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. (→ Page 110)
W0501 Visually inspect engine for leaks and general condition. (→ Page 60)
W0502 Check intercooler drain(s). (→ Page 60)
W0503 Check maintenance indicator of air filter. (→ Page 60)
W0505 Check relief bores of water pump(s). (→ Page 60)
W0506 Check engine for abnormal running noises, exhaust color and
vibrations.
(→ Page 60)
W0507 Drain water and contaminants from fuel prefilter. (→ Page 60)
W0508 Check reading on differential pressure gage of fuel prefilter. (→ Page 60)
W1001 Replace fuel filter or fuel filter element. (→ Page 96)
W1002 Check valve clearance. (→ Page 89)
W1003 Check belt condition and tension, replace if necessary. (→ Page 130)
W1005 Replace air filter. (→ Page 106)
W1006 Replace fuel injectors. (→ Page 92)
W1008 Replace engine oil filter when changing engine oil, or when the
interval (years) is reached, at the latest.
(→ Page 112)
W1009 Check layer thickness of oil residue, clean and replace filter
sleeve when oil is changed at the latest.
(→ Page 114)
W1011 Perform endoscopic examination. (→ Page 82)
W1036 Replace coolant filter. (→ Page 128)
W1139 Replace paper or fabric element in fine oil spray separator. (→ Page 87)
W1140 Clean wire meshes of crankcase breather. (→ Page 86)
W1244 Check function of rod electrode. (→ Page 134)
W1245 Check alarm function of differential pressure gage. (→ Page 133)
W1246 Check pump capacity. (→ Page 135)
Table 2: Maintenance task reference table [QL1]
68 | Maintenance | M015650/05E 2014-03
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