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Mitsubishi S6S-Y3T61HF User Manual

Mitsubishi S6S-Y3T61HF
204 pages
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Printed in Japan
Pub. No.
Pub. No.
SERVICE MANUAL
SERVICE MANUAL
Pub. No.
August 2008
August 2008
99616-25000
99616-25000
99616-25000
for HYUNDAI HEAVY INDUSTRIES CO.,LTD.
for HYUNDAI HEAVY INDUSTRIES CO.,LTD.

Table of Contents

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Mitsubishi S6S-Y3T61HF Specifications

General IconGeneral
BrandMitsubishi
ModelS6S-Y3T61HF
CategoryEngine
LanguageEnglish

Summary

INTRODUCTION

How to use this manual

Explains the manual's structure, how to use it, and its content.

Terms and Abbreviations

Defines key terms and lists abbreviations used throughout the manual.

Safety Precautions

Details critical safety warnings for operation, maintenance, and handling.

GENERAL

External View

Shows diagrams of the engine's left and right external views, labeling components.

System Flow Diagrams

Illustrates flow diagrams for fuel, lubrication, cooling, and inlet/exhaust systems.

Engine Serial Number Location

Shows where the engine serial number is stamped on the cylinder block.

Main Specifications

Lists key specifications for engine models S6S-Y3T61HF and S6S-Y3T62HF.

Tips on Disassembling and Reassembling

Provides guidance on correct tools, part handling, and general procedures for disassembly and reassembly.

SERVICE DATA

Maintenance Service Data

Lists general maintenance specifications for the engine, including pressures and timings.

Tightening Torque Tables

Detailed tables specifying torque values for various fasteners across engine systems.

SERVICE TOOLS

Special Tools

Lists and illustrates special tools required for engine maintenance and repair procedures.

DETERMINATION OF OVERHAUL

Determining Overhaul Timing

Discusses symptoms and factors indicating the need for engine overhaul.

Testing Compression Pressure

Details the procedure for testing engine compression pressure to assess engine condition.

DISASSEMBLY OF BASIC ENGINE

Disassembling and Inspecting Cylinder Head and Valve Mechanism

Provides a sequence and diagram for disassembling and inspecting the cylinder head and valve train.

Disassembling and Inspecting Flywheel

Outlines the procedure for disassembling and inspecting the engine flywheel.

Disassembling and Inspecting Damper, Gear Case, Timing Gear and Camshaft

Details the process for disassembling and inspecting the damper, gear case, timing gears, and camshaft.

Disassembling and Inspecting Piston, Connecting Rod, Crankshaft and Crankcase

Step-by-step guide for disassembling and inspecting pistons, connecting rods, crankshaft, and crankcase.

INSPECTION AND REPAIR OF BASIC ENGINE

Inspecting and Repairing Cylinder Head and Valve Mechanism

Procedures for inspecting and repairing cylinder head components like valve clearance and springs.

Inspecting and Repairing Flywheel

Outlines methods for inspecting flywheel flatness, face, and radial runouts, plus ring gear replacement.

Inspecting and Repairing Timing Gear and Camshaft

Details how to measure backlash, end play, cam lift, and runout for timing gears and camshaft.

Inspecting and Repairing Piston, Connecting Rod, Crankshaft and Crankcase

Covers inspection of crankcase distortion, cylinder diameter, piston/rings, and connecting rod/crankshaft measurements.

REASSEMBLY OF BASIC ENGINE

Reassembling Piston, Connecting Rod, Crankshaft and Crankcase

Step-by-step guide for assembling pistons, connecting rods, crankshaft, main bearings, and caps.

Reassembling Timing Gear and Camshaft

Procedures for installing oil pump, front plate, camshaft gears, camshaft, and idler gear.

Reassembling Flywheel

Instructions for installing the oil seal, rear plate, and flywheel onto the crankshaft.

Reassembling Cylinder Head and Valve Mechanism

Details on cleaning, installing valve stem seals, valves, springs, gaskets, and tightening cylinder head bolts.

FUEL SYSTEM

Removing Fuel System

Steps for removing the fuel filter, fuel injection pipes, and fuel injection pump.

Disassembling, Inspecting and Reassembling Fuel System

Procedures for disassembling, inspecting, and reassembling the fuel filter and nozzle.

Installing Fuel System

Instructions for installing the fuel injection pump, pipes, and fuel filter.

LUBRICATION SYSTEM

Removing Lubrication System

Steps for removing the oil filter, relief valve, oil cooler, oil pump, oil pan, and oil strainer.

Disassembling, Inspecting and Reassembling Lubrication System

Procedures for disassembling, inspecting, and reassembling the oil pump, oil cooler, and oil filter.

COOLING SYSTEM

Removing Cooling System

Steps for removing the thermostat, water pump, pulley, and V-belt.

Disassembling, Inspecting and Reassembling Cooling System

Procedures for disassembling, inspecting, and reassembling the thermostat and water pump.

Installing Cooling System

Instructions for installing the water pump, pulley, V-belt, and thermostat.

INLET AND EXHAUST SYSTEMS

Removing Turbocharger, Inlet and Exhaust Systems

Steps for removing the turbocharger, inlet manifold, and exhaust manifold.

Disassembling, Inspecting and Reassembling Inlet and Exhaust Systems

Procedures for measuring exhaust manifold distortion and disassembling/inspecting the turbocharger.

Installing Turbocharger, Inlet and Exhaust Systems

Instructions for installing the exhaust manifold, inlet manifold, and turbocharger.

ELECTRICAL SYSTEM

Removing Electrical System

Steps for removing the starter, alternator, and glow plugs.

Disassembling, Inspecting and Reassembling Electrical System

Procedures for inspecting and disassembling the starter, including magnetic switch and no-load tests.

Installing Electrical System

Instructions for installing glow plugs, alternator, and starter.

ADJUSTMENT AND OPERATION

Adjusting Engine

Covers inspecting and adjusting valve clearance and engine timing.

Inspecting V-Belt and Adjusting V-Belt Tension

Details how to inspect V-belt condition and adjust its tension for optimal performance.

Break-in Operation

Guides on starting procedures, initial checks, and break-in operation duration and load.

Performance Test (JIS Standard)

Describes procedures for engine performance testing, including load tests and idle stability.

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