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
Maintenance tasks
W0500
Check engine oil level
W0501
Visually inspect engine for leaks and general condition
W0502
Check intercooler drain (if fitted)
W0503
Check signal ring position of service indicator on air filter
W0504
Check HP fuel pump weep holes
W0505
Check relief bores of coolant pump(s)
W0506
Check engine for abnormal running noises, exhaust color
and vibrations
W0507
Drain water and contaminants from fuel prefilter (if fitted)
W0508
Check reading on differential pressure gauge of fuel prefilter
(if fitted)
W0534
Carry out test run, minimum duration: until steady-state tem‐
perature is reached, no less than 1/3 load (monthly)
W1001
Replace fuel filter or fuel filter element
W1002
Check valve clearance
W1003
Check drive belt condition and tension, replace if necessary
W1005
Replace air filter
W1006
Replace fuel injectors
W1008
Replace engine oil filter at each oil change or when the time
limit (years) is reached, at the latest
W1009
Check layer thickness of oil residue, clean and replace filter
sleeve (if fitted)
W1011
Perform endoscopic inspection of combustion chambers
W1046
Crankcase breather: Replace filter or filter element
Table 1: Maintenance task reference table [QL1]
MS150064/01E 2011-11 | Maintenance | 47
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