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12 V 4000 L62FB
MTU 12 V 4000 L62FB User Manual
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Operating Instructions
Gas engine
12 V 4000 L62FB
16 V 4000 L62FB
MS150098/02E
2
Table of Contents
Default Chapter
1
Operating Instructions
1
Table of Contents
3
1 Safety
5
Important Provisions for All Products
5
Correct Use of All Products
6
Personnel and Organizational Requirements
7
Safety Regulations for Initial Start-Up and Operation
8
Safety Regulations for Startup and Operation, Specific Information for Gaseous Fuel or Dual Fuel Supply Applications
10
Safety Regulations for Maintenance and Repair Work
12
Safety Regulations for Maintenance and Servicing Work, Specific Information for Gaseous Fuel and Dual Fuel Supply or Applications
16
Fire Prevention and Environmental Protection, Fluids and Lubricants, Indirect Materials
17
Compressed Air
18
Fire Prevention and Environmental
19
Applications
19
Standards for Safety Notices in the Text
20
2 Transport
21
3 Product Summary
22
Engine Layout
22
Engine Side and Cylinder Designations
24
Engine - Main Dimensions
25
Firing Order
26
Technical Data
27
4000 L62FB, 16V 4000 L62FB Engine Data, Fuel-Optimized (TA-Luft)
27
Fuel System
29
Exhaust Emissions
30
Monitoring, Control and Regulation Equipment
31
Gas Engine Phase 3 System - Overview
31
Purpose of the Units
33
4 Operation
35
Runtimes at Partial Load
35
Putting the Engine into Operation after Extended Out-Of-Service Periods (>3 Months)
36
Putting the Engine into Operation after Scheduled Out-Of-Service-Period
37
Control, Starting and Stopping Sequences
38
Engine - Start
40
Operational Checks
41
Emission Values - Check
42
Engine - Shutdown
44
Engine - Emergency Shutdown
45
After Stopping the Engine - Engine Remains Ready for Operation
46
After Stopping the Engine - Putting the Engine out of Operation
47
5 Maintenance
48
50-Hours Check
48
Maintenance Task Reference Table [QL1]
49
Fault Messages - Key
50
6 Troubleshooting
50
Fault Messages on Genset Control System Log
52
Engine Governor - Fault Messages
92
Engine
128
Engine - Barring Manually
128
Checking Machine Room for Smell of Gas
129
7 Task Description
128
Crankcase Breather
130
Oil Separator - Filter Replacement
130
Ignition System
132
Spark Plug - Replacement
132
Spark Plug - Removal
133
Spark Plug - Installation
134
Spark Plug Connector - Replacement
136
Spark Plug Connector - Removal
137
Spark Plug Connector - Installation
138
Ignition System - Ignition Timing Check
140
Valve Drive
141
Valve Clearance - Check and Adjustment
141
Adjusting Valve Clearance
143
Valve Protrusion - Measurement
144
Valve Gear - Lubrication
147
Cylinder Head Cover - Removal
148
Cylinder Head Cover - Installation
149
Gas System
150
Gas Supply, Checking Gas Lines for Leaks
150
Air Filter
151
Air Filter - Replacement
151
Air Filter - Removal and Installation
152
Lube Oil System, Lube Oil Circuit
153
Engine Oil – Change
154
Engine Oil – Sample Extraction and Analysis
155
Oil Filtration / Cooling
156
Circuit
157
Engine Coolant – Change
158
Engine Coolant – Draining
159
Engine Coolant ‒ Filling
161
Vent Line of Engine Coolant Circuit Replacement
162
Low-Temperature Circuit
163
Mixture Coolant – Change
164
Mixture Coolant – Draining
165
Mixture Coolant ‒ Filling
166
Wiring (General) for Engine/Gearbox/Unit
167
Sensors – Overview
168
8 Appendix A Abbreviations
172
Partner
174
9 Appendix B
175
Special Tools
175
Index
179
4
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MTU 12 V 4000 L62FB Specifications
General
Engine Type
Diesel
Configuration
V12
Bore
170 mm
Compression Ratio
16.5:1
Cooling System
Water-cooled
Aspiration
Turbocharged
Emissions Compliance
IMO Tier II
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