Inspection and checks after stopping the
engine ............................................... 3-24
Handling in cold climates ....................... 3-25
Pr
eparing for cold climates ................ 3-25
Cautions after operations ................... 3-25
After the cold climate ......................... 3-25
Handling rubber crawlers ....................... 3-26
Pr
ohibitions ........................................ 3-26
Cautions ............................................ 3-27
Pr
eventing the rubber crawlers from
coming off ......................................... 3-27
Transport .........................................4-1
Loading and unloading ............................ 4-2
Hoisting the machine ............................... 4-4
Securing the machine .............................. 4-5
Pr
ecautions to be taken during
transportation ...................................... 4-5
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 r
eplace the hydraulic oil ........ 5-6
List of consumables ............................. 5-7
List of tools .......................................... 5-8
List of tightening tor
ques .....................5-9
Safety-critical parts ................................ 5-10
Maintenance list ..................................... 5-12
W
alk-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 engine oil
5-17
Inspecting the water separator ........... 5-17
Inspecting the fuel level ...................... 5-18
Inspecting the hydraulic oil tank level
and r
eplenishing ................................ 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 .. 5-22
Inspecting and adjusting the
compr
essor belt (AC) .........................5-22
Every 50 hours ...................................... 5-24
Inspecting and adjusting the crawler
tension ..............................................5-24
Lubricating the slew bearing .............. 5-26
Draining the water fr
om the fuel tank .. 5-27
Inspecting the battery fluid level and
r
eplenishing ....................................... 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 hydraulic oil r
eturn filter 5-31
Replacing the pilot line filter
................ 5-32
Replacing the travel motor gear oil
..... 5-33
Every 250 hours .................................... 5-34
Replacing the engine oil and the oil filter
... 5-34
Inspecting and adjusting the fan belt .. 5-34
Inspecting and adjusting the
compr
essor belt (AC) ........................5-34
Cleaning the air cleaner .....................5-34
Cleaning the radiator fins and oil cooler
fins
.................................................... 5-35
Cleaning the air filters
......................... 5-36
Cleaning the condenser (AC) ............. 5-36
Inspecting the refrigerant (gas) level (AC)
.. 5-37
Every 500 hours .................................... 5-39
Replacing the fuel filter
....................... 5-39
Every 1000 hours .................................. 5-40
Replacing the hydraulic oil r
eturn filter 5-40
Replacing the pilot line filter
................ 5-40
Replacing the travel motor gear oil
..... 5-40
Cleaning the engine cooling system
... 5-40
Replacing the air cleaner element
...... 5-42
Replacing the air br
eather filter (If
equipped) .......................................... 5-43
Inspecting and adjusting the engine
valve clearance ..................................5-43
Retightening the engine cylinder head bolt
5-43
Every 1500 hours .................................. 5-44
Inspecting and cleaning the engine fuel
injectors ............................................. 5-44
Inspecting the crankcase breather system
5-44
Every 2000 hours .................................. 5-45
Lapping the engine valve seats ..........5-45
Every 4000 hours .................................. 5-46
Replacing the hydraulic oil and
cleaning the suction strainer .............. 5-46
When r
equired ....................................... 5-48
Replacing the bucket teeth and the side
cutters ...............................................5-48
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