Valtra T2 Versu Series, Operator'S Manual

Page: 12 / 36

4.7.4.12 Changing transmission oil filters...............................................286
4.7.4.13 Changing hydraulic system oil filters........................................287
4.7.4.14 Checking the oil level in the front axle differential.....................287
4.7.4.15 Checking the oil level in front axle hubs...................................288
4.7.4.16 Changing front PTO housing oil and washing oil filter..............289
4.7.4.17 Checking front PTO rubber couplings.......................................290
4.7.4.18 Checking and greasing the trailer air-pressure brake
system......................................................................................290
4.7.4.19 Checking the air pressure system's automatic water
draining.....................................................................................290
4.7.5 Maintenance every 1000 hours or yearly.......................................................291
4.7.5.1
Changing oil in the hydraulic system........................................291
4.7.5.2 Changing oil in the front axle differential...................................293
4.7.5.3 Changing oil in the front axle hubs...........................................294
4.7.5.4 Changing the cab ventilation air filter........................................295
4.7.5.5 Changing the recirculation filter................................................296
4.7.5.6 Changing the fuel filter..............................................................296
4.7.5.7 Changing the fuel prefilter.........................................................297
4.7.5.8 Changing engine air filters........................................................299
4.7.5.9 Greasing the flywheel ring gear................................................301
4.7.5.10 Checking the front wheel toe-in................................................301
4.7.5.11 Adjusting toe-in of front wheels.................................................302
4.7.5.12 Adjusting engine valves............................................................302
4.7.5.13 Changing the hydraulics breather.............................................302
4.7.5.14 Checking the power shuttle operation......................................303
4.7.5.15 Tightening frame nuts and bolts...............................................303
4.7.6 Maintenance every 2000 hours or every other year.......................................303
4.7.6.1
Changing oil in the transmission system..................................303
4.7.6.2 Changing the transmission breather.........................................305
4.7.6.3 Changing the brake fluid in unboosted brake system ..............306
4.7.6.4 Bleeding the unboosted brake system......................................307
4.7.6.5 Changing oil in boosted brake system......................................309
4.7.6.6 Bleeding the brake system when the tractor is equipped
with boosted brakes..................................................................309
4.7.6.7 Changing oil in the front axle brake system..............................311
4.7.6.8 Cleaning the cooling system.....................................................311
4.7.6.9 Checking the engine vibration damper.....................................314
4.7.6.10 Maintaining the air conditioning................................................315
4.7.6.11 Checking the refrigerant condition............................................316
4.8 Checks and adjustments..................................................................................317
4.8.1 Changing tyres...............................................................................................317
4.8.1.1
Setting the tyre parameter........................................................317
4.8.1.2 Tyre parameters.......................................................................318
4.8.1.3 Calibrating speed sensors........................................................319
4.8.2 Track widths...................................................................................................321
4.8.2.1
Agricultural front axle track widths............................................321
4.8.2.2 Industrial front axle track widths...............................................322
4.8.2.3 Rear axle track widths..............................................................323
4.8.3 Using chains...................................................................................................323
4.8.4 Using twin-mounted wheels...........................................................................324
4.8.5 Engine............................................................................................................324
4.8.5.1
Bleeding the fuel system...........................................................324
4.8.6 Electrical system............................................................................................325
4.8.6.1
Safety precautions for the electrical system.............................325
4.8.6.2 Checking the battery.................................................................325
4.8.6.3 Alternator..................................................................................326
4.8.6.4 Protecting the electrical system before welding........................326
4.8.6.5 Fuses and relays......................................................................327
4.8.6.6 Fuses and relays in the electric centre.....................................328
4.8.6.7 Engine induction air preheater fuse..........................................330
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