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12V4000M73 series
MTU 12V4000M73 series User Manual
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Operating Instructions
Diesel engine with exhaust gas aftertreatment
16V4000M73
16V4000M73L
MS150123/01E
2
Table of Contents
Default Chapter
1
Operating Instructions
1
Table of Contents
3
1 Safety
6
Important Provisions for All Products
6
Correct Use of All Products
7
Personnel and Organizational Requirements
8
Safety Regulations for Initial Start-Up and Operation
9
Safety Regulations for Assembly, Maintenance, and Repair Work
11
Fire Prevention and Environmental Protection, Fluids and Lubricants, Indirect Materials
15
Compressed Air
16
Standards for Safety Notices in the Text
17
2 Transport
18
Lifting Instructions
19
Crankshaft Transport Locking Device
22
3 General Information
25
Engine Side and Cylinder Designations
25
Product Layout
26
Engine - Overview
27
SCR Catalytic Converter - Overview
28
Product Description
30
Sensors and Actuators - Overview
35
Wiring Harness, Engine with Exhaust Gas Aftertreatment - Overview
44
4 Technical Data
51
IMO Tier III (Preliminary)
51
Product Data 16V4000M73, 16V4000M73L IMO Tier III (Preliminary)
51
Product Data of SCR Catalytic Converter
55
Product - Main Dimensions
56
Firing Order
58
5 Operation
59
LOP Controls
59
Putting the Engine into Operation after Extended Out-Of-Service Periods (>3 Months)
60
Putting the Engine into Operation after Scheduled Out-Of-Service-Period
61
Starting the Engine Via the Automation System
62
Operational Checks
63
Tasks after Extended Out-Of-Service Periods (>3 Weeks)
64
Fuel Treatment System Control Cabinet - Controls
65
Checks Prior to Start-Up
66
Fuel Treatment System - Initial Start-Up
67
Fuel Treatment System - Switching on
70
Engine with Exhaust Gas Aftertreatment - Emergency Stop Via Automation System
71
Engagement Via LOP
73
Disengaging from LOP
74
Waterjet - Flushing from LOP (Optional)
75
Engine Shutdown Via the Automation System
76
Engine with Exhaust Gas Aftertreatment - Stopping Via Automation System
77
After Shutting down the Engine
78
Fuel Treatment System - Shutdown
79
Plant - Cleaning
80
6 Maintenance
81
Maintenance Task Reference Table [QL1]
81
7 Troubleshooting
83
Control Cabinet of Fuel Treatment System - Troubleshooting
83
Troubleshooting
84
Fault Messages of Engine Control Unit (ECU 9) for Series 4000, Marine Applications, IMO III (Provisional)
89
Solas
120
SOLAS Shielding as Per MTN 5233 - Installation
120
Installation Locations for SOLAS Shielding
121
Adhesive Tape for SOLAS Shielding - Application
128
8 Task Description
120
Engine
129
Engine - Barring Manually
129
Engine - Barring with Starting System
130
Cylinder Liner
131
Cylinder Liner - Endoscopic Examination
131
Cylinder Liner - Instructions and Comments on Endoscopic and Visual Examination
133
Crankcase Breather
135
Crankcase Breather - Oil Mist Separator Replacement
135
Valve Drive
136
Valve Protrusion - Measurement
136
Valve Gear - Lubrication
140
Valve Clearance - Check and Adjustment
141
Adjusting Valve Clearance
144
Cylinder Head Cover - Removal and Installation
145
Injection Pump / HP Pump
146
HP Fuel Pump - Filling with Engine Oil
146
Injector
148
Injector - Replacement
148
Injector - Removal and Installation (Jacketed Fuel System)
149
Fuel Filter
155
Fuel Filter - Replacement
155
Replacing Fuel Filter
156
Fuel Prefilter - Contamination Indicator Check
157
Fuel Prefilter - Draining
159
Fuel Prefilter - Flushing
161
Fuel Prefilter with Water Separator - Filter Element Replacement
163
Exhaust Turbocharger
166
Compressor Wheel - Cleaning
166
Charge-Air Cooling
170
Intercooler - Check Water Drain for Coolant Leakage and Obstruction
170
Air Filter
171
Air Filter - Replacement
171
Air Filter - Removal and Installation
172
Air Intake
173
Service Indicator - Signal Ring Position Check
173
Exhaust Gas Aftertreatment
174
Supply Unit - Filter Element Replacement
174
Supply Unit - Replacement
177
Dosing Unit - Replacement
180
Urea Solution Lines - Replacement
183
Insulation of SCR Housing and SCR Bypass - Check
184
Pre-Feed Module - Filter Element Replacement
185
Pre-Feed Module - Replacement
187
Exhaust Pressure Sensor - Measuring Lines Check
189
Exhaust Pressure Sensor - Measuring Lines Cleaning
190
SCR Catalytic Converter - Mounting Alignment
191
SCR Catalytic Converter - Mounting Check
193
SCR Modules - Replacement
194
Nox Sensor - Replacement
199
Starting Equipment
202
Starter - Condition Check
202
Lube Oil System, Lube Oil Circuit
203
Engine Oil Level - Check
203
Engine Oil - Change
204
Engine Oil - Sample Extraction and Analysis
206
Oil Filtration / Cooling
207
Automatic Oil Filter - Overview
207
Automatic Oil Filter Preparatory Steps
210
Automatic Oil Filter - Removal
211
Draining Oil
212
Automatic Oil Filter - Disassembly
213
Automatic Oil Filter - Cleaning
214
Automatic Oil Filter - Checking Flushing Arm Rotation
215
Automatic Oil Filter - Check
216
Automatic Oil Filter - Assembly
217
Automatic Oil Filter - Installation
218
Automatic Oil Filter - Final Steps
220
Oil Filter Element - Overview
221
Oil Filter Element - Removal
223
Oil Filter Element - Disassembly
224
Oil Filter Element - Cleaning
226
Oil Filter Element - Check
227
Oil Filter Element - Assembly
228
Oil Filter Element - Installation
232
Oil Indicator Filter - Cleaning and Check
235
Centrifugal Oil Filter - Overview
238
Centrifugal Oil Filter - Cleaning and Filter-Sleeve Replacement
239
Centrifugal Oil Filter - Removal and Installation
241
Coolant System, General, High-Temperature Circuit
242
Engine Coolant - Level Check
242
Engine Coolant Change
243
Engine Coolant - Draining
244
Engine Coolant - Filling
245
Engine Coolant Pump - Relief Bore Check
248
Engine Coolant - Sample Extraction and Analysis
249
Preheater - Overview
250
Preheater - Removal
251
Preheater - Overhaul
252
Preheater - Installation
253
Preheater - Function and Leak-Tightness Check
254
Heating Element(S) - Electrical Check
255
Valve Cover - Replacement
256
Raw Water Pump with Connections
257
Raw Water Pump - Relief Bore Check
257
Battery-Charging Generator
258
Battery-Charging Generator Drive - Coupling Condition Check
258
Engine Mounting / Support
259
Engine Mounting - Check
259
Engine Mounting - Checking Securing Screws for Firm Seating
260
Auxiliary PTO
261
Bilge Pump - Relief Bore Check
261
Fuel Supply System
262
Water Drain Valve - Check
262
Differential Pressure Gage - Alarm Function Check
263
Water Level Probe (3-In-1 Rod Electrode) - Check
264
Pump Capacity - Check
265
Coalescer Filter Element - Replacement
266
Wiring (General) for Engine/Gearbox/Unit
268
Engine Cabling - Check
268
Accessories for (Electronic) Engine Governor / Control System
269
Limit Switch for Start Interlock - Check
269
Engine Control Unit ECU 9 - Plug Connection Check
270
Engine Monitoring Unit EMU 8 - Plug Connection Check
271
Interface Module EIM Plug Connections - Check
272
Engine Governor ECU 9 - Removal and Installation
273
Engine Monitoring Unit EMU 8 - Removal and Installation
274
Engine Interface Module EIM - Removal and Installation
275
Engine Interface Module EIM - Diagnostic Features
276
Emergency Instrumentation (Local Operating Panel)
279
LOP and Connectors - Cleaning
279
9 Appendix A
280
List of Abbreviations
280
MTU Contact/Service Partners
283
10 Appendix B
284
9 Appendix A
280
Special Tools
284
Index
295
4
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MTU 12V4000M73 series Specifications
General
Configuration
V12
Bore
170 mm
Stroke
190 mm
Fuel Type
Diesel
Cooling System
Water-cooled
Engine Type
4-stroke diesel
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