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OWNER'S
MANUAL
M 2.5A2
3.5A2
3.5B
OB No.003-11045-6

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Summarization of Contents

General Safety Information
Safety Level Definitions
Defines the meaning of DANGER, WARNING, CAUTION, and Note indicators in the manual.
Emergency Stop Switch
Explains the function and proper use of the emergency stop switch for safety.
Safe Boat Operation
Outlines operator responsibilities and best practices for safe boating.
Servicing, Parts, and Lubricants
Recommends using authorized service, genuine parts, and specified lubricants.
Specifications
Model Specifications
Provides detailed technical specifications for the 2.5A2, 3.5A2, and 3.5B models.
Names of Parts
Outboard Motor Component Identification
Identifies and labels the main parts of the outboard motor with a diagram.
Installation
Mounting the Outboard Motor
Details the procedure and safety precautions for mounting the motor onto a boat.
Pre-Operating Preparations
Recommended Gasoline Types
Specifies the required type and octane rating for gasoline.
Recommended Engine Oil
Identifies the correct type of engine oil to use.
Engine Oil-Gasoline Mixing Procedure
Provides instructions for correctly mixing engine oil with gasoline.
Break-in Procedure
Outlines the necessary break-in steps for a new motor.
Engine Operation
Starting the Engine
Step-by-step instructions for starting the outboard motor.
Warming Up the Engine
Explains the importance and method for warming up the engine.
Forward and Reverse Operation
Guidance on shifting between forward, neutral, and reverse gears.
Stopping the Engine
Details the procedure for safely stopping the motor.
Trim Angle Adjustment
How to adjust the trim angle for optimal boat performance.
Tilting the Motor
Instructions for tilting the outboard motor up and down.
Mooring the Boat
Procedures for mooring the boat and securing the motor.
Removing and Carrying the Outboard Motor
Removing the Outboard Motor
Steps for safely detaching the outboard motor from the boat.
Carrying the Outboard Motor
Proper techniques for carrying the outboard motor.
Storing the Outboard Motor
Guidelines for storing the outboard motor when not in use.
Trailering
Trailering Precautions
Important safety warnings and considerations when trailering.
Adjustment
Steering Friction Adjustment
How to adjust the steering friction to preference.
Inspection and Maintenance
Daily Inspection Checklist
Essential checks to perform before and after each use.
Washing the Outboard Motor
Procedures for cleaning the motor's exterior and cooling passages.
Use Flushing Plug
Instructions for using the flushing plug to clean the cooling system.
Replacing Propeller and Shear Pin
Steps for replacing the propeller and its shear pin.
Replacing Spark Plugs
Guide for removing, inspecting, and installing spark plugs.
Replacing the Anode
Instructions for replacing the sacrificial anode.
Periodic Inspection Schedule
Maintenance tasks and their recommended intervals.
Replacing Gear Oil
Procedure for draining and refilling the lower unit gear oil.
Off-Season Storage
Steps for properly preparing the motor for long-term storage.
Pre-Season Check
Recommended checks before operating the motor after storage.
Motor Submerged in Water
Emergency procedures for a motor that has been submerged.
Cold Weather Precautions
Measures to prevent damage from freezing conditions.
Checking After Striking an Object
Actions required after the motor hits an underwater obstacle.
Troubleshooting
Troubleshooting Guide
Identifies common problems, their causes, and appropriate solutions.
Tool Kit and Spare Parts
Included Tools and Spare Parts
Lists the tools and spare parts supplied with the motor.
Optional Accessories
Optional Accessories List
Displays a list of available optional accessories for the motor.
Propeller Table
Propeller Selection Guide
A table to assist in selecting the correct propeller for optimal performance.

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