Operational Checks - MTU 12 V 2000 M92 Operating Instructions Manual

4.6 Operational checks

DANGER
Unguarded rotating and moving engine components.
Risk of serious injury – danger to life!
• Take special care when working on a running engine.
WARNING
Engine noise above 85 dB (A).
Risk of damage to hearing!
• Wear ear protectors.
Operational checks
Item
Engine under load
Engine at nominal speed
Fuel prefilter
Air filter
HT coolant pump
Raw water pump
Intercooler
Engine oil
44 | Operation | M015700/06E 2012-06
Measure
Visually inspect engine for leaks and general condition;
Check for abnormal running noises and vibration;
Check exhaust color (→ Page 54).
Check fuel prefilter contamination indicator for max. admissible value
(→ Page 83).
Drain water and contaminants (→ Page 84).
Check signal ring position of contamination indicator (→ Page 92).
Check relief bore for oil and coolant discharge and contamination
(→ Page 110).
Check relief bore for oil and water discharge and contamination
(→ Page 113).
Check condensate drain (if applicable) (→ Page 89).
Check engine oil level (→ Page 94).