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7
Care and Maintenance
7.7.4
Inspection plan
Work to be carried out by trained specialist dealer
personnel.
O = Checking, maintenance
X = Replace
Perform work with machine at operating temperature
1 Check whether machine-specific instruction book is in the machine.
2 Change engine oil.
3 Change engine oil filter.
4 Drain water from fuel tank.
5 Change fuel filter.
6 Check the air intake.
7 Replace air filter main cartridge.
8 Replace air filter safety cartridge.
9 Clean cooling fins on the hydraulic oil cooler.
Machine damage
due to strong accumulation of dust.
• Shorten the cleaning intervals.
10 Clean cooling fins of water cooler (combined cooler).
Machine damage
due to strong accumulation of dust.
• Shorten the cleaning intervals.
11 Check antifreeze level in coolant.
12 Change coolant.
13 Check V-belt tension.
14 Check engine mounts and pump attachments.
15 Check engine speed adjustment, upper and lower idling speeds.
16 Check valve lash of engine and adjust if necessary.
17 Check injection valves.
18 Check crankcase breather in valve cover.
19 Check acid level and battery connections.
20 Check condition of tires, tire pressure and tightness of wheel nuts.
21 Check fastening of axles and propeller shaft.
22 Check bearing bushings and bolts of work equipment and replace if
necessary.
23 Check bushings and bolts of the articulation and the articulated
steering and replace if necessary.
24 Check that door catches function perfectly, and replace if necessary.
25 Clean or replace the dust filter for cab ventilation.
26 Check electrical indicating and warning elements and lighting
equipment.
27 Check smooth running of operator controls and adjust if necessary.
Table 29 Inspection plan
1
At least once every two years.
2
Extension of oil change intervals according to oil sample analysis and laboratory report
3
Within warranty.
70
Operating hours
min.
2 x
after
every
every
every
annu-
ally
100
500
1000
2000
O
O
X
X
O
O
O
X
O
O
according to service
indicator
1
as required
O
O
O
O
O
O
1
as required
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
X
O
O
O
O
7.2, 60.
Operating Instructions Wheel Loader TL120
min.
1 x
annu-
Chapter
ally
X
7.8.1.2, 72
X
7.8.2, 74
7.8.4.5, 78
X
7.8.4.4, 77
7.8.5, 78
X
7.8.5.5, 80
7.8.5.4, 79
O
7.8.3.2, 74
7.8.3.4, 75
7.8.6.2, 82
O
7.8.7, 84
7.8.7, 84
7.8.15.1, 93
7.8.13, 92
X
7.8.16.1, 95
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