MTU 12V2000M94 User manual

Operating Instructions
Diesel Engine
12V2000M94
16V2000M94
MS150061/06E

Engine model kW/cyl. Application group
12V2000M94 119.3 kW/cyl. 1DS, continuous operation, variable, low load
factors
16V2000M94 121.2 kW/cyl. 1DS, continuous operation, variable, low load
factors
Table 1: Applicability
© 2016 Copyright MTU Friedrichshafen GmbH
This publication is protected by copyright and may not be used in any way, whether in whole or in part, without the prior writ-
ten consent of MTU Friedrichshafen GmbH. This particularly applies to its reproduction, distribution, editing, translation, micro-
filming and storage or processing in electronic systems including databases and online services.
All information in this publication was the latest information available at the time of going to print. MTU Friedrichshafen GmbH
reserves the right to change, delete or supplement the information provided as and when required.

Table of Contents
1 Safety
1.1 Important provisions for all products 5
1.2 Correct use for all products 6
1.3 Personnel and organizational requirements 7
1.4 Safety regulations for startup and operation 8
1.5 Safety precautions when working on the
engine 10
1.6 Fire prevention and environmental
protection, fluids and lubricants, auxiliary
materials 13
1.7 Standards for safety notices in the text 15
2 Transport
2.1 Transportation 16
2.2 Lifting requirements 17
2.3 Resilient mount – Shipping lock 18
3 General Information
3.1 Engine side and cylinder designations 19
3.2 Product description 20
3.3 Engine overview 26
3.4 Sensors and actuators – Overview 28
4 Technical Data
4.1 Engine data 12V2000M94 33
4.2 Engine data 16V2000M94 36
4.3 Firing order 39
4.4 Engine – Main dimensions 40
5 Operation
5.1 Putting the engine into operation after
extended out-of-service periods (>3 months) 41
5.2 Engine – Putting into operation after
scheduled out-of-service-period 42
5.3 Tasks after extended out-of-service periods
(>3 weeks) 43
5.4 Checks prior to start-up 44
5.5 Fuel treatment system – Putting into
operation 45
5.6 Operational checks 47
5.7 Fuel treatment system – Switching on 48
5.8 Starting the engine 49
5.9 Engine – Shutdown 50
5.10 Emergency engine shutdown 51
5.11 After stopping the engine 52
5.12 Fuel treatment system – Shutdown 53
5.13 Plant – Cleaning 54
6 Maintenance
6.1 Maintenance task reference table [QL1] 55
7 Troubleshooting
7.1 Control cabinet of fuel treatment system –
Troubleshooting 56
7.2 Troubleshooting 57
8 Task Description
8.1 SOLAS 60
8.1.1 SOLAS shielding as per MTN 5233 –
Installation 60
8.1.2 SOLAS shielding – Installation 61
8.1.3 Installation locations for SOLAS shielding 62
8.2 Engine 67
8.2.1 Engine – Barring manually 67
8.2.2 Engine – Barring with starting system 68
8.3 Cylinder Liner 69
8.3.1 Cylinder liner – Endoscopic examination 69
8.3.2 Instructions and comments on endoscopic and
visual examination of cylinder liners 71
8.4 Crankcase Breather 73
8.4.1 Crankcase breather – Cleaning oil pre-
separator element 73
8.4.2 Crankcase breather – Oil separator
replacement, diaphragm check and
replacement 74
8.5 Valve Drive 76
8.5.1 Valve clearance – Check and adjustment 76
8.5.2 Cylinder head cover – Removal and
installation 79
8.6 Injector 80
8.6.1 Injector – Replacement 80
8.6.2 Injector – Removal and installation 81
8.7 Fuel System 83
8.7.1 Fuel system – Venting 83
8.8 Fuel Filter 84
8.8.1 Fuel filter – Replacement 84
8.8.2 Fuel prefilter – Differential pressure check
and adjustment of gauge 87
8.8.3 Fuel prefilter – Draining 88
8.8.4 Fuel prefilter – Flushing 90
8.8.5 Fuel prefilter – Filter element replacement 92
8.9 Charge-Air Cooling 94
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8.9.1 Charge-air cooler – Checking condensate drain
line for coolant discharge and obstruction 94
8.10 Air Filter 95
8.10.1 Air filter – Replacement 95
8.10.2 Air filter – Removal and installation 96
8.11 Air Intake 97
8.11.1 Service indicator – Signal ring position check 97
8.12 Starting Equipment 98
8.12.1 Starter – Condition check 98
8.13 Lube Oil System, Lube Oil Circuit 99
8.13.1 Engine oil – Level check 99
8.13.2 Engine oil – Change 100
8.14 Oil Filtration / Cooling 101
8.14.1 Engine oil filter – Replacement 101
8.14.2 Centrifugal oil filter and filter sleeve –
Cleaning and replacement 103
8.15 Coolant Circuit, General, High-Temperature
Circuit 106
8.15.1 Draining and venting points 106
8.15.2 Engine coolant level – Check 111
8.15.3 Engine coolant – Change 112
8.15.4 Engine coolant – Draining 113
8.15.5 Engine coolant – Filling 114
8.15.6 HT coolant pump – Relief bore check 115
8.15.7 Engine coolant sample extraction and analysis 116
8.15.8 Coolant filter – Replacement 117
8.16 Raw Water Pump with Connections 118
8.16.1 Raw water pump – Relief bore check 118
8.17 Belt Drive 119
8.17.1 Drive belt – Condition check 119
8.18 Battery-Charging Generator 120
8.18.1 Battery-charging generator drive – Drive belt
replacement 120
8.19 Fuel Supply System 121
8.19.1 Water drain valve – Check 121
8.19.2 Differential pressure gauge – Check 122
8.19.3 Water level probe (3-in-1 rod electrode) –
Check 123
8.19.4 Pump capacity – Check 124
8.19.5 Coalescer filter element – Replacement 125
8.20 Wiring (General) for Engine/Gearbox/Unit 127
8.20.1 Engine cabling – Check 127
8.21 Accessories for (Electronic) Engine
Governor / Control System 128
8.21.1 Engine governor and connector – Cleaning 128
8.21.2 EMU and connectors – Cleaning 129
8.21.3 Engine governor plug connections – Check 130
8.21.4 Engine Monitoring Unit EMU 7 – Plug
connection check 131
8.21.5 Interface module EIM plug connections –
Check 132
8.21.6 Engine Control Unit – Self-test 133
8.21.7 Engine governor ECU 7 – Removal and
installation 134
8.21.8 Engine Monitoring Unit – Removal and
installation 135
8.21.9 Engine Interface Module EIM – Removal and
installation 136
8.21.10 Diagnostic features on EIM 137
9 Appendix A
9.1 Abbreviations 140
9.2 MTU Contact/Service Partners 143
10 Appendix B
10.1 Special Tools 144
10.2 Index 151
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1 Safety
1.1 Important provisions for all products
Nameplate
The product is identified by nameplate, model designation or serial number and must match with the infor-
mation on the title page of this manual.
Nameplate, model designation or serial number can be found on the product.
All EU-certified engines delivered by MTU come with a second nameplate. When operating the machine in the
EU: The second nameplate must be affixed in a prominent position as described in the accompanying specifi-
cations.
General information
This product may pose a risk of injury or damage in the following cases:
• Incorrect use
• Operation, maintenance and repair by unqualified personnel
• Modifications or conversions
• Noncompliance with the safety instructions and warning notices
Emission regulations and emission labels
Responsibility for compliance with emission regulations
Modification or removal of any mechanical/electronic components or the installation of additional compo-
nents including the execution of calibration processes that might affect the emission characteristics of the
product are prohibited by emission regulations. Emission control units/systems may only be maintained, ex-
changed or repaired if the components used for this purpose are approved by the manufacturer.
Noncompliance with these regulations will invalidate the design type approval issued by the emissions regu-
lation authorities. The manufacturer does not accept any liability for violations of the emission regulations.
The maintenance schedules of the manufacturer must be observed over the entire life cycle of the product.
Replacing components with emission labels
On all MTU engines fitted with emission labels, these labels must remain on the engine throughout its opera-
tional life.
Engines used exclusively in land-based, military applications other than by US government agencies are ex-
cepted from this proviso.
Please note the following when replacing components with emission labels:
• The relevant emission labels must be affixed to the spare part.
• Do not transfer the emission labels from the replaced part to the spare part.
• Remove the emission labels from the replaced part and destroy them.
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1.2 Correct use for all products
Correct use
The product is intended for use in accordance with its contractually-defined purpose as described in the rele-
vant technical documents only.
Intended use entails operation:
• Within the permissible operating parameters in accordance with the (→ Technical data)
• With fluids and lubricants approved by the manufacturer in accordance with the (→ Fluids and Lubricants
Specifications of the manufacturer)
• With preservation approved by the manufacturer in accordance with the (→ Preservation and Represerva-
tion Specifications of the manufacturer)
• With spare parts approved by the manufacturer in accordance with the (→ Spare Parts Catalog/MTU con-
tact/Service partner)
• In the original as-delivered configuration or in a configuration approved by the manufacturer in writing (in-
cluding engine control/parameters)
• In compliance with all safety regulations and in adherence with all warning notices in this manual
• In compliance with the maintenance work and intervals specified in the (→ Maintenance Schedule)
throughout the useful life of the product
• In compliance with the maintenance and repair instructions contained in this manual, in particular with
regard to the specified tightening torques
• With the exclusive use of technical personnel trained in commissioning, operation, maintenance and re-
pair
• By contracting only workshops authorized by the manufacturer to carry out repair and overhaul
The product shall not be operated in explosive atmospheres unless the necessary approval has been grant-
ed.
Any other use, particularly misuse, is considered as being contrary to the intended purpose. Such improper
use increases the risk of injury and damage when working with the product. The manufacturer shall not be
held liable for any damage resulting from improper, non-intended use.
The specifications of the manufacturer will be amended or supplemented as necessary. Prior to operation,
make sure that the latest version is used. The latest version can be found on the websites:
• For drive systems: http://www.mtu-online.com
• For power generation: http://www.mtuonsiteenergy.com
Modifications or conversions
Unauthorized changes to the product represent a contravention of its intended use and compromise safety.
Changes or modifications shall only be considered to comply with the intended use when expressly author-
ized by the manufacturer. The manufacturer shall not be held liable for any damage resulting from unauthor-
ized changes or modifications.
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1.3 Personnel and organizational requirements
Organizational measures of the user/manufacturer
This manual must be issued to all personnel involved in operation, maintenance, repair, assembly, installa-
tion, or transportation.
Keep this manual handy in the vicinity of the product such that it is accessible to operating, maintenance,
repair, assembly, installation, and transport personnel at all times.
Personnel must receive instruction on product handling and maintenance based on this manual with a spe-
cial emphasis on safety requirements and warnings.
This is important in the case of personnel who only occasionally perform work on or around the product.
These personnel must be instructed repeatedly.
Personnel requirements
All work on the product shall be carried out by trained and qualified personnel only:
• Training at the Training Center of the manufacturer
• Technical personnel from the areas mechanical engineering, plant construction, and electrical engineering
The operator must define the responsibilities of the personnel involved in operation, maintenance, repair, as-
sembly, installation, and transport in writing.
Personnel shall not report for duty under the influence of alcohol, drugs or strong medication.
Clothing and personal protective equipment
Always wear appropriate personal protective equipment, e.g. safety shoes, ear protectors, protective gloves,
goggles, breathing mask. Follow the instructions concerning personal protective equipment in the descrip-
tions of the individual activities.
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1.4 Safety regulations for startup and operation
Safety regulations for startup
Install the product correctly and carry out acceptance in accordance with the manufacturer's specifications
before putting the product into service. All necessary approvals must be granted by the relevant authorities
and all requirements for initial startup must be fulfilled.
Whenever the product is subsequently taken into operation ensure that:
• All personnel is clear of the danger zone surrounding moving parts of the machine.
Electrically-actuated linkages may be set in motion when the Engine Control Unit (governor) is switched
on.
• All maintenance and repair work has been completed.
• All loose parts have been removed from rotating machine components.
• All safety equipment is in place.
• No persons wearing pacemakers or any other technical body aids are present.
• The service room is adequately ventilated.
• In the first few hours of operation, the product emits gases as a result of smoldering e.g. lacquers or oil.
These gases may be hazardous to health. Always wear respiratory protection in the operating room during
this period.
• The exhaust system is leak-tight and that the gases are vented to atmosphere.
• Protect battery terminals, generator terminals or cables against accidental contact.
• Check that all connections have been correctly allocated (e.g. +/- polarity, direction).
Immediately after putting the product into operation, make sure that all control and display instruments as
well as the signaling and alarm systems work properly.
Smoking is prohibited in the area of the product.
Safety regulations during operation
The operator must be familiar with the control and display elements.
The operator must be familiar with the consequences of any operations performed.
During operation, the display instruments and monitoring units must be permanently observed with regard to
present operating status, violation of limit values and warning or alarm messages.
Malfunctions and emergency stop
Practice emergency procedures, especially emergency stopping, at regular intervals.
The following steps must be taken if a malfunction of the system is detected or reported by the system:
• Inform supervisor(s) in charge.
• Analyze the message.
• Respond by taking any necessary emergency action, e.g. emergency stop.
Operation
Do not remain in the operating room when the product is running for any longer than absolutely necessary.
Keep a safe distance away from the product if possible. Do not touch the product unless expressly instructed
to do so following a written procedure.
Do not inhale the exhaust gases of the product.
The following requirements must be fulfilled before the product is started:
• Wear ear protection.
• Mop up any leaked or spilled fluids and lubricants immediately or soak up with a suitable binder agent.
Operation of electrical equipment
Parts of the electrical equipment are live, i.e. under voltage/high tension, during operation.
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Follow the applicable warning instructions pertaining to such devices.
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1.5 Safety precautions when working on the engine
Safety regulations prior to maintenance and repair work
Have maintenance or repair work carried out by qualified and authorized personnel only.
Allow the product to cool down to less than 50 °C (risk of explosion for oil vapors, fluids and lubricants, risk
of burning).
Relieve pressure in fluid and lubricant systems and compressed-air lines which are to be opened. Use suita-
ble collecting vessels of adequate capacity to catch fluids and lubricants.
When changing the oil or working on the fuel system, ensure that the service room is adequately ventilated.
Never carry out maintenance and repair work with the product in operation, unless:
• It is expressly permitted to do so following a written procedure.
• The product is running in the low load range and only for as long as absolutely necessary.
Lock-out the product to preclude undesired starting, e.g.
• Start interlock
• Key switch
• With hydraulic starting system: shut off supply line.
Attach “Do not operate” sign in the operating area or to control equipment.
Disconnect the battery cables or actuate the battery isolating switch, if fitted. Lock out circuit breakers.
Close the main valve on the compressed-air system and vent the compressed-air line when pneumatic start-
ers are fitted.
Disconnect the control equipment from the product.
Use the recommended special tools or suitable equivalents when instructed to do so.
Elastomer components (e.g. engine mounts, damping elements, couplings and V-belts) must not be painted.
They may only be installed after painting the engine or must be covered before painting work is carried out.
The following applies to starters with copper-beryllium alloy pinions:
• Wear a respirator mask (filter class P3). Do not blow out the interior of the flywheel housing or the starter
with compressed air. Clean the flywheel housing inside with a class H dust extraction device.
• Observe the safety data sheet.
Safety regulations during maintenance and repair work
Take special care when removing ventilation or plug screws from the product.
Release residual pressure before removing or replacing a component in the supply line. To depressurize pres-
surized lines, shut off the lines first, then release the residual pressure.
Use only proper and calibrated tools. Observe the specified tightening torques during assembly or disassem-
bly.
Carry out work only on assemblies or plants which are properly secured.
Make sure components or assemblies are placed on stable surfaces. Adopt suitable measures to avoid that
components/tools fall down. Use the specified lifting equipment for all components.
Never use the product as a climbing aid.
When working high on the equipment, always use suitable ladders and work platforms. Never work on en-
gines or components that are held in place by lifting equipment.
Keep fuel injection lines and connections clean.
Carry out appropriate cleaning procedures to clean and inspect components requiring special cleanness (e.g.
components carrying oil, fuel, or air).
Always seal connections with caps or covers if a line is removed or opened.
Fit new seals when re-installing lines.
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Never bend lines and avoid damaging lines, particularly the fuel lines.
Ensure that all retainers and dampers are installed correctly.
Ensure that O-rings are not installed in a slanted/twisted condition.
Ensure that all fuel injection and pressurized oil lines are installed with enough clearance to prevent contact
with other components. Do not place fuel or oil lines near hot components.
Do not touch elastomeric seals (e.g. Viton sealing rings) with your bare hands if they have a carbonized or
resinous appearance.
Note cooling time for components which are heated for installation or removal (risk of burning).
Pay particular attention to cleanliness at all times.
Remove any condensate from components which were chilled before assembly. If necessary, coat the com-
ponents with a suitable corrosion inhibitor.
Safety regulations following maintenance and repair work
Before barring the engine, make sure that nobody is standing in the danger zone of the product.
Check that all access ports/apertures which have been opened to facilitate working are closed again.
Check that all safety equipment has been installed and that all tools and loose parts have been removed
(especially the barring gear).
Ensure that no unattached parts have been left in/on the product (e.g. including rags and cable straps).
Ensure that the grounding system is properly connected.
Welding work
Welding operations on the product or mounted units are not permitted. Cover the product when welding in
its vicinity.
Before starting welding work:
• Switch off the power supply master switch.
• Disconnect the battery cables or actuate the battery isolating switch.
• Separate the electrical ground of electronic equipment from the ground of the unit.
No other maintenance or repair work must be carried out in the vicinity of the product while welding is going
on. Risk of explosion or fire due to oil vapors and highly flammable process materials.
Do not use product as ground terminal.
Never position the welding power supply cable adjacent to, or crossing cabling harnesses of the product. The
welding current may otherwise induce an interference voltage in the cabling harnesses which could conceiv-
ably damage the electrical system.
Remove components (e.g. exhaust pipe) from the product before performing necessary welding work.
Hydraulic installation and removal
Check satisfactory function and safe operating condition of tools, jigs and fixtures to be used. Use only the
specified jigs and fixtures for hydraulic removal/installation procedures.
Observe the max. permissible force-on pressure specified for the jig/fixture.
Do not attempt to bend or exert force on H.P. lines.
Before starting work, pay attention to the following:
• Vent the installation/removal device, the pumps and the pipework at the relevant designated points.
• During the installation procedure, screw on device with pushed-in plunger.
• During the removal procedure, screw on device with retracted plunger.
For a hydraulic installation/removal device with central expansion pressure supply, screw spindle into shaft
end until correct sealing is established.
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During hydraulic installation/removal of components, ensure that no persons are in the direct vicinity of the
component being pressed.
Working with batteries
Observe the safety instructions of the battery manufacturer when working with batteries.
Gases released from the battery are explosive. Avoid sparks and naked flames.
Do not allow battery acids to come into contact with skin or clothing.
Wear protective clothing, goggles and protective gloves.
Do not place objects on the battery.
Before connecting the cable to the battery, check the battery polarity. Battery pole reversal may lead to in-
jury through the sudden discharge of acid or bursting of the battery body.
Working on electrical and electronic assemblies
Always obtain the permission of the person in charge before commencing maintenance and repair work or
switching off any part of the electronic system required to do so.
De-energize the appropriate areas prior to working on assemblies.
Do not damage cabling during removal work. When reconnecting, ensure that cabling cannot be damaged
during operation by:
• Contact with sharp edges
• Chafing on components
• Contact with hot surfaces.
Do not secure cables on lines carrying fluids.
Do not use cable straps to secure cables.
Always use connector pliers to tighten union nuts on connectors.
Subject the device as well as the product to a functional testing on completion of all repair work. Check cor-
rect execution of the emergency stop function in particular.
Store spare parts properly prior to replacement, i.e. protect them against moisture in particular. Package
faulty electronic components or assemblies properly before dispatching for repair:
• Moisture-proof
• Shock-proof
• Wrapped in antistatic foil if necessary.
Work with laser devices
Work with laser devices shall be carried out by trained and qualified personnel only. Follow the safety in-
structions in the manufacturer's user manual when working with laser equipment.
Wear special laser safety glasses when working with laser equipment (danger of concentrated radiation).
Laser devices must be equipped, in accordance with their class and usage, with protective devices for ensur-
ing safe operation.
Measuring component dimensions
Workpieces, components and measuring equipment lie in the specified tolerance range at a reference tem-
perature of 20 °C.
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1.6 Fire prevention and environmental protection, fluids and
lubricants, auxiliary materials
Fire prevention
Flames, naked light and smoking are prohibited.
When working with combustible indirect materials, e.g. cleaning agent, ensure area is well ventilated. The
resultant steam/air mixture must be sufficiently diluted to prevent a potentially explosive atmosphere.
Rectify any fuel or oil leaks immediately. Oil or fuel on hot components can cause fires – therefore always
keep the product in a clean condition. Do not leave rags saturated with fluids and lubricants on the product.
Do not store combustible materials near the product.
Do not carry out welding work on pipes and components carrying oil or fuel. Before welding, clean with a
nonflammable fluid.
When starting the engine with an external power source, connect the ground lead last and remove it first. To
avoid sparks in the vicinity of the battery, connect the ground lead from the external power source to the
ground lead of the engine or to the ground terminal of the starter.
Always have a suitable extinguishing agent (fire extinguisher) on hand and familiarize yourself fully with its
handling.
Noise
Noise can lead to an increased risk of accidents if acoustic signals, warning shouts or sounds indicating dan-
ger are drowned.
Wear ear protectors in workplaces with a sound pressure level in excess of 85 dB (A).
Environmental protection and disposal
Dispose of used fluids, lubricants and filters in accordance with local regulations.
Within the EU, batteries can be returned free of charge to the manufacturer where they will be properly recy-
cled.
Auxiliary materials
Process materials may also be hazardous or toxic. When using consumables and auxiliary materials as well
as other chemical substances, observe the information contained in the safety data sheet for the product.
The safety data sheet may be obtained from the relevant manufacturer or from MTU.
Take special care when using hot, chilled or caustic materials.
Used oil
Used oil contains combustion residues that are harmful to health.
Wear protective gloves!
Wash relevant areas after contact with used oil.
Lead
• Adopt suitable measures to avoid the formation of lead dust.
• Switch on extraction system.
• When working with lead or lead-containing compounds, avoid direct contact to the skin and do not inhale
lead vapors.
• Wash relevant areas after contact with lead or lead-containing substances.
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Compressed air
Observe special safety precautions when working with compressed air:
• Unauthorized use of compressed air, e.g. forcing flammable liquids (hazard class AI, AII and B) out of con-
tainers, risks causing an explosion.
• Wear goggles when blowing dirt off workpieces or blowing away swarf.
• Blowing compressed air into thin-walled containers (e.g. containers made of sheet metal, plastic or glass)
for drying purposes or to check for leaks risks bursting them.
• Pay special attention to the pressure in the compressed air system or pressure vessel.
• Assemblies or products which are to be connected must be designed to withstand this pressure. Install
pressure-reducing or safety valves set to the admissible pressure if this is not the case.
• Hose couplings and connections must be securely attached.
• Provide the snout of the air nozzle with a protective disk (e.g. rubber disk).
• Release residual pressure before removing or replacing pneumatic equipment in the supply line. To de-
pressurize compressed-air lines, shut off the lines first, then release the residual pressure.
• Carry out leak test in accordance with the specifications.
Painting
• Observe the relevant safety data sheet for all materials.
• When carrying out painting work outside the spray stands provided with fume extraction systems, ensure
that the area is well ventilated. Make sure that neighboring work areas are not adversely affected.
• There must be no naked flames in the vicinity.
• No smoking.
• Observe fire-prevention regulations.
• Always wear a mask providing protection against paint and solvent vapors.
Liquid nitrogen
• Observe the relevant safety data sheet for all materials.
• Work with liquid nitrogen may be carried out only by qualified personnel.
• Store liquid nitrogen only in small quantities and always in specified containers without fixed covers.
• Avoid body contact (eyes, hands).
• Wear protective clothing, protective gloves, closed shoes and safety goggles.
• Make sure that working area is well ventilated.
• Avoid knocking or jolting the containers, valves and fittings or workpieces in any way.
Acids/alkaline solutions/urea (AdBlue®, DEF)
• Observe the relevant safety data sheet for all materials.
• When working with acids and alkaline solutions, wear goggles or face mask, gloves and protective cloth-
ing.
• Do not inhale vapors.
• If urea solution is swallowed, rinse out mouth and drink plenty of water.
• Remove any wet clothing immediately.
• After contact skin, wash body areas with plenty of water.
• Rinse eyes immediately with eyedrops or clean tap water. Seek medical attention as soon as possible.
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1.7 Standards for safety notices in the text
DANGER In the event of immediate danger.
Consequences: Death, serious or permanent injury!
• Remedial action.
WARNING In the event of a situation involving potential danger.
Consequences: Death, serious or permanent injury!
• Remedial action.
CAUTION In the event of a situation involving potential danger.
Consequences: Minor or moderate injuries!
• Remedial action.
NOTICE In the event of a situation involving potentially adverse effects on the product.
Consequences: Material damage!
• Remedial action.
• Additional product information.
Warning notices
1. This manual with all safety instructions and safety notices must be issued to all personnel involved in opera-
tion, maintenance, repair, assembly, installation, or transportation.
2. The higher level warning notice is used if several hazards apply at the same time. Warnings related to person-
al injury shall be considered to include a warning of potential damage.
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2 Transport
2.1 Transportation
Special tools, Material, Spare parts
Designation / Use Part No. Qty.
Crossbeam T80091731 1
Crossbeam T80092210 1
DANGER Suspended load.
Danger to life!
• Use appropriate lifting devices and appliances.
• Never stand beneath a suspended load.
Transportation
1. Prior to transportation, install the transport locking device for the resilient mounts (→ Page 18).
2. Use lifting eyes provided for transporting the engine (→ Page 17).
3. Only use suitable transportation and lifting equipment.
4. The engine must only be transported in installation position (→ Page 17).
5. Remove any loose parts on engine.
6. Always raise/lower engine slowly. The lifting ropes or chains must not rub against the engine or its compo-
nents during the lifting procedure. Readjust lifting equipment as necessary.
7. For special packaging with aluminum foil: Attach engine to lifting eyes of bearing pedestal or transport with
means of transportation device suitable for the load (forklift truck).
8. Secure engine against tilting during transportation. Secure such as to preclude slipping and tipping when
driving up or down inclines and ramps.
Placement after transportation
1. Only set down engine on a firm, level surface.
2. Make sure that the consistency and load-bearing capacity of the ground or support surface is adequate.
3. Never set engine down on oil pan unless expressively authorized to do so by MTU on a case-to-case basis.
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2.2 Lifting requirements
Lifting requirements
DANGER Suspended load.
Danger to life!
• Use appropriate lifting devices and appliances.
• Never stand beneath a suspended load.
1 Max. admissible diagonal
pull 40°
2 Max. admissible diagonal
pull 20°
3 Max. admissible diagonal
pull 70°
4 Max. admissible diagonal
pull 35°
5 Max. admissible diagonal
pull 10°
6 Center of gravity
Take note of the engine center of gravity
See Installation/Arrangement drawings for details on engine center of gravity.
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2.3 Resilient mount – Shipping lock
Shipping lock
Note: The shipping lock protects the resilient mount from shock and vibration damage during engine transport.
1. The shipping lock must be removed prior to initial engine start-up.
2. The shipping lock must be installed according to instructions before transporting the engine.
Removing shipping lock
1. Undo nuts (4) on all outer rings of resilient
mount (1) then unscrew and remove locking
screw (2) with washers (3) and nut (4) (4 x on
each mount).
2. Following removal, store parts (2, 3, 4) of the
shipping lock in a safe place for future use.
Installing shipping lock
1. Screw in locking screw (2) together with
washers (3) and nut (4) (4 x on each mount)
until screw head with washers makes contact
with mount.
2. Secure locking screw (2) with nut (4).
3. Label engine “Shipping lock installed”.
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3 General Information
3.1 Engine side and cylinder designations
1 Left engine side (A-side)
2 Engine free end in accord-
ance with DIN ISO 1204
(KGS = Kupplungsgegen-
seite)
3 Right engine side (B-side)
4 Engine driving end in ac-
cordance with
DIN ISO 1204 (KS = Kup-
plungsseite)
Engine sides are always designated (in accordance with DIN ISO 1204) as viewed from driving end (4).
For cylinder designation (in accordance with DIN ISO 1204), the letter "Ax" refers to the cylinders on the left-
hand side of the engine (1) and letter "Bx" refers to the cylinders on the right-hand side (3). The cylinders of
each bank are numbered consecutively, starting with x=1 at driving end (4).
The numbering of other engine components also starts with 1 at driving end (4).
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3.2 Product description
Description of the engine
Engine
The engine is a liquid-cooled four-stroke diesel engine with c.c.w. direction of rotation, direct injection, se-
quential turbocharging and charge-air cooling.
An electronic management system provides engine control and monitoring.
Fuel system with common-rail injection
Controlled by the electronic engine management system, the common rail injection system determines injec-
tion pressure, injection timing and injection quantity independently of the engine speed.
Injection pressures up to 1800 bar ensure optimum fuel injection and combustion conditions.
Turbocharging system
The charging system comprises charge-air system, exhaust system and sequential turbocharging.
The exhaust system is equipped with triple-walled, water-cooled exhaust lines.
The triple-walled design permits
• low surface temperature,
• reduced thermal load,
• absolute gas-tightness
Lube oil system
Wet-sump forced-feed lubrication system
Components supplied with oil:
• Bearings
• Piston cooling
• Control and actuating elements of the sequential turbocharging system
Cooling system
• Two separate circuits:
– Engine coolant
– Raw water
• Coolant cooling by raw water-cooled plate-core heat exchanger
• Thermostat-controlled coolant system
• Coolant-cooled / preheated charge-air
• Coolant-cooled fuel return
Electronic system
Electronic control and monitoring system with integrated safety and test system with interfaces to the Re-
mote Control System (RCS) and to the Monitoring and Control System (MCS).
Connection box EIM (Engine Interface Module)
The Engine Interface Module (EIM) is the central connection box on the engine. It covers the entire minimum
scope of a Series marine engine. It has no controls or parts requiring maintenance.
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