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Yanmar L48EE User Manual

Yanmar L48EE
42 pages
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Yanmar L48EE Specifications

General IconGeneral
BrandYanmar
ModelL48EE
CategoryEngine
LanguageEnglish

Summary

For Safe Servicing

Safety marks and their meanings

Explanation of DANGER, WARNING, and CAUTION symbols and their implications.

Precautions for Safe Servicing

Service Shop (Place) Precautions

Guidelines for ensuring a safe service shop environment, including ventilation and cleanliness.

Working Wear Precautions

Tools to Be Used

Use of Genuine Parts, Oil and Grease

Bolt and Nut Tightening Torques

Electrical Parts Safety

Waste Treatment Guidelines

Handling the Product Precautions

Specifications

Service Standards

Crankshaft and Main bearing specifications

Camshaft specifications

Crankcase cover specifications

Cylinder block specifications

Oil pump (Trochoid pump) specifications

TIGHTENING TORQUES

Crankcase and Engine Block Fasteners

Tightening torques for bolts related to the crankcase, engine block, and cylinder head.

Fuel System Fasteners

Tightening torques for fuel injection system components like nozzles and pumps.

Connecting Rod Fasteners

Tightening torques specified for connecting rod bolts and nuts.

Disassembly and Reassembly

Engine Disassembly Procedures

General procedures and initial steps for engine disassembly.

Fuel tank Removal

Step-by-step guide for removing the engine's fuel tank.

Exhaust silencer Removal

Air cleaner Removal

Valve rocker arm cover Removal

Valve rocker arm assembly Removal

Push rods Removal

Fuel injection valve Removal

Cylinder head Removal

Fuel injection pump Removal

Crankcase cover Removal

Camshaft Removal

Balancer shaft Removal

Piston and connecting rod assembly Removal

Flywheel Removal

Crankshaft Removal

Governor or speed control device Removal

Reassembly Procedures

Governor or speed control device Reassembly

Reinstalling the governor or speed control device after maintenance.

Connecting rod Tightening Torque

Camshaft, Balancer shaft Reassembly

Fuel injection pump reassembly

Crankcase cover Reassembly

Cylinder head Reassembly

Stiffener bolts tightening

Fuel injection pump reassembly (final)

Push rods Reassembly

Valve rocker arm assembly Reassembly

Valve Rocker Arm Tightening Torque

Fuel injection valve Reassembly

Intake bend Reassembly

Cooling fan case Reassembly

Air cleaner Reassembly

Starting motor Reassembly

Exhaust silencer Reassembly

Fuel tank Reassembly

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