Table of Contents
1 Safety
1.1 Important provisions for all products 5
1.2 Correct use of all products 6
1.3 Personnel and organizational requirements 7
1.4 Safety regulations for initial start-up and
operation 8
1.5 Safety regulations for startup and operation,
specific information for gaseous fuel or dual
fuel supply applications 10
1.6 Safety regulations for maintenance and
repair work 12
1.7 Safety regulations for maintenance and
servicing work, specific information for
gaseous fuel and dual fuel supply or
applications
16
1.8 Fire prevention and environmental
protection, fluids and lubricants, indirect
materials 17
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
19
1.10 Standards for safety notices in the text 20
2 Transport
2.1 Transport 21
3 Product Summary
3.1 Engine layout 22
3.2 Engine side and cylinder designations 24
3.3 Engine – Main dimensions 25
3.4 Firing order 26
3.5 Technical Data 27
3.5.1 12V 4000 L62FB, 16V 4000 L62FB engine
data, fuel-optimized (TA-Luft) 27
3.6 Monitoring, Control and Regulation
Equipment 31
3.6.1 Gas engine phase 3 system – Overview 31
3.6.2 Purpose of the units 33
4 Operation
4.1 Runtimes at partial load 35
4.2 Putting the engine into operation after
extended out-of-service periods (>3 months) 36
4.3 Putting the engine into operation after
scheduled out-of-service-period 37
4.4 Control, starting and stopping sequences 38
4.5 Engine – Start 40
4.6 Operational checks 41
4.7 Emission values – Check 42
4.8 Engine – Shutdown 44
4.9 Engine – Emergency shutdown 45
4.10 After stopping the engine – Engine remains
ready for operation 46
4.11 After stopping the engine – Putting the
engine out of operation 47
5 Maintenance
5.1 50-hours check 48
5.2 Maintenance task reference table [QL1] 49
6 Troubleshooting
6.1 Fault messages - Key 50
6.2 Fault messages on genset control system log 52
6.3 Engine governor – Fault messages 92
7 Task Description
7.1 Engine 128
7.1.1 Engine – Barring manually 128
7.1.2 Checking machine room for smell of gas 129
7.2 Crankcase Breather 130
7.2.1 Oil separator – Filter replacement 130
7.3 Ignition System 132
7.3.1 Spark plug – Replacement 132
7.3.2 Spark plug – Removal 133
7.3.3 Spark plug – Installation 134
7.3.4 Spark plug connector – Replacement 136
7.3.5 Spark plug connector ‒ Removal 137
7.3.6 Spark plug connector – Installation 138
7.3.7 Ignition system – Ignition timing check 140
7.4 Valve Drive 141
7.4.1 Valve clearance – Check and adjustment 141
7.4.2 Valve protrusion – Measurement 144
7.4.3 Valve gear – Lubrication 147
7.4.4 Cylinder head cover ‒ Removal 148
7.4.5 Cylinder head cover ‒ Installation 149
7.5 Gas System 150
7.5.1 Gas supply - Checking gas lines for leaks 150
7.6 Air Filter 151
7.6.1 Air filter – Replacement 151
7.6.2 Air filter – Removal and installation 152
MS150098/02E 2016-11 | Table of Contents | 3
DCL-ID: 0000010330 - 004