4.7.5.6 Changing engine air filters........................................................ 360
4.7.5.7 Changing the selective catalytic reduction system supply
module main filter..................................................................... 362
4.7.5.8 Checking the front wheel toe-in................................................ 363
4.7.5.9 Adjusting the front wheel toe-in................................................ 364
4.7.5.10 Changing the hydraulic breather...............................................364
4.7.5.11 Checking the power shuttle operation...................................... 365
4.7.6 Maintenance every 2400 hours or every other year.......................................365
4.7.6.1 Changing oil in the transmission system.................................. 365
4.7.6.2 Changing the transmission breather.........................................367
4.7.6.3 Cleaning the suction strainer.................................................... 367
4.7.6.4 Bleeding the brake system....................................................... 368
4.7.6.5 Bleeding the front axle brake system........................................370
4.7.6.6 Cleaning the cooling system.....................................................371
4.7.6.7 Checking the engine vibration damper..................................... 373
4.7.6.8 Maintaining the air conditioning................................................ 374
4.8 Checks and adjustments..................................................................................374
4.8.1 Changing tyres............................................................................................... 374
4.8.1.1 Setting the tyre parameter........................................................ 375
4.8.1.2 Tyre parameters....................................................................... 376
4.8.1.3 Calibrating speed sensors........................................................ 377
4.8.2 Track widths................................................................................................... 379
4.8.2.1 Front axle track widths..............................................................380
4.8.2.2 Rear axle track widths.............................................................. 380
4.8.3 Using chains...................................................................................................381
4.8.4 Using twin-mounted wheels........................................................................... 381
4.8.5 Engine............................................................................................................ 382
4.8.5.1 Bleeding the fuel system...........................................................382
4.8.6 Electrical system............................................................................................ 383
4.8.6.1 Safety precautions for the electrical system............................. 383
4.8.6.2 Checking the battery.................................................................383
4.8.6.3 Alternator.................................................................................. 384
4.8.6.4 Protecting the electrical system before welding........................384
4.8.6.5 Fuses and relays...................................................................... 385
4.8.6.6 Fuses and relays in the cab electric centre.............................. 385
4.8.6.7 Fuses and relays in the roof electric centre.............................. 393
4.8.6.8 Fuses and relays in the main electric centre............................ 396
4.8.6.9 Fuses and relays in the engine electric centre......................... 398
4.8.6.10 Adjusting headlights..................................................................400
4.8.7 Power transmission system............................................................................401
4.8.7.1 Changing the rear power take-off shaft.................................... 401
4.8.7.2 Checking the transmission ratio of a power take-off driven
trailer.........................................................................................402
4.8.8 Steering system..............................................................................................402
4.8.8.1 Adjusting the steering angle..................................................... 402
4.8.8.2 Calibrating the steering angle................................................... 403
4.8.9 Cab and shields..............................................................................................405
4.8.9.1 Cleaning the cab ventilation air filter.........................................405
4.8.9.2 Adjusting steps for driving off-road........................................... 406
4.8.9.3 Checking and adjusting front mudguards................................. 407
4.8.9.4 Adjusting flexible front mudguards............................................408
4.8.10 Towing devices...............................................................................................409
4.8.10.1 Adjusting lifting links of the pick-up hitch.................................. 409
4.8.10.2 Maintaining the automatic jaw of the wagon towing device...... 410
5 Troubleshooting..................................................................................411
5.1 Handling error situations.................................................................................. 411
5.2 Warnings on the Proline instrument panel display...........................................411
5.3 Identifying a blocked transmission or hydraulic system filter........................... 412
5.4 Viewing service codes..................................................................................... 414
Contents
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