6 Maintenance
6.1 Maintenance task reference table [QL1]
The maintenance tasks and intervals for this product are defined in the Maintenance Schedule. The Mainte-
nance 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.
(→ Page 116)
W0501
Visually inspect engine for leaks and general condition.
(→ Page 37)
W0502
Check intercooler drain.
(→ Page 111)
W0503
Check service indicator of air filter.
(→ Page 114)
W0505
Check relief bores of coolant pump(s).
(→ Page 124)
W0506
Check engine for abnormal running noises, exhaust color and
vibrations.
(→ Page 37)
W0507
Drain water and contaminants from fuel prefilter.
(→ Page 104)
W0508
Check reading on differential pressure gage of fuel prefilter.
(→ Page 103)
W0534
Carry out test run, minimum duration: until steady-state tem-
perature is reached, no less than 1/3 load (monthly).
(→ Page 72)
W1001
Replace fuel filter or fuel filter element.
(→ Page 102)
W1002
Check valve clearance.
(→ Page 80)
W1003
Check belt condition and tension, replace if necessary.
(→ Page 132)
W1005
Replace air filter.
(→ Page 112)
W1006
Replace injectors.
(→ Page 88)
W1007
Replace fuel injection pump(s).
(→ Page 85)
W1008
Replace engine oil filter when changing engine oil, or when the
time limit (years) is reached, at the latest.
(→ Page 118)
W1010
Coolant cooler: Check exterior of cooler elements for dirt.
(→ Page 130)
W1011
Perform endoscopic examination.
(→ Page 73)
W1056
Replace fuel pressure maintaining valve.
(→ Page 99)
W1178
Replace pressure pipe neck in cylinder head.
(→ Page 94)
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