Table of contents
BiG X 780
Original operating instructions 150000767_11_en-GB 11
22.2.19 Maintenance – Every 1,000 hours, at least after the season...................................................451
22.2.20 Maintenance - Every 1000 hours, at least every 2 years.........................................................452
22.2.21 Maintenance – Every 2,000 hours, at least once a year..........................................................452
22.2.22 Maintenance – Every 2 years ..................................................................................................453
22.2.23 Maintenance – Every 3 years ..................................................................................................453
22.2.24 Maintenance – Every 4,000 hours, at least every four years...................................................453
22.2.25 Maintenance – As needed .......................................................................................................453
22.3 Tightening torques ...................................................................................................................454
22.4 Cleaning the machine ..............................................................................................................457
22.5 Compressed air connections to clean with compressed air.....................................................458
22.6 Swivel the ladder to the cabin to the side ................................................................................459
22.7 Securing cabin lift.....................................................................................................................460
23 Maintenance - Engine ............................................................................................................462
23.1 Overview of engine ..................................................................................................................463
23.2 Dirt deposits in engine compartment .......................................................................................463
23.2.1 Cleaning engine compartment with compressed air ................................................................464
23.3 Engine oil level.........................................................................................................................464
23.3.1 Checking engine oil level ........................................................................................................464
23.3.2 Topping up engine oil...............................................................................................................465
23.4 Cleaning fuel tank ....................................................................................................................466
23.5 Fuel prefilter/water separator ...................................................................................................466
23.5.1 Changing the fuel filter element ...............................................................................................467
23.5.2 Draining condensation water out of the fuel prefilter................................................................467
23.6 Refuelling .................................................................................................................................468
23.7 Topping up urea solution .........................................................................................................469
23.8 Venting the fuel prefilter/water separator .................................................................................470
23.9 Vent the diesel engine fuel system ..........................................................................................471
23.10 Engine coolant .........................................................................................................................472
23.11 Checking the engine coolant level ...........................................................................................472
23.12 Checking engine piping............................................................................................................474
23.12.1 Checking pipework in the air conditioning and heating system ...............................................474
23.12.2 Checking tubing in engine cooling system...............................................................................475
23.12.3 Checking pipework in air intake and charge air .......................................................................476
23.12.4 Check pipework of the exhaust aftertreatment system ............................................................477
23.12.5 Checking fuel lines...................................................................................................................477
23.13 Cleaning air filter ......................................................................................................................478
23.14 Replacing safety cartridge .......................................................................................................479
23.15 Maintaining the air dryer ..........................................................................................................479
23.16 Shutting down the diesel engine ..............................................................................................480
24 Maintenance – Compressed Air System..............................................................................481
24.1 Drain condensation water from the compressed air tank.........................................................481
24.2 Retighten tensioning straps at the compressed air tank ..........................................................482
25 Maintenance – Basic Machine ..............................................................................................483
25.1 Cleaning the windows and outside rear-view mirrors of the cabin...........................................483
25.2 Checking/refilling windscreen washer system .........................................................................484
25.3 Maintaining air conditioning and heating..................................................................................485
25.3.1 Components of air conditioning ...............................................................................................485
25.3.2 Replacing/cleaning fresh air filter.............................................................................................486
25.3.3 Replacing/cleaning circulation filter..........................................................................................486
25.4 Cleaning cooler and cooler compartment ................................................................................487
25.5 Draining coolant .......................................................................................................................488
25.6 Maintaining chassis..................................................................................................................489
25.6.1 Checking attachment of steering cylinder ................................................................................489
25.6.2 Checking fitting of track rod .....................................................................................................489
25.6.3 Checking the hub cover of the rear axle, with front wheel drive version..................................490
25.6.4 Checking the hub bearing of the rear axle, for the front-wheel drive version...........................490
25.6.5 Checking attachment of wheel hub gearbox............................................................................491
25.7 Maintaining brake (Bosch) .......................................................................................................492
25.8 Maintaining belt drives ............................................................................................................493