Maintenance; Maintenance Task Reference Table [Ql1] - MTU 12V4000M73 series Operating Instructions Manual

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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 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
W0500
W0501
W0502
W0503
W0505
W0506
W0507
W0508
W1001
W1002
W1005
W1006
W1008
W1009
W1011
W1016
W1029
W1036
W1047
W1076
W1244
W1245
W1246
W1463
Table 2: Maintenance task reference table [QL1]
126 | Maintenance | MS150045/03E 2018-08
Maintenance tasks
Check engine oil level.
Visually check engine for leaks and general condition.
Check intercooler condensate drain (if applicable).
Check service indicator on air filter.
Check relief bores of coolant pump(s).
Check for abnormal running noise, exhaust discoloration and vi-
brations.
Drain water and dirt from fuel prefilter (if applicable).
Check reading on differential pressure gage of fuel prefilter (if
applicable).
Replace fuel filter or fuel filter element.
Check valve clearance.
Replace air filter.
Replace 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), at each engine oil change, at the latest.
Perform endoscopic inspection of combustion chambers.
Battery-charging generator: Check condition of coupling.
Check air pipework between air filter and turbocharger for
leaks and damage.
Replace coolant filter.
Check and clean oil indicator filter.
Exhaust turbocharger: Clean compressor wheel.
Check operation of rod electrode (if applicable).
Check alarm function of differential pressure gauge (if fitted).
Check pump capacity (if fitted).
Check general condition of the engine mounting (visual inspec-
tion).
(→ Page 214)
(→ Page 104)
(→ Page 207)
(→ Page 211)
(→ Page 235)
(→ Page 104)
(→ Page 104)
(→ Page 195)
(→ Page 193)
(→ Page 178)
(→ Page 209)
(→ Page 185)
(→ Page 220)
(→ Page 225)
(→ Page 171)
(→ Page 238)
(→ Page 212)
No longer fitted.
(→ Page 223)
(→ Page 203)
(→ Page 243)
(→ Page 242)
(→ Page 244)
(→ Page 239)

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