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Selva Marlin 100 EFI User Manual

Selva Marlin 100 EFI
249 pages
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YAMAHA MOTOR CO., LTD.
F4A/F4
Goldfish 4
Marlin 100 EFI
SERVICE MANUAL

Table of Contents

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Selva Marlin 100 EFI Specifications

General IconGeneral
Cylinder(s)4
Fuel SystemEFI
Horsepower100 hp
Starting SystemElectric
Max Power73.6 kW
Gear ShiftF-N-R
SteeringRemote

Summary

General Information

How to Use This Manual

Provides guidance on understanding the manual's format and symbols for effective service.

Symbols

Explains symbols used to indicate specific data, lubricants, and sealants.

Safety While Working

Outlines essential safety procedures to prevent accidents and ensure quality service.

Identification

Details on identifying the applicable model and serial number of the outboard motor.

Propeller Selection

Guidance on selecting the correct propeller based on boat and motor operating conditions.

Predelivery Checks

Lists essential checks to ensure smooth and efficient delivery of the outboard motor.

Specifications

General Specifications

Provides detailed specifications for dimensions, weight, performance, and power unit.

Maintenance Specification

Lists maintenance specifications for various components like power unit, cylinders, and pistons.

Tightening Torques

Specifies tightening torques for various fasteners in N·m, kgf·m, and ft·lb.

Periodic Checks and Adjustments

Special Service Tools

Lists specialized tools required for periodic checks and adjustments.

Maintenance Interval Chart

Guideline for general maintenance intervals based on operating hours and time.

Top Cowling

Instructions for checking and adjusting the top cowling.

Fuel System

Procedures for checking fuel joints, hoses, and the fuel filter.

Power Unit

Covers checks and maintenance for the engine oil, timing belt, and spark plugs.

Control System

Details on checking engine idle speed and adjusting throttle linkage.

Bracket Unit

Procedures for checking power trim, tilt operation, and fluid levels.

Lower Unit

Steps for checking and changing gear oil, and inspecting the lower unit.

General

Includes checks for anodes, battery, and lubrication points on the outboard motor.

Fuel System

Special Service Tools

Lists specialized tools for fuel system diagnostics and repairs.

Hose Routing

Illustrates the routing of fuel and blowby hoses for proper connection.

Fuel Filter and Fuel Pump

Details on fuel filter assembly, filter element, and fuel pump components.

Checking the Fuel Pump

Procedures for testing fuel pump pressure and checking for leaks.

Intake Manifold

Exploded view and part list for the intake manifold assembly.

Vapor Separator

Covers procedures for reducing fuel pressure, disconnecting connectors, and measuring pressure.

Canister

Instructions for checking the canister for cracks and air leaks.

Power Unit

Special Service Tools

Lists specialized tools required for power unit servicing.

Checking the Compression Pressure

Procedure for measuring engine compression pressure.

Checking the Oil Pressure

Steps to check engine oil pressure using a pressure gauge.

Cylinder Head

Detailed procedures for removing, checking, and installing cylinder head components.

Removing the Cylinder Head

Step-by-step instructions for removing the cylinder head assembly.

Checking the Valve Lifters

Instructions for checking valve lifters for damage, scratches, or wear.

Checking the Valve Springs

Procedure for measuring valve spring free length and tilt limit.

Checking the Valves

Guidance on checking valve face for wear and measuring margin thickness.

Refacing the Valve Seat

Steps for refacing valve seats using specialized cutters.

Checking the Camshafts

Instructions for measuring camshaft lobe, runout, and journal diameter.

Checking the Cylinder Head

Procedure for checking cylinder head warpage.

Installing the Cylinder Head

Detailed steps for installing the cylinder head with correct torques.

Exhaust Cover

Procedures for removing, checking, and installing the exhaust cover.

Cylinder Block

Disassembly and checking procedures for the cylinder block and its components.

Checking the Piston Diameter

Instructions for measuring piston outside diameter and oversize diameter.

Checking the Cylinder Bore

Methods for measuring cylinder bore, taper limit, and out-of-round limit.

Checking the Piston Rings

Guidance on checking piston ring dimensions and side clearance.

Checking the Crankshaft

Procedures for checking crankshaft journal diameter, crankpin diameter, and runout.

Selecting the Connecting Rod Bearing

Steps to select the correct connecting rod bearing based on measurements.

Checking the Crankshaft Journal Oil Clearance

Method to check crankshaft journal oil clearance using Plastigauge.

Selecting the Main Bearing

Guidance on selecting the suitable main bearing based on calculated values.

Assembling the Power Unit

Detailed steps for assembling the power unit components.

Installing the Power Unit

Instructions for installing the power unit onto the crankcase.

Lower Unit

Special Service Tools

Lists specialized tools required for servicing the lower unit.

Lower Unit

Exploded views and part lists for the lower unit assembly.

Removing the Lower Unit

Step-by-step instructions for removing the lower unit from the upper case.

Removing the Water Pump and Shift Rod

Procedure for removing the water pump housing, impeller, and shift rod.

Propeller Shaft Housing

Exploded view and part list for the propeller shaft housing.

Drive Shaft and Lower Case

Details on disassembly and checking of drive shaft, lower case, and gears.

Shimming

Procedures for selecting and calculating shim thicknesses for pinion and forward gear.

Backlash

Method for measuring forward gear backlash and calculating shim thickness.

Bracket Unit

Special Service Tools

Lists specialized tools required for servicing the bracket unit.

Shift Rod

Exploded view and part list for the shift rod assembly.

Bottom Cowling

Exploded view and part list for the bottom cowling assembly.

Upper Case

Procedures for removing, disassembling, and assembling the upper case.

Steering Arm

Instructions for removing and installing the steering arm.

Clamp Brackets and Swivel Bracket

Details on removing, installing, and adjusting clamp brackets and swivel bracket.

Power Trim and Tilt Unit

Exploded view and procedures for removing the power trim and tilt unit.

Power Trim and Tilt Motor

Disassembly and checking procedures for the power trim and tilt motor.

Gear Pump

Exploded views and procedures for disassembling, checking, and assembling the gear pump.

Tilt Cylinder and Trim Cylinder

Detailed procedures for disassembling, checking, and assembling tilt and trim cylinders.

Power Trim and Tilt Electrical System

Checks for fuses, relays, and switches related to the power trim and tilt system.

Electrical Systems

Special Service Tools

Lists specialized tools for electrical system diagnostics.

Checking the Electrical Components

Procedures for measuring peak voltage and lower resistance.

Electrical Components

Diagrams showing the location of electrical components from various views.

Ignition and Ignition Control System

Covers checking ignition spark, plug wires, coils, ECM, pulser coils, and sensors.

Fuel Control System

Procedures for checking fuel injectors, electric fuel pump, and fuel pump relay.

Starting System

Includes checking fuses and starter relay continuity.

Starter Motor

Disassembly and checking procedures for the starter motor components.

Charging System

Checks for stator coil and rectifier regulator operation.

Troubleshooting

Special Service Tools

Lists specialized tools for troubleshooting the outboard motor.

Diagnostic System

Information on the diagnostic system features, functions, and contents.

Hardware Requirements

Specifies the computer hardware and operating system requirements for the diagnostic software.

Power Unit Symptoms

Troubleshooting guides for engine starting issues.

Fuel System Troubleshooting

Diagnostic flowcharts for engine starting and running problems.

Cooling System Troubleshooting

Troubleshooting steps for engine speed issues and overheating.

Lubrication System Troubleshooting

Diagnostic steps for engine oil level, pressure, and related components.

Bracket Unit Symptoms

Troubleshooting guides for power trim, tilt, and shift mechanism issues.

Electrical Systems Symptoms

Troubleshooting steps for battery drain and charging system issues.

Self-diagnosis

Procedures for diagnosing electronic control system malfunctions using a flash indicator.

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