MTU 12V2000M91, Operating Instructions Manual

Page: 4 / 169

8.9 Sensors, Actuators and Injectors on the
Engine 99
8.9.1 Sensors and actuators – Overview 99
8.10 Charge-Air Cooling 109
8.10.1 Intercooler ‒ Checking condensate drain line
for coolant discharge and obstruction 109
8.11 Air Filter 110
8.11.1 Air filter – Replacement 110
8.11.2 Air filter – Removal and installation 111
8.12 Air Intake 112
8.12.1 Service indicator – Signal ring position check 112
8.12.2 Air flap – Check ease of movement 113
8.13 Exhaust Flap with Actuator 114
8.13.1 Exhaust flap – Check ease of movement 114
8.14 Starting Equipment 115
8.14.1 Starter – Condition check 115
8.15 Lube Oil System, Lube Oil Circuit 116
8.15.1 Engine oil – Level check 116
8.15.2 Engine oil – Change 117
8.16 Oil Filtration / Cooling 118
8.16.1 Oil dipstick — Marking 118
8.16.2 Engine oil filter – Replacement 119
8.16.3 Centrifugal oil filter and filter sleeve –
Cleaning and replacement 121
8.17 Coolant Circuit, General, High-Temperature
Circuit 124
8.17.1 Drain and venting points 124
8.17.2 Engine coolant – Level check 129
8.17.3 Engine coolant – Change 130
8.17.4 Engine coolant – Draining 131
8.17.5 Engine coolant ‒ Filling 132
8.17.6 HT coolant pump ‒ Relief bore check 133
8.17.7 Engine coolant – Sample extraction and
analysis 134
8.18 Raw Water Pump with Connections 135
8.18.1 Raw water pump – Priming 135
8.18.2 Raw water pump – Relief bore check 136
8.19 Belt Drive 137
8.19.1 Drive belt – Condition check 137
8.20 Battery-Charging Generator 138
8.20.1 Battery-charging generator drive – Drive belt
check and adjustment 138
8.20.2 Battery-charging generator drive – Drive belt
replacement 140
8.21 Engine Mounting / Support 141
8.21.1 Engine mounting – Checking condition of
resilient mounts 141
8.22 Universal Shaft 142
8.22.1 Universal shaft – Greasing 142
8.23 Wiring (General) for Engine/Gearbox/Unit 143
8.23.1 Engine cabling – Check 143
8.24 Accessories for (Electronic) Engine
Governor / Control System 144
8.24.1 Engine governor and connectors – Cleaning 144
8.24.2 Engine monitoring unit and connectors –
Cleaning 145
8.24.3 Start interlock limit switch – Check 146
8.24.4 Engine Control Unit – Plug connection check 147
8.24.5 Engine Monitoring Unit – Plug connection
check 148
8.24.6 Engine control system – Removal and
installation 149
8.25 Emergency Instrumentation (Local
Operating Panel) 150
8.25.1 LOP and connectors – Cleaning 150
8.25.2 LOP – Visual inspection 151
8.25.3 LOP – Test procedures 153
9 Appendix A
9.1 Abbreviations 155
9.2 MTU contact persons/service partners 158
10 Appendix B
10.1 Special Tools 159
10.2 Index 167
4 | Table of Contents | MW15409/04E 2015-08
DCL-ID: 0000039398 - 002