake Filter

When and how to replace the air intake filter.

Alternator Belt Inspection

How to inspect the alternator belt for wear or damage.

Lubrication Points

Locations and types of lubricants for various engine parts.

Gearcase Lubrication

Checking for water in lubricant and examining drained lubricant.

Storage Procedures

Storage Preparation

Procedures to protect the outboard during storage.

Fuel System Storage

How to prepare the fuel system for storage, including stabilizer.

Protecting Internal Engine Components

Steps to protect internal engine parts during storage.

Battery Storage

Instructions for storing and recharging the battery.

Troubleshooting and Service Assistance

Troubleshooting Engine Starting

Identifies causes and solutions for engine starting issues.

Troubleshooting Engine Performance

Discusses causes and fixes for erratic operation or performance loss.

Troubleshooting Battery Issues

Causes and solutions for the battery not holding a charge.

Owner Service Assistance

Guidance on obtaining help from dealers and service offices.

Outboard Installation Guide

Important Installation Information

Crucial advice and warnings regarding outboard installation.

Boat Horsepower Capacity

Warning about matching engine to boat's horsepower rating.

Start in Gear Protection

Warning about starting the engine in gear.

Selecting Accessories for Your Outboard

Guidance on selecting and installing compatible accessories.

Fuel Tanks and Hoses

Considerations for fuel tank and hose installation.

Installation Specifications

Transom opening dimensions for single and dual engine installations.

Lifting the Outboard

Safety warnings and procedures for lifting the outboard.

Steering Cable Installation

Instructions for installing the steering cable.

Battery Cable Connections

How to correctly connect battery cables for a single outboard.

Dual Outboards Battery Connection

Connecting battery cables for dual outboard setups.

SmartCraft Harness Connection

Connecting the SmartCraft wiring harness to the engine.

Water Pressure Tube Connection

Connecting the water pressure tube for a gauge.

Fuel Hose Connection

How to connect the remote fuel hose to the engine fitting.

Shift Cable Installation and Adjustment

Installing and adjusting the shift cable for proper gear engagement.

Throttle Cable Installation and Adjustment

Installing and adjusting the throttle cable.

Oil Injection Set-Up

Filling the oil tank with the specified oil for the injection system.

Priming the Oil Injection Pump

Priming the oil injection pump to remove air before first start.

Trim In Pin Usage

Warning about excessive trim and installing the trim limit pin.

Related product manuals