Operating instructions

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 Measures
W0500 Check engine oil level (→ Page 155)
W0501 Visually inspect engine for leaks and general condition (→ Page 96)
W0502 Check intercooler drain (if fitted) (→ Page 147)
W0503 Check air filter service indicator (→ Page 152)
W0504 Check HP fuel pump telltale bores (→ Page 96)
W0505 Check relief bores of coolant pump(s) (→ Page 170)
W0506 Check engine for abnormal running noises, exhaust color
and vibrations
(→ Page 96)
W0507 Drain water and dirt from fuel prefilter (if fitted) (→ Page 96)
W0508 Check contamination indicator reading on fuel prefilter (if fit‐
ted)
(→ Page 96)
W1001 Replace fuel filter or fuel filter element (→ Page 137)
W1005 Replace air filter (→ Page 148)
W1006 Replace fuel injectors (→ Page 129)
W1008 Replace engine oil filter at each oil change or when the time
limit (years) is reached, at the latest
(→ Page 159)
W1009 Check layer thickness of oil residue, clean and replace filter
sleeve (if fitted)
(→ Page 161)
W1011 Perform endoscopic inspection of combustion chambers (→ Page 114)
W1012 Crankcase breather, 8V only: Replace filter (→ Page 119)
W1014 Crankcase breather, 12/16V only: Replace filter (→ Page 119)
W1016 Battery-charging generator: Check condition of coupling (→ Page 173)
W1029 Check air pipework between air filter and turbocharger for
leaks and damage
(→ Page 154)
W1076 Exhaust turbocharger: Clean compressor wheel (→ Page 145)
W1207 Check valve clearance, adjust if necessary. IMPORTANT!
First adjustment after 1,000 operating hours!
(→ Page 122)
W1244 Check operation of rod electrode (if fitted) (→ Page 181)
W1245 Check alarm function of differential pressure gauge (if fitted) (→ Page 180)
W1246 Check pump capacity (if fitted) (→ Page 182)
Table 1: Maintenance task reference table [QL1]
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