Challenger MT945E - Page 39

2.5.6 Installing the secondary fuel filter ........................................2-177
2.5.7 Removing the fuel / water separator ......................................2-177
2.5.8 Installing the fuel / water separator .......................................2-179
2.5.9 Priming the fuel system ...............................................2-181
2.5.10 Removing the diesel exhaust fluid system ................................2-182
2.5.11 Installing the diesel exhaust fluid system .................................2-184
2.6 Exhaust system components ..........................................2-187
2.6.1 Removing the exhaust system with the diesel exhaust fluid system ...............2-187
2.6.2 Installing the exhaust system with the diesel exhaust fluid system ...............2-193
2.6.3 Removing the exhaust system ..........................................2-199
2.6.4 Installing the exhaust system ...........................................2-202
2.7 SCR system ...........................................................2-205
2.7.1 Selective catalytic reduction (SCR) System .................................2-205
2.7.2 Supply module .....................................................2-205
2.7.3 Filling a diesel exhaust fluid tank ........................................2-206
2.7.4 DEF heater circuit fuse ...............................................2-206
2.7.5 DEF storage and shelf life .............................................2-206
2.7.6 Low diesel exhaust fluid (DEF)/AdBlue® level ...............................2-207
2.8 Fluid specifications ....................................................2-209
2.8.1 Oil specification .....................................................2-209
2.8.2 Fuel specifications ...................................................2-209
2.8.3 Coolant specification .................................................2-209
2.9 Safety instructions ....................................................2-210
2.10 To the user ..........................................................2-212
2.10.1 Engine type designations .............................................2-212
2.10.2 Location of the engine serial number ....................................2-213
2.10.3 Marking of the electronic control unit ....................................2-214
2.10.4 Lifting the engine ..................................................2-215
2.10.5 Starting the engine after major maintenance ...............................2-216
2.11 Engine construction ..................................................2-218
2.11.1 Engine overview ...................................................2-218
2.11.2 Technical data .....................................................2-220
2.11.2.1 Principal dimensions and data ...................................2-220
2.11.2.2 Fuel system ................................................2-220
2.11.2.3 Lubrication system ...........................................2-220
2.11.2.4 Cooling system ..............................................2-221
2.11.2.5 Electrical system ............................................2-221
2.11.2.6 SCR system technical data .....................................2-221
2.11.3 Cylinder block .....................................................2-221
2.11.4 Flywheel housing ..................................................2-222
2.11.5 Valve mechanism ..................................................2-222
2.11.6 Cylinder head .....................................................2-222
2.11.7 Crank mechanism ..................................................2-222
2.11.8 Timing gears ......................................................2-223
2.11.9 Lubrication system .................................................2-224
2.11.9.1 Oil pump ..................................................2-225
2.11.9.2 Oil filter and oil cooler .........................................2-225
2.11.10 Cooling system ...................................................2-226
2.11.10.1 Coolant pump ..............................................2-228
2.11.10.2 Thermostats ...............................................2-228
2.11.11 Air control system .................................................2-230
2.11.11.1 2 stage turbocharging ........................................2-231
2.11.11.2 Interstage charge air cooling ...................................2-231
2.11.11.3 Throttle valve ..............................................2-231
2.11.11.4 Exhaust gas recirculation system ................................2-232
2.11.12 Fuel system .....................................................2-232
2.11.13 SCR system overview ..............................................2-234
Table of contents
2-2 Articulated Tractor
79036231D