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MTU 12 V 4000 L62FB User Manual

MTU 12 V 4000 L62FB
181 pages
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Operating Instructions
Gas engine
12 V 4000 L62FB
16 V 4000 L62FB
MS150098/02E

Table of Contents

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MTU 12 V 4000 L62FB Specifications

General IconGeneral
Engine TypeDiesel
ConfigurationV12
Bore170 mm
Compression Ratio16.5:1
Cooling SystemWater-cooled
AspirationTurbocharged
Emissions ComplianceIMO Tier II

Summary

Safety

Important Provisions for All Products

General information, nameplates, and emission regulations related to product safety.

Correct Use of All Products

Defines the intended use and procedures for correct operation and maintenance of the product.

Personnel and Organizational Requirements

Outlines requirements for trained personnel, responsibilities, and personal protective equipment.

Safety Regulations for Initial Start-up and Operation

Details safety measures for initial setup, operation, and emergency procedures.

Safety Regulations for Startup and Operation, Gaseous Fuel/Dual Fuel

Safety guidelines for gas and dual-fuel systems, including gas system requirements.

Safety Regulations for Maintenance and Repair Work

Covers safety protocols for preparing, performing, and concluding maintenance and repair tasks.

Safety Regulations for Maintenance and Servicing, Gaseous Fuel/Dual Fuel

Safety rules for maintenance and servicing, particularly for gas and dual-fuel systems.

Fire Prevention and Environmental Protection, Fluids, Lubricants, Indirect Materials

Guidelines on fire prevention, environmental protection, and handling of fluids, lubricants, and chemicals.

Standards for Safety Notices in the Text

Explains the meaning and usage of different safety notice symbols and warning levels.

Transport

Transport

Instructions for safely transporting the engine/genset, considering center of gravity and securing.

Product Summary

Engine Layout

Illustrates and labels the main components of the engine for identification.

Engine Side and Cylinder Designations

Explains how engine sides and cylinders are designated for identification and reference.

Engine Main Dimensions

Provides key physical dimensions of the engine for installation and space planning.

Firing Order

Lists the firing order for the 12V and 16V engine configurations.

Technical Data

Presents essential technical specifications and reference conditions for the engine.

Monitoring, Control and Regulation Equipment

Gas Engine Phase 3 System – Overview

Provides an overview of the gas engine control and monitoring system components.

Purpose of the Units

Details the functions and features of the engine governor (ADEC) and monitoring units.

Operation

Runtimes at Partial Load

Specifies recommended runtimes at different load levels to ensure optimal operation.

Putting the Engine into Operation After Extended Out-of-Service Periods (>3 Months)

Step-by-step guide for resuming operation after a long shutdown period.

Putting the Engine into Operation After Scheduled Out-of-Service-Period

Procedures for restarting the engine after a scheduled short-term shutdown.

Control, Starting and Stopping Sequences

Describes the automatic sequences for engine start, stop, and emergency shutdown.

Engine – Start

Details the preconditions and steps required for starting the engine safely.

Operational Checks

Outlines essential checks to perform during engine operation for safety and performance.

Emission Values – Check

Explains how to check emission values and relevant safety precautions during measurement.

Engine – Shutdown

Provides instructions and precautions for safely shutting down the engine.

Engine – Emergency Shutdown

Details the procedure for emergency engine shutdown and rectifying the cause.

After Stopping the Engine – Engine Remains Ready for Operation

Information on the engine's state after stopping and selecting operating modes.

After Stopping the Engine – Putting the Engine Out of Operation

Procedures for preparing the engine for extended periods of inactivity or storage.

Maintenance

50-Hours Check

Outlines one-time maintenance operations to be performed after initial runs or specific events.

Maintenance Task Reference Table [QL1]

Provides a reference table for maintenance tasks and their associated intervals and measures.

Troubleshooting

Fault Messages - Key

Explains abbreviations used in fault messages and provides general information on fault handling.

Fault Messages on Genset Control System Log

Lists common fault messages from the genset control system, their causes, and corrective actions.

Engine Governor – Fault Messages

Details fault messages originating from the engine governor, including causes and solutions.

Task Description

Engine

Covers engine-specific tasks, starting with manual barring.

Engine – Barring Manually

Step-by-step instructions for manually barring the engine using the appropriate tools.

Checking Machine Room for Smell of Gas

Procedure for checking the machine room for gas leaks using detection equipment.

Ignition System

Information on the engine's ignition system.

Spark Plug – Replacement

Instructions for replacing spark plugs, including removal and installation.

Spark Plug Connector – Replacement

Guide for replacing the spark plug connector, covering removal and installation.

Ignition System – Ignition Timing Check

Procedure for checking and adjusting the ignition timing using specialized tools.

Valve Drive

Details the engine's valve drive system.

Valve Clearance – Check and Adjustment

Details how to check and adjust valve clearances at different crankshaft positions.

Valve Protrusion – Measurement

Instructions for measuring valve protrusion using a sliding depth gauge.

Valve Gear – Lubrication

Steps for lubricating the valve gear components.

Cylinder Head Cover ‒ Removal

Procedure for safely removing the cylinder head cover.

Cylinder Head Cover ‒ Installation

Steps for correctly installing the cylinder head cover.

Gas System

Information related to the engine's gas system.

Gas Supply - Checking Gas Lines for Leaks

Procedure for checking gas supply lines for leaks using detection spray or soap solution.

Air Filter

Information about the air filter and its replacement.

Air Filter – Replacement

Step-by-step guide for removing and installing the air filter.

Lube Oil System, Lube Oil Circuit

Details on the engine's lubricating oil system.

Engine Oil Level – Check

Instructions for checking the engine oil level before and after operation.

Engine Oil – Change

Procedure for changing the engine oil, including extraction and filling.

Engine Oil – Sample Extraction and Analysis

Steps for extracting oil samples for laboratory analysis.

Oil Filtration / Cooling

Information on oil filtration and cooling systems.

Engine Oil Filter – Replacement

Guide for replacing the engine oil filter.

Coolant Circuit, General, High-Temperature Circuit

Details on the engine's high-temperature coolant circuit.

Engine Coolant – Level Check

Procedure for checking the engine coolant level and safety precautions.

Engine Coolant – Change

Steps for changing the engine coolant, including draining and filling.

Engine Coolant – Draining

Instructions for draining the engine coolant, including preparatory steps and safety.

Engine Coolant ‒ Filling

Steps for filling the engine coolant, including venting and checking.

Vent Line of Engine Coolant Circuit – Replacement

Guide for replacing the vent line in the engine coolant circuit.

Low-Temperature Circuit

Information on the engine's low-temperature coolant circuit.

Mixture Coolant Level ‒ Check

Procedure for checking the mixture coolant level and safety precautions.

Mixture Coolant – Change

Steps for changing the mixture coolant, including draining and filling.

Mixture Coolant – Draining

Instructions for draining the mixture coolant.

Mixture Coolant ‒ Filling

Steps for filling the mixture coolant.

Wiring (General) for Engine/Gearbox/Unit

General information regarding engine, gearbox, and unit wiring.

Engine Cabling – Check

Procedure for checking the engine cabling and electrical components for damage.

Sensors – Overview

Overview of sensors on the B side of the engine, with designations and monitored parameters.

Sensors on Driving End

Overview of sensors located on the driving end of the engine.

Sensors on A Side

Overview of sensors on the A side of the engine, with designations and monitored parameters.

Sensors on Free End

Overview of sensors on the free end of the engine, with designations and monitored parameters.

Appendix A

Abbreviations

A list of abbreviations used in the manual with their meanings and explanations.

MTU Onsite Energy Contact Person / Service Partner

Contact information for MTU Onsite Energy service and spare parts support.

Appendix B

Special Tools

Lists special tools required for maintenance and operation, with part numbers and usage.

Index

Numerics

Index entries for numerical data related to engine specifications.

A

Index entries starting with the letter A.

C

Index entries starting with the letter C.

E

Index entries starting with the letter E.

F

Index entries starting with the letter F.

G

Index entries starting with the letter G.

I

Index entries starting with the letter I.

L

Index entries starting with the letter L.

M

Index entries starting with the letter M.

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