0-6
Cautions after operations ................... 3-29
After the cold climate ......................... 3-29
Handling rubber crawlers ....................... 3-30
Prohibitions ........................................
3-30
Cautions ............................................ 3-31
Preventing the rubber crawlers from
coming off .........................................
3-31
Transport .........................................4-1
Loading and unloading ............................ 4-2
Hoisting the machine ............................... 4-4
Securing the machine .............................. 4-6
Precautions to be taken during
transportation ...................................... 4-6
Maintenance ....................................5-1
General .................................................... 5-2
Maintenance overview ......................... 5-2
Cautions on maintenance .................... 5-2
Service data ............................................ 5-4
Fuel and lubricant table ........................ 5-4
Regularly replace the hydraulic oil ........ 5-
6
List of consumables ............................. 5-7
List of tools .......................................... 5-8
List of tightening torques .....................
5-9
Safety-critical parts ................................ 5-10
Maintenance list ..................................... 5-12
Walk-around inspection .........................
5-14
Inspecting by opening the engine hood
and covers ........................................ 5-14
Inspecting by walking around the machine
5-15
Inspecting while sitting in the operator’s
seat ................................................... 5-15
Daily inspection (every 10 hours) ............ 5-16
Inspecting and replenishing the coolant
... 5-16
Inspecting and replenishing the engine oil
5-17
Inspecting the water separator ........... 5-17
Inspecting the fuel level ...................... 5-18
Inspecting the hydraulic oil tank level
and replenishing ................................
5-18
Lubricating the working equipment ....5-20
After the initial 50 hours (only for new
machines) .............................................. 5-21
Replacing the engine oil and the oil filter
... 5-21
Inspecting and adjusting the fan belt .. 5-2
2
Replacing the hydraulic oil return filter
5-23
Every 50 hours ...................................... 5-24
Inspecting and adjusting the crawler
tension ..............................................5-24
Lubricating the slew bearing .............. 5-26
Draining the water from the fuel tank .. 5-2
7
Inspecting the battery fluid level and
replenishing .......................................
5-28
Every 100 hours .................................... 5-30
Cleaning the water separator .............5-30
After the initial 250 hours (only for new
machines) .............................................. 5-31
Replacing the travel motor gear oil ..... 5-3
1
Every 250 hours .................................... 5-32
Replacing the engine oil and the oil filter
... 5-32
Inspecting and adjusting the fan belt .. 5-3
2
Cleaning the air cleaner .....................5-32
Cleaning the radiator fins and oil cooler
fins ....................................................
5-34
Every 500 hours .................................... 5-35
Replacing the hydraulic oil return filter
5-35
Replacing the fuel filter .......................
5-35
Every 1000 hours .................................. 5-36
Replacing the travel motor gear oil ..... 5-3
6
Cleaning the engine cooling system ... 5-3
6
Replacing the air cleaner element ...... 5-3
8
Inspecting and adjusting the engine
valve clearance ..................................5-39
Retightening the engine cylinder head bolt
5-39
Every 1500 hours .................................. 5-40
Inspecting and cleaning the engine
fuel injectors ...................................... 5-40
Inspecting the crankcase breather system
5-40
Every 2000 hours .................................. 5-41
Lapping the engine valve seats ..........5-41
Every 4000 hours .................................. 5-42
Replacing the hydraulic oil and
cleaning the suction strainer .............. 5-42
When required .......................................
5-44
Replacing the bucket teeth and the
side cutters ....................................... 5-44
Replacing the bucket ......................... 5-47
Inspecting and replenishing
the windshield washer fluid ................
5-49
Lubricating the levers ......................... 5-50
Inspecting the rubber crawlers ........... 5-51
Replacing the rubber crawlers ........... 5-52
Tilting up the platform ............................
5-54
Maintenance during extended storage period
5-55
Troubleshooting ...............................6-1
Symptoms that are not malfunctions ....... 6-2
If the engine overheats ............................. 6-3
If the battery goes dead ........................... 6-4
If a fuse blows ......................................... 6-6