MTU 12V4000L62FB, Operating Instructions Manual

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Table of Contents
1 Safety
1.1 Important provisions for all products 5
1.2 Correct use of all products 7
1.3 Personnel and organizational requirements 8
1.4 Initial start-up and operation – Safety
regulations 9
1.5 Safety regulations for startup and operation,
specific information for gaseous fuel or dual
fuel supply applications
11
1.6 Assembly, maintenance, and repair work –
Safety regulations 13
1.7 Safety regulations for assembly,
maintenance and servicing work, specific
information for gaseous fuel and dual fuel
supply or applications
17
1.8 Fire and environmental protection, fluids
and lubricants 18
1.9 Fire prevention and environmental
protection, fluids and lubricants, auxiliary
materials, specific information for gaseous
fuel supply in gaseous-fuel or dual-fuel
applications
20
1.10 Standards for warning notices in the text
and highlighted information 21
2 Transport
2.1 Transport 22
2.2 Lifting specifications 23
2.3 Crankshaft transport locking device 24
3 General Information
3.1 Engine side and cylinder designations 26
3.2 Engine – Overview 27
3.3 Monitoring, Control and Regulation
Equipment 29
3.3.1 Gas engine phase 3 system – Overview 29
3.3.2 Purpose of the units 31
3.3.3 Sensors – Overview 33
3.3.4 Engine wiring – Overview 37
4 Technical Data
4.1 12V 4000 L62FB, 16V 4000 L62FB engine
data, fuel-optimized (TA-Luft) 42
4.2 Firing order 46
4.3 Engine – Main dimensions 47
5 Operation
5.1 Runtimes at partial load 48
5.2 Putting the engine into operation after
extended out-of-service periods (>3 months) 49
5.3 Putting the engine into operation after
scheduled out-of-service-period 50
5.4 Re-starting the engine following an
automatic safety shutdown 51
5.5 Control, starting and stopping sequences 52
5.6 Engine – Start 54
5.7 Operational checks 55
5.8 Emission values – Check 56
5.9 Engine – Shutdown 58
5.10 Engine – Emergency shutdown 59
5.11 After stopping the engine – Engine remains
ready for operation 60
5.12 After stopping the engine – Putting the
engine out of operation 61
6 Maintenance
6.1 50-hours check 62
6.2 Maintenance task reference table [QL1] 63
7 Troubleshooting
7.1 Fault messages – Key 64
7.2 Fault messages in genset control system log 66
7.3 Engine Control Unit – Fault messages 105
8 Task Description
8.1 Engine 141
8.1.1 Engine – Barring manually 141
8.1.2 Checking machine room for smell of gas 142
8.2 Crankcase Breather 143
8.2.1 Oil separator – Filter replacement 143
8.2.2 Crankcase breather – Pressure control check
and adjustment 145
8.3 Ignition System 146
8.3.1 Spark plug – Replacement 146
8.3.2 Spark plug – Removal 147
8.3.3 Spark plug – Installation 148
8.3.4 Spark plug connector – Replacement 150
8.3.5 Spark plug connector ‒ Removal 151
8.3.6 Spark plug connector – Installation 152
8.3.7 Ignition system – Ignition timing check 154
8.4 Valve Drive 155
8.4.1 Valve clearance – Check and adjustment 155
8.4.2 Valve protrusion – Measurement 158
MS150098/03E 2018-04 | Table of Contents | 3
DCL-ID: 0000010330 - 005