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5 Maintenance
5.1 Maintenance task reference table [QL1]
The maintenance tasks and intervals for this product are defined in the Maintenance Schedule. The
Maintenance Schedule is a stand-alone publication.
The task numbers in this table provide reference to the maintenance tasks specified in the Maintenance
Schedule.
Task
W0500
W0501
W0502
W0503
W0505
W0506
W0507
W0508
W1001
W1002
W1003
W1005
W1006
W1008
W1009
W1011
W1036
W1139
W1140
W1244
W1245
W1246
Table 1: Maintenance task reference table [QL1]
52 | Maintenance | M015700/06E 2012-06
Measures
Check engine oil level
Visually inspect engine for leaks and general condition
Check intercooler drain (if applicable)
Check maintenance indicator of air filter
Check relief bores of coolant pump(s)
Check engine for abnormal running noises, exhaust color
and vibrations
Drain water and dirt from fuel prefilter (if fitted)
Check contamination indicator of fuel prefilter (if fitted)
Replace fuel filter or fuel filter element
Check valve clearance
Check drive belt condition and tension, replace if necessary
Replace air filter
Replace fuel injectors
Replace engine oil filter at each oil change or when the time
limit (years) is reached, at the latest
Check layer thickness of oil residue, clean and replace filter
sleeve (if fitted) during every oil change at the latest (if fitted)
Perform endoscopic inspection of combustion chambers
Replace coolant filter
Replace paper or knitted fabric insert (if installed) of oil mist
separator
Clean wire meshes of crankcase breather
Check operation of rod electrode (if fitted)
Differential-pressure gauge, check alarm function (if applica‐
ble)
Check pump performance (if applicable)
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Troubleshooting
