Mercury 135 Optimax User Manual

i
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 - Optimax
Manufacturer:
Mercury Marine
W6250 Pioneer Road P.O. Box 1939
Fond du Lac, WI 54935-1939 USA ,
Authorized Representative:
Marine Power Europe, Inc.
Parc Industriel de Petit-Rechain
B-2800 Verviers - Belgium,
If the CE mark is accompanied by a notified body number, the following Recreational Craft
Directive applies:
Recreational Craft Directive: 2003/44/EC amending 94/25/EC
Applicable Requirement Standards Applied
Owner's manual (A.2.5) EN ISO 10240:2004
Handling characteristics (A.4) EN ISO 8665:1995
Outboard engines starting (A.5.1.4) EN ISO 11547:1995
General steering system (A.5.4.1) ABYC P-17; EN ISO 10592:1995
Exhaust emission requirements (B.2) EN ISO 8178-1: 1996
Owner's manual (B.4) EN ISO 8665:1995
Noise emission levels (C.1) EN ISO 14509:2000
Module used for exhaust emission assessment: Module H; Certification No. RCD-H-2
Module used for noise emission assessment: Module H; Certification No. RCD-H-2
Name of Notified Body for exhaust emission assessment and noise emission assessment:
Det Norske Veritas AS
Veritasveien 1
1322 Hovik
Norway
Notified Body Number: 0575
Engine type: Outboard Fuel type: Gasoline
Combustion cycle: 2
stroke, direct injection
Brands: Mercury,
Mariner
Engine Family Manufacture Location Horsepower
Starting Serial
Number
Module H Noise
and Exhaust
Certificate
© 2007 Mercury Marine 135/150/175 OptiMax 90-10199080 407

Mercury 135 Optimax Specifications

General

Starting	Electric
Exhaust	Through Prop
Horsepower	135 HP
Fuel Induction System	Direct Fuel Injection
Alternator Amp	60 Amp
Shaft Length	20", 25"
Full Throttle RPM	5250-5750
Steering	Hydraulic

Summary

Warranty Information

Optimax Outboard Limited Warranty United States, Canada, Europe, Confederation of Independent States, Middle-East and Africa

Details of the limited warranty coverage and duration.

3 Year Limited Warranty Against Corrosion

Warranty Coverage And Exclusions

Explains what is covered and not covered by the warranty.

General Information

Protecting People In The Water

Impact With Underwater Hazards

135/150/175 OptiMax Specifications

Technical specifications for specific OptiMax models.

Operation

Pre-Starting Check List

Essential checks before starting the engine.

Engine Break-in Procedure

Critical steps for breaking in a new engine for longevity.

Starting The Engine

Step-by-step guide to starting the outboard engine.

Maintenance

Inspection And Maintenance Schedule

Schedule of routine checks and maintenance tasks.

Fuel System

Propeller Replacement

Step-by-step guide for replacing the outboard propeller.

Spark Plug Inspection And Replacement

How to inspect, gap, and replace spark plugs.

Lubrication Points

Gearcase Lubrication

Procedures for draining, refilling, and checking gearcase lubricant.

Storage

Storage Preparation

Steps to prepare the outboard for long-term storage.

FUEL SYSTEM

Troubleshooting

Starter Motor Will Not Crank the Engine

Possible causes and solutions for a non-cranking starter.

Engine Will Not Start

Common reasons why the engine fails to start.

Performance Loss

Outboard Installation

Boat Horsepower Capacity

Lifting the Outboard

Fastening the Outboard to the Transom

BATTERY CABLE CONNECTIONS

Shift and Throttle Cable

Filling the Fuel System

PRIMING THE OIL INJECTION PUMP

Propeller Installation