7.10 Charge-Air Cooling 99
7.10.1 Charge-air cooler – Check water drain for
coolant leakage and absence of restrictions 99
7.11 Starting Equipment 100
7.11.1 Starter – Condition check 100
7.11.2 Cold start system with ether injection – Check 101
7.12 Air Intake 102
7.12.1 Service indicator – Check 102
7.13 Lube Oil System, Lube Oil Circuit 103
7.13.1 Engine oil – Level check 103
7.13.2 Engine oil – Change 104
7.13.3 Engine oil – Sample extraction and analysis 106
7.14 Oil Filtration / Cooling 107
7.14.1 Engine oil filter – Replacement 107
7.14.2 Oil indicator filter – Check 108
7.14.3 Centrifugal oil filter – Cleaning and filter
sleeve replacement 110
7.15 Coolant Circuit, General, High-
Temperature Circuit 112
7.15.1 Engine coolant – Level check 112
7.15.2 Engine coolant – Change 113
7.15.3 Engine coolant – Draining 114
7.15.4 Engine coolant – Filling 115
7.15.5 Engine coolant pump – Relief bore check 117
7.15.6 Coolant filter – Replacement 118
7.15.7 Engine coolant – Sample extraction and
analysis 119
7.16 Low-Temperature Circuit 120
7.16.1 Charge-air coolant – Level check 120
7.16.2 Charge-air coolant – Change 121
7.16.3 Charge-air coolant – Drainage 122
7.16.4 Charge-air coolant – Filling 123
7.16.5 Charge-air coolant pump – Relief bore check 126
7.17 Engine Mounting / Support 127
7.17.1 Engine mounting – Check 127
7.18 Belt Drive 128
7.18.1 Drive belt – Condition check 128
7.19 Battery-Charging Generator 129
7.19.1 Battery-charging generator – Condition check 129
7.19.2 Battery-charging generator – Check 130
7.19.3 Battery-charging generator – Removal and
installation 131
7.19.4 Battery-charging generator – Drive belt and
belt tensioner replacement 133
7.19.5 Battery-charging generator – Drive belt
tension adjustment 135
7.20 Fan Drive 136
7.20.1 Fan drive – Adjust and check drive belt
tension 136
7.20.2 Fan drive – Drive belt replacement 138
7.21 Auxiliary PTO 139
7.21.1 Compressor – Check 139
7.22 Wiring (General) for Engine/Gearbox/Unit 140
7.22.1 Engine wiring – Check 140
7.23 Accessories for (Electronic) Engine
Governor / Control System 141
7.23.1 DDEC and connectors – Cleaning 141
7.23.2 DDEC – Checking plug-in connections 143
8 Appendix A
8.1 Abbreviations 144
8.2 MTU contact persons/service partners 147
9 Appendix B
9.1 Special Tools 148
9.2 Index 154
4 | Table of Contents | MS150049/02E 2012-11
DCL-ID: 0000017488 - 004
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