Komatsu 6D170 engine, repair e-manual (in Russian)

Content

Security

• Security notes

Preface

• General
• How to use this manual
• Lifting instructions
• Coating materials
• Tightening torque specifications
• Symbols of elements of electrical circuits
• Tables for converting the metric system to Anglo-American units of measurement

General

• General
• Specifications
• General assembly drawings
• Mass table
• Engine performance curve

Intake and exhaust system

• Air cleaner
• Turbocharger
• Aftercooler

Engine

• Cylinder head
• Valve mechanism
• Cylinder block
• Crank mechanism
• Gear mechanism
• Flywheels flywheel housing

Lubrication system

• Lubrication system diagram
• Oil pump
• Oil filter and relief valve
• Oil cooler
• Oil pump relief valve
• Oil cooler bypass valve
• Piston cooling valve

Fuel system

• Fuel system diagram
• High pressure fuel pump
• Feed pump
• Fuel rail adjuster for high pressure fuel pump
• Fuel injector
• High pressure fuel pump drive
• Fuel filter
• Launch aids
• Fuel cut solenoid
• Engine stop motor

Cooling system

• Cooling system diagram
• Water pump
• Radiator fan
• Corrosion protector
• Thermostat

Accessories

• Air compressor mounting parts
• Compressed freon
• Air compressor
• Exhaust throttling braking device

Electrical equipment

• Generator
• Starter

Checking and adjusting

• Engine
• Valve clearance adjustment
• Compression pressure measurement
• Installing the engine speed sensor
• Fuel system
• Checking and adjusting the fuel injection timing
• Fuel injection pressure adjustment
• Data for fuel injection pressure shims
• Replacing the fan belt and adjusting the automatic fuel injection pressure tensioner
• Calibration data
• Check output parameters
• Running-in norm
• Standards for checking output parameters
• Fault diagnosis
• Checking and adjustment list
• Table of guideline values

Disassembly and assembly

• General disassembly
• Cleaning
• Cleaning the cylinder block
• Cleaning the crankshaft
• Measuring details
• Measurement of crankshaft deflection
• Measuring the outer diameter of the crankshaft journals
• Measuring the countersink depth of a cylinder liner
• Measuring the bore of the main bearing seat
• Measuring camshaft deflection
• Measuring the outer diameter of the camshaft journals
• Cam height measurement
• Piston ring groove measurement
• Piston ring gap measurement
• Measuring bending and twisting of a connecting rod
• General assembly

Maintenance guidelines

• Intake and exhaust system
• Turbocharger
• Engine
• Cylinder head
• Valve and valve guide
• Cross and Cross Guide
• Push rod and camshaft pusher
• Cylinder block
• Cylinder liner
• Crankshaft
• Camshaft
• Gear mechanism
• Piston type BBO
• Connecting rod
• Lubrication system
• Oil pump
• Oil pump relief valve, piston cooling valve and oil cooler bypass valve
• Cooling system
• Water pump
• Inspection and verification

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