MTU MW15406/17E, Operating Instructions Manual

Page: 112 / 241

4.7 Operational checks
DANGER
Rotating and moving engine parts.
Risk of crushing, danger of parts of the body being caught or pulled in!
• Only run the engine at low power. Keep away from the engine's danger zone.
WARNING
High level of engine noise when the engine is running.
Risk of damage to hearing!
• Wear ear protectors.
Operational checks
Item Measure
Engine under load
Engine at nominal speed Visually inspect engine for leaks and general condition
Check for abnormal running noises and vibration
Check exhaust color (→ Page 121).
Fuel prefilter Check that contamination indicator position at the fuel prefilter is within the
permissible limit (→ Page 175).
Drain water and contaminants (→ Page 176).
Intercooler Check drain line for water discharge and obstruction (→ Page 181).
Air filter Check signal ring position of service indicator (→ Page 184).
Replace air filter (→ Page 182) if the signal ring is completely visible in the
contamination indicator control window.
HT coolant pump Check relief bore for oil and coolant discharge and contamination
(→ Page 204).
Raw-water pump Check relief bore for escaping oil and water, check for contamination
(→ Page 207).
112 | Operation | MW15406/17E 2014-05
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