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Yanmar 6LP-DTE Service Manual

Yanmar 6LP-DTE
247 pages
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SERVICE MANUAL
2001.6
HINSHI-H10-001-2
MARINE DIESEL ENGINE
6LP-DTE/-DTZE(1)
6LP-STE/-STZE(1)
6LPA-DTP/-DTZP
6LPA-STP/-STZP

Table of Contents

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Yanmar 6LP-DTE Specifications

General IconGeneral
Engine Model6LP-DTE
Engine TypeDiesel
TypeIn-line
Number of Cylinders6
Cylinders6
Compression Ratio17.5 : 1
Fuel SystemDirect Injection
Combustion SystemDirect injection
AspirationTurbocharged
Lubrication SystemWet Sump
Dry Weight480 kg
Max Output230 HP @ 3300 RPM
Starting SystemElectric
Cooling SystemFresh water cooling, heat exchanger

Summary

For Safe Operation

1.1 Warning Symbols

Explains the meaning of DANGER, WARNING, and CAUTION symbols used in the manual.

1.2 Precautions for Safe Servicing

Lists essential safety measures and precautions for servicing the engine.

1.3 Location for Product Safety Labels

Shows the placement of safety labels on the engine for user awareness.

General

2.1 Specifications

Provides detailed technical specifications for the engine models.

2.2 External Views

Illustrates the engine with labeled external components.

2.3 Piping Diagram

Shows the piping layout for various systems of the engine.

2.4 Performance Curves

Displays performance data charts for different engine models.

2.5 Front Power Take-Off (PTO) Output

Details the PTO output characteristics and diagrams.

2.6 Fuel Oil

Covers selection and handling guidelines for fuel oil.

2.7 Lube Oil

Provides information on selection and handling of lube oil.

2.8 Cooling Water

Discusses coolant types, handling, and precautions.

2.9 Location of Senders and Warning Switches

Identifies the positions of various sensors and switches on the engine.

Engine Overhaul

3.1 Cylinder Head

Covers the disassembly, inspection, and assembly of the cylinder head.

3.2 Cylinder Block

Details the preparation, disassembly, and inspection of the cylinder block.

3.3 Timing Belt

Explains the removal, checking, and installation of the timing belt.

3.4 Timing Gear

Outlines the components, removal, inspection, and installation of timing gears.

3.5 Valve Clearance Inspection and Adjustment

Provides procedures for checking and adjusting valve clearance.

3.6 Inspection and Adjustment of Injection Timing

Details how to inspect and adjust the engine's injection timing.

3.7 Service Specifications

Lists critical service specifications and tightening torques for engine components.

3.8 Turbocharger

Covers turbocharger construction, function, components, and service.

Troubleshooting

4.1 Does not Start or Difficult to Start

Guides on diagnosing and resolving engine starting issues.

4.2 Unsmooth Running

Provides causes and corrective actions for engine running problems.

4.3 Sudden Engine Stop

Details troubleshooting steps for unexpected engine shutdowns.

4.4 Poor Exhaust Gas Color

Explains common exhaust gas color issues and their solutions.

4.5 Insufficient Output

Addresses causes and fixes for reduced engine power output.

4.6 Ununiformity Output for Each Cylinder

Helps identify and correct uneven cylinder performance.

4.7 Knocking

Discusses engine knocking causes and remedies.

4.8 Trouble Related to Turbocharger

Provides troubleshooting guidance for turbocharger issues.

4.9 Other Malfunctions

Covers general troubleshooting for other engine malfunctions.

Instrument Panel (Optional)

B-type Panel

Illustrates the B-type instrument panel layout and its components.

C-type Panel

Illustrates the C-type instrument panel layout and its components.

D-type Panel

Illustrates the D-type instrument panel layout and its components.

Electric Wiring Diagram

For B-type Instrument Panel

Wiring diagram specific to the B-type instrument panel.

For C/D-type x C-type Instrument Panel

Wiring diagram for C/D-type and C-type instrument panels.

For D-type x C-type Instrument Panel

Wiring diagram for D-type and C-type instrument panels.

Special Tools

7.1 Special Tools (To be continued)

Lists specific Yanmar tools with part numbers and descriptions.

7.2 Special Tools (Local Supply)

Lists commonly available tools for local purchase and their uses.

7.3 Recommended Tools (Local Supply)

Recommends specific tools that can be sourced locally for maintenance.

7.4 Equipment (Local Supply)

Lists general equipment available for local purchase for engine maintenance.

7.5 Service Special Materials (Local Supply)

Lists special materials for local supply, such as sealants and adhesives.

7.6 Other Service Materials for Reference

Provides a list of other materials for reference during service.

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