Yamaha 2B User Manual

2B
3A
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4A
4B
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OWNER’S MANUAL
MANUEL D’UTILISATION
MANUAL DEL PROPIETARIO
6A1-28199-7L
GB
F
ES
6A1-9-7L hyoshi 4/9/02 1:41 PM Page 1 (2,1)

Yamaha 2B Specifications

General

Engine Type	2-stroke
Fuel Type	Gasoline
Oil Type	2-stroke outboard motor oil
Mixing Ratio	50:1
Ignition System	CDI
Starting System	Manual
Operation Method	Tiller handle
Gear Ratio	2.08:1
Max Power Output	2 HP
Full Throttle RPM Range	4, 500 - 5, 500 RPM
Fuel Tank Capacity	1.2 liters
Weight	9.8 kg
Shaft Length	15 inches

Summary

GENERAL INFORMATION

SAFETY INFORMATION

Essential safety precautions for operating the outboard motor.

FUELING INSTRUCTIONS

Guidelines for safe refueling of gasoline and oil.

PROPELLER SELECTION

Guidance on choosing the correct propeller for optimal performance.

BASIC COMPONENTS

MAIN COMPONENTS

Identification and function of the outboard motor's key parts.

OPERATIONS OF CONTROLS AND OTHER FUNCTIONS

Detailed explanation of how to use various controls and functions.

OPERATION

INSTALLATION

Guidelines for installing and mounting the outboard motor.

PRE-OPERATION CHECK

Essential checks before starting the outboard motor.

STARTING ENGINE

Steps to safely start the outboard motor.

SHIFTING

How to change gears between forward, neutral, and reverse safely.

STOPPING ENGINE

Correct procedure for shutting down the outboard motor.

TRIMMING OUTBOARD MOTOR

Adjusting the engine's trim angle for better performance and handling.

MAINTENANCE

SPECIFICATIONS

Technical data and specifications for the outboard motor models.

TRANSPORTING AND STORING OUTBOARD MOTOR

Guidelines for safely transporting and storing the outboard motor.

PERIODIC MAINTENANCE

Schedule and procedures for regular maintenance tasks.

CLEANING AND ADJUSTING SPARK PLUG

How to clean, inspect, and adjust spark plugs for engine performance.

CHECKING FUEL SYSTEM

Inspecting the fuel system for leaks, cracks, and malfunctions.

INSPECTING AND REPLACING FUEL FILTER

Procedures for checking and replacing the fuel filter.

ADJUSTING IDLING SPEED

How to adjust the engine's idling speed for smooth operation.

CHECKING PROPELLER; SHEAR PIN AND COTTER PIN

Inspecting propeller, shear pin, and cotter pin for wear or damage.

CHANGING GEAR OIL

Procedures for draining and refilling the gear oil.

TROUBLE RECOVERY

TROUBLESHOOTING

Common problems, possible causes, and remedies for engine issues.

A. Starter will not operate

Troubleshooting steps when the starter motor does not function.

B. Engine will not start

Remedies for when the engine fails to start, but the starter works.

E. Engine power loss

Identifying causes and solutions for reduced engine power.

TEMPORARY ACTION IN EMERGENCY

Immediate steps to take in emergency situations.

IMPACT DAMAGE

Procedures to follow if the motor sustains impact damage.

TREATMENT OF SUBMERGED MOTOR

Steps to take if the outboard motor becomes submerged in water.

INDEX

INDEX

Alphabetical listing of topics and their corresponding page numbers.