MTU 12 V 4000 L62FB, Operating Instructions Manual

Page: 49 / 181

5.2 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 standalone publication.
The task numbers in this table provide reference to the maintenance tasks specified in the Maintenance
Schedule.
Task Measures
W0501 Visually inspect engine for leaks and general condition. (→ Page 41)
W0509 Check machine room for smell of gas. (→ Page 129)
W0523 Check for abnormal running noises and vibrations. (→ Page 41)
W0527 Check engine oil level in storage tank. See manufacturer‘s documen-
tation
W1002 Check valve clearance and adjust if necessary. (→ Page 141)
W1005 Replace air filter. (→ Page 151)
W1008 Replace engine oil filter when changing engine oil, or when the
interval (years) is reached, at the latest. (→ Page 156)
W1089 Check gas lines for leaks, repair if required. (→ Page 150)
W1091 Check ignition timing, adjust if required. (→ Page 140)
W1382 Replace coolant vent line in engine coolant circuit (8/12/16V
only). (→ Page 162)
W1616 Replace spark plugs and seal in spark plug connector. (→ Page 132)
W1688 Replace spark plug connector. (→ Page 136)
W1689 Measure valve protrusion. (→ Page 144)
W1798 Replace fine filter. (→ Page 130)
W1813 Carry out visual inspection when replacing air filters. (→ Page 152)
W8660 Check emission values; adjust if required. Observe local emis-
sions standards. (→ Page 42)
Table 22: Maintenance task reference table [QL1]
MS150098/02E 2016-11 | Maintenance | 49
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